Thermocoke electrothermal flash evaporation carbonization system for organic solid wastewater

Abstract

The utility model provides an organic solid waste water pyrocoke electric heating flash evaporation carbonization system which comprises a hollow tank body, a gas inlet pipe, a gas outlet pipe and a gas outlet pipe, wherein the hollow tank body is used for carrying out organic solid waste water pyrocoke electric heating flash evaporation carbonization reaction; an opening is formed in the bottom of the tank body, and a movable tray (4) is arranged; a hydrocarbon slurry feed port (1) and a hydrogen discharge pipe (6) are respectively arranged at the upper parts of the two sides of the tank body; electrodes (7) are fixedly arranged at the lower parts of the two sides of the tank body and extend into the tank body; a liftable movable feeding device is arranged in the tank body and is connected with the hydrocarbon slurry feeding hole (1); a gas dissipation channel (8) and a graphene collector (5) are fixedly arranged above the movable feeding device, and one side of the gas dissipation channel (8) is in fluid connection with the hydrogen discharge pipe (6).

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of electric heat flash evaporation carbonization systems, especially a kind of organic solid waste hydrothermal coke electric heat flash evaporation carbonization system. BACKGROUND

[0002] The information provided in this section is merely background information related to the present disclosure and can not necessarily be prior art.

[0003] A large amount of organic solid waste is generated while resources are consumed in production and life. Organic solid waste refers to waste containing organic matter, with huge output and various types. Among them, high-moisture organic solid waste includes Yangtze River floating objects, kitchen garbage, domestic sewage sludge, etc. In recent years, the hydrothermal treatment process has the characteristics of less pollution and relatively high resource utilization during the treatment of high-moisture organic solid waste. However, there is still no method with high resource utilization for the high-value utilization of hydrothermal products (hydrothermal coke, slurry containing organic compounds) after hydrothermal treatment.

[0004] At the current stage, the treatment of high-moisture organic solid waste hydrothermal products hydrothermal coke usually uses traditional heating methods, which causes the continuous reaction of heat, accompanied by more side reactions, making it difficult to effectively control and further causing coking. This not only leads to low resource utilization, but also has a negative impact on the long-term stable operation of the system.

[0005] It should be noted that the information disclosed in the above background section is only used to enhance the understanding of the background of the present disclosure, and therefore can include information that does not constitute prior art known to those skilled in the art. UTILITY MODEL CONTENT

[0006] The technical problem to be solved by the utility model is to provide an organic solid waste hydrothermal coke electric heat flash evaporation carbonization system to overcome the shortcomings of the prior art.

[0007] To solve the above technical problems, the utility model discloses an organic solid waste hydrothermal coke electric heat flash evaporation carbonization system, comprising:

[0008] A hollow tank body for organic solid waste hydrothermal coke electric heat flash evaporation carbonization reaction;

[0009] The tank body is open at the bottom and is provided with a movable tray;

[0010] The upper part of the two sides of the tank body is respectively provided with a hydrocarbon slurry inlet and a hydrogen outlet pipe;

[0011] The lower part of the two sides of the tank body is fixedly provided with an electrode and extends into the tank body;

[0012] The inside of the tank body is provided with a liftable movable feeding device, which is connected with the hydrocarbon slurry inlet;

[0013] The movable feeding device is provided with a gas dissipation channel and a graphene collector above the movable feeding device, and one side of the gas dissipation channel is fluidly connected with the hydrogen outlet pipe.

[0014] Further, the movable feeding device comprises:

[0015] The liftable water injection tank and the slurry injection pipe; wherein,

[0016] The liftable water injection tank is a hollow structure, and an inner cavity of the liftable water injection tank is fluidly connected with one end of the hydrocarbon slurry inlet, for receiving the input raw materials;

[0017] The slurry injection pipe is arranged at the bottom of the liftable water injection tank, and the top of the slurry injection pipe is fluidly connected with the inner cavity of the liftable water injection tank, and the bottom of the slurry injection pipe is open, for outputting the raw materials mixed with the substances on the movable tray.

