A new energy combustion system, combustion process and control method
By using integrated combustion machines in the combustion system, water and/or alcohol are prepared as new energy fuels and burned, which solves the problem of low thermal value and efficiency of traditional burning systems, and achieves efficient and environmentally friendly combustion effects.
Patent Information
- Application Number
- CN201910869856.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Priority Date
- 2019-08-08
- Filing Date
- 2019-09-16
- Publication Date
- 2025-01-28
- Estimated Expiration
- 2039-09-16
AI Technical Summary
The combustion systems in the prior art still use traditional energy for combustion, resulting in low heat value and heat release efficiency and easy pollution of the environment.
A new energy combustion system is proposed, which uses integrated combustion machines to use water and/or alcohol as raw material liquid to prepare new energy fuel containing at least hydrogen and combust with new energy fuel. The system includes a combustion room, raw material liquid room, and new energy preparation room. It provides combustion air through a fan and supplements the raw material liquid through the liquid storage tank to maintain the combustion process.
The burning of high heat and high heat release efficiency was achieved, and at the same time, it significantly reduced the emissions of harmful flue gas and reduced pollution to the environment.
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Figure CN112344367B_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the field of combustion technology, and in particular to a new energy combustion system, a combustion process and a control method. Background Art
[0002] Energy is the most important factor in human economic activities. Energy is a natural resource that comes from solar radiation. Coal, oil, and natural gas are solar energy stored in organisms in ancient times, and they are mainly hydrocarbons. Water and air can generate huge potential energy and kinetic energy under the action of solar energy. Converting this potential energy and kinetic energy into electricity can become the power of all machines. Water power and wind power can be directly converted into electricity, and this conversion will not produce environmental pollutants. Burning coal, oil, and natural gas releases huge heat, thereby generating power; however, the combustion process produces a large amount of environmental pollutants: carbon monoxide, carbon dioxide, sulfur dioxide, nitrogen oxides, carbon black particles, etc. These environmental pollutants destroy the living environment of human beings and endanger people's health; and these energy sources are non-renewable. With the increasing energy consumption, their reserves are decreasing, and one day these energy sources will be exhausted. Therefore, under the background of increasingly prominent energy and environmental issues, the search for clean and renewable new energy to replace traditional fossil energy has attracted the attention of countries around the world.
[0003] For new energy, it generally refers to renewable energy developed and utilized based on new technologies, including solar energy, biomass energy, hydropower, wind energy, geothermal energy, wave energy, ocean current energy and tidal energy, as well as thermal circulation between the ocean surface and deep layer; in addition, there are hydrogen energy, biogas, alcohol, methanol, etc.
[0004] In the research of various new energy sources, hydrogen energy has become the first choice of researchers due to its completely clean combustion mode and renewable advantages. However, at present, the development of hydrogen energy is restricted by the high price of hydrogen production, so the combustion system in the existing technology still uses traditional energy for combustion, which not only has low calorific value and heat release efficiency, but also easily pollutes the environment. Summary of the invention
[0005] In view of this, the present invention aims to propose a new energy combustion system, a combustion process and a control method to solve the problem that the combustion system in the prior art still uses traditional energy for combustion.
[0006] To achieve the above object, the technical solution of the present invention is achieved as follows:
[0007] A new energy combustion system, the combustion system includes an integrated burner, a fan, and a liquid storage tank. The integrated burner includes at least a combustion chamber, a raw liquid chamber, and a new energy preparation chamber. The integrated burner performs at least a new energy fuel preparation process and a new energy fuel combustion process. The fan is connected to the integrated burner to provide combustion-supporting air for the combustion process. The liquid storage tank is connected to the integrated burner to replenish the raw liquid into the integrated burner to maintain the new energy fuel preparation process and the combustion process.
[0008] Furthermore, the combustion chamber is a cylindrical cavity, which provides a combustion space for the combustion process;
[0009] At least part of the chamber structure in the raw material liquid chamber is an annular chamber, providing storage space for the raw material liquid; at least part of the chamber structure of the raw material liquid chamber is arranged inside the combustion chamber and / or at least part of the chamber structure of the raw material liquid chamber surrounds and is sleeved outside the combustion chamber;
[0010] The new energy preparation chamber is an annular chamber, the steam inlet of the new energy preparation chamber is connected with the steam outlet of the raw material liquid chamber, and the new energy preparation chamber surrounds and is sleeved on the outside of the combustion chamber.
[0011] Furthermore, inside the integrated burner, the combustion chamber, the raw material liquid chamber, and the new energy preparation chamber are sequentially surrounded and sleeved from the inside to the outside;
[0012] Alternatively, inside the integrated combustion engine, the raw material liquid chamber and the new energy preparation chamber are arranged adjacent to each other in the vertical direction, and at least part of the chamber structure of the raw material liquid chamber and the new energy preparation chamber are simultaneously mounted on the outside of the combustion chamber.
[0013] Furthermore, the raw material liquid chamber includes a liquid storage chamber and an evaporation chamber which are sequentially connected from bottom to top, the liquid storage chamber and the evaporation chamber are both annular chambers, and the liquid storage chamber and the evaporation chamber are both sleeved on the outside of the combustion chamber.
[0014] Further, the raw material liquid chamber includes a furnace tube, one end of which is connected to the liquid storage chamber, and the other end of which is connected to the evaporation chamber; the furnace tube is arranged outside or inside the combustion chamber, or the furnace tube is embedded and connected to the inner wall of the combustion chamber; wherein the raw material liquid chamber includes any one of the three furnace tube arrangement modes:
[0015] Mode 1: The raw material liquid chamber includes a furnace tube;
[0016] Mode 2: the raw material liquid chamber comprises a plurality of furnace tubes, and the furnace tubes are arranged in a layer of annular structure;
[0017] Method three: the raw material liquid chamber includes a plurality of furnace tubes, the furnace tubes are arranged in a multi-layer annular structure, and the furnace tubes in different annular directions are arranged alternately.
[0018] Furthermore, the new energy preparation chamber includes a steam chamber, a sandwich structure is arranged between the new energy preparation chamber and the combustion chamber, a heat-insulating chamber is provided inside the sandwich structure, and the steam chamber is connected to the heat-insulating chamber.
[0019] Furthermore, the new energy preparation chamber includes a steam chamber, a catalytic chamber, and a gas storage chamber which are connected in sequence. The steam chamber is provided with a steam inlet, the catalytic chamber is filled with a catalyst, and the gas storage chamber is provided with a gas outlet interface.
[0020] Furthermore, a burner is arranged in the combustion chamber, and the fan is connected to the burner through an air pipeline, so as to introduce combustion-supporting air into the combustion chamber; the inlet of the raw material liquid chamber is connected to the liquid storage tank through a liquid replenishing pipeline; an air outlet interface is arranged on the new energy preparation chamber, and the air outlet interface is connected to the burner.
[0021] Furthermore, the system comprises a steam supply device and / or a gas supply device; the steam supply device is connected to the steam inlet of the integrated burner, and the gas supply device is connected to the burner of the integrated burner.
[0022] A new energy combustion process is applied to the new energy combustion system; the combustion process comprises:
[0023] S1, the system is turned on and ignition is started;
[0024] S2, combustion releases heat, the raw material liquid in the raw material liquid chamber evaporates due to heat and turns into raw material steam;
[0025] S3, the raw material steam enters the new energy preparation chamber from the raw material liquid chamber, undergoes a catalytic reaction, and generates new energy fuel;
[0026] S4, the new energy fuel enters the burner for combustion, and gradually reduces the flow in the natural gas pipeline;
[0027] S5. After the system runs stably, reduce the flow in the natural gas pipeline according to process requirements, increase the flow in the natural gas pipeline, or close the natural gas pipeline.
[0028] A control method for a new energy combustion system, the new energy combustion system comprising a central processor for controlling the operation of the system accordingly;
[0029] An ignition device is provided in the burner, and the ignition device is connected to the central processing unit to control the ignition start of the system;
[0030] A natural gas control valve is provided on the natural gas pipeline, and the natural gas control valve is connected to the central processor to control the supply of natural gas; a liquid replenishment pump is provided on the liquid replenishment pipeline, and the liquid replenishment pump is connected to the central processor to control the amount of raw material liquid added to the raw material liquid chamber;
[0031] The integrated burner is provided with a liquid level device, which is connected to the raw material liquid chamber through a liquid level pipeline, and the central processing unit is connected to the liquid level device to obtain the liquid level in the raw material liquid chamber in real time;
[0032] A plurality of temperature detection devices are arranged in the catalyst chamber, and the temperature detection devices are connected to the central processing unit for detecting the temperature in the catalyst chamber;
[0033] A steam flow meter is installed on the steam pipeline, and a combustible gas flow meter is installed on the new energy pipeline. Both the steam flow meter and the combustible gas flow meter are connected to the central processor to obtain the flow conditions of raw steam and new energy fuel in real time;
[0034] The control method is applied to the new energy combustion system; the control method at least includes: a control method during system startup;
[0035] The control method during the system startup process comprises the following steps:
[0036] B1. The central processor controls the opening of the natural gas control valve and the ignition device to ignite;
[0037] B2. The central processing unit obtains the liquid level in the raw material liquid chamber through the liquid level device, and determines whether the liquid level in the raw material liquid chamber reaches the preset liquid level value; if yes, proceed to step B4; if no, proceed to step B3;
[0038] B3, the central processing unit controls the liquid replenishing pump to start, replenish the raw material liquid into the raw material liquid chamber, and returns to step B2;
[0039] B4. The central processing unit obtains the temperature in the catalyst chamber in real time through the temperature detection device;
[0040] B5, the central processing unit determines whether the temperature in the catalyst chamber meets the requirements of the preset temperature range; if yes, proceed to step B6; if no, return to step B4;
[0041] B6. The central processor obtains the raw material steam flow rate in real time through the steam flow meter;
[0042] B7, the central processing unit determines whether the raw material steam flow rate reaches the preset steam flow rate value; if yes, proceed to step B8; if no, return to step B6;
[0043] B8. The central processor obtains the combustible gas flow rate in real time through the combustible gas flow meter;
[0044] B9, the central processing unit determines whether the combustible gas flow rate reaches the preset gas flow rate value; if yes, proceed to step B10; if no, return to step B8;
[0045] B10. The central processor controls the natural gas control valve to be completely closed, completes the system startup process, and maintains the system in a dynamic balance state.
