Hydrogen production device
Technical Field
The invention relates to the technical field of chemical equipment, in particular to a hydrogen production device.
Background
With the increasing limitation of conventional energy sources and the increasing rise of environmental problems, new energy sources with environmental protection and renewable characteristics are getting more and more attention from various countries. In the research of various new energy sources, the advantage of completely clean combustion mode and renewable hydrogen is the first choice of researchers, and in the hydrogen production process, strict requirements on the hydrogen production environment are required to happen accidentally.
In the prior art, particularly in the application of industrial fields to hydrogen production, the following two problems exist:
1) The existing equipment for producing hydrogen is generally independently arranged by a plurality of reaction furnaces, and the equipment for producing hydrogen is generally huge in volume, so that the problem of low utilization rate of occupied area is caused;
2) Because the hydrogen production producer and the steam producer are independently arranged, the steam produced in the steam producer can be transmitted into the hydrogen production producer through the external pipeline communication, but the temperature of the steam is easy to change in the process, partial liquefaction and the like of the steam can be possibly caused, so that the hydrogen production process is influenced, and at least two working procedures, namely a heating working procedure and a superheating working procedure, are required to be carried out in the process of preparing the steam. And a heating reaction chamber is required to be arranged corresponding to the heating process, and a heat storage reaction is required to be arranged corresponding to the overheating process. In the prior art, the heating reaction chamber and the heat storage reaction chamber are arranged independently of each other, so that the problem of large occupied area is caused.
Disclosure of Invention
The invention solves the problem that the technical effect of improving the utilization ratio of the occupied area is realized by superposing equipment for executing the heating process and equipment for executing the overheating process.
In order to solve the above problems, the present invention provides a hydrogen production apparatus comprising: the hydrogen production reaction part is provided with a hydrogen production reaction space and a hydrogen output opening communicated with the hydrogen production reaction space, and comprises a hydrogen production catalyst arranged in the hydrogen production reaction space; a vapor reaction portion provided with a vapor reaction space and a vapor material inlet, a tail gas inlet and a waste gas outlet communicating with the vapor reaction space, the vapor reaction portion further comprising: a vapor output port that communicates with the vapor reaction space and that communicates with the hydrogen production reaction space; the heating reaction chamber is provided with a heating reaction space, and a combustion catalyst and tail gas are arranged in the heating reaction space; the heat storage reaction chamber is arranged on one side of the heating reaction chamber and comprises a heat storage component and a heat storage reaction space; the heating reaction chamber and the heat storage reaction chamber are mutually stacked, and the heat storage component is arranged in the heat storage reaction space.
In this embodiment, the steam reaction portion includes the heating reaction chamber and the heat storage reaction chamber that stack each other, through the structure setting of stacking each other, realized improving the effect of whole equipment to area's utilization ratio, tail gas with the combustion catalyst is in the reaction of heating reaction chamber generates hot waste gas, and in this process, the heat of release carries out heating treatment to the steam material, makes it generate steam, again the hot waste gas gets into in the heat storage reaction chamber, a large amount of heat is absorbed by the heat storage subassembly, thereby in the heat storage reaction space forms high temperature environment, makes the steam receives the secondary heating, forms superheated steam.
Further, the heating reaction chamber is arranged below the heat storage reaction chamber in the vertical direction; the tail gas inlet is arranged at one side of the heating reaction chamber and is communicated with the heating reaction space; the waste gas outlet is arranged on one side of the heat storage reaction chamber and is communicated with the heat storage reaction space.
In this embodiment, due to the positional relationship between the heating reaction chamber and the heat storage reaction chamber, the exhaust gas inlet is formed below the exhaust gas outlet, and due to the reaction of the exhaust gas with the combustion catalyst being an exothermic process, the generated exhaust gas has a high temperature, so that the exhaust gas is conveniently discharged from the exhaust gas outlet at a high position relative to the exhaust gas inlet.
Further, the heating reaction chamber is arranged above the heat storage reaction chamber in the vertical direction; the tail gas inlet is arranged at one side of the heating reaction chamber and is communicated with the heating reaction space; the waste gas outlet is arranged on one side of the heat storage reaction chamber and is communicated with the heat storage reaction space.