[0018] Further, the slurry injection pipe is a needle pipe structure.

[0019] Further, the liftable water injection tank is a flat and long rectangular hollow structure.

[0020] Further, the gas dissipation channel is a partition plate arranged above the movable feeding device, and the partition plate is provided with a gas passage hole.

[0021] Further, the material of the graphene collector is surface-attached aluminum oxide, for condensing and attaching and collecting small molecular carbon fragments.

[0022] Further, the hydrocarbon slurry inlet is a hose.

[0023] Further, the slurry injection pipe is arranged at intervals of 10cm*10cm.

[0024] Further, all the components inside the tank body are made of high-temperature-resistant materials.

[0025] Further, the high temperature is above 2500 DEG C.

[0026] Beneficial effects:

[0027] 1. The utility model discloses a traditional heating mode for the treatment of high water content organic solid waste hydrothermal product hydrothermal coke in the current stage, and the heat reaction is continuously carried out, accompanied by more side reactions, difficult to realize effective control, and coke phenomenon is caused. The heat generated by the current through the conductor is used as the heat source for the treatment of the hydrothermal coke and the hydrocarbon compound slurry mixture. The reaction process does not need to add other raw materials, and the current has little interference on the reaction process, and the heating time and temperature control are accurate, which effectively avoids the problems brought by the traditional heat treatment process.

[0028] 2. The utility model discloses to the current existing equipment's product (hydrothermal coke, slurry containing organic compound) after hydrothermal treatment's processing method can not fast, uniform, effective processing raw material leads to the problem of low degree of resource utilization, and the hydrothermal coke and carbon-containing hydrocarbon slurry mixture are handled with electric heating as the heat source. When the current passes through the conductor, a large amount of heat will be generated. This heat belongs to internal heat and has the characteristics of extremely fast heating rate. When it is applied to organic heat treatment, it shows the advantages of rapid reaction, rich active radicals and few side reactions, and can perform deep resource treatment on high-moisture organic solid waste. BRIEF DESCRIPTION OF DRAWINGS

[0029] The above and / or other aspects of the utility model will become more apparent by the following further specific description in conjunction with the accompanying drawings.

[0030] Figure 1 It is the overall structure schematic diagram of the utility model.

[0031] Figure 2 It is the side view of the utility model.

[0032] Figure 3 It is the top view of the utility model.

[0033] Figure 4 It is the structure schematic diagram of movable feeding device.

[0034] In the drawing, 1 is carbon-containing hydrocarbon slurry feed inlet, 2 is liftable water injection bin, 3 is slurry injection pipe, 4 is movable tray, 5 is graphene collector, 6 is hydrogen gas discharge pipe, 7 is electrode, 8 is gas dissipation channel. DETAILED DESCRIPTION

[0035] The utility model discloses an organic solid waste hydrothermal coke electric heat flash evaporation carbonization system, and the heat generated by the current through the conductor is used as the heat source to treat the hydrothermal coke and carbon-containing hydrocarbon slurry mixture, and the specific technical scheme is as follows:

[0036] The main part of the system is a hollow tank, which is open at the bottom and is provided with a movable tray 4 for placing raw materials before reaction and taking out products after reaction.

[0037] Carbon-containing hydrocarbon slurry feed inlet 1 and hydrogen gas discharge pipe 6 are respectively arranged on the upper part of the two sides for inputting raw materials and outputting products, and electrodes 7 are fixedly arranged on the lower part of the two sides of the tank for applying current to the substances in the tank.

[0038] The inside of the tank body is provided with a movable feeding device, which comprises: a liftable water injection bin 2 and a slurry injection pipe 3; wherein the liftable water injection bin 2 is a hollow structure, the inside of which is in fluid connection with the hydrocarbon slurry feeding port 1, and is used for receiving the input raw material; the slurry injection pipe 3 is a needle pipe structure, which is arranged at the bottom of the liftable water injection bin 2, the top of which is in fluid connection with the internal cavity of the liftable water injection bin 2, and the bottom is open, and is used for outputting the raw material;

[0039] A gas dissipation channel 8 is fixedly arranged above the movable feeding device, and a graphene collector 5 is arranged above the gas dissipation channel 8, which condenses and collects the solid products after the reaction.