[0046] Compared with the prior art, the new energy combustion system, combustion process and control method described in the present invention have the following advantages:
[0047] The new energy combustion system, combustion process and control method described in the present invention use water and / or alcohol as raw material liquid to prepare a new energy fuel containing at least hydrogen, and burn the new energy fuel as fuel. It not only has high calorific value and high heat release efficiency, but also greatly reduces the emission of harmful smoke and reduces pollution to the environment compared with combustion using traditional energy materials. BRIEF DESCRIPTION OF THE DRAWINGS
[0048] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the accompanying drawings:
[0049] Figure 1 A schematic diagram of a new energy combustion system according to an embodiment of the present invention;
[0050] Figure 2 It is a schematic diagram of a new energy combustion system according to an embodiment of the present invention from another perspective;
[0051] Figure 3 A schematic diagram of an integrated burner in a new energy combustion system according to an embodiment of the present invention;
[0052] Figure 4 For the embodiment of the present invention Figure 3 Sectional view along AA direction;
[0053] Figure 5 A schematic diagram of an integrated burner in a new energy combustion system according to an embodiment of the present invention;
[0054] Figure 6 For the embodiment of the present invention Figure 5 Cross-sectional view along the BB direction;
[0055] Figure 7 This is a schematic structural diagram of an integrated burner in a new energy combustion system according to an embodiment of the present invention;
[0056] Figure 8 For the embodiment of the present invention Figure 7Sectional view along CC direction;
[0057] Fig. 9 A schematic diagram of the structure of an integrated burner in a new energy combustion system according to an embodiment of the present invention;
[0058] Fig.10 For the embodiment of the present invention Fig. 9 Cross-sectional view along the DD direction;
[0059] Fig.11 Another structural schematic diagram of an integrated burner in a new energy combustion system according to an embodiment of the present invention;
[0060] Fig.12 For the embodiment of the present invention Fig.11 Cross-sectional view along the EE axis.
[0061] Description of reference numerals:
[0062] Integrated combustion engine 1, housing 10, outer housing 101, inner housing 102, heat insulation layer 103, combustion chamber 11, furnace inner wall 111, first baffle 111a, furnace tube 111b, second baffle 111c, first inner wall 1111, second inner wall 1112, combustion outlet pipe 112, furnace outer wall 113, sandwich structure 114, first baffle 1141, second baffle 1142, heat insulation chamber 115, raw material liquid chamber 12, first liquid port 121, second liquid port 122, third liquid port 123, fourth liquid port 124, steam outlet 125, first safety port 126, protective sleeve 127, sealing plate 12 8, steam chamber 13, steam inlet 131, first connecting pipe 132, second connecting pipe 133, catalytic chamber 14, first filter plate 141, second filter plate 142, delivery port 143, temperature detection device 144, gas storage chamber 15, gas outlet interface 151, second safety port 152, evaporation chamber 16, burner 17, first pipeline 171, second pipeline 172, first air inlet 1721, third pipeline 173, second air inlet 1731, insulation chamber 18, liquid storage chamber 19, liquid storage tank 2, liquid replenishing pump 3, liquid replenishing pipeline 4, fan 5, air pipeline 6, natural gas pipeline 7, new energy pipeline 8, steam pipeline 9. DETAILED DESCRIPTION
[0063] The inventive concepts of the present disclosure will be described below using terms commonly used by those skilled in the art to convey the essence of their work to other persons skilled in the art. However, these inventive concepts can be embodied in many different forms and should not be considered to be limited to the embodiments described herein. These embodiments are provided to make the present disclosure more detailed and complete and to fully convey the scope thereof to those skilled in the art. It should also be noted that these embodiments are not mutually exclusive.
[0064] It should be noted that, in the absence of any conflict, the embodiments and features in the embodiments of the present invention can be combined with each other. It should be noted that, without any special explanation, the terms "new energy" and "new energy fuel" involved in the present invention all refer to hydrogen energy, a new energy source; at the same time, the present invention mainly prepares a combustible gas containing at least hydrogen and burns it to release heat, that is, the "new energy fuel" involved in the present invention all refers to the combustible gas containing at least hydrogen prepared in the present invention.
[0065] The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with embodiments.
[0066] Example 1
[0067] Since the combustion system in the prior art still uses traditional energy for combustion, not only the calorific value and heat release efficiency are low, but also it is easy to pollute the environment. In order to solve this problem, this embodiment proposes a new energy combustion system. During the combustion process of the new energy combustion system, water and / or alcohol are used as raw material liquid to prepare a new energy fuel containing at least hydrogen, and the new energy fuel is burned as fuel to maintain the combustion process of the new energy combustion system; specifically:
[0068] As attached Figure 1-4 As shown, the combustion system includes an integrated burner 1, a fan 5, and a liquid storage tank 2. The integrated burner 1 includes at least a combustion chamber 11, a raw liquid chamber 12, and a new energy preparation chamber. The integrated burner 1 performs at least a new energy fuel preparation process and a new energy fuel combustion process. The fan 5 is connected to the integrated burner 1 to provide combustion-supporting air for the combustion process. The liquid storage tank 2 is connected to the integrated burner 1 to replenish the raw liquid into the integrated burner 1 to maintain the new energy fuel preparation process and the combustion process.
[0069] The integrated combustion engine 1 comprises:
[0070] The combustion chamber 11 is a cylindrical cavity, which provides a combustion space for the combustion process; the burner 11 is provided with a combustion outlet pipe 112, which is used to discharge the smoke generated by the integrated burner 1 during the combustion process; the combustion chamber 11 is provided with a burner 17, which is used to burn fuel or new energy fuel, and the burner 17 is provided with an ignition device to provide ignition; the fan 5 is connected to the burner 17 through the air pipeline 6, which is used to pass combustion-supporting air into the combustion chamber 11;
[0071] At least part of the chamber structure in the raw material liquid chamber 12 is an annular chamber, which provides storage space for the raw material liquid; at least part of the chamber structure of the raw material liquid chamber 12 is arranged inside the combustion chamber 11 and / or at least part of the chamber structure of the raw material liquid chamber 12 surrounds and is sleeved outside the combustion chamber 11. When the combustion releases heat in the combustion chamber 11, the raw material liquid in the raw material liquid chamber 12 is heated and evaporated by heat conduction, transfer, radiation, etc. to form raw material steam; the inlet of the raw material liquid chamber 12 is connected to the liquid storage tank 2 through the liquid replenishment pipeline 4, and the raw material liquid chamber 12 is provided with a steam outlet 125 for discharging the raw material steam generated in the raw material liquid chamber 12;
[0072] The new energy preparation chamber is an annular chamber, and the steam inlet 131 of the new energy preparation chamber is connected with the steam outlet 125 of the raw material liquid chamber 12, and the new energy preparation chamber surrounds and is arranged on the outside of the combustion chamber 11, so that the raw material steam can enter the new energy preparation chamber, and the raw material steam is prepared as a new energy fuel in the new energy preparation chamber. At the same time, when the combustion and heat release in the combustion chamber 11 occur, heat is provided for the reaction occurring in the new energy preparation chamber by means of heat conduction, transfer, radiation, etc.; an air outlet interface 151 is arranged on the new energy preparation chamber, and the air outlet interface 151 is connected with the burner 17, so that the new energy fuel prepared by the new energy preparation chamber enters the burner 17 through the air outlet interface 151 for combustion, so as to maintain the combustion process of the integrated burner 1.
[0073] Wherein, a catalyst is arranged in the new energy preparation chamber, and the raw material steam undergoes a catalytic reaction through the catalyst; for different raw materials, the raw material liquid may be water, and the prepared new energy fuel is a mixed gas of hydrogen and oxygen; the raw material liquid may also be a mixture of water and alcohols, such as a mixed liquid of water and ethanol, a mixed liquid of water and propanol, or a mixed liquid of water and glycerol, etc., and the prepared new energy fuel is a mixed gas of hydrogen, carbon monoxide, and carbon dioxide; the raw material liquid may also be alcohols, such as methanol, ethanol, propanol, glycerol, etc., and the prepared new energy fuel is a mixed gas of hydrogen, carbon monoxide, and carbon dioxide;
[0074] For the catalyst installed in the new energy preparation room, the corresponding catalyst in the existing technology is selected according to the different raw material liquid components; for example, for a mixture of water and methanol, a copper-based catalyst can be used, and for water, an iron-based catalyst or a platinum-based catalyst can be used. In view of the fact that the catalyst and its selection, preparation and other related processes are all existing technologies, they will not be elaborated here.
[0075] Therefore, the new energy combustion system proposed in this embodiment uses water and / or alcohol as raw material liquid to prepare a new energy fuel containing at least hydrogen, and burns the new energy fuel as fuel. It not only has high calorific value and high heat release efficiency, but also greatly reduces the emission of harmful smoke and reduces pollution to the environment compared with the combustion of traditional energy materials.
[0076] In addition, for the chamber position setting inside the burner 1, two implementation schemes are proposed in this embodiment:
[0077] Implementation scheme 1: Inside the integrated burner 1, the combustion chamber 11, the raw material liquid chamber 12, and the new energy preparation chamber are arranged in sequence from the inside to the outside; this implementation scheme is similar to the attached Figure 3 , Attachment Figure 7 The structures of the diagrams are similar or identical;
[0078] Embodiment 2: Inside the integrated combustion engine 1, the raw material liquid chamber 12 and the new energy preparation chamber are arranged adjacent to each other in the vertical direction, and at least part of the chamber structure of the raw material liquid chamber 12 and the new energy preparation chamber are simultaneously sleeved outside the combustion chamber 11; this embodiment is similar to the attached embodiment. Figure 4 The structure is roughly the same.
[0079] For the second implementation scheme, the raw material liquid chamber 12 can be arranged above the new energy preparation chamber, and can also be arranged below the new energy preparation chamber.
[0080] Example 2
[0081] Since the catalytic reaction occurring in the new energy preparation chamber often needs to reach certain temperature conditions to proceed, the present application utilizes the combustion process in the combustion chamber 11 to transfer part of the heat to the new energy preparation chamber, so that the new energy preparation chamber can maintain the required reaction temperature conditions.
[0082] However, when the combustion system is started or the output of new energy fuel fluctuates, the heat generated may not be enough to make the catalyst chamber meet the catalytic reaction temperature. Figure 1-3 As shown, this embodiment improves the combustion system based on the embodiment 1:
[0083] The combustion system also includes a natural gas pipeline 7, the inlet end of the natural gas pipeline 7 is connected to a natural gas source, and the outlet end of the natural gas pipeline 7 is connected to a burner 17, so that the integrated burner 1 can ensure its internal temperature by additionally burning natural gas, thereby ensuring that the new energy preparation chamber can be relatively stably maintained within the temperature range required for the catalytic reaction.
[0084] In addition, this embodiment uses natural gas as a specific implementation method, but is not limited to this; the natural gas pipeline 7 can also be connected to other fuel gas sources, such as coal gas, biogas, petroleum gas and other fuel gas sources. Accordingly, the natural gas pipeline 7 can also be called a gas pipeline, a biogas pipeline or a petroleum gas pipeline, etc.
[0085] Example 3
[0086] As attached Figure 1-5 As shown, this embodiment specifically introduces the structure of the integrated combustion engine 1 based on the embodiment 1 or the embodiment 2.