In this embodiment, since the heating reaction chamber is disposed above the heat storage reaction chamber, that is, the exhaust gas inlet is formed above the exhaust gas outlet, and since the reaction between the exhaust gas and the combustion catalyst is an exothermic process, the generated exhaust gas has a high temperature, so that the generated exhaust gas is first collected in the heating reaction space, and along with the increasing of the exhaust gas, the heating reaction space is in a high-pressure environment, and the exhaust gas is extruded to be discharged to the exhaust gas outlet communicating with the heat storage reaction space, in this process, the hot exhaust gas can exist in the vapor reaction space for a long time, so as to facilitate the improvement of the heating and the overheat treatment of the vapor material.
Further, the heating reaction chamber includes: a vapor generation chamber provided with a vapor generation space, the vapor generation space being in communication with the vapor material inlet; at least one tail gas reaction tube, each tail gas reaction tube comprises a tail gas reaction space communicated with the tail gas inlet, and the tail gas reaction space is internally provided with the tail gas and the combustion catalyst; at least one tail gas reaction pipe is arranged in the steam generation space, and each tail gas reaction space is isolated from the steam generation space.
In this embodiment, the combustion catalyst is disposed in each of the exhaust gas reaction spaces, and when the exhaust gas is filled into each of the exhaust gas reaction spaces, the combustion catalyst reacts with the combustion catalyst to generate hot exhaust gas, and a large amount of temperature is radiated outside the pipe, so that the vapor material disposed in the vapor generation space is heated, and the vapor generation space is isolated from each of the exhaust gas reaction spaces, so that the influence of the communication of the two on the vapor generated by the heated reaction of the vapor material is avoided. And simultaneously, each tail gas reaction pipe is in direct contact with the vapor material, so that heat radiated outwards in each tail gas reaction space can be absorbed to the greatest extent.
Further, the heating reaction chamber further comprises a first heat storage member provided in each of the exhaust gas reaction spaces and/or in the vapor generation space.
In this embodiment, the first heat storage member and the second heat storage member are disposed in a manner that can maintain a stable high-temperature environment.
Further, a steam conveying pipeline is arranged in the heat storage reaction space; the connection part of the heat storage reaction chamber and at least one tail gas reaction pipe is provided with at least one first connection hole, and each tail gas reaction space is communicated with the heat storage reaction space through each first connection hole.
In this embodiment, each exhaust gas reaction tube is uniformly distributed, so that when the exhaust gas and the combustion catalyst react in each exhaust gas reaction space, the vapor material can be uniformly heated, and the effect of influencing the efficiency of generating vapor due to uneven heating of the vapor material caused by uneven distribution of each exhaust gas reaction tube is prevented.
Further, the steam output port is arranged at one side of the heat storage reaction chamber and is communicated with the heat storage reaction space.
In this embodiment, the exhaust gas outlet is connected to the thermal storage reaction space, and the vapor output port is also connected to the thermal storage reaction space, so that the vapor generated in the heating reaction chamber enters the vapor delivery pipe, and then is in a high-temperature environment provided by the exhaust gas in the thermal storage reaction chamber until being exhausted from the vapor output port.
Further, the vapor reaction section further includes: the first baffle plate is arranged in the heat storage reaction space and divides the heat storage reaction space into a first waste gas treatment space and a vapor collection space, and is provided with a second connecting through hole; a second electric heater provided in the vapor collection space; one end of the steam conveying pipeline is communicated with the steam generation space, and the opposite end of the steam conveying pipeline is communicated with the second connecting through hole; the vapor collection space is positioned at one side of the first waste gas treatment space far away from the heating reaction space, and the vapor output port is communicated with the vapor collection space.
In this embodiment, in order to obtain superheated steam with reliable temperature, the second electric heater is used to reheat the steam concentrated in the steam collecting space, so that the superheated steam formed can enter the hydrogen production reaction space through the steam output port.
Further, the hydrogen production reaction part comprises a first electric heater and a second baffle plate, and the second baffle plate is provided with at least one third connecting through hole and at least one fourth connecting through hole; the first electric heater is connected with at least one third connecting through hole in a matching mode.