[0040] All the parts in the tank are made of high-temperature-resistant materials.

[0041] Embodiment 1:

[0042] The following will be described with a specific embodiment to illustrate the organic solid waste hydrothermal coking electric flash distillation carbonization system designed by the utility model, as shown in the figure, Figure 1 The tank body is provided with a hydrocarbon slurry feeding port 1 on the right side, which is used for inputting the hydrocarbon slurry as one of the raw materials.

[0043] The bottom of the tank body is a movable tray 4, which can be used for placing the hydrothermal coke as one of the raw materials, and taking out the porous carbon as one of the products obtained after the reaction.

[0044] As shown in the figure, Figure 3 The tank body is provided with a hydrogen discharge pipe 6 on the right side, which is used for outputting hydrogen as one of the reaction products.

[0045] The tank body is provided with electrodes 7 on both sides of the bottom, which are used for applying current to the mixture at the bottom of the tank body to generate a reaction.

[0046] As shown in the figure, Figure 2 The inside of the tank body is provided with a movable feeding device, which is used for mixing the hydrocarbon slurry and the hydrothermal coke. As shown in the figure, Figure 4 The movable feeding device comprises: a liftable water injection bin 2 connected with the hydrocarbon slurry feeding port 1; the movable device further comprises a slurry injection pipe 3;

[0047] The gas dissipation channel 8 is connected with the hydrogen discharge pipe 6 on one side.

[0048] The graphene collector 5 is arranged above the gas dissipation channel 8 in the tank, which condenses and collects the small molecular carbon fragments.

[0049] The hydrocarbon slurry feeding port 1 is a hose, one end of which is fixed on the liftable water injection bin 2, and the other end is used for receiving the hydrocarbon slurry.

[0050] The liftable water injection bin 2 is hollow and has a length of 3 m, a width of 0.8 m and a height of 0.1 m.

[0051] The slurry injection pipe 3 is a hollow cylinder, similar to a needle, made of high-temperature-resistant material and resistant to temperatures above 2500 DEG C; the number can be set according to the needs, and preferably one is arranged in every 10 cm*10 cm area.

[0052] The movable tray 4 is used for supporting the raw material hydrothermal coke and is opened downward at the end of the reaction, and is made of high-temperature-resistant material and resistant to temperatures above 2500 DEG C.

[0053] The graphene collector 5 is made of a material with aluminum oxide attached to the surface.

[0054] The electrode 7 is a high-temperature-resistant electrode and resistant to temperatures above 2500 DEG C.

[0055] The gas dissipation channel 8 is a gas hole arranged on the plate between the graphene collector 5 and the reaction zone.

[0056] Example 2:

[0057] When the utility model is used, the following steps are performed:

[0058] Step one, the movable tray 4 remains closed, and the liftable water injection bin remains in the rising state, and the hydrothermal coke is evenly and flatly placed on the movable tray 4;

[0059] Step two, the slurry containing organic compounds (hereinafter referred to as slurry) is introduced into the liftable water injection bin 2 through the hydrocarbon slurry feeding port 1. The liftable water injection bin 2 is lowered, the slurry injection pipe 3 is inserted into the hydrothermal coke, and after a certain pressure is applied on the hydrocarbon slurry feeding port 1, the slurry is injected into the hydrothermal coke through the slurry injection pipe 3.