[0087] The integrated burner 1 also includes a new energy pipeline 8 and a steam pipeline 9. The inlet end of the steam pipeline 9 is connected to the steam outlet 125 of the raw material liquid chamber 12, and the outlet end of the steam pipeline 9 is connected to the steam inlet 131 of the new energy preparation chamber; the inlet end of the new energy pipeline 8 is connected to the gas outlet interface 151 of the new energy preparation chamber, and the outlet end of the new energy pipeline 8 is connected to the burner 17.
[0088] The raw material liquid chamber 12 includes a liquid storage chamber 19 and an evaporation chamber 16 which are connected in sequence from bottom to top. The liquid storage chamber 19 and the evaporation chamber 16 are both annular chambers, and the liquid storage chamber 19 and the evaporation chamber 16 are both sleeved outside the combustion chamber 11. The structure is shown in the attached Figure 5 , Attachment Figure 7 , Attachment Fig. 9 As shown in the accompanying drawings, it should be noted that, in this structure, the raw material liquid chamber 12 is a complete chamber, and the raw material liquid gathers at the lower part of the raw material liquid chamber 12 due to its own gravity, so that in this embodiment, the space occupied by the liquid raw material liquid is regarded as the liquid storage chamber 19; the raw material liquid is evaporated by heat, and the formed raw material liquid vapor rises, so that in this embodiment, the space occupied by the raw material liquid vapor is regarded as the evaporation chamber 16.
[0089] In addition, the present embodiment also makes corresponding improvements to the raw material liquid chamber 12. The liquid storage chamber 19 and the evaporation chamber 16 in the raw material liquid chamber 12 are independent chamber structures that are interconnected. The raw material liquid chamber 12 also includes a furnace tube 111b, one end of which is connected to the liquid storage chamber 19, and the other end of which is connected to the evaporation chamber 16.
[0090] Among them, as attached Figure 3 , Attachment Figure 4 , Attachment Fig.11 , Attachment Fig.12 As shown, the furnace tube 111b can be arranged outside or inside the combustion chamber 11, or the furnace tube 111b can be embedded and connected with the furnace inner wall 111 of the combustion chamber 11; the raw material liquid chamber 12 includes any one of the three furnace tube 111b arrangement modes:
[0091] Mode 1: The raw material liquid chamber 12 includes a furnace tube 111b;
[0092] Method 2: The raw material liquid chamber 12 includes a plurality of furnace tubes 111b, and the furnace tubes 111b are arranged in a layer of annular structure; the structure in method 2 is as shown in the attached figure. Fig.12 shown.
[0093] Method 3: The raw material liquid chamber 12 includes a plurality of furnace tubes 111b, which are arranged in a multi-layered annular structure, and the furnace tubes 111b in different annular directions are arranged alternately; the structure of method 3 is as shown in the attached figure. Figure 4 shown.
[0094] The new energy preparation chamber includes a steam chamber 13, a catalyst chamber 14, and a gas storage chamber 15 which are connected in sequence. The steam chamber 13 is provided with a steam inlet 131 for receiving and accommodating raw steam. The catalyst is filled in the catalyst chamber 14. The raw steam reacts with the catalyst to generate new energy fuel. The gas storage chamber 15 receives and accommodates the generated new energy fuel. The gas storage chamber 15 is provided with a gas outlet interface 151 for exporting the new energy fuel out of the gas storage chamber 15.
[0095] A first filter plate 141 is arranged between the steam chamber 13 and the catalyst chamber 14, so that the raw steam in the steam chamber 13 can enter the catalyst chamber 14 more dispersedly and evenly, fully contact with the catalyst, and improve the catalytic reaction efficiency and the output of new energy fuel; a second filter plate 142 is arranged between the catalyst chamber 14 and the gas storage chamber 15 to filter the airflow to prevent the airflow from carrying catalyst particles out.
[0096] Example 4
[0097] Since the catalyst has good catalytic activity within a certain operating temperature range, if the temperature in the catalyst chamber 14 is too high, the catalyst may be deactivated at high temperature; on the basis of ensuring that the combustion condition and combustion scale in the combustion chamber 11 do not change, as shown in the attached Figure 3-12 As shown, this embodiment improves the chamber structure and matching relationship in the integrated combustion engine 1 on the basis of any one of embodiments 1-3.
[0098] A sandwich structure 114 is provided between the new energy preparation chamber and the combustion chamber 11, and the sandwich structure 114 can be provided with one layer or multiple layers; a heat-insulating chamber 115 is provided inside the sandwich structure 114, and the steam chamber 13 is connected to the heat-insulating chamber 115;
[0099] Specifically, the sandwich structure 114 is mainly arranged between the catalyst chamber 14 and the combustion chamber 11, and is used to protect the catalyst from high temperature. Its working principle is: during the operation of the integrated burner 1, a part of the raw steam entering the steam chamber 13 enters the catalyst chamber 14 for catalytic reaction, and the other part of the raw steam enters the insulation chamber 115, thereby blocking part of the heat in the combustion chamber 11, preventing excessive heat in the combustion chamber 11 from being transferred to the catalyst chamber 14, causing high-temperature deactivation of the catalyst.
[0100] Example 5
[0101] As attached Figure 3-4 As shown, this embodiment proposes a specific implementation plan based on embodiment 4.
[0102] The furnace body of the integrated combustion engine 1 is surrounded by a shell 10 to form a cylindrical shape. The shell 10 includes an outer shell 101 and an inner shell 102. The inner shell 102 extends to the top to form an arched top surface. The outer shell 101 and the inner shell 102 are filled with heat preservation or heat insulation materials. The outer shell 101, the inner shell 102 and the filled heat preservation or heat insulation materials together form a heat insulation layer 103; the internal center of the integrated combustion engine 1 is set as a combustion chamber 11, and the combustion chamber 11 is a cylindrical cavity, which is surrounded by a furnace inner wall 111 and a furnace outer wall 113. The top of the furnace inner wall 111 extends into an arch shape, and the top of the furnace outer wall 111 also extends into an arch shape. The furnace inner wall 111 includes a plurality of furnace tubes 111b, and the plurality of furnace tubes 111b are arranged in a ring and in two layers to form a first inner wall 1111 and a second inner wall 1112. The first inner wall 1111 includes a plurality of furnace tubes 111b, a plurality of first fins 111a, and a plurality of second fins 111c. The second fins 111c are connected in the latitudinal direction between two adjacent furnace tubes 111b, and each furnace tube 111b is connected in the radial direction to the first fin 111a. The first fin 111a faces one side of the furnace inner wall 111, and the upper part of the first fin 111a is connected to the furnace inner wall 111, and the lower part of the first fin 111a is connected to the lower part of the furnace inner wall 111, and the furnace inner wall 111 is disconnected at the furnace tube 111b. The second inner wall 1112 includes a plurality of furnace tubes 111b, a plurality of first fins 111a, and a plurality of second fins 111c. The second fins 111c are connected in the latitudinal direction between two adjacent furnace tubes 111b, and each furnace tube 111b is connected to the first fin 111a in the radial direction. The sheet 111a faces one side of the furnace inner wall 111, the upper part of the furnace tube 111b is connected to the furnace outer wall 113, the lower part of the furnace tube 111b is connected to the lower part of the furnace outer wall 113, the multiple furnace tubes 111b of the first inner wall 1111 and the multiple furnace tubes 111b of the second inner wall 1112 are staggered and arranged at intervals, the first fin 111a and the second fin 111c are used to increase the heat dissipation area, the upper part of the furnace inner wall 111 is connected to the combustion outlet pipe 112, and the furnace tube 111b is preferably connected to the first fin 111a and the second fin 111b by welding.
[0103] The furnace inner wall 111 and the furnace outer wall 113 together form a sandwich structure 114 , and a heat-insulating chamber 115 is formed between the furnace inner wall 111 and the furnace outer wall 113 , and the heat-insulating chamber 115 is communicated with the steam chamber 13 .
[0104] It should be noted that the furnace tube 111b in this embodiment is the same as the furnace tube 111b in Embodiment 3, and belongs to the third arrangement mode of the furnace tube 111b in Embodiment 3; specifically:
[0105] As attached Figure 3-4 As shown, in this embodiment, the inner space of the furnace tube 111b is a part of the raw material liquid chamber 12, and the furnace tube 111b is arranged in two layers, which are respectively connected to the first inner wall 1111 and the second inner wall 1112 to form a double-layer structure; wherein the arrangement of the sandwich structure 114 can have the following embodiments:
[0106] Solution 1: The first inner wall 1111 and the furnace outer wall 113 form a sandwich structure 114, and a heat-insulating chamber 115 is formed between the first inner wall 1111 and the furnace outer wall 113;
[0107] The first inner wall 1111 is intermittently arranged, or a notch or a through hole is arranged on the first inner wall 1111, so that the space between the first inner wall 1111 and the second inner wall 1112 is connected to the combustion chamber 11, or in other words, the space between the first inner wall 1111 and the second inner wall 1112 is part of the combustion chamber 11; at this time, the furnace tube 111b arranged on the second inner wall 1112 serves as a structural component of the raw material liquid chamber 12 and can be regarded as being completely arranged inside the combustion chamber 11.
[0108] Option 2: The first inner wall 1111, the second inner wall 1112 and the furnace outer wall 113 form a two-layer sandwich structure 114, the first inner wall 1111 is a complete structure that can be completely isolated and sealed, the second inner wall 1112 is intermittently arranged, or the second inner wall 1112 is provided with a notch or a through hole, so that the cavity between the first inner wall 1111 and the second inner wall 1112 is connected to the cavity between the second inner wall 1112 and the furnace outer wall 113, together forming an insulating chamber 115.
[0109] Solution 3: The first inner wall 1111, the second inner wall 1112 and the furnace outer wall 113 form a two-layer sandwich structure 114, wherein the first inner wall 1111 and the second inner wall 1112 are both complete and completely isolated and sealed structures, that is, the cavity between the first inner wall 1111 and the second inner wall 1112, and the cavity between the second inner wall 1112 and the furnace outer wall 113 are all independent cavity structures;
[0110] In scheme three, the cavity between the first inner wall 1111 and the second inner wall 1112 and / or the cavity between the second inner wall 1112 and the furnace outer wall 113 serves as the insulating chamber 115; in addition, the cavity between the first inner wall 1111 and the second inner wall 1112 and / or the cavity between the second inner wall 1112 and the furnace outer wall 113 can also be an independent, closed space filled with insulating materials, such as insulating cotton, inert gas, etc.