In this embodiment, the superheated steam obtained from the steam reaction portion enters the hydrogen production reaction space communicated with the steam reaction portion through the steam output port, and the superheated steam is continuously collected in the hydrogen production reaction space in the process of continuously generating, so as to approach the second baffle, and the superheated steam is uniformly distributed through each uniformly distributed fourth connecting hole, so that the superheated steam can fully contact and react with the first electric heater, and the hydrogen production efficiency is improved.
Further, the method comprises the steps of: a storage unit provided on a side of the steam generation unit remote from the hydrogen production reaction unit, the storage unit including: a storage space; a storage inlet communicating with the storage space; wherein, the storage space communicates the tail gas inlet and the storage inlet.
In this embodiment, since the storage space is communicated with the exhaust gas inlet, the exhaust gas can be filled into the exhaust gas reaction space from the storage inlet to each of the exhaust gas reaction pipes, so that it is not necessary to fill each of the exhaust gas reaction pipes with the exhaust gas, and the efficiency of filling the exhaust gas is improved.
After the technical scheme of the invention is adopted, the following technical effects can be achieved:
(1) The steam reaction part comprises the heating reaction chamber and the heat storage reaction chamber which are mutually stacked, and through the mutually stacked structure, the effect of improving the utilization rate of the whole equipment to the occupied area and the effect of saving energy and reducing emission are realized through recycling the tail gas; the tail gas and the combustion catalyst react in the heating reaction chamber to generate hot waste gas, in the process, the released heat carries out heating treatment on the steam material to generate steam, and then the hot waste gas enters the heat storage reaction chamber, and a large amount of heat is absorbed by the heat storage component, so that a high-temperature environment is formed in the heat storage reaction space, and the steam is subjected to secondary heating to form superheated steam. When the heating reaction chamber is arranged below the heat storage reaction chamber in the vertical direction, the generated waste gas has high temperature, so that the waste gas is conveniently discharged from the waste gas outlet which is positioned at a high position relative to the tail gas inlet; when the stacking position between the heating reaction chamber and the heat storage reaction chamber is opposite to the above, the generated waste gas is firstly gathered in the heating reaction space, and the heating reaction space is in a high-pressure environment along with the continuous increase of the waste gas, so that the waste gas is extruded to be discharged to a waste gas outlet communicated with the heat storage reaction space, and in the process, the hot waste gas can exist in the steam reaction space for a long time, so that the heating and overheating treatment of the steam material are facilitated;
(2) The combustion catalyst is arranged in each tail gas reaction space, when the tail gas is filled into each tail gas reaction space, the tail gas reacts with the combustion catalyst to generate hot waste gas, and a large amount of temperature is radiated outside the pipe, so that the steam materials arranged in the steam generation space are heated, and the steam generation space is isolated from each tail gas reaction space, so that the influence of the communication of the steam generation space and the tail gas reaction space on the steam generated by the heated reaction of the steam materials is avoided. Simultaneously, each tail gas reaction tube is in direct contact with the steam material, so that heat radiated outwards in each tail gas reaction space can be absorbed to the greatest extent;
(3) Because the storage space is communicated with the tail gas inlet, the tail gas can be filled into the tail gas reaction space from the storage inlet to each tail gas reaction pipe, so that each tail gas reaction pipe is not required to be filled with the tail gas, and the efficiency of filling the tail gas is improved.
Drawings
Fig. 1 is a schematic structural diagram of a hydrogen production apparatus 100 according to a first embodiment of the present invention.
Fig. 2 is a schematic diagram showing a separation structure between hydrogen production reaction section 10 and vapor reaction section 20 shown in fig. 1.
Fig. 3 is a plan view of hydrogen production reaction section 10 shown in fig. 1.
FIG. 4 is a cross-sectional view taken along the direction A-A of FIG. 3
Fig. 5 is a top view of hydrogen-producing apparatus 100 shown in fig. 1.
Fig. 6 is a sectional view in the direction B-B shown in fig. 5.
Fig. 7 is a schematic view showing the internal structure of the vapor reaction section 20 shown in fig. 6.
Fig. 8 is a schematic diagram illustrating a connection relationship between the exhaust gas reaction tube 241 and the first heat storage member 252 in fig. 7.
