Heat supply and power generation device utilizing heat energy of chemical exothermic reaction of reactants

Abstract

The utility model discloses a heat supply and power generation device utilizing heat energy of chemical exothermic reaction of reactants, which comprises a reactant circulating component which comprises a first heat exchanger, a gas-liquid separation tank, a second heat exchanger, a third heat exchanger, a water cooler and a reactant storage tank. The first heat exchanger, the gas-liquid separation tank, the second heat exchanger, the third heat exchanger, the water cooler and the reactant storage tank are sequentially connected with one another, and the reactant storage tank is connected with the first heat exchanger to form a closed loop which is used for realizing decahydronaphthalene closed-loop circulation continuous reaction. By arranging the reactant circulating assembly and the heat conduction oil circulating assembly, C10H18 closed-loop circulation is achieved, that is to say, the fact that power energy is not needed to be supplied externally and steam is continuously produced through input water is achieved, and steam energy without fuel cost is used for heat supply and power generation.

Description

Technical Field

[0001] The utility model relates to the technical field of thermal engineering devices, in particular to a heat energy utilization heating and power generation device for the chemical exothermic reaction of reactants. Background Art

[0002] Decalin is an organic compound with the chemical formula C 10 H 18 and has two configurations, cis and trans. It is mainly used as a solvent for oils, fats, resins, rubbers, etc., and can also be used as a paint remover and lubricant.

[0003] Chinese Patent with the application publication number CN108106476A discloses a continuous chemical reaction method heat storage and heat release system, including a heat storage reactor, a heat storage material transportation device, a heat storage material separation and collection device, a heat release reactor, and a heat storage material circulation and reduction reactor. According to the heat demand, the water flow rate entering the heat release reactor is adjusted to regulate the system output heat, and the heat storage amount and output amount in the system are controlled by adjusting the storage amount in the heat storage material separation and collection device. After the heat storage material of the utility model releases heat, it is reduced in the system for endothermic reaction to achieve recycling. The system can realize continuous operation of heat energy storage and regulate the heat release process according to the heat demand.

[0004] For the above application, in the existing chemical exothermic reaction of reactants, it generally occurs unidirectionally and irreversibly, and it is impossible to achieve exothermic reaction through the cyclic continuous reaction of reactants to obtain chemical energy steam energy without fuel cost for heating and power generation. Content of the Utility Model

[0005] The purpose of the utility model is to overcome the problem that in the existing chemical exothermic reaction of reactants in the prior art, it generally occurs unidirectionally and irreversibly, and it is impossible to achieve exothermic reaction through the cyclic continuous reaction of reactants to obtain chemical energy steam energy without fuel cost for heating and power generation. A heat energy utilization heating and power generation device for the chemical exothermic reaction of reactants is provided. The heat energy utilization heating and power generation device for the chemical exothermic reaction of reactants realizes C through the setting of a reactant circulation component and a heat transfer oil circulation component. 10 H 18Closed-loop cycle, that is, there is no need for external supply of power energy, and it has become a fact that input water continuously produces steam, achieving steam energy without fuel cost for heating and power generation. Further, the first heat exchange coil assembly located inside the housing is a rotatable structure. During use, when the oil pump pumps the heat-conducting oil in the storage cylinder into the housing, it contacts the turbine blades arranged on the main pipe, so that the main pipe can be driven to rotate by the turbine blades. The rotation of the main pipe drives the rotation of a number of heat exchange pipes arranged between the two annular pipes. On the one hand, it can mix and disperse the reactants flowing in strands in the heat exchange pipes, improve the uniformity of their heat absorption, and ensure their reaction effect. Secondly, the rotation of the heat exchange pipes can continue to stir and mix the heat-conducting oil in the housing, making the temperature distribution of the heat-conducting oil more uniform, further improving the stability of heating the reactants through the heat-conducting oil, and there is no need to set a driving structure, reducing the cost and the volume of the equipment.