[0111] The lower part of the combustion chamber 11 is connected to the burner 17, and the burner 17 is arranged in the space enclosed by the lower part of the furnace inner wall 111. The burner 17 is connected to the first pipeline 171, the second pipeline 172, and the third pipeline 173. The second pipeline 172 is sleeved inside the third pipeline 173, and the third pipeline 173 is sleeved inside the first pipeline 171, which saves space and has good sealing performance. The first pipeline 171 is used to introduce air to provide oxygen required for combustion, the second pipeline 172 is connected to the first air inlet 1721 for introducing natural gas, and the third pipeline 173 is connected to the second air inlet 1731 for introducing hydrogen mixed gas for combustion. An ignition device is provided on the burner 17. Preferably, the ignition device can automatically ignite, and flame detection can be performed after ignition is completed.
[0112] An evaporation chamber 16 is arranged between the upper part of the furnace inner wall 111 and the upper part of the furnace outer wall 113, and a raw material liquid chamber 12 is arranged between the lower part of the furnace inner wall 111 and the lower part of the furnace outer wall 113. The raw material liquid chamber 12 is connected to the evaporation chamber 16 through a plurality of furnace tubes 111b. The raw material liquid or raw material liquid steam is introduced into the middle of the furnace tubes 111b to cool the furnace outer wall 113 to prevent the temperature from being too high and the catalyst from losing its activity due to the high temperature. A first interface 121 and a fourth interface 124 are arranged at the bottom of the raw material liquid chamber 12, and a top of the evaporation chamber 16 is provided. A second interface 122, a third interface 123, a first safety port 126 and a steam outlet 125 are provided, and a liquid level device is provided between the first interface 121 or the fourth interface 124 and the second interface 122 or the third interface 123. The other of the first interface 121 or the fourth interface 124 is a sewage outlet for discharging waste liquid, and the other of the second interface 122 or the third interface 123 is a liquid replenishing port for adding raw material liquid. The raw material liquid enters the evaporation chamber 16 and enters the raw material liquid chamber 12 through the furnace tube 111b.
[0113] A steam chamber 13, a catalyst chamber 14, and a gas storage chamber 15 are annularly arranged from bottom to top between the outer wall 113 of the furnace and the inner shell 102. A steam inlet 131 is arranged at the lower part of the steam chamber 13, which is connected to the steam outlet 125 through a pipeline, and the raw liquid steam discharged from the steam outlet 125 is introduced into the steam chamber 13. A first filter plate 141 is arranged at the bottom of the catalyst chamber 14 connected to the steam chamber 13 to filter the raw liquid steam. The filtered raw liquid steam enters the catalyst chamber 14, and the catalyst is filled inside the catalyst chamber 14. The raw liquid steam is subjected to the action of the catalyst. A mixture of hydrogen and carbon monoxide is formed by heat, and a second filter plate 142 is arranged at the top of the catalyst chamber 14 connected to the gas storage chamber 15. The generated hydrogen mixture is filtered and then introduced into the gas storage chamber 15. An outlet interface 151 and a second safety port 152 are arranged on the upper part of the gas storage chamber 15. The outlet interface 151 is connected to the second air inlet 1731, and the hydrogen mixture is introduced into the combustion chamber 11 for combustion. The second safety port 152 is used to connect the pressure switch or safety valve device of the hydrogen mixture to ensure the pressure stability of the hydrogen mixture inside the integrated burner 1.
[0114] Example 6
[0115] As attached Figure 5-6 As shown, this embodiment proposes another specific implementation scheme based on embodiment 4.
[0116] The furnace body of the integrated burner 1 is surrounded by a shell 10 to form a cylindrical shape. The shell 10 includes an outer shell 101 and an inner shell 102. The inner shell 102 extends to the top to form an arched top surface. The outer shell 101 and the inner shell 102 are filled with heat preservation or heat insulation materials. The outer shell 101, the inner shell 102 and the filled heat preservation or heat insulation materials together form a heat insulation layer 103; the internal center of the integrated burner 1 is set as a combustion chamber 11, and the combustion chamber 11 is a cylindrical cavity surrounded by a furnace inner wall 111. The top of the furnace inner wall 111 extends into an arch, and the middle and lower outer sides of the furnace inner wall 111 are covered with a furnace outer wall 113, a sandwich structure 114 is arranged between the furnace outer wall 113 and the furnace inner wall 111, a partition 1141 is arranged in the sandwich structure 114, and the sandwich structure 114 is filled with raw material liquid steam or raw material liquid, which is used to cool the furnace outer wall 113 and the furnace inner wall 111 to prevent the temperature from being too high, and at the same time prevent the catalyst chamber 14 from losing its activity due to excessive temperature. The upper part of the partition 1141 is filled with raw material liquid, and the sandwich structure 114 at the lower part of the partition 1141 and the furnace outer wall 113 form an insulating chamber 115, the insulating chamber 115 is connected with the steam chamber 13, and the insulating chamber 115 is filled with raw material liquid steam;
[0117] The upper part of the furnace outer wall 113 extends in a direction away from the combustion chamber 11 and is connected to the inner shell 102. The upper part of the furnace outer wall 113, the upper part of the furnace inner wall 111, the upper part of the inner shell 102, and the partition 1141 are surrounded and connected to form a raw material liquid chamber 12. The raw material liquid introduced into the raw material liquid chamber 12 cannot fill the entire raw material liquid chamber 12, and a space for storing steam is reserved at the upper part; the raw material liquid chamber 12 is provided with a first interface 121, a fourth interface 124, a second interface 122, and a third interface 123. The first interface 121 and the fourth interface 124 are arranged at the upper part of the raw material liquid chamber 12, the second interface 122 and the third interface 123 are arranged at the lower part of the raw material liquid chamber 12, and are arranged on the furnace outer wall 11 through the shell 10. 3, there is a height difference between the interface arranged at the upper part of the raw material liquid chamber 12 and the interface arranged at the lower part of the raw material liquid chamber 12, which is used to connect the liquid level device to measure the liquid level height and replenish the liquid in time, and the remaining interfaces are used for replenishing the liquid, or for discharging the waste liquid, or for setting the safety valve; in this embodiment, the first interface 121 and the second interface 122 are provided with the liquid level device, the third interface 123 is provided with the liquid replenishing port for replenishing the liquid, and the fourth interface 124 is provided with the safety valve; the raw material liquid chamber 12 is also provided with a first safety port 126 and a steam outlet 125, the steam outlet 125 is used to guide the raw material liquid steam, and the first safety port 126 is used to connect the pressure measuring device and the pressure switch to ensure the steam pressure in the raw material liquid chamber 12.
[0118] A combustion outlet pipe 112 is arranged at the upper part of the combustion chamber 11 through the shell 10, and a burner 17 is arranged at the lower part. The burner 17 is arranged in the space enclosed by the lower part of the furnace inner wall 111. The burner 17 is connected to a first pipeline 171, a second pipeline 172, and a third pipeline 173. The second pipeline 172 is sleeved inside the third pipeline 173, and the third pipeline 173 is sleeved inside the first pipeline 171, which saves space and has good sealing performance. The first pipeline 171 is used to introduce air to provide oxygen required for combustion. The second pipeline 172 is connected to the first air inlet 1721 for introducing natural gas. The third pipeline 173 is connected to the second air inlet 1731 for introducing hydrogen mixed gas for combustion. An ignition device is arranged inside the burner 17. The ignition device is a turbine structure, which is convenient for full mixing with air for combustion.
[0119] The outer wall 113 of the furnace and the middle part of the inner shell 102 are combined to form a gas storage chamber 15 and a catalyst chamber 14. The inner side of the gas storage chamber 15 is adjacent to the raw material liquid chamber 12. The raw material liquid chamber 12 also insulates the gas storage chamber 15 to prevent the gas from expanding due to heat and causing danger. The gas storage chamber 15 passes through the shell 10 on the side to set a gas outlet interface 151. The gas storage chamber 15 passes through the shell 10 on the side and extends upward to form a second safety port 152 for connecting a pressure gauge for measuring gas pressure, a pressure switch for ensuring pressure, etc. A plurality of temperature sensors 144 are set on the catalyst chamber 14 on the side to pass through the shell 10 for detecting the temperature when the catalyst acts, ensuring the activity of the catalyst and maximizing the effect of the catalyst. Thus, the inner wall 111 of the furnace and the outer wall 113 of the furnace jointly form a sandwich structure 114, and an insulating chamber 115 is formed between the inner wall 111 of the furnace and the outer wall 113 of the furnace, and the insulating chamber 115 is connected to the steam chamber 13.
[0120] In addition, in this embodiment, a through hole can be set on the wall between the insulation chamber 115 and the steam chamber 13 to achieve communication between the two; a first connecting pipe 131 and a second connecting pipe 132 can also be connected between the steam chamber 13 and the sandwich structure 114, and the first connecting pipe 131 and the second connecting pipe 132 are raw liquid steam channels, which are used for the exchange of raw liquid steam between the steam chamber 13 and the sandwich structure 114; a delivery port 143 is set at the bottom of the catalyst chamber 14 through the steam chamber 13 for adding or removing the catalyst.
[0121] Example 7
[0122] As attached Figure 7-8 As shown, this embodiment proposes another specific implementation scheme based on embodiment 4.
[0123] The furnace body of the integrated burner 1 is enclosed by a shell 10 to form a cylindrical shape. The shell 10 includes an outer shell 101 and an inner shell 102. The inner shell 102 extends to the top to form an arched top surface. The outer shell 101 and the inner shell 102 are filled with heat preservation or heat insulation materials. The combustion chamber 11 is arranged at the center of the integrated burner 1 and is enclosed by a furnace inner wall 111 to form a cylindrical shape. The furnace inner wall 111 extends to the top to form an arched top surface. The combustion chamber 11 is provided with a combustion outlet pipe 112 at the upper part through the shell 10, and a burner 17 is provided at the lower part. The burner 17 is arranged in the space enclosed by the lower part of the furnace inner wall 111. The burner 17 The first pipeline 171, the second pipeline 172, and the third pipeline 173 are connected to the upper part. The second pipeline 172 is sleeved inside the third pipeline 173, and the third pipeline 173 is sleeved inside the first pipeline 171, which saves space and has good sealing performance. The first pipeline 171 is used to introduce air to provide oxygen required for combustion. The second pipeline 172 is connected to the first air inlet 1721 for introducing natural gas. The third pipeline 173 is connected to the second air inlet 1731 for introducing hydrogen mixed gas for combustion. An ignition device is arranged inside the burner 17. The ignition device is a turbine structure, which is convenient for full mixing with air for combustion.