Fig. 9 is a schematic structural diagram of a hydrogen production device 100 according to a second embodiment of the present invention.
Fig. 10 is a top view of hydrogen-producing apparatus 100 shown in fig. 9.
Fig. 11 is a sectional view in the direction C-C shown in fig. 10.
Fig. 12 is a plan view of hydrogen production reaction part 10 shown in fig. 9.
Fig. 13 is a sectional view in the direction D-D shown in fig. 12.
Fig. 14 is a cross-sectional view of another vapor reaction section 20 shown in fig. 9.
Reference numerals illustrate:
100-hydrogen production device; 10-a hydrogen production reaction part; 11-hydrogen output opening; 12-a first electric heater; 13-hydrogen production reaction space; 14-a second baffle; 15-a vapor input; 16-a first connecting flange; a 20-vapor reaction section; 21-a housing; 22-an exhaust gas outlet; 23-tail gas inlet; 24-heating the reaction chamber; 241-a tail gas reaction tube; 242-a vapor generation chamber; 2411-a tail gas reaction space; 2412-a porous separator; 2421-a vapor generation space; 243-an electrical heating assembly; 244-a first heating reaction chamber; 245-a vapor transition line; 25-a heat storage reaction chamber; 25 A-A first exhaust treatment chamber; 25 b-a vapor collection chamber; 251-heat storage reaction space; 2511—a first exhaust treatment space; 2512—vapor collection space; 252-a first thermal storage member; 253—a vapor delivery conduit; 254-a second electric heater; 255-a first baffle; 256-separator; 30-a storage section; 31-storage space; 32-storage inlet.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
Embodiment one:
referring to fig. 1, a schematic structure of a hydrogen production apparatus 100 according to an embodiment of the present invention is shown. Hydrogen production apparatus 100 includes, for example, hydrogen production reaction section 10 and vapor reaction section 20.
Referring to fig. 2 to 4, the hydrogen production reaction part 10 includes, for example, a hydrogen production reaction chamber, a hydrogen production reaction space 13, a hydrogen output opening 11, a vapor input port 15, a hydrogen production catalyst, and a first electric heater 12. A hydrogen production reaction space 13 is arranged in the hydrogen production reaction chamber, and a hydrogen production catalyst is arranged in the hydrogen production reaction space 13; the hydrogen output opening is communicated with the steam input port to form a hydrogen production reaction space 13; the first electric heater 12 is communicated with the hydrogen production reaction space 13, the first electric heater 12 is provided with a plurality of first electric heating strips, and each first electric heating strip is uniformly distributed in the hydrogen production reaction space 13. For example, when the vapor is generated in the vapor reaction part 20 and then introduced into the hydrogen production reaction space 13, since each of the first electric heating strips is uniformly distributed, the first electric heater 12 can uniformly and sufficiently heat the vapor, thereby efficiently generating hydrogen from the vapor under the catalysis of the hydrogen production catalyst.
Preferably, hydrogen production reaction portion 10 also includes a second baffle 14, for example. The second baffle plate 14 is provided with at least one third connecting through hole and at least one fourth connecting through hole. Each third connecting through hole is uniformly distributed, and each first electric heating strip of the first electric heater 12 is matched and connected with each third connecting through hole; each of the fourth connecting through holes is equally distributed. For example, the vapor enters the hydrogen production reaction space 13, and gradually approaches the second baffle 14 due to the continuous accumulation of the vapor in the hydrogen production reaction space 13, and finally passes through each uniformly distributed fourth connecting through hole, so that the vapor is also uniformly distributed, and then generates hydrogen with the hydrogen production catalyst under the heating condition of each first electric heating strip, and finally is discharged from the hydrogen outlet.
Referring to fig. 5 to 8, the vapor reaction part 20 is provided with a vapor reaction space and a vapor material inlet, a tail gas inlet 23 and a waste gas inlet communicating with the vapor reaction space. The vapor reaction section 20 further includes, for example, a vapor output port, a heating reaction chamber 24, and a heat storage reaction chamber 25. The heating reaction chamber 24 and the heat storage reaction chamber 25 are stacked on each other, and the vapor output ports respectively communicate the vapor reaction space with the hydrogen production reaction space 13.