[0006] To achieve the above object, the technical solution adopted by the present utility model is as follows:

[0007] The present utility model discloses a heat energy utilization heating and power generation device for the chemical exothermic reaction of reactants, including:

[0008] A reactant circulation assembly, the reactant circulation assembly includes a first heat exchanger, a gas-liquid separation tank, a second heat exchanger, a third heat exchanger, a water cooler and a reactant storage tank, and the first heat exchanger, the gas-liquid separation tank, the second heat exchanger, the third heat exchanger, the water cooler and the reactant storage tank are sequentially connected to each other, and the reactant storage tank is connected to the first heat exchanger to form a closed loop, which is used to realize the closed-loop cycle continuous reaction of decahydronaphthalene, and convert the water in the water cooler into steam through the heat released by the reaction for heating and power generation;

[0009] A heat-conducting oil circulation assembly, which is used as the power capacity for the initial reaction of decahydronaphthalene to promote the decomposition of decahydronaphthalene into naphthalene and hydrogen atoms.

[0010] Preferably, in the first heat exchanger, a first heat exchange coil assembly is arranged therein, the first heat exchange coil assembly is used to introduce decahydronaphthalene, and the first heat exchanger is used to heat the liquid decahydronaphthalene in the first heat exchange coil assembly by heat exchange to realize the vaporization of the liquid decahydronaphthalene;

[0011] The inlet of the gas-liquid separation tank is connected to one end of the first heat exchange coil assembly through a connecting pipe;

[0012] In the second heat exchanger, a second heat exchange coil assembly is arranged therein, the second heat exchange coil assembly is used to introduce gaseous decahydronaphthalene, and the second heat exchanger is used to heat the gaseous decahydronaphthalene in the second heat exchange coil assembly by heat exchange;

[0013] Wherein, the inlet of the second heat exchange coil assembly is connected to the air outlet arranged at the top of the gas-liquid separation tank;

[0014] The third heat exchanger is internally provided with a third heat exchange coil assembly, and the third heat exchanger is used to heat the heat-conducting oil introduced into the third heat exchanger by means of heat exchange;

[0015] The water cooler is connected to the third heat exchanger, and naphthalene and hydrogen atoms are cooled in the water cooler and combined with C 10 H 8 to form C 10 H 8 and release heat to convert the water in the water cooler into steam;

[0016] The reactant storage tank is used to store C 10 H 8 , and an infusion pipe communicating with the first heat exchange coil assembly is arranged on the reactant storage tank, and is used to input the C 10 H 8 stored in the reactant storage tank into the first heat exchange coil assembly to realize the continuous reaction of decalin closed-loop circulation.

[0017] Preferably, a reflux pipe is conductively connected between the gas-liquid separation tank and the reactant storage tank, and a control valve is arranged on the reflux pipe to control the conduction or closing of the reflux pipe.

[0018] Preferably, the reactant circulation assembly further includes an electric heater, and the electric heater is connected between the second heat exchanger and the third heat exchanger and is used to heat the gaseous decalin in the second heat exchange coil assembly to decompose it into naphthalene and hydrogen atoms.

[0019] Preferably, the heat-conducting oil circulation assembly includes:

[0020] A storage cylinder for storing heat-conducting oil. The storage cylinder is conductively connected to the third heat exchanger through a first oil pipeline. The third heat exchanger is connected to the second heat exchanger through a second oil pipeline. The second heat exchanger is connected to the first heat exchanger through a third oil pipeline. The first heat exchanger is conductively connected to the storage cylinder through a return oil pipeline to realize the recycling of heat-conducting oil.

[0021] Preferably, the first heat exchanger includes a housing and a first heat exchange coil assembly located inside the housing. The housing is of a cylindrical structure, and reactant inlet and outlet pipes are conductively connected to the centers of the two side walls of the housing along the length direction.

[0022] Preferably, the first heat exchange coil assembly includes two main pipes and two annular pipes. The two main pipes are respectively conductively connected to the two annular pipes through connecting pipes, and heat exchange pipes are connected between the two annular pipes. The two ends of the two main pipes away from each other are respectively connected to the reactant inlet and outlet pipes through rotating heads, so that the first heat exchange coil assembly is a rotatable structure inside the housing;

[0023] Two of the main pipes are provided with turbine blades, and heat-conducting oil inlets and outlets are arranged at positions on the outer shell opposite to the turbine blades.

[0024] Preferably, the heat exchange tubes are of an S-shaped structure. A number of heat exchange tubes are provided, and the heat exchange tubes are distributed at equal intervals in a ring shape, and two adjacent heat exchange tubes are arranged in a reverse manner.

