CN214299273U - Hydrogen production pipe of hydrogen production device and hydrogen production device - Google Patents
Hydrogen production pipe of hydrogen production device and hydrogen production device Download PDFInfo
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- CN214299273U CN214299273U CN202023346225.2U CN202023346225U CN214299273U CN 214299273 U CN214299273 U CN 214299273U CN 202023346225 U CN202023346225 U CN 202023346225U CN 214299273 U CN214299273 U CN 214299273U
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 291
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 290
- 239000001257 hydrogen Substances 0.000 title claims abstract description 290
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 159
- 239000003054 catalyst Substances 0.000 claims abstract description 43
- 238000005192 partition Methods 0.000 claims abstract description 27
- 239000007789 gas Substances 0.000 claims description 57
- 239000000463 material Substances 0.000 claims description 32
- 238000002485 combustion reaction Methods 0.000 claims description 23
- 238000005338 heat storage Methods 0.000 claims description 20
- 238000010438 heat treatment Methods 0.000 claims description 20
- 238000013021 overheating Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 description 22
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 15
- 238000006243 chemical reaction Methods 0.000 description 11
- 238000009434 installation Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 150000002431 hydrogen Chemical class 0.000 description 4
- 238000002955 isolation Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
- C01B3/32—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air
- C01B3/323—Catalytic reaction of gaseous or liquid organic compounds other than hydrocarbons with gasifying agents
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/02—Processes for making hydrogen or synthesis gas
- C01B2203/0205—Processes for making hydrogen or synthesis gas containing a reforming step
- C01B2203/0227—Processes for making hydrogen or synthesis gas containing a reforming step containing a catalytic reforming step
- C01B2203/0233—Processes for making hydrogen or synthesis gas containing a reforming step containing a catalytic reforming step the reforming step being a steam reforming step
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/08—Methods of heating or cooling
- C01B2203/0805—Methods of heating the process for making hydrogen or synthesis gas
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/08—Methods of heating or cooling
- C01B2203/0805—Methods of heating the process for making hydrogen or synthesis gas
- C01B2203/0833—Heating by indirect heat exchange with hot fluids, other than combustion gases, product gases or non-combustive exothermic reaction product gases
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Inorganic Chemistry (AREA)
- Hydrogen, Water And Hydrids (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model discloses a hydrogen production pipe and hydrogen production device of hydrogen production device. The hydrogen production tube includes: at least one baffle disposed inside the hydrogen production tube; the clapboard divides the hydrogen production pipe into a steam pipe and a hydrogen pipe; the hydrogen production catalyst is filled in the hydrogen pipe; the steam generated in the steam pipe flows into the hydrogen pipe, and hydrogen is generated under the action of the hydrogen production catalyst in the hydrogen pipe; the partition plate is detachably or fixedly arranged in the hydrogen production pipe. The utility model discloses can effectual solution hydrogen manufacturing inefficiency, hydrogen manufacturing plant structure complicacy, the higher technical problem of vapour heat consumption.
Description
Technical Field
The utility model relates to a (window) curtain control technical field especially relates to a hydrogen manufacturing pipe and a hydrogen manufacturing device of hydrogen manufacturing device.
Background
Energy is the most important element in human economic activities. Hydrogen energy is emerging as a recognized clean energy source in today's society as a low carbon and zero carbon energy source. Hydrogen as a new energy fuel represents a very broad and potential market. The inevitable development of how to prepare and meet from planning and technology is a very important matter. It is a future trend to select advanced technologies, rational methods to produce and use hydrogen to achieve maximum economic and environmental benefits.
At present, methanol is widely used for preparing hydrogen, and the methanol hydrogen preparation refers to a process for preparing hydrogen by taking methanol as a raw material and carrying out a conversion reaction through methanol steam under the action of a hydrogen preparation catalyst under certain temperature and pressure conditions. In the prior art, the method of recycling the mixed gas obtained by mixing the tail gas obtained by the reaction of the methanol vapor and the hydrogen production catalyst with the air by combustion catalysis effectively reduces the resource loss. However, when the existing equipment utilizes the tail gas to produce hydrogen by combustion, steam is required to be firstly produced by the steam generating device, then the steam is introduced into the hydrogen reaction device to react with the hydrogen production catalyst to produce hydrogen, the structure is complex, the steam generating device, the hydrogen reaction device, a connecting pipeline between the steam generating device and the hydrogen reaction device and the like are required to be independently arranged, and the overall efficiency is low.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a hydrogen manufacturing pipe and hydrogen manufacturing installation of hydrogen manufacturing installation can effectual solution hydrogen manufacturing inefficiency, hydrogen manufacturing installation structure complicacy, the higher technical problem of vapour heat consumption.