In a specific embodiment, the steam reaction part 20 includes a housing 21, the housing 21 is sleeved outside the hydrogen production reaction part 10, the hydrogen production reaction part 10 includes, for example, a first connecting flange 16, the first connecting flange 16 is fixedly sleeved outside the hydrogen production reaction chamber, and the first connecting flange 16 is provided with a plurality of first flange connecting holes. The steam reaction part 20 is provided with a second connecting flange 26 and a mounting position which are in matched connection with the first connecting flange 16, and the mounting position is in matched connection with the outside of the hydrogen production reaction chamber; similarly, a plurality of second flange connection holes are provided at corresponding positions on the second connection flange 26, and each of the first flange connection holes is connected with each of the second flange connection holes in a matched manner through fastening bolts, so that the hydrogen production reaction portion 10 is fixedly arranged on the steam reaction portion 20.
The heating reaction chamber 24 is provided with a heating reaction space, a combustion catalyst, and exhaust gas, both of which are provided in the heating reaction space.
The heat storage reaction chamber 25 includes, for example, a heat storage assembly and a heat storage reaction space 251. The heat storage component is disposed in the heat storage reaction space 251.
Preferably, the heating reaction chamber 24 is provided below the heat storage reaction chamber 25 in the vertical direction. The tail gas inlet 23 is arranged at one side of the heating reaction chamber 24, and the tail gas inlet 23 is communicated with the heating reaction space; the exhaust gas outlet 22 is arranged at one side of the heat accumulating reaction chamber 25, and the exhaust gas outlet 22 is communicated with the heat accumulating reaction space 251.
Further, the heating reaction chamber 24 also includes, for example, a vapor generation chamber 242 and at least one tail gas reaction tube 241. The vapor generation chamber 242 is provided with a vapor generation space 2421, the vapor material inlet is provided at one side of the vapor generation chamber 242, and the vapor material inlet communicates with the vapor generation space 2421; each of the exhaust gas reaction pipes 241 is disposed in the heating reaction space, and each of the exhaust gas reaction pipes 241 is provided with an exhaust gas reaction space 2411 therein, each of the exhaust gas reaction spaces 2411 is isolated from the steam generation space 2421, and the exhaust gas inlet 23 communicates with each of the exhaust gas reaction spaces 2411.
Preferably, the heating reaction chamber 24 further includes a first heat storage member 252, and the first heat storage member 252 may be provided in each of the exhaust reaction spaces 2411 or outside each of the exhaust reaction pipes 241. For example, the first heat storage member 252 is a heat storage fin, a porous partition plate 2412 is further disposed inside each exhaust gas reaction tube 241, and the diameters of the plurality of ventilation holes distributed on the porous partition plate 2412 are smaller than the diameters of the combustion catalyst, so that when the combustion catalyst is placed in each exhaust gas reaction space 2411, the combustion catalyst will not fall out from each exhaust gas reaction space 2411 due to the blocking effect of the porous partition plate 2412. For example, when the exhaust gas is introduced into each exhaust gas reaction tube 241 through the exhaust gas inlet 23, it reacts with the combustion catalyst in each exhaust gas reaction space 2411. In addition, a large amount of heat is radiated to the vapor generation space 2421 in the process of generating hot exhaust gas by the reaction of the exhaust gas and the combustion catalyst, and the heat exchange efficiency is increased by the heat storage fins, so that a large amount of heat can directly act on the vapor material to react the vapor material to generate vapor. Of course, the porous partition 2412 may be disposed in each of the exhaust reaction spaces 2411 at intervals, and detachably connected to the inner cavity of each of the exhaust reaction pipes 241; in addition, a heat storage fin may be provided in each of the exhaust reaction spaces 2411.