[0025] Preferably, a mounting seat is welded to the bottom of the outer shell, and bolt mounting holes are formed in the mounting seat.

[0026] Preferably, an oil pump is arranged on the first oil pipeline for pumping the heat-conducting oil, and an electromagnetic heater is also arranged on the first oil pipeline for initial heating of the heat-conducting oil.

[0027] Compared with the prior art, the utility model has the following beneficial effects:

[0028] The heat energy utilization and heat supply power generation device for the chemical exothermic reaction of the reactant realizes the C 10 H 18 closed-loop circulation, that is, there is no need for external supply of power energy, and it becomes a fact that continuous production of steam from input water is achieved, and steam energy without fuel cost is used for heat supply and power generation;

[0029] Furthermore, the first heat exchange coil assembly located inside the outer shell is a rotatable structure. During use, when the oil pump pumps the heat-conducting oil in the storage cylinder into the outer shell, it contacts the turbine blades arranged on the main pipe, so that the main pipe can be driven to rotate by the turbine blades. The rotation of the main pipe drives a number of heat exchange tubes arranged between the two annular pipes to rotate. On the one hand, the reactants flowing in a strand in the heat exchange tubes can be mixed and dispersed, improving the uniformity of their heat absorption and ensuring their reaction effect. Secondly, the rotation of the heat exchange tubes can continuously stir and mix the heat-conducting oil in the outer shell, making the temperature distribution of the heat-conducting oil more uniform, further improving the stability of heating the reactants by the heat-conducting oil, and there is no need to set a driving structure, reducing the cost and the volume of the equipment;

[0030] Moreover, compared with the traditional strip-shaped heat exchange tubes, the utility model is provided with heat exchange tubes of an S-shaped structure, and through the reverse arrangement of a number of S-shaped heat exchange tubes, on the one hand, the space occupied by the heat exchange tubes in the outer shell is increased, improving their heat exchange area, and the setting of the S-shaped heat exchange tubes makes the reactants in the heat exchange tubes not pass through at a uniform speed, and there will be fluctuations in the flow rate during the passing process, so as to facilitate the dispersion of the reactants flowing in a strand inside, further improving their heat absorption effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 is a schematic diagram of the overall structure of the utility model;

[0032] Figure 2 is a schematic structural diagram of the first heat exchanger of the present utility model;

[0033] Figure 3 is a cross-sectional view of the first heat exchanger of the present utility model;

[0034] Figure 4 is a schematic structural diagram of the first heat exchange coil assembly in the present utility model;

[0035] Figure 5 is a schematic structural diagram of the heat exchange tube in the present utility model;

[0036] Figure 6 is a schematic cross-sectional view of the first heat exchanger of the present utility model.

[0037] Reference numerals: 1011, reactant circulation assembly; 1012, heat transfer oil circulation assembly; 1, first heat exchanger; 10, housing; 101, reactant inlet and outlet pipe; 102, heat transfer oil inlet and outlet; 11, first heat exchange coil assembly; 110, rotating head; 111, main pipe; 112, annular pipe; 113, heat exchange tube; 114, turbine blade; 115, connecting pipe; 12, mounting seat; 121, bolt mounting hole; 2, gas-liquid separation tank; 3, second heat exchanger; 31, second heat exchange coil assembly; 4, electric heater; 5, third heat exchanger; 51, third heat exchange coil assembly; 6, water cooler; 7, reactant storage tank; 8, oil pump; 81, electromagnetic heater; 9, storage cylinder. Detailed implementation manners

[0038] The following combines with the attached Figure 1 - attached Figure 6 , and further describes the detailed implementation manners of the heat energy utilization and power generation device for the chemical exothermic reaction of the reactants of the present utility model, overcoming the existing chemical exothermic reaction of the reactants in the prior art, which generally occurs in a one-way irreversible manner, and it is impossible to realize continuous reaction through the circulation of the reactants to release heat and obtain chemical energy steam energy without fuel cost for heat supply and power generation. A heat energy utilization and power generation device for the chemical exothermic reaction of the reactants is provided. The heat energy utilization and power generation device for the chemical exothermic reaction of the reactants realizes C 10 H 18Closed-loop cycle, that is, there is no need for external supply of power energy, and the fact that input water continuously produces steam has been achieved, reaching steam energy without fuel cost for heating and power generation. Further, the first heat exchange coil assembly located inside the housing is a rotatable structure. During use, when the oil pump pumps the heat-conducting oil in the storage cylinder into the housing, it contacts the turbine blades arranged on the main pipe, so that the main pipe can be driven to rotate by the turbine blades. The rotation of the main pipe drives the rotation of a number of heat exchange pipes arranged between two annular pipes. On the one hand, it can mix and disperse the reactants flowing in strands in the heat exchange pipes, improve the uniformity of its heat absorption, and ensure its reaction effect. Secondly, the rotation of the heat exchange pipes can continue to stir and mix the heat-conducting oil in the housing, making the temperature distribution of the heat-conducting oil more uniform, further improving the stability of heating the reactants by the heat-conducting oil, and there is no need to set up a driving structure, reducing the cost and the volume of the equipment.