The embodiment of the utility model provides a hydrogen manufacturing pipe of hydrogen manufacturing device, hydrogen manufacturing pipe includes: at least one baffle disposed inside the hydrogen production tube; the clapboard divides the hydrogen production pipe into a steam pipe and a hydrogen pipe; the hydrogen production catalyst is filled in the hydrogen pipe; the steam generated in the steam pipe flows into the hydrogen pipe, and hydrogen is generated under the action of the hydrogen production catalyst; the baffle plate is detachably or fixedly arranged in the hydrogen production pipe.
Further, in an embodiment of the present invention, the surface of the partition plate is provided with a plurality of steam flow holes.
The partition plate is provided with a plurality of steam circulation holes, so that the purpose of circulating steam in the hydrogen production pipe can be achieved, and the steam can be conveyed from the steam pipe to the hydrogen pipe.
Further, in one embodiment of the present invention, the partition is disposed inside the hydrogen production pipe through a bracket.
The partition plate is supported in the hydrogen production pipe by the support, and the lengths of the steam pipe and the hydrogen pipe can be adjusted by changing the length of the support, so that the purpose of adjusting the hydrogen production amount is achieved.
Further, in an embodiment of the present invention, the partition plate is clamped in the hydrogen production pipe by a clamp spring; the inside at least one annular groove that can hold the jump ring that is equipped with of hydrogen manufacturing pipe, the jump ring outside is located in the annular groove, jump ring inboard expose form the baffle installation position in the hydrogen manufacturing pipe, the baffle set up in baffle installation position.
The partition board is clamped in the hydrogen production pipe through the threaded connection or the clamp spring, so that the space of the hydrogen production pipe is saved, and the hydrogen production efficiency of the hydrogen production pipe is enhanced.
Further, in an embodiment of the present invention, the steam pipe is detachably connected to the hydrogen pipe.
The steam pipe is detachably connected with the hydrogen pipe, so that the purpose of independently replacing the hydrogen pipe or the steam pipe can be realized.
Further, in an embodiment of the present invention, the partition is provided as an outer flange.
The flange can effectively adjust the sizes of the hydrogen pipe and the steam pipe, and further can adjust the capacity of the hydrogen production catalyst in the hydrogen pipe.
Further, in an embodiment of the present invention, the partition plate is welded to the inner wall of the hydrogen production pipe.
The partition plate is welded on the inner wall of the hydrogen production pipe, so that the stability of the inner structure of the hydrogen production pipe is enhanced, and the accommodating capacity of the hydrogen production catalyst in the hydrogen production pipe is ensured.
Further, the utility model provides a hydrogen production device, hydrogen production device includes: the inner part of the outer shell is provided with a hydrogen cavity, a hydrogen production space and a steam material cavity; at least one hydrogen production pipe arranged in the hydrogen production space; the steam pipe is communicated with the steam material cavity, and the hydrogen pipe is communicated with the hydrogen cavity.
The hydrogen production pipe is arranged in the hydrogen production space, the steam pipe is communicated with the steam material accommodating cavity, and the hydrogen pipe is communicated with the hydrogen cavity, so that the process that the steam material generates hydrogen from steam is realized.
Further, in an embodiment of the present invention, the hydrogen production space includes: a heating space between the vapor tube and the outer shell; a superheat space between the hydrogen tube and the outer housing; wherein, the heating space is filled with a combustion catalyst, and/or the overheating space is filled with a heat storage component.
The heating space can heat the steam pipe, and the overheating space can overheat the hydrogen pipe, so that steam can be generated in the steam pipe, and the temperature of the hydrogen pipe reacting with the hydrogen production catalyst can be reached.