Further, the heat storage reaction chamber 25 further includes, for example, a vapor transport pipe 253, and the vapor transport pipe 253 is provided in the heat storage reaction space 251. The vapor delivery pipe 253 has a coil structure, one end of which is directly connected to a vapor outlet, and the vapor outlet is provided on one side of the heat storage reaction chamber 25, and the vapor outlet communicates with the heat storage reaction space 251. In addition, the vapor conveying pipeline 253 can be arranged horizontally or vertically in a surrounding mode, so that the heat treatment of the prepared vapor in the heat storage reaction chamber 25 is fully achieved, and the heat conduction efficiency is improved. For example, the vapor conveying pipe 253 may be a straight pipe, and a plurality of vapor conveying pipes are arranged in a row and column manner; when the vapor conveying pipelines 253 are arranged in a manner of being distributed in a plurality of straight pipes in a row, the contact area is increased, and meanwhile, the vertical vapor conveying pipelines 253 are convenient to produce and process and replace parts, so that the overall installation and disassembly efficiency of the device is improved. Of course, when the vapor transport pipe 253 is provided as a plurality of straight pipes, the vapor transport pipes may be irregularly arranged in the heat storage reaction chamber 25.
Wherein, the junction of the heat storage reaction chamber 25 and each tail gas reaction tube 241 is provided with at least one first connecting hole, each tail gas reaction space 2411 is communicated to the heat storage reaction space 251 by each first connecting hole, and the exhaust gas outlet 22 is also arranged at one side of the heat storage reaction chamber 25 and is communicated with the heat storage reaction space 251. Specifically, a partition plate 256 is provided between the heat storage reaction chamber 25 and the heating reaction chamber 24, and a first through hole and at least one second through hole are provided in the partition plate 256. Wherein, the first through holes are used for communicating with one end of the vapor transmission pipe 253, and each of the second through holes is connected with one end of each of the tail gas reaction pipes 241, so as to communicate with the corresponding tail gas reaction space 2411.
Preferably, a plurality of second electric heating strips are further disposed in the heat storage reaction chamber 25, each of the second electric heating strips is in a long strip shape, and the plurality of second electric heating strips are uniformly distributed in the circumferential direction in the heat storage reaction space 251. The plurality of second electric heating strips can form a high-temperature environment in the heat storage reaction space 251, the heat storage component absorbs the heat radiated by the plurality of second electric heating strips into the heat storage reaction space 251 and absorbs the heat of the waste gas obtained from the heating reaction chamber 24, so that the heat storage reaction space 251 maintains a stable high-temperature environment for a long time, and the steam in the steam conveying pipeline 253 can be secondarily heated to form superheated steam and then conveyed into the hydrogen production reaction part 10 from the steam output port.
Preferably, the hydrogen plant also includes a storage section 30, for example. The storage portion 30 is provided on a side of the steam generation portion remote from the hydrogen production reaction portion 10. The storage section 30 includes, for example, a storage space 31 and a storage inlet 32, wherein the storage space 31 communicates with the exhaust gas inlet 23 and the storage inlet. For example, the exhaust gas may be introduced into the storage space 31 through the storage inlet 32 and then introduced into the exhaust gas inlet 23 in communication with the storage space 31, so that the exhaust gas is introduced into each exhaust gas reaction tube 241, thereby improving the efficiency of filling the exhaust gas into each exhaust gas reaction tube 241. And set up storage space 31 can make its tail gas that goes into at first in the inside formation even back get into in proper order in the tail gas import 23 for the tail gas that gets into in the tail gas import 23 is more even, improves its reaction homogeneity with the combustion catalyst.
To facilitate a better understanding of the hydrogen production process, the hydrogen production process will be described in detail below: the vapor material firstly enters the vapor generation space 2421 through the vapor material inlet, is heated in the vapor generation space 2421 to generate vapor, then enters the vapor transmission space of the vapor transmission pipeline 253, is subjected to secondary heating in the heat accumulation reaction space 251 to form superheated vapor, finally is discharged from the vapor outlet and enters the hydrogen production reaction space 13, the superheated vapor reacts with the hydrogen production catalyst in the hydrogen production reaction space 13 to generate hydrogen, and finally is output from the hydrogen output opening 11; the exhaust gas firstly enters the storage space 31 through the storage inlet 3232, then enters each exhaust gas reaction space 2411 through the exhaust gas inlet 23, the exhaust gas reacts with the combustion catalyst in each exhaust gas reaction space 2411 to generate hot exhaust gas, and finally the hot exhaust gas enters the heat storage reaction space 251 and is discharged from the exhaust gas outlet 22.