[0039] Embodiment 1

[0040] Refer to Figures 1 - 6 , this embodiment provides a heat energy utilization heating and power generation device for the chemical exothermic reaction of reactants, including:

[0041] The reactant circulation assembly 1011, the reactant circulation assembly 1011 includes the first heat exchanger 1, the gas-liquid separation tank 2, the second heat exchanger 3, the third heat exchanger 5, the water cooler 6 and the reactant storage tank 7, and the first heat exchanger 1, the gas-liquid separation tank 2, the second heat exchanger 3, the third heat exchanger 5, the water cooler 6 and the reactant storage tank 7 are sequentially connected to each other, and the reactant storage tank 7 is connected to the first heat exchanger 1 to form a closed loop, which is used to realize the continuous reaction of the decalin closed-loop cycle, and convert the water in the water cooler 6 into steam through the heat released by the reaction for heating and power generation;

[0042] The first heat exchanger 1, in which a first heat exchange coil assembly 11 is arranged, the first heat exchange coil assembly 11 is used to introduce decalin, and the first heat exchanger 1 is used to heat the liquid decalin in the first heat exchange coil assembly 11 by heat exchange to realize the vaporization of the liquid decalin;

[0043] The inlet of the gas-liquid separation tank 2 is connected to one end of the first heat exchange coil assembly 11 through a connecting pipe;

[0044] The second heat exchanger 3, in which a second heat exchange coil assembly 31 is arranged, the second heat exchange coil assembly 31 is used to introduce gaseous decalin, and the second heat exchanger 3 is used to heat the gaseous decalin in the second heat exchange coil assembly 31 by heat exchange;

[0045] Among them, the inlet of the second heat exchange coil assembly 31 is connected to the air outlet arranged at the top of the gas-liquid separation tank 2;

[0046] The third heat exchanger 5 is internally provided with a third heat exchange coil assembly 51. The third heat exchanger 5 is used to heat the heat-conducting oil introduced into the third heat exchanger 5 by means of heat exchange;

[0047] The water cooler 6 is connected to the third heat exchanger 5. Naphthalene and hydrogen atoms are cooled in the water cooler 6 and combine with C 10 H 8 to form C 10 H 8 and release heat to convert the water in the water cooler 6 into steam;

[0048] The reactant storage tank 7 is used to store C 10 H 8 , and an infusion pipe communicating with the first heat exchange coil assembly 11 is provided on the reactant storage tank 7, which is used to input the C 10 H 8 stored in the reactant storage tank 7 into the first heat exchange coil assembly 11 to realize the continuous reaction of decalin closed-loop circulation.

[0049] A reflux pipe is conductively connected between the gas-liquid separation tank 2 and the reactant storage tank 7, and a control valve is provided on the reflux pipe to control the conduction or closing of the reflux pipe.

[0050] The reactant circulation assembly 1011 further includes an electric heater 4. The electric heater 4 is connected between the second heat exchanger 3 and the third heat exchanger 5 and is used to heat the gaseous decalin in the second heat exchange coil assembly 31 to decompose it into naphthalene and hydrogen atoms.

[0051] The heat-conducting oil circulation assembly 1012 is used as the driving power for the initial reaction of decalin to promote the decomposition of decalin into naphthalene and hydrogen atoms.