[0124] A plurality of furnace tubes 111b are connected in a ring shape on one side of the furnace inner wall 111 away from the combustion chamber 11. The furnace tubes 111b are special-shaped tubes, which may be semicircular, square, or in other shapes. In this embodiment, the furnace inner wall 111 is preferably set to be semicircular. The outside of the furnace inner wall 111 is covered with a furnace outer wall 113. The furnace outer wall 113 extends to the top to form an arched top surface. A sandwich structure 114 is formed between the furnace outer wall 113 and the furnace inner wall 111. The furnace tubes 111b are arranged in the sandwich structure 114. The sandwich structure 114 is provided with a first partition plate 1141 and a second partition plate 1142, which divide the sandwich structure 114 into two non-communicating parts. The second partition plate 114 is closed at the connection between the top of the furnace tube 111b and the furnace inner wall 111. 2. A first partition 1141 is provided at the connection between the outer side of the bottom of the furnace tube 111b and the furnace outer wall 113. The inner space of the furnace tube 111b is connected with the lower space of the first partition 1141 to form an insulation chamber 18. The insulation chamber 18 is connected with the steam chamber 13 and filled with raw material liquid steam to cool the furnace inner wall 111 to prevent overheating damage. The upper space outside the furnace tube 111b separated from the first partition 1141 and the second partition 1142 is used as a raw material liquid chamber 12 and filled with raw material liquid. At the same time, the outer wall 113 of the furnace can be cooled to prevent the catalyst from losing its activity due to excessive temperature. Therefore, two layers of space are separated in the sandwich structure 114, which are filled with raw material liquid steam and raw material liquid respectively, so as to play a double-layer cooling role.
[0125] The raw material liquid introduced into the raw material liquid chamber 12 cannot fill the entire raw material liquid chamber 12, and a space for storing steam is reserved at the top; the raw material liquid chamber 12 is provided with a first interface 121, a fourth interface 124, a second interface 122, and a third interface 123, the first interface 121 and the fourth interface 124 are arranged at the upper part of the raw material liquid chamber 12, the second interface 122 and the third interface 123 are arranged at the lower part of the raw material liquid chamber 12, and are arranged on the outer wall 113 of the furnace through the shell 10, and there is a height difference between the interface arranged at the upper part of the raw material liquid chamber 12 and the interface arranged at the lower part of the raw material liquid chamber 12, and the first interface 121 and the fourth interface 124 are arranged at the upper part of the raw material liquid chamber 12, and the second interface 122 and the third interface 123 are arranged at the lower part of the raw material liquid chamber 12. The first interface 121 and the second interface 122 are used to connect the liquid level device to measure the liquid level height and replenish the liquid in time, and the other interfaces are used for replenishing the liquid, discharging the waste liquid, or setting the safety valve. In this embodiment, the first interface 121 and the second interface 122 are used to set the liquid level device, the third interface 123 is used to set the liquid replenishing port for replenishing the liquid, and the fourth interface 124 is used to set the safety valve. The raw material liquid chamber 12 is also provided with a first safety port 126 and a steam outlet 125. The steam outlet 125 is used to export the raw material liquid steam, and the first safety port 126 is used to connect the pressure measuring device and the pressure switch to ensure the steam pressure in the raw material liquid chamber 12.
[0126] Therefore, in this embodiment, the furnace tube 111b is specially arranged so that a two-layer sandwich structure 114 is formed between the furnace outer wall 113 and the furnace inner wall 111; wherein, as a preferred solution of this embodiment, a heat-insulating chamber 115 is formed between the furnace tube 111b and the furnace inner wall 111, and the heat-insulating chamber 115 is connected to the steam chamber 13 through the heat-insulating chamber 18;
[0127] It should be noted that the furnace tube 111b in this embodiment and the furnace tube 111b in Example 3 have different functions; specifically, the furnace tube 111b in Example 3 is a partial structure of the raw material liquid chamber 12, and the material inside the furnace tube 111b is the raw material liquid, which is used to contain the raw material liquid and evaporate the raw material liquid by heat; the furnace tube 111b in this embodiment is a partial structure of the sandwich structure 114, which is not connected to the raw material liquid chamber 12, and the material inside the furnace tube 111b is the raw material liquid vapor, which is used to insulate and protect the catalyst chamber 14;
[0128] Meanwhile, the space between the furnace tube 111 b and the furnace outer wall 113 is the raw material liquid chamber 12 . Specifically, the space between the furnace tube 111 b and the furnace outer wall 113 is a part of the total chamber space of the raw material liquid chamber 12 .
[0129] The outer wall 113 of the furnace and the inner shell 102 are surrounded by a gas storage chamber 15, a catalyst chamber 14, and a steam chamber 13 from top to bottom. A first filter plate 141 is arranged at the bottom of the catalyst chamber 14 connected to the steam chamber 13 to filter the raw liquid vapor. The filtered raw liquid vapor enters the catalyst chamber 14. The catalyst is filled inside the catalyst chamber 14. The raw liquid vapor is heated by the catalyst to form a mixture of hydrogen and carbon monoxide. A second filter plate 142 is arranged at the top of the catalyst chamber 14 connected to the gas storage chamber 15 to filter the generated hydrogen mixture and then pass it into the gas storage chamber 15. The steam chamber 13 and the lower space of the sandwich structure 114 are connected with a pipeline for exchanging the raw liquid vapor.
[0130] The top surface of the gas storage chamber 15 passes through the shell 10 to set a gas outlet interface 151 and a second safety port 152. The gas outlet interface 151 is used to discharge the hydrogen mixed gas generated by the reaction, and the second safety port 152 is used to connect a pressure gauge for measuring the gas pressure in the gas storage chamber 15, a pressure switch for ensuring the pressure, etc.
[0131] Example 8
[0132] As attached Figure 9-10 As shown, this embodiment proposes another specific implementation scheme based on embodiment 4.
[0133] It should be noted that this embodiment is basically the same as Embodiment 7, except that the furnace tube 111b is connected to the furnace outer wall 113, a second partition plate 1142 is provided at the connection between the top of the furnace tube 111b and the furnace outer wall 113, and a first partition plate 1141 is provided at the connection between the bottom outer side of the furnace tube 111b and the furnace inner wall 111;
[0134] Similarly, the inner space of the furnace tube 111b is connected to the lower space of the first partition 1141, forming an insulating chamber 18. The insulating chamber 18 is connected to the steam chamber 13 and filled with raw material liquid steam to cool the inner wall 111 of the furnace to prevent overheating damage.
[0135] Therefore, in this embodiment, the furnace tube 111b is specially arranged so that a two-layer sandwich structure 114 is formed between the furnace outer wall 113 and the furnace inner wall 111; wherein, as a preferred solution of this embodiment, a heat insulation chamber 115 is formed between the furnace tube 111b and the furnace outer wall 113, and the heat insulation chamber 115 is connected to the steam chamber 13 through the heat insulation chamber 18;
[0136] Similarly, the furnace tube 111b in this embodiment and the furnace tube 111b in Example 3 play different roles; specifically, the furnace tube 111b in Example 3 is a partial structure of the raw material liquid chamber 12, and the material inside the furnace tube 111b is the raw material liquid, which is used to contain the raw material liquid and evaporate the raw material liquid by heat; the furnace tube 111b in this embodiment is a partial structure of the sandwich structure 114, which is not connected to the raw material liquid chamber 12, and the material inside the furnace tube 111b is the raw material liquid vapor, which is used to insulate and protect the catalyst chamber 14;
[0137] Meanwhile, the space between the furnace tube 111 b and the furnace inner wall 111 is the raw material liquid chamber 12 . Specifically, the space between the furnace tube 111 b and the furnace inner wall 111 is a part of the total chamber space of the raw material liquid chamber 12 .
[0138] Example 9
[0139] As attached Figure 11-12 As shown, this embodiment proposes another specific implementation scheme based on embodiment 4.
[0140] The furnace body of the integrated burner 1 is formed into a cylindrical shape by a shell 10, the shell 10 includes an outer shell 101 and an inner shell 102, the inner shell 102 extends to the top to form an arched top surface, and the outer shell 101 and the inner shell 102 are filled with heat preservation or heat insulation materials; the integrated burner 1 is provided with a furnace inner wall 111 inside, the furnace inner wall 111 surrounds a cylindrical cavity, extends to the top to form an arched top surface, and the cavity of the furnace inner wall 111 is provided with an evaporation chamber 16, a combustion chamber 11, a raw material liquid chamber 12, and the raw material liquid chamber 12 and the evaporation chamber 16 are arranged in sequence from top to bottom. The evaporation chamber 16 is connected through a plurality of furnace tubes 111b arranged in the middle of the furnace inner wall 111. The plurality of furnace tubes 111b are arranged in annular intervals on the inner surface of the furnace inner wall 111. The upper end is connected to the evaporation chamber 16, and the lower end is connected to the raw material liquid chamber 12. The furnace tube 111b is a special-shaped tube, or semicircular, or square, or other shapes. This embodiment is preferably set to be semicircular. The raw material liquid vapor formed by heating in the raw material liquid chamber 12 enters the evaporation chamber 16 through the furnace tube 111b. Part of the furnace tube 111b is raw material liquid, and part is raw material liquid vapor.
[0141] A first interface 121 and a fourth interface 124 are arranged at the bottom of the raw material liquid chamber 12, a second interface 122, a third interface 123, a first safety port 126 and a steam outlet 125 are arranged at the top of the evaporation chamber 16, a liquid level device is arranged between the first interface 121 or the fourth interface 124 and the second interface 122 or the third interface 123, the other of the first interface 121 or the fourth interface 124 is a sewage outlet for discharging waste liquid, the other of the second interface 122 or the third interface 123 is a liquid replenishing port for adding raw material liquid, and the raw material liquid enters the evaporation chamber 16 and enters the raw material liquid chamber 12 through the furnace tube 111b.
[0142] The upper part of the combustion chamber 11 is connected to a combustion outlet pipe 112, the outer side of the upper part of the combustion chamber 11 is coated with an evaporation chamber 16, a burner 17 is arranged at the lower part of the combustion chamber 11, and the outer side of the burner 17 is annularly coated with a raw material liquid chamber 12; the burner 17 is arranged in the space enclosed by the lower part of the furnace inner wall 111, and the burner 17 is connected to a first pipeline 171, a second pipeline 172, and a third pipeline 173, the second pipeline 172 is sleeved inside the third pipeline 173, and the third pipeline 173 is sleeved inside the first pipeline 171, which saves space and has good sealing performance. The first pipeline 171 is used to introduce air to provide oxygen required for combustion, the second pipeline 172 is connected to the first air inlet 1721 for introducing natural gas, and the third pipeline 173 is connected to the second air inlet 1731 for introducing hydrogen mixed gas for combustion, and an ignition device is arranged on the burner 17. Preferably, the ignition device can automatically ignite, and flame detection can be performed after ignition is completed.