Further, in an embodiment of the present invention, the present invention further includes: the tail gas inlet is arranged on the outer shell and communicated to the heating space; and the tail gas outlet is arranged on the outer shell and communicated to the superheated space.
Tail gas can be conveyed into the heating space from the tail gas inlet and can react with the combustion catalyst to generate heat; the burnt high-temperature tail gas enters the overheating space, is discharged from the tail gas outlet after the heat storage assembly absorbs heat, and reduces the harm of the tail gas to the environment after the burnt tail gas is discharged.
To sum up, adopt the technical scheme of the utility model afterwards, can reach following technological effect:
i) the hydrogen production pipe is divided into the hydrogen pipe and the steam pipe by the partition board, the arrangement of the hydrogen production pipe reduces the heat loss, saves the reaction space, effectively reduces the manufacturing cost of the device and the complexity of the structure, and leads the whole structure to be more simplified;
ii) the surface of the clapboard is provided with a plurality of steam through holes, and steam in the steam pipe enters the hydrogen pipe through the steam through holes and reacts with the hydrogen production catalyst to produce hydrogen;
iii) the clapboard is detachably or fixedly arranged in the hydrogen production pipe, so that the hydrogen production pipe can be integrally formed or detachably connected.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a hydrogen production pipe 10 of a hydrogen production apparatus provided in an embodiment of the present invention;
FIG. 2 is a cross-sectional view of hydrogen production tube 10;
FIG. 3 is a schematic structural view of the separator 5 of FIG. 2;
FIG. 4 is a schematic view of two other connections of the separator 5;
FIG. 5 is a schematic view showing still another connection structure of the separator 5;
FIG. 6 is a cross-sectional view of FIG. 5;
fig. 7 is a schematic structural diagram of a hydrogen production apparatus 100 according to a second embodiment of the present invention;
FIG. 8 is a cross-sectional view of the hydrogen production assembly 100 shown in FIG. 7;
FIG. 9 is a schematic structural view of hydrogen production space 40 in FIG. 8;
FIG. 10 is a schematic diagram of the connection of vapor material chamber 50 to hydrogen-producing space 40 of FIG. 8;
fig. 11 is a schematic structural diagram of a piping system 120 according to a third embodiment;
FIG. 12 is a schematic view of another angular configuration shown in FIG. 11;
fig. 13 is a schematic structural diagram of a hydrogen production apparatus 100 according to a third embodiment of the present invention.
Description of the main symbols:
100 is a hydrogen production device; 10 is a hydrogen production pipe; 1 is a steam pipe; 11 is a vapor material inlet; 2 is a hydrogen tube; 21 a hydrogen outlet; 22 is a fin; 20 is an outer shell; 201 is a tail gas inlet; 202 is a tail gas outlet; 30 is a hydrogen cavity; 40 is a hydrogen production space; 41 is a tail gas containing cavity; 411 is a tail gas inlet; 42 is a combustion catalyst accommodating chamber; 421 is a combustion catalyst inlet; 43 is a heat accumulation component accommodating cavity; 431 is a heat storage assembly inlet; 44 is a tail gas exhaust layer; 441 is a tail gas outlet; 5 is a clapboard; 51 is a vapor flow through hole; 52 is a bracket; 53 is an outer flange; 54 is a clamp spring; a 50 vapor material chamber; 501 is a second electric heater; 502 is a liquid isolation space; 60 is a support part; 70 is a flange; 71 is a first flange; 72 is a second flange;
80 is a pipeline; 801 is a hydrogen pipeline; 801a is a first hydrogen gas pipeline; 801b is a second hydrogen conduit; 801c is a third hydrogen gas conduit; 801d is a fourth hydrogen gas conduit; 8011 is a safety pipe; 8012 is a pressure transmitter; 8013 is a pressure gauge; 8014 is a first flow meter; 8015 is a safety valve; 802 is a tail gas pipeline; 802a is a tail gas conveying pipe; 8021 is a second flow meter; 8022 is an electromagnetic valve; 803 is a pump inlet pipe; 803a is a first liquid conduit; 803b is a second liquid conduit; 804 is a pump outlet pipe; 805 is a liquid inlet pump; 806 is an air duct; 90 is a plate heat exchanger; 100 is an air cooler; 110 is a support part; 120 is a piping system.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
[ first embodiment ] A method for manufacturing a semiconductor device
Referring to fig. 1, an embodiment of the present invention provides a hydrogen production tube 10. The hydrogen production tube 10 includes, for example: a vapor tube 1, a hydrogen tube 2, and at least one partition 5; wherein, at least one baffle 5 is arranged in the hydrogen production tube 10 to divide the hydrogen production tube 10 into a steam tube 1 and a hydrogen tube 2, and the hydrogen tube 2 is connected with one end of the steam tube 1; the other end of the steam pipe 1 is provided with a steam material inlet 11, and the other end of the hydrogen pipe 2 is provided with a hydrogen outlet 21.