[0052] Specifically, this embodiment discloses the dehydrogenation exothermic reaction and the reduction exothermic reaction generated during the chemical reaction of decalin C 10 H 18 reactants. The two exothermic heats convert water into steam to obtain chemical energy steam energy without fuel cost for heat supply and power generation;

[0053] It should be noted that during the chemical reaction of decalin, dehydrogenation generates naphthalene and releases a large amount of heat ①, and naphthalene and hydrogen reduce + decalin under the action of a catalyst and release a large amount of heat ②. The total heat = heat release ① + heat release ②, and its reaction process is:

[0054]

[0055] 10H → 5H 2 Heat release ①

[0056]

[0057] The reaction route in this implementation is as follows:

[0058]

[0059] It should be noted that the heat release ① + heat release ② is greater than the heat required to heat to >550°C. In the process, the recovered thermal energy of the reaction heat is supplied to C 10 H 8 For the continuous reaction, no external power energy supply is required, and steam energy without fuel cost is realized for heat supply and power generation.

[0060] The 400°C heat transfer oil circulation serves as the driving power for the initial reaction. That is, before the chemical reaction is realized, the heat transfer oil is preheated to 400°C by the provided electromagnetic heater 81, and the first heat exchange coil assembly 11, the second heat exchange coil assembly 31, and the third heat exchange coil assembly 51 are heated by the heat transfer oil. When the continuous reaction does not require external power energy supply, the heat transfer oil entering the third heat exchanger 5 is heated by the dehydrogenation of decalin to form naphthalene and release a large amount of heat during the chemical reaction.

[0061] The working process of the reactant circulation assembly is described as follows:

[0062] Decalin C 10 H 18 is a chemical solvent, which is vaporized by heating through the first heat exchanger 1. The vaporized substance is heated to 400°C successively through the gas-liquid separation tank 2 and the second heat exchanger 4, and then heated to ≥550°C by the electric heater. At this time, C 10 H 18 is decomposed into naphthalene and hydrogen atoms.

[0063] In the third heat exchange coil assembly 51 of the third heat exchanger 5, under the action of the catalyst, hydrogen atoms combine into hydrogen molecules and release heat. The heat release of hydrogen atoms follows C 10 H 18 +H 2 flows into the water cooler 6 to generate new atomic hydrogen with the catalyst. 10H atomic hydrogen is cooled in the water cooler and combines with C 10 H 8 to form C 10 H 18 and releases heat to convert the water in the cooler into steam. C 10 H 18 For the closed-loop cycle, continuous steam production is achieved by inputting water.

[0064] Among them, 1 kg of C 10 H 18 for the closed-loop cycle can generate 47047 KJ of steam heat.

[0065] Example 2

[0066] On the basis of the above embodiment, this embodiment further discloses the specific structure of the heat transfer oil circulation assembly 1012. The heat transfer oil circulation assembly 1012 includes:

[0067] A storage cylinder 9 for storing heat transfer oil. The storage cylinder 9 is connected to the third heat exchanger 5 through a first oil pipeline. The third heat exchanger 5 is connected to the second heat exchanger 3 through a second oil pipeline. The second heat exchanger 3 is connected to the first heat exchanger 1 through a third oil pipeline. The first heat exchanger 1 is connected to the storage cylinder 9 through a return oil pipeline to realize the recycling of heat transfer oil. A oil pump 8 is arranged on the first oil pipeline for pumping heat transfer oil, and an electromagnetic heater 81 is also arranged on the first oil pipeline for the initial heating of heat transfer oil.

[0068] Specifically, through the setting of the heat transfer oil circulation assembly 102, it is realized that during the chemical reaction of decalin, decalin dehydrogenates to generate naphthalene and releases a large amount of heat to heat the heat transfer oil, and then the heated heat transfer oil is used to be transported into the second heat exchanger 3 and the first heat exchanger 1 to heat the liquid decalin in the first heat exchange coil assembly 11 by means of heat exchange, so as to realize the heating and vaporization of liquid decalin and heat the gaseous decalin located in the second heat exchange coil assembly 31.

[0069] Embodiment 3

[0070] On the basis of the above embodiment, this embodiment further discloses the specific structure of the first heat exchanger 1. The first heat exchanger 1 includes a housing 10 and a first heat exchange coil assembly 11 located inside the housing 10. The housing 10 is of a cylindrical structure, and a reactant inlet and outlet pipe 101 is connected to the centers of the two side walls of the housing 10 along the length direction.