[0143] A gas storage chamber 15, a catalyst chamber 14, and a steam chamber 13 are sequentially arranged between the inner shell 102 and the outer wall 113 of the furnace from top to bottom. A steam inlet 131 is arranged at the lower part of the steam chamber 13, which is connected to the steam outlet 125 through a pipeline, and the raw liquid steam discharged from the steam outlet 125 is introduced into the steam chamber 13. A first filter plate 141 is arranged at the bottom of the catalyst chamber 14 connected to the steam chamber 13 to filter the raw liquid steam. The filtered raw liquid steam enters the catalyst chamber 14, and the catalyst is filled inside the catalyst chamber 14. The raw liquid steam is heated under the action of the catalyst. A mixture of hydrogen and carbon monoxide is formed. A second filter plate 142 is arranged at the top of the catalyst chamber 14 connected to the gas storage chamber 15. The generated hydrogen mixture is filtered and then introduced into the gas storage chamber 15. A gas outlet interface 151 and a second safety port 152 are arranged on the upper part of the gas storage chamber 15. The gas outlet interface 151 is connected to the second gas inlet 1731, and the hydrogen mixture is introduced into the combustion chamber 11 for combustion. The second safety port 152 is used to connect the pressure switch or safety valve device of the hydrogen mixture to ensure the pressure stability of the hydrogen mixture inside the integrated burner 1.
[0144] The outer side of the furnace inner wall 111 is annularly covered with a furnace outer wall 113, and the furnace inner wall 111 and the furnace outer wall 113 together form a sandwich structure 114, and an insulating chamber 115 is formed between the furnace inner wall 111 and the furnace outer wall 113, and the insulating chamber 115 is connected to the steam chamber 13, so that the insulating chamber 115 is filled with raw material liquid steam, which is used to further cool down and insulate the furnace inner wall 111 and the furnace outer wall 113.
[0145] In this embodiment, since the volume of the raw material liquid chamber 12 is smaller than that of the entire furnace body and the amount of raw material liquid stored is less, the furnace tube 111b is directly arranged on the inner side of the furnace inner wall 111, which is equivalent to being directly located in the furnace. The furnace temperature is particularly high, the raw material liquid is heated faster and evaporates faster, the flow of the raw material liquid and the flow of the raw material liquid vapor can be beneficial to the heat dissipation of the furnace inner wall 111, and the thermal efficiency is high. The heat is further dissipated between the furnace inner wall 111 and the furnace outer wall 113 through the sandwich structure 114, ensuring that the catalyst chamber 14 connected to the furnace outer wall 113 can maintain a suitable temperature to avoid the catalyst from losing its activity due to excessive temperature.
[0146] It should be noted that the furnace tube 111b in this embodiment is the same as the furnace tube 111b in Example 3, and belongs to the second method of setting the furnace tube 111b in Example 3; similarly, the furnace tube 111b in this embodiment belongs to the case where the furnace tube 111b is set inside the combustion chamber 11.
[0147] Example 10
[0148] As attached Figure 3-4 As shown, the furnace body of the integrated burner 1 is enclosed by a shell 10 to form a cylindrical shape, and the shell 10 includes an outer shell 101 and an inner shell 102, and the outer shell 101 and the inner shell 102 are filled with heat preservation or heat insulation materials, and the outer shell 101, the inner shell 102 and the filled heat preservation or heat insulation materials together form a heat insulation layer 103; the inner center of the integrated burner 1 is set as a combustion chamber 11, and a combustion outlet pipe 112 is set on the combustion chamber 11, and the exhaust gas generated by the combustion in the combustion chamber 11 is discharged through the combustion outlet pipe 112, so that the combustion outlet pipe 112 needs to penetrate the heat insulation layer 103 and extend to the outside of the integrated burner 1 to discharge the exhaust gas to the downstream equipment;
[0149] However, since the integrated burner 1 and the thermal insulation layer 103 are often cylindrical, when the combustion outlet pipe 112 passes through the thermal insulation layer 103, the combustion outlet pipe 112 will pass through an arc surface, which is not only inconvenient for assembly, but also brings certain difficulties to welding and fixing. In addition, since the temperature in the combustion outlet pipe 112 is relatively high, if the assembly structure, thermal insulation layer 103 and other components outside the combustion outlet pipe 112 are heated for a long time, the corresponding materials are often prone to overheating and aging, which makes the mechanical properties and assembly effect of the assembly structure deteriorate. In severe cases, there may even be structural damage, assembly failure, etc., which is not conducive to improving the service life of the combustion device.
[0150] In view of this, in order to solve the problems of long-term heating and easy aging and damage at the exhaust gas outlet of the integrated burner in the prior art, this embodiment further improves the integrated burner 1:
[0151] The raw liquid chamber 12 is sleeved on the outside of the combustion chamber 11, and the thermal insulation layer 103 is sleeved on the outside of the raw liquid chamber 12. A protective sleeve 127 is arranged on the outside of the raw liquid chamber 12, and the protective sleeve 127 is coaxially arranged with the combustion outlet pipe 112. The combustion outlet pipe 112 passes through the raw liquid chamber 12, and the protective sleeve 127 is sleeved on the outside of the combustion outlet pipe 112, and the protective sleeve 127 and the combustion outlet pipe 112 pass through the thermal insulation layer 103 together; that is, the diameter of the protective sleeve 127 is larger than the diameter of the combustion outlet pipe 112, and the two form a sleeve-type structure.
[0152] Specifically, one end of the combustion outlet pipe 112 is connected to the combustion chamber 11, and the other end of the combustion outlet pipe 112 passes through the raw material liquid chamber 12 and the insulation layer 103 in sequence, and extends to the outside of the integrated burner 1 to be connected to the downstream equipment; one end of the protective sleeve 127 is connected to the raw material liquid chamber 12, and the protective sleeve 127 is sleeved on the outside of the combustion outlet pipe 112, and the other end of the protective sleeve 127 passes through the insulation layer 103 and extends to the outside of the integrated burner 1.
[0153] The space between the protective sleeve 127 and the combustion outlet pipe 112 is at least filled with liquid raw material liquid and / or raw material liquid steam.
[0154] Preferably, the protective sleeve 127 and the combustion outlet pipe 112 are concentrically arranged.
[0155] Therefore, by arranging the protective sleeve 127 in cooperation with the combustion outlet pipe 112, it is avoided that the combustion outlet pipe 112 with a higher temperature directly penetrates the insulation layer 103, causing the corresponding assembly structure and the insulation layer 103 to be locally heated, aged, and damaged for a long time. At the same time, during the operation of the integrated burner 1, the protective sleeve 127 and the combustion outlet pipe 112 are filled with liquid raw material liquid and / or raw material liquid vapor, which can further absorb the heat in the combustion outlet pipe 112 to reduce the temperature in the combustion outlet pipe 112, thereby helping to enhance the protective performance of the protective sleeve 127 against local high temperatures.
[0156] The protective sleeve 127 is provided with a sealing plate 128 at the end away from the raw material liquid chamber 12 , and the combustion outlet pipe 112 cooperates with the sealing plate 128 and penetrates the sealing plate 128 .
[0157] Preferably, the sealing plate 128 is a flat plate structure. Compared with the conventional combustion outlet pipe 112 that penetrates the curved outer wall of the insulation layer 103, the combustion outlet pipe 112 is only directly assembled in contact with the sealing plate 128 during the outward extension process. This not only simplifies the assembly structure, but also during the welding and fixing process, the welding area is on a plane rather than the curved surface in the prior art, which helps to reduce the difficulty of welding and improve production efficiency.
[0158] Embodiment 11
[0159] Since the combustion system has such a cyclic process: combustion releases heat, the raw material liquid evaporates due to heat to form raw material steam, the raw material steam catalyzes to produce new energy fuel, the new energy fuel burns and releases heat, part of the heat generated by combustion is used for the catalytic process, and part of the heat is used for evaporation of the raw material liquid.
[0160] Therefore, in order to maintain such a cycle process in the system, a dynamic balance relationship needs to be maintained between the raw steam and the new energy fuel in the combustion system. If the amount of either the raw steam or the new energy fuel is insufficient, the system may not be able to operate continuously. In order to solve this problem and ensure that the raw steam and the new energy fuel are always in a dynamic balance, the system also includes a steam supply device and / or a gas supply device;
[0161] The gas supply device may be the natural gas source in Example 2, or other gas sources, such as coal gas, biogas, petroleum gas and other fuel gas sources; similarly, this embodiment proposes another implementation of the gas supply device, and the gas supply device is basically the same as the integrated burner 1 in any of Examples 1-10, except that the new energy pipeline outlet of the gas supply device is connected to the burner 17 of the integrated burner 1, so that the combustible gas generated in the gas supply device enters the integrated burner 1 for combustion, thereby providing a stable new energy fuel supply for the operation of the integrated burner 1, and ensuring that the new energy fuel in the integrated burner 1 can be maintained within the gas volume range required for dynamic balance.
[0162] The steam supply device may be a conventional boiler; similarly, this embodiment proposes another implementation of the steam supply device, which is basically the same as the integrated burner 1 in any of Embodiments 1-10, except that the steam pipeline outlet of the steam supply device is connected to the steam inlet 131 of the integrated burner 1, so that the raw steam generated in the steam supply device enters the integrated burner 1 to participate in the catalytic reaction, providing stable raw steam support for the operation of the integrated burner 1, and ensuring that the raw steam in the integrated burner 1 can be maintained within the gas volume range required for dynamic balance.
[0163] Example 12
[0164] This embodiment, based on any one of Embodiments 1 to 11, proposes a combustion process, including:
[0165] S1, the system is turned on and ignition is started;
[0166] Specific:
[0167] S101, replenishing raw material liquid into the raw material liquid chamber 12 through the liquid storage tank 2;
[0168] S102, turning on the fan 5 to provide combustion-supporting air to the burner through the air pipeline 6;
[0169] S103, supplying natural gas to the burner 17 through the natural gas pipeline 7 and igniting it.
[0170] S2, combustion releases heat, the raw material liquid in the raw material liquid chamber 12 is heated and evaporated to become raw material steam;
[0171] S3, the raw material steam enters the new energy preparation chamber from the raw material liquid chamber 12, undergoes a catalytic reaction, and generates new energy fuel;
[0172] Specific:
[0173] S301, raw material steam enters the steam chamber 13 through the steam pipeline 9;
[0174] S302, a part of the raw material steam in the steam chamber 13 enters the catalyst chamber 14, undergoes a catalytic reaction, and generates new energy fuel; another part of the raw material steam in the steam chamber 13 enters the sandwich structure 114, and provides heat insulation for the catalyst chamber 14;
[0175] S303 , the new energy fuel generated in step S302 enters the gas storage chamber 15 , and enters the new energy pipeline 8 through the gas outlet interface 151 .
[0176] S4, the new energy fuel enters the burner 17 for combustion, and gradually reduces the flow rate in the natural gas pipeline 7;
[0177] In this process, due to the generation of new energy fuels, they can directly participate in combustion and provide higher calorific value; thus, as the supply of new energy fuels continues to increase, the supply of natural gas can be gradually reduced.