Preferably, the fins 22 are wound on the outer side of the hydrogen pipe 2, the heat exchange area of the hydrogen pipe 22 is increased due to the arrangement of the fins 22, the hydrogen production efficiency of the hydrogen pipe 2 is improved, the hydrogen pipe 10 is divided into the hydrogen pipe 1 and the steam pipe 2 by the partition plate 5, the effect of integrally producing hydrogen inside the hydrogen pipe 10 can be achieved, the space of the device is saved, and the heat loss is reduced.
Preferably, referring to fig. 2-4, the surface of the partition board 5 is provided with a plurality of vapor flow through holes 51, the vapor pipe 1 and the hydrogen pipe 2 can be integrated, or the vapor pipe 1 and the hydrogen pipe 2 can be connected through a detachable outer flange 53; when the steam pipe 1 and the hydrogen pipe 2 are integrated, the partition plate 5 can be directly welded on the inner wall of the hydrogen pipe 10, or fixed in the hydrogen pipe 10 through a bracket 52, or fixed in the hydrogen pipe 10 through threads; when the hydrogen production pipe 10 is connected by threads, the inner wall of the hydrogen production pipe 10 is provided with a thread groove, the outer side of the partition plate 5 is correspondingly provided with threads, and the partition plate 5 is connected with the hydrogen production pipe 10 by the threads and the thread groove. Further, the partition plate 5 may also be provided with a detachable outer flange 53, at this time, one end of the outer flange 53 is connected to the hydrogen tube 2, and the other end is connected to the steam tube 1, so that the steam tube 1 can be connected to the hydrogen tube 2 through the flange 53, the detachable connection of the steam tube 1 and the hydrogen tube 2 is satisfied, and the purpose of individually replacing the steam tube 1 or the hydrogen tube 2 is achieved.
Preferably, referring to fig. 5 and 6, the partition 5 may be clamped in the hydrogen production pipe 10 by a clamp spring 54, and if the hydrogen production pipe 10 is placed in a vertical direction, the clamp spring 54 may be provided in at least one, and if the hydrogen production pipe is placed at other angles, the clamp spring 54 may be provided in at least two.
Specifically, when the hydrogen production pipe 10 is vertically placed, at least one annular groove (not shown in the figure) is formed in the inner wall of the hydrogen production pipe 10, the outer side of the clamp spring 54 is located in the annular groove, the inner side of the clamp spring 54 is exposed in the hydrogen production pipe 10 and forms a partition board installation position (not shown in the figure), and the partition board 5 is arranged above the partition board installation position; further, when the hydrogen production pipe 10 is placed in the horizontal direction or other directions, the number of the snap springs 54 is at least two, correspondingly, the number of the annular grooves is at least two, at this time, the two snap springs 54 are respectively located in the two annular grooves, and the partition plate 5 is located between the two snap springs 54.
Preferably, the hydrogen tube 2 is filled with a hydrogen production catalyst (not shown), and the hydrogen production catalyst can react with steam in the hydrogen tube 2 to generate hydrogen, and then flows out from the hydrogen outlet. Further, a first electric heater (not shown) is provided in the hydrogen pipe 2, and the first electric heater provides a desired temperature for the hydrogen production catalyst in the hydrogen pipe 2 to react with the vapor.