[0071] The first heat exchange coil assembly 11 includes two main pipes 111 and two annular pipes 112. The two main pipes 111 are respectively connected to the two annular pipes 112 through connecting pipes 115, and a heat exchange pipe 113 is connected between the two annular pipes 112. The two ends of the two main pipes 111 away from each other are respectively connected to the reactant inlet and outlet pipe 101 through rotating heads 110, so that the first heat exchange coil assembly 11 is a rotatable structure inside the housing 10;

[0072] Turbine blades 114 are arranged on the two main pipes 111, and a heat transfer oil inlet and outlet 102 is arranged at a position on the housing 10 opposite to the turbine blades 114.

[0073] The heat exchange pipe 113 is of an S-shaped structure. A plurality of heat exchange pipes 113 are provided, and the plurality of heat exchange pipes 113 are distributed at equal intervals in a ring shape, and two adjacent heat exchange pipes 113 are arranged in reverse.

[0074] An installation seat 12 is welded to the bottom of the housing 10, and bolt installation holes 121 are formed in the installation seat 12.

[0075] It should be noted that the structures of the first heat exchanger 1, the second heat exchanger 3, and the third heat exchanger 5 are the same.

[0076] Specifically, the first heat exchange coil assembly 11 located inside the outer shell is a rotatable structure. During use, when the oil pump 8 pumps the heat-conducting oil in the storage cylinder 9 into the outer shell 10, it contacts the turbine blades 114 provided on the main pipe 111. Thus, the main pipe 111 can be driven to rotate by the turbine blades 114, and the rotation of the main pipe 111 drives several heat exchange pipes 113 arranged between the two annular pipes 112 to rotate. On the one hand, it can mix and disperse the reactants flowing in strands in the heat exchange pipes 113, improve the uniformity of their heat absorption, and ensure their reaction effect. Secondly, the rotation of the heat exchange pipes 113 can continue to stir and mix the heat-conducting oil in the outer shell 10, making the temperature distribution of the heat-conducting oil more uniform, and further improving the stability of heating the reactants through the heat-conducting oil.

[0077] Furthermore, compared with the traditional strip-shaped heat exchange pipes, the heat exchange pipes 113 of the present utility model are provided with an S-shaped structure, and through the reverse arrangement of several S-shaped heat exchange pipes 113, on the one hand, it increases the space occupied by the heat exchange pipes 113 in the outer shell and improves their heat exchange area. And the setting of the S-shaped heat exchange pipes 113 makes the reactants in the heat exchange pipes 113 not pass through at a constant speed, and there will be fluctuations in the flow rate during the passing process, so as to facilitate the dispersion of the reactants flowing in strands inside, and further improve the heat absorption effect.

[0078] The above shows and describes the basic principles, main features, and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A heat and power generation device utilizing the heat energy of the chemical exothermic reaction of reactants, characterized in that: include: A reactant circulation component (1011), the reactant circulation component (1011) comprising a first heat exchanger (1), a gas-liquid separation tank (2), a second heat exchanger (3), a third heat exchanger (5), a water cooler (6) and a reactant storage tank (7); The first heat exchanger (1), the gas-liquid separation tank (2), the second heat exchanger (3), the third heat exchanger (5), the water cooler (6) and the reactant storage tank (7) are connected to each other in sequence, and the reactant storage tank (7) is connected to the first heat exchanger (1) to form a closed loop, which is used to realize a closed-loop continuous reaction of decalin, and the water in the water cooler (6) is converted into steam through the heat release of the reaction, which is used for heat supply and power generation; The heat transfer oil circulation component (1012) is used as a driving force for the initial reaction of decahydronaphthalene, promoting the decomposition of decahydronaphthalene into naphthalene and hydrogen atoms.