Embodiment two:
referring to fig. 9-13, fig. 9 is a schematic structural diagram of a hydrogen production apparatus 100 according to a second embodiment of the present invention. The difference between this embodiment and the first embodiment is that the hydrogen production reaction portion 10 in this embodiment is sleeved outside the vapor reaction portion 20; the vapor reaction section 20 further includes, for example, a first baffle 255 and a second electric heater 254.
For example, the hydrogen production reaction portion 10 is a first annular pillar structure provided with an annular hydrogen production reaction space 13. Specifically, the first baffle 255 is provided in the heat storage reaction space 251 to divide the heat storage reaction chamber 25 into a first exhaust gas treatment chamber 25a provided with a first exhaust gas treatment space 2511 and a vapor collection chamber 25b provided with a vapor collection space 2512. The exhaust outlet 22 is provided at one side of the first exhaust treatment chamber 25a, and it communicates with the first exhaust treatment space 2511. The vapor collection space 2512 is located at a side of the first exhaust treatment space 2511 remote from the heating reaction space, and the vapor outlet communicates with the vapor collection space 2512; the first baffle 255 is provided with a second connection through hole, and the second electric heater 254 is provided in the vapor collecting space 2512, wherein one end of the vapor delivery pipe 253 communicates with the vapor generating space 2421, and the opposite end thereof is connected with the second connection through hole, i.e., communicates with the vapor collecting space 2512.
Embodiment III:
referring to fig. 14, a schematic structural diagram of a hydrogen production apparatus 100 according to a third embodiment of the present invention is provided. The difference between this embodiment and the second embodiment is that: the heating reaction chamber 24 is provided above the heat storage reaction chamber 25 in the vertical direction. The tail gas inlet 23 is arranged at one side of the heating reaction chamber 24 and is communicated with the heating reaction space; the exhaust gas outlet 22 is provided at one side of the heat storage reaction chamber 25 and communicates with the heat storage reaction space 251, i.e., the exhaust gas inlet 23 is located above the exhaust gas outlet 22 in the vertical direction.
Specifically, the first exhaust gas treatment chamber 25a and the vapor collection chamber 25b sandwich the heating reaction chamber 24, and the first exhaust gas treatment chamber 25a is provided below the heating reaction chamber 24 in the vertical direction.
The heating reaction chamber 24 includes, for example, a first heating reaction chamber 244 and a plurality of vapor transition lines 245. The first heating reaction chamber 244 is disposed at a side of the vapor collection chamber 25b near the first exhaust gas treatment chamber 25a, and a first heating reaction space is disposed in the first heating reaction chamber 244, and a plurality of vapor transition pipelines 245 are disposed in the first heating reaction space; the steam generation chamber 242 is sandwiched between the first heating reaction chamber 244 and the first exhaust treatment chamber 25a, and at least one exhaust reaction tube 241 is disposed in the steam generation space 2421; each vapor transition pipe 245 communicates with the vapor generation space 2421 and the vapor collection space 2512, respectively, and each vapor transition pipe 245 is provided with a vapor transition space isolated from the first heating reaction space.
The exhaust gas enters the first heating reaction chamber 244 from the exhaust gas inlet 23, then enters each exhaust gas reaction tube 241 through the partition plate, and further enters the first exhaust gas treatment space 2511, and then is discharged from the exhaust gas outlet 22.
Wherein one end of the vapor delivery pipe 253 communicates with the vapor generation space 2421, and the vapor delivery space of the vapor delivery pipe 253 is isolated from each of the off-gas reaction spaces 2411, and the opposite end thereof communicates with the storage space 31.
In this example, the entire process for producing vapor is as follows: vapor material enters the storage space 31 via the storage inlet 32 and then enters the vapor delivery conduit 253 where it is heated to produce vapor in the first exhaust treatment space 2511, which then enters the vapor generation space 2421 where it is secondarily heated by the heating assembly 243 to form superheated vapor which then enters the vapor transition spaces of each vapor transition conduit 245 and finally enters the vapor collection space 25b.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention, and the scope of the invention should be assessed accordingly to that of the appended claims.