[ second embodiment ]
The second embodiment of the present invention also provides a hydrogen production apparatus 100. Referring to fig. 7, the integrated hydrogen production apparatus 100 includes, for example: an outer shell 20, at least one hydrogen production tube 10, and a support 60; at least one hydrogen production pipe 10 is disposed inside the outer shell 20, and the support portion 60 is disposed at the outer shell 20 and at the bottom of the outer shell 20 for supporting the hydrogen production device 100.
Further, referring to fig. 8, the hydrogen production apparatus 100 may be placed in a vertical direction, a horizontal direction, or other angles, and a hydrogen chamber 30, a hydrogen production space 40, and a vapor material chamber 50 are sequentially disposed inside the hydrogen production apparatus 100, and are communicated with each other; wherein the hydrogen production pipe 10 is provided in the hydrogen production space 40; when the hydrogen-producing pipe 10 is placed in the hydrogen-producing space 40, the vapor material inlet 11 communicates with the vapor material chamber 50, and the hydrogen gas outlet 22 communicates with the hydrogen gas chamber 30.
Specifically, at least one hydrogen production tube 10 is arranged in the hydrogen production space 40, the steam tube 1 is communicated with the steam material cavity 50, and the hydrogen tube 2 is communicated with the hydrogen cavity 30, so that the process that the steam material generates hydrogen from steam is realized.
Preferably, the supporting portion 60 is connected to the outer casing 20, located at the lower end of the hydrogen production space 40, and sleeved outside the vapor material chamber 50, an opening communicated with the vapor material chamber 50 is provided on the surface of the supporting portion 60, and a second electric heater 501 is provided at the opening, and the second electric heater 501 is used for heating the vapor material inside the vapor material chamber 50. Further, a liquid replenishing port (not shown) and a liquid discharging port (not shown) are provided in the vapor material chamber 50 to replenish or discharge the vapor material in the vapor material chamber 50.
Preferably, referring to fig. 9, hydrogen-producing space 40 includes: a heating space (not shown) and a superheating space (not shown); the heating space is positioned between the steam pipe 1 and the outer shell 20; the superheat space is located between the hydrogen pipe 2 and the outer shell 20; the heating space is filled with a combustion catalyst, and/or the overheating space is filled with a heat storage component.
Preferably, the heating space includes: the tail gas accommodating cavity 41 and the combustion catalyst accommodating cavity 42, wherein the tail gas accommodating cavity 41 is arranged at one end of the bottom of the hydrogen production space 40 close to the steam material accommodating cavity 50; the superheat space includes: a heat storage component accommodating cavity 43 and a tail gas discharging layer 44, wherein the tail gas discharging layer 44 is arranged at one end of the top of the hydrogen production space 40 close to the hydrogen cavity 30; wherein the combustion catalyst accommodating chamber 42 of the heating space is connected to the heat accumulation member accommodating chamber 43 of the overheated space.
Further, the heat storage assembly accommodating cavity 43 is filled with a heat storage assembly and is located at the upper end of the combustion catalyst accommodating cavity 42, and the tail gas exhaust layer 44 is located between the heat storage assembly accommodating cavity 43 and the hydrogen accommodating cavity 30 and is used for accommodating the combusted tail gas; the heat released by the combustion catalyst and the tail gas in the heating space after combustion heats the hydrogen production pipe 10, so that the temperature in the hydrogen production pipe 10 can reach the temperature required by the reaction of steam and the hydrogen production catalyst; the heat storage assembly filled in the heat storage assembly accommodating cavity 43 keeps the temperature of the hydrogen production pipe 10, reduces the heat dissipation degree of the hydrogen production pipe 10, and effectively ensures the continuity of the reaction between the steam in the hydrogen production pipe 10 and the hydrogen production catalyst.
Still further, a partition plate (not shown in the figure) is arranged between the tail gas containing cavity 41, the combustion catalyst containing cavity 42, the heat storage assembly containing cavity 43 and the tail gas discharging layer 44, and a tail gas circulation hole (not shown in the figure) is formed in the surface of the partition plate.