[0060] Step three, the current is applied to the hydrothermal coke slurry mixture through the electrode 7, a large amount of heat is generated, the hydrocarbon molecules are depolymerized to generate a large number of small molecules, and a large number of small molecule carbon fragments are diffused out of the mixture through the gas diffusion channel 8 and condensed on the graphene collector 5; part of the hydrogen atoms in the mixture are converted into hydrogen gas which quickly escapes through the gas diffusion channel 8, in addition, a small part of carbon atoms in the mixture react with the remaining hydrogen atoms and a small amount of oxygen atoms to generate methane, ethane, carbon monoxide and other combustible gases, which escape through the gas diffusion channel 8 together with hydrogen gas and are guided out of the collection through the hydrogen gas discharge pipe 6. The small molecule gas escapes at the same time, leaving pores in the carbon to form porous carbon. Due to the influence of heat and mass transfer reaction, most of the oxygen atoms are converted into lattice oxygen and doped in the porous carbon during the electric heating flash evaporation carbonization reaction; at the end of the reaction period, the movable tray 4 is opened, and the porous carbon leaves the device under the action of gravity, and the lift liquid injection bin 2 is lifted to reset.

[0061] The utility model provides a kind of organic solid waste hydrothermal coke electric heating flash evaporation carbonization system's thought and method, the method and approach of many specific implementation this technical scheme, above-mentioned only is the preferred implementation mode of the utility model, it should be pointed out, for the ordinary skilled person in the art, without departing from the principle of the utility model, still can make several improvements and refinements under the premise, these improvements and refinements also should be regarded as the protection scope of the utility model.The components not specified in the embodiment can be realized using existing technology.

Claims

1. An organic solid waste hydrothermal torrefaction electrothermal flash evaporation carbonization system, characterized in that, The utility model relates to a kind of carbonization reaction device for organic solid waste hydrothermal pyrolysis flash evaporation electrothermal reaction, including: A hollow tank body for carrying out organic solid waste hydrothermal pyrolysis flash evaporation electrothermal reaction; The tank body is open at the bottom and is provided with a movable tray (4); The upper part of the two sides of the tank body is respectively provided with a hydrocarbon slurry inlet (1) and a hydrogen outlet pipe (6); The lower part of the two sides of the tank body is fixed with an electrode (7) and extends into the tank body; The inside of the tank body is provided with a liftable movable feeding device, which is connected with the hydrocarbon slurry inlet (1); The movable feeding device is fixed with a gas dissipation channel (8) and a graphene collector (5) above, and the gas dissipation channel (8) is connected with the hydrogen outlet pipe (6) on one side.

2. The system of claim 1, wherein, The movable feeding device includes: A liftable water injection bin (2) and a slurry injection pipe (3); The liftable water injection bin (2) is a hollow structure, and its internal cavity is connected with one end of the hydrocarbon slurry inlet (1) on the fluid side, for receiving the input raw materials; The slurry injection pipe (3) is arranged at the bottom of the liftable water injection bin (2), and its top is connected with the internal cavity of the liftable water injection bin (2) on the fluid side, and the bottom is open, for outputting raw materials and mixing with the substances on the movable tray (4).

3. The system of claim 2, wherein the system further comprises a heat exchanger. The slurry injection pipe (3) is a needle tube structure.

4. The system of claim 3, wherein the system further comprises a water heating system. The liftable water injection bin (2) is a flat and long rectangular hollow structure.

5. The system of claim 4, wherein the system further comprises a heat exchanger. The gas dissipation channel (8) is a partition plate arranged above the movable feeding device, and the partition plate is provided with air holes.

6. The system of claim 5, wherein the system further comprises a water heating system. The material of the graphene collector (5) is surface-attached aluminum oxide, for condensing and attaching and collecting small molecular carbon fragments.

7. The system of claim 6, wherein the system further comprises a heat exchanger. The hydrocarbon slurry inlet (1) is a hose.

8. The system of claim 7, wherein the system further comprises a heat exchanger. The slurry injection pipe (3) is arranged every 10cm*10cm area.

9. The system of claim 8, wherein the system further comprises a heat exchanger. All components inside the tank body are made of high-temperature-resistant materials.

10. The system of claim 9, wherein the system further comprises a heat exchanger. The high temperature is above 2500℃.

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