[0178] S5. After the system runs stably, the flow rate in the natural gas pipeline 7 is reduced or increased according to process requirements, or the natural gas pipeline 7 is closed.
[0179] At this time, the stable operation of the system means that, per unit time, the amount of new energy fuel involved in combustion is substantially equal to the amount of new energy fuel generated by the catalytic reaction, and the amount of raw material steam generated is substantially equal to the amount of raw material steam consumed by the catalytic reaction, so that each component in the system is in a state of dynamic equilibrium;
[0180] Therefore, in theory, or under ideal operating conditions in a strict sense, each component is completely in a dynamic equilibrium state, and the natural gas pipeline 7 can be closed; however, considering that there may be material fluctuations in the actual production process, each component only maintains a dynamic equilibrium within a certain range, so in step S5, the flow in the natural gas pipeline 7 can also be adjusted according to the actual process requirements;
[0181] During the actual operation of the system, there are various process conditions and also many different process requirements. For example, if the combustion in the combustion chamber 11 is insufficient or the heat provided is insufficient, the flow in the natural gas pipeline 7 can be increased; if the combustion in the combustion chamber 11 is excessive or the heat provided is too much, the flow in the natural gas pipeline 7 can be reduced or the natural gas pipeline 7 can be closed.
[0182] It should be noted that, in order to avoid ambiguity, the description in this embodiment is based on the relevant components of the integrated burner 1, rather than the component structure of the steam supply device, gas supply device and other devices in Example 11.
[0183] Embodiment 13
[0184] Since Example 12 is an introduction to the combustion process, it can be regarded as a relatively ideal system operation condition; however, in the actual production process, there are often factors such as heat loss and material fluctuations, which make it difficult for the various components in the system to be in a state of dynamic equilibrium; therefore, this embodiment, based on any of Examples 1-11, proposes a new energy combustion system, so that the system can reach a state of dynamic equilibrium as soon as possible during the startup process and the actual production process, while improving the intelligence of the system operation, reducing manual labor intensity, and improving production efficiency.
[0185] The combustion system includes a central processor for controlling the operation of the system accordingly; a memory is provided in the central processor for storing data related to the operation of the system;
[0186] An ignition device is provided in the burner 17, and the ignition device is connected to the central processing unit to control the ignition start of the system;
[0187] A natural gas control valve is provided on the natural gas pipeline 7, and the natural gas control valve is connected to the central processor for regulating the supply of natural gas; a liquid replenishment pump 3 is provided on the liquid replenishment pipeline 4, and the liquid replenishment pump 3 is connected to the central processor for controlling the amount of raw material liquid added to the raw material liquid chamber 12;
[0188] The integrated burner 1 is provided with a liquid level device, which is connected to the raw material liquid chamber 12 through a liquid level pipeline, and the central processor is connected to the liquid level device to obtain the liquid level in the raw material liquid chamber in real time;
[0189] A plurality of temperature detection devices 144 are arranged in the catalyst chamber 14, and the temperature detection devices 144 are connected to the central processing unit for detecting the temperature in the catalyst chamber; the temperature detection devices 144 are conventional temperature sensors or temperature detection instruments purchased on the market.
[0190] A steam flow meter is provided on the steam pipeline 9, and a combustible gas flow meter is provided on the new energy pipeline 8. The steam flow meter and the combustible gas flow meter are both connected to a central processor for obtaining the flow conditions of raw steam and new energy fuel in real time.
[0191] A gas regulating valve is provided on the connection pipeline between the gas supply device and the integrated burner 1, and the gas regulating valve is connected to the central processor to control the process of the gas supply device supplementing additional gas to the integrated burner 1;
[0192] A steam regulating valve is arranged on the connecting pipeline between the steam supply device and the integrated burner 1 . The steam regulating valve is connected to the central processing unit and is used to control the process of the steam supply device supplementing the integrated burner 1 with additional raw material steam.
[0193] In addition, the system also includes an alarm, and the central processing unit is connected to the alarm for giving an alarm for corresponding fault conditions during the operation of the system.
[0194] It should be noted that, in order to avoid ambiguity, the description in this embodiment is based on the relevant components of the integrated burner 1, rather than the component structure of the steam supply device, gas supply device and other devices in Example 11.
[0195] At the same time, this implementation proposes a control method for a new energy combustion system, which at least includes: a control method during the system startup process;
[0196] The control method during the system startup process comprises the following steps:
[0197] B1. The central processor controls the opening of the natural gas control valve and the ignition device to ignite;
[0198] In step B1, preferably, the central processor controls the natural gas control valve to be fully opened.
[0199] B2, the central processing unit obtains the liquid level in the raw material liquid chamber 12 through the liquid level device, and determines whether the liquid level in the raw material liquid chamber 12 reaches the preset liquid level value; if yes, proceed to step B4; if no, proceed to step B3;
[0200] B3, the central processing unit controls the liquid replenishing pump 3 to start, replenish the raw material liquid into the raw material liquid chamber 12, and returns to step B2;
[0201] B4, the central processing unit obtains the temperature in the catalyst chamber 14 in real time through the temperature detection device 144;
[0202] B5, the central processing unit determines whether the temperature in the catalyst chamber 14 meets the requirements of the preset temperature range; if yes, proceed to step B6; if no, return to step B4;
[0203] B6. The central processor obtains the raw material steam flow rate in real time through the steam flow meter;
[0204] B7, the central processing unit determines whether the raw material steam flow rate reaches the preset steam flow rate value; if yes, proceed to step B8; if no, return to step B6;
[0205] B8. The central processor obtains the combustible gas flow rate in real time through the combustible gas flow meter;
[0206] B9, the central processing unit determines whether the combustible gas flow rate reaches the preset gas flow rate value; if yes, proceed to step B10; if no, return to step B8;
[0207] B10. The central processor controls the natural gas control valve to be completely closed, completes the system startup process, and maintains the system in a dynamic balance state.
[0208] In step B5, the preset temperature range includes a maximum preset temperature and a minimum preset temperature;
[0209] Step B5 includes:
[0210] B51, the central processing unit determines whether the temperature in the catalyst chamber 14 is greater than the maximum preset temperature; if yes, proceed to step B52; if no, proceed to step B53;
[0211] If the temperature in the catalyst chamber 14 is greater than the maximum preset temperature, it means that the temperature in the catalyst chamber 14 is high, and further processing is required for the temperature condition in the catalyst chamber 14;
[0212] B52, the central processing unit determines whether the change amount or change rate of the temperature in the catalyst chamber 14 per unit time exceeds a preset value; if yes, the central processing unit adjusts the opening of the natural gas control valve and then proceeds to step B6; if no, proceeds directly to step B6;
[0213] Among them, if the change amount or change rate of the temperature in the catalyst chamber 14 per unit time exceeds the preset value, it means that the temperature rise in the catalyst chamber 14 is large, and it is necessary to adjust the opening of the natural gas control valve and reduce the supply of natural gas to avoid high-temperature deactivation of the catalyst due to excessive temperature in the catalyst chamber 14.
[0214] B53, the central processing unit determines whether the temperature in the catalyst chamber 14 is less than the minimum preset temperature; if yes, proceed to step B54; if not, proceed to step B6.
[0215] If the temperature in the catalyst chamber 14 is lower than the minimum preset temperature, it is often because the device has just been started and the corresponding temperature conditions have not yet reached the normal operating requirements, and the temperature conditions in the catalyst chamber 14 need to be further processed;
[0216] B54, the central processing unit determines whether the change amount or change rate of the temperature in the catalyst chamber 14 per unit time is a negative value; if yes, the central processing unit activates the alarm and issues a system startup fault alarm; if not, returns to step B4.
[0217] The data stored in the memory at least include data such as a preset liquid level value, a preset temperature range, a maximum preset temperature, a minimum preset temperature, a preset steam flow value, and a preset gas flow value.
[0218] Specifically, the memory includes at least one of the following storage media types: flash memory type, hard disk type, solid state disk (SSD) type, silicon disk drive (SDD) type, multimedia card micro, card type memory (SD or XD memory type), random access memory (RAM) type, static random access memory (SRAM) type, read-only memory (ROM) type, electrically erasable programmable read-only memory (EEPROM) type, programmable read-only memory (PROM) type, magnetic memory type, disk type and optical disk type.
[0219] Therefore, during the system startup process, this embodiment monitors the liquid level in the raw material liquid chamber 12, the temperature in the catalyst chamber 14, the raw material steam flow rate, and the combustible gas flow rate in turn, and automatically performs corresponding adjustments according to different operating conditions. On the one hand, it is beneficial to ensure that the system starts smoothly and normally. On the other hand, it is beneficial to prompt the system and each material component to reach a dynamic equilibrium operating state as soon as possible, which is beneficial to shortening the time required for system startup. At the same time, it improves the intelligence level of the system during startup and operation, which is beneficial to reducing manual labor intensity and improving production efficiency.
[0220] Embodiment 14
[0221] After the system is in normal operation, as the various material components in the system are consumed or generated, in order to maintain the dynamic equilibrium state of the system and the various material components during the operation of the system, the intelligent degree of system operation is improved, the labor intensity of manual labor is reduced, and production efficiency is improved. This embodiment further introduces the control method based on Example 13.
[0222] This embodiment is basically the same as the embodiment 13, except that the control method of the new energy combustion system further includes at least: a control method of the system during operation after startup;
[0223] The control method of the system during operation after startup comprises the following steps:
[0224] B11, the central processing unit obtains the liquid level in the raw material liquid chamber 12 again through the liquid level device, and determines whether the liquid level in the raw material liquid chamber 12 reaches the preset liquid level value; if yes, proceed to step B13; if no, proceed to step B12;
[0225] B12, the central processing unit controls the liquid replenishing pump 3 to start, replenish the raw material liquid into the raw material liquid chamber, and returns to step B11;
[0226] B13, the central processor again obtains the raw material steam flow rate in real time through the steam flow meter;
[0227] B14, the central processing unit determines whether the raw material steam flow rate reaches the preset steam flow rate value; if yes, proceed to step B15; if no, the central processing unit adjusts the opening of the steam control valve, uses the steam supply device to supplement the rated amount of raw material steam to the integrated burner, and returns to step B13;
[0228] B15, the central processor again obtains the combustible gas flow rate in real time through the combustible gas flow meter;
[0229] B16, the central processor determines whether the combustible gas flow rate reaches the preset gas flow rate value; if yes, proceed to step B17; if no, the central processor adjusts the opening of the gas control valve, uses the gas supply device to supplement the rated amount of new energy fuel to the integrated burner, and returns to step B15;
[0230] B17, the central processing unit again obtains the temperature in the catalyst chamber 14 in real time through the temperature detection device 144;
[0231] B18, the central processing unit determines whether the temperature in the catalyst chamber 14 is greater than a preset temperature value; if yes, it returns to step B11, if not, it proceeds to step B19;
[0232] B19. The central processing unit adjusts the opening of the natural gas control valve to add a rated amount of natural gas to the integrated burner, and returns to step B18.