2. The heat-generating device for utilizing heat energy of the chemical exothermic reaction of reactants according to claim 1, characterized in that: The first heat exchanger (1) is provided with a first heat exchange coil assembly (11), the first heat exchange coil assembly (11) is used to introduce decalin, and the first heat exchanger (1) is used to heat the liquid decalin in the first heat exchange coil assembly (11) by means of heat exchange, so as to heat and vaporize the liquid decalin; The inlet of the gas-liquid separation tank (2) is connected to one end of the first heat exchange coil assembly (11) via a connecting pipe; The second heat exchanger (3) is provided with a second heat exchange coil assembly (31), the second heat exchange coil assembly (31) is used to introduce gaseous decalin, and the second heat exchanger (3) is used to heat the gaseous decalin in the second heat exchange coil assembly (31) by heat exchange; Wherein, the inlet of the second heat exchange coil assembly (31) is connected to the gas outlet provided at the top of the gas-liquid separation tank (2); The third heat exchanger (5) is provided with a third heat exchange coil assembly (51), and the third heat exchanger (5) is used to heat the heat transfer oil introduced into the third heat exchanger (5) by means of heat exchange; The water cooler (6) is connected to the third heat exchanger (5), and the naphthalene and hydrogen atoms are cooled in the water cooler (6) and heated to C 10 H8 combines to form C 10 H8 releases heat to convert the water in the water cooler (6) into steam; The reactant storage tank (7) is used to store C 10 H8, and the reactant storage tank (7) is provided with a liquid infusion pipe connected to the first heat exchange coil assembly (11) for transferring the C stored in the reactant storage tank (7) 10 H8 is input into the first heat exchange coil assembly (11) to achieve a closed-loop continuous reaction of decalin.

3. The heat-generating device for utilizing heat energy of the chemical exothermic reaction of reactants according to claim 2, characterized in that: A reflux pipe is connected between the gas-liquid separation tank (2) and the reactant storage tank (7), and a control valve is provided on the reflux pipe for controlling the opening or closing of the reflux pipe.

4. The heat-generating device for utilizing heat energy of the chemical exothermic reaction of reactants according to claim 3, characterized in that: The reactant circulation component (1011) further comprises an electric heater (4), which is connected between the second heat exchanger (3) and the third heat exchanger (5) and is used to heat the gaseous decahydronaphthalene in the second heat exchange coil component (31) to decompose the gaseous decahydronaphthalene into naphthalene and hydrogen atoms.

5. The heat and power generation device for utilizing heat energy of the chemical exothermic reaction of reactants according to claim 1, characterized in that: The heat transfer oil circulation component (1012) comprises: A storage cylinder (9) is used to store heat transfer oil. The storage cylinder (9) is connected to the third heat exchanger (5) via a first oil pipeline. The third heat exchanger (5) is connected to the second heat exchanger (3) via a second oil pipeline. The second heat exchanger (3) is connected to the first heat exchanger (1) via a third oil pipeline. The first heat exchanger (1) is connected to the storage cylinder (9) via an oil return pipe, thereby realizing the circulation of the heat transfer oil.

6. The heat-generating device for utilizing heat energy of the chemical exothermic reaction of reactants according to claim 1, characterized in that: The first heat exchanger (1) comprises an outer shell (10) and a first heat exchange coil assembly (11) located in the outer shell (10); the outer shell (10) is a cylindrical structure; reactant inlet and outlet pipes (101) are connected to the centers of two side walls of the outer shell (10) along the length direction.

7. The heat-generating device for utilizing heat energy of the chemical exothermic reaction of reactants according to claim 6, characterized in that: The first heat exchange coil assembly (11) comprises two main pipes (111) and two annular pipes (112); the two main pipes (111) are connected to the two annular pipes (112) through a connecting pipe (115), and a heat exchange pipe (113) is connected between the two annular pipes (112); ends of the two main pipes (111) that are away from each other are connected to the reactant inlet and outlet pipes (101) through a rotating head (110), so that the first heat exchange coil assembly (11) is a rotatable structure in the housing (10); Turbine blades (114) are arranged on the two main pipes (111), and a heat transfer oil inlet and outlet (102) is arranged on the outer casing (10) at a position opposite to the turbine blades (114).

8. The heat-generating device for utilizing heat energy of the chemical exothermic reaction of reactants according to claim 7, characterized in that: The heat exchange tube (113) is of an S-shaped structure. A plurality of the heat exchange tubes (113) are provided in total, and the plurality of heat exchange tubes (113) are distributed in a ring-shaped manner with equal spacing, and two adjacent heat exchange tubes (113) are arranged inversely to each other.

9. The heat-generating device for utilizing heat energy of the chemical exothermic reaction of reactants according to claim 6, characterized in that: A mounting seat (12) is welded to the bottom of the housing (10), and a bolt mounting hole (121) is provided on the mounting seat (12).

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