[0233] The data stored in the memory at least includes a preset temperature value; the minimum preset temperature ≤ the preset temperature value ≤ the maximum preset temperature.
[0234] During the operation of the system after startup, the present embodiment monitors the liquid level in the raw material liquid chamber 12, the raw material steam flow rate, the combustible gas flow rate, and the temperature in the catalyst chamber 14 in turn, and automatically performs corresponding adjustments according to different operating conditions; at the same time, the entire control process forms a closed-loop system, so that the new energy combustion system is always in an intelligent control process during operation. On the one hand, it ensures the maintenance of the dynamic equilibrium state of the system and each material component, and on the other hand, it improves the intelligence level of the system operation, reduces the labor intensity of manual labor, and is conducive to improving production efficiency.
[0235] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims
1. A control method for a new energy combustion system, characterized in that: The combustion system comprises an integrated burner (1), a fan (5), and a liquid storage tank (2); the integrated burner (1) comprises at least a combustion chamber (11), a raw material liquid chamber (12), and a new energy preparation chamber; at least a new energy fuel preparation process and a new energy fuel combustion process are carried out inside the integrated burner (1); the fan (5) is connected to the integrated burner (1) and is used to provide combustion-supporting air for the combustion process; the liquid storage tank (2) is connected to the integrated burner (1) and is used to replenish the raw material liquid into the integrated burner (1) to maintain the new energy fuel preparation process and the combustion process; the new energy preparation chamber comprises a steam chamber (13), a catalytic chamber (14), and a gas storage chamber (15) which are connected in sequence; a burner (17) is arranged in the combustion chamber (11); and the inlet of the raw material liquid chamber (12) is connected to the liquid storage tank (2) via a liquid replenishing pipeline (4); The combustion system comprises a natural gas pipeline (7), the inlet end of the natural gas pipeline (7) is connected to a natural gas source, and the outlet end of the natural gas pipeline (7) is connected to a burner (17); The integrated burner (1) comprises a new energy pipeline (8) and a steam pipeline (9); the inlet end of the steam pipeline (9) is connected to the steam outlet (125) of the raw material liquid chamber (12), and the outlet end of the steam pipeline (9) is connected to the steam inlet (131) of the new energy preparation chamber; the inlet end of the new energy pipeline (8) is connected to the gas outlet interface (151) of the new energy preparation chamber, and the outlet end of the new energy pipeline (8) is connected to the burner (17); The new energy combustion system includes a central processor for controlling the operation of the system accordingly; An ignition device is arranged inside the burner (17), and the ignition device is connected to a central processing unit and is used to control ignition and start of the system; A natural gas control valve is provided on the natural gas pipeline (7), and the natural gas control valve is connected to the central processing unit and is used to control the supply of natural gas; a liquid replenishment pump (3) is provided on the liquid replenishment pipeline (4), and the liquid replenishment pump (3) is connected to the central processing unit and is used to control the amount of raw material liquid replenished into the raw material liquid chamber (12); A liquid level device is provided on the integrated burner (1), the liquid level device is connected to the raw material liquid chamber (12) through a liquid level pipeline, and a central processing unit is connected to the liquid level device for obtaining the liquid level in the raw material liquid chamber in real time; A plurality of temperature detection devices (144) are arranged in the catalyst chamber (14), and the temperature detection devices (144) are connected to the central processing unit and are used to detect the temperature in the catalyst chamber; A steam flow meter is provided on the steam pipeline (9), and a combustible gas flow meter is provided on the new energy pipeline (8). The steam flow meter and the combustible gas flow meter are both connected to the central processor to obtain the flow conditions of the raw steam and the new energy fuel in real time; The control method at least includes: a control method during system startup; The control method during the system startup process comprises the following steps: B1. The central processor controls the opening of the natural gas control valve and the ignition device to ignite; B2, the central processing unit obtains the liquid level in the raw material liquid chamber (12) through the liquid level device, and determines whether the liquid level in the raw material liquid chamber (12) reaches a preset liquid level value; if yes, proceed to step B4; if no, proceed to step B3; B3, the central processing unit controls the liquid replenishing pump (3) to start, replenish the raw material liquid into the raw material liquid chamber (12), and returns to step B2; B4, the central processing unit obtains the temperature in the catalyst chamber (14) in real time through the temperature detection device (144); B5, the central processing unit determines whether the temperature in the catalyst chamber (14) meets the requirements of the preset temperature range; if yes, proceed to step B6; if no, return to step B4; B6. The central processor obtains the raw material steam flow rate in real time through the steam flow meter; B7, the central processing unit determines whether the raw material steam flow rate reaches the preset steam flow rate value; if yes, proceed to step B8; if no, return to step B6; B8. The central processor obtains the combustible gas flow rate in real time through the combustible gas flow meter; B9, the central processing unit determines whether the combustible gas flow rate reaches the preset gas flow rate value; if yes, proceed to step B10; if no, return to step B8; B10, the central processor controls the natural gas control valve to be completely closed, completes the system startup process, and maintains the system in a dynamic balance state; The system is in a dynamic equilibrium state when the amount of new energy fuel involved in combustion is substantially equal to the amount of new energy fuel generated by the catalytic reaction per unit time, and the amount of raw material steam generated is substantially equal to the amount of raw material steam consumed by the catalytic reaction; Step B5 includes: B51, the central processing unit determines whether the temperature in the catalyst chamber (14) is greater than the maximum preset temperature; if yes, proceed to step B52; if no, proceed to step B53; B52, the central processing unit determines whether the change amount or change rate of the temperature in the catalyst chamber (14) per unit time exceeds a preset value; if yes, the central processing unit adjusts the opening of the natural gas control valve and then proceeds to step B6; if no, proceeds directly to step B6; B53, the central processing unit determines whether the temperature in the catalyst chamber (14) is less than the minimum preset temperature; if yes, proceed to step B54; if no, proceed to step B6; B54, the central processing unit determines whether the change amount or change rate of the temperature in the catalyst chamber (14) per unit time is a negative value; if yes, the central processing unit activates the alarm and issues a system startup fault alarm; if no, returns to step B4.
2. A control method for a new energy combustion system according to claim 1, characterized in that: The combustion chamber (11) is a cylindrical cavity, providing a combustion space for the combustion process; At least part of the chamber structure in the raw material liquid chamber (12) is an annular chamber, providing storage space for the raw material liquid; at least part of the chamber structure of the raw material liquid chamber (12) is arranged inside the combustion chamber (11) and / or at least part of the chamber structure of the raw material liquid chamber (12) surrounds and is sleeved outside the combustion chamber (11); The new energy preparation chamber is an annular chamber, the steam inlet (131) of the new energy preparation chamber is connected to the steam outlet (125) of the raw material liquid chamber (12), and the new energy preparation chamber surrounds and is sleeved on the outside of the combustion chamber (11).
3. The control method of a new energy combustion system according to claim 2, characterized in that: Inside the integrated combustion engine (1), the combustion chamber (11), the raw material liquid chamber (12), and the new energy preparation chamber are sequentially surrounded and arranged in a sleeve arrangement from the inside to the outside; Alternatively, inside the integrated combustion engine (1), the raw material liquid chamber (12) and the new energy preparation chamber are arranged adjacent to each other in the vertical direction, and at least part of the chamber structure of the raw material liquid chamber (12) and the new energy preparation chamber are simultaneously mounted on the outside of the combustion chamber (11).
4. The control method of a new energy combustion system according to claim 2, characterized in that: The raw material liquid chamber (12) comprises a liquid storage chamber (19) and an evaporation chamber (16) which are sequentially connected from bottom to top; the liquid storage chamber (19) and the evaporation chamber (16) are both annular chambers, and the liquid storage chamber (19) and the evaporation chamber (16) are both sleeved outside the combustion chamber (11).
5. The control method of a new energy combustion system according to claim 4, characterized in that: The raw material liquid chamber (12) comprises a furnace tube (111b), one end of the furnace tube (111b) is connected to the liquid storage chamber (19), and the other end of the furnace tube (111b) is connected to the evaporation chamber (16); the furnace tube (111b) is arranged outside or inside the combustion chamber (11), or the furnace tube (111b) is embedded and connected to the furnace inner wall (111) of the combustion chamber (11); wherein the raw material liquid chamber (12) comprises any one of three furnace tube (111b) arrangement modes: Mode 1: The raw material liquid chamber (12) includes a furnace tube (111b); Mode 2: The raw material liquid chamber (12) includes a plurality of furnace tubes (111b), and the furnace tubes (111b) are arranged in a layer of annular structure; Method three: the raw material liquid chamber (12) comprises a plurality of furnace tubes (111b), the furnace tubes (111b) are arranged in a multi-layered annular structure, and the furnace tubes (111b) in different annular directions are arranged in a staggered manner.
6. The control method of a new energy combustion system according to claim 1, characterized in that: The new energy preparation chamber comprises a steam chamber (13), a sandwich structure (114) is arranged between the new energy preparation chamber and the combustion chamber (11), a heat-insulating chamber (115) is provided inside the sandwich structure (114), and the steam chamber (13) is connected to the heat-insulating chamber (115).
7. The control method of a new energy combustion system according to claim 1, characterized in that: The steam chamber (13) is provided with a steam inlet (131), the catalyst chamber (14) is filled with a catalyst, and the gas storage chamber (15) is provided with a gas outlet interface (151).
8. The control method of a new energy combustion system according to claim 1, characterized in that: The fan (5) is connected to the burner (17) via an air pipeline (6) and is used to introduce combustion-supporting air into the combustion chamber (11); an air outlet interface (151) is provided on the new energy preparation chamber, and the air outlet interface (151) is connected to the burner (17).
9. The control method of a new energy combustion system according to claim 1, characterized in that: The system comprises a steam supply device and / or a gas supply device; the steam supply device is connected to a steam inlet (131) of an integrated burner (1), and the gas supply device is connected to a burner (17) of the integrated burner (1).
10. A new energy combustion process, characterized in that: The combustion process includes the control method of the new energy combustion system according to any one of claims 1 to 9; the combustion process includes: S1, the system is turned on and ignition is started; S2, combustion releases heat, the raw material liquid in the raw material liquid chamber (12) is heated and evaporated to become raw material vapor; S3, the raw material steam enters the new energy preparation chamber from the raw material liquid chamber (12), undergoes a catalytic reaction, and generates new energy fuel; S4, the new energy fuel enters the burner (17) for combustion, and gradually reduces the flow rate in the natural gas pipeline (7); S5. After the system is running stably, the flow rate in the natural gas pipeline (7) is reduced or increased according to process requirements, or the natural gas pipeline (7) is closed.
Citation Information
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