Preferably, the outer shell 20 is provided with a tail gas inlet 411 communicated with the tail gas accommodating cavity 41, and used for inputting tail gas into the hydrogen production space 40; the outer shell 20 is provided with a combustion catalyst inlet 421 communicated with the combustion catalyst accommodating cavity 42 for adding a combustion catalyst; the outer shell 20 is further provided with a heat storage component inlet 431 and a tail gas outlet 441; the heat storage inlet 431 is used for adding a heat storage assembly (not shown in the figure), and the tail gas outlet 441 is used for discharging tail gas after the combustion is finished.
Exhaust gas may be delivered into the heating space from an exhaust gas inlet 411 and may react with the combustion catalyst to generate heat; the burnt high-temperature tail gas enters the overheating space, is discharged from the tail gas outlet 441 after the heat storage assembly absorbs heat, and reduces the harm of the tail gas to the environment after the burnt tail gas is discharged.
For example, the heat storage component may be a heat storage block, a heat storage ball, or some other material with strong heat storage capacity.
Preferably, referring to fig. 10, the support portion 60 is detachably connected to the bottom of the outer housing 20, and specifically, a flange 70 is provided at the connection of the support portion 60 and the outer housing 20; the first flange 70 includes: a first flange 71 fixed to the bottom of the outer housing 20 and a second flange 72 connected to the support portion 60, wherein the first flange 71 and the second flange 72 can be connected by bolts or other connection means.
Further, the second flange 72 is provided as a ring structure having an opening therein, and the second flange 72, the vapor material containing chamber 50 and the support portion 60 constitute a liquid isolation space 502 through which the vapor material can enter the vapor tube 1 from the vapor material container 50 through the liquid isolation space 502.
Specifically, because the hydrogen production catalyst is arranged in the hydrogen production pipe 10, if the content of the liquid in the vapor material accommodating cavity 50 is high, the liquid enters the hydrogen production pipe 10 and contacts with the hydrogen production catalyst, so that the hydrogen production efficiency is affected; therefore, the arrangement of the steam material buffer cavity 502 increases the accommodating space of the liquid, reduces the contact probability of the liquid and the hydrogen production catalyst, can effectively ensure the hydrogen production effect of the reaction of the hydrogen production catalyst and the steam, and improves the hydrogen generation efficiency.
Preferably, the first electric heater, the electric heater 501 and the combustion catalyst are capable of cooperating with each other to heat the steam in the hydrogen production pipe 10; specifically, a temperature sensor (not shown) may be provided in the hydrogen production apparatus 200, and the temperature sensor may detect and display the temperature of the vapor inside the hydrogen production tube 10; heating the steam material in the steam material accommodating cavity 50 by starting the first electric heater to generate steam, and enabling the steam material to enter the hydrogen production pipe 10; introducing tail gas to react with the combustion catalyst in the combustion catalyst accommodating cavity 42, and further heating the hydrogen production pipe 10 by the generated heat; the heating part further heats the steam in the hydrogen production pipe 10; in the heating process, if the temperature is lower than the temperature required by the reaction of steam and the hydrogen production catalyst, the electric quantity of the first electric heater needs to be enhanced, or the introduction quantity of tail gas is increased; if the temperature is higher than the temperature required by the reaction of the steam and the hydrogen production catalyst, reducing or suspending the electric quantity of the first electric heater, or suspending the introduction of tail gas; thereby achieving the purpose of adjusting the temperature and maximizing the hydrogen production efficiency.
[ third embodiment ]
The third embodiment of the present invention provides a piping system 120 on the basis of the hydrogen production apparatus 200, wherein the piping system 120 includes: the duct 80, the plate heat exchanger 90, the air cooler 100, and the support portion 110; wherein, pipeline 80 is connected to hydrogen plant 200, plate heat exchanger 90 and air-cooler 100 set up in pipeline 80, and supporting part 110 sets up in pipeline 80, plate heat exchanger 90 and air-cooler 100 below for support hydrogen plant 200.
Preferably, with reference to fig. 11-13, the duct 80 comprises: a hydrogen pipeline 801, a tail gas pipeline 802, a pump inlet pipe 803, a pump outlet pipe 804 and an air pipeline 806; one end of the hydrogen pipeline 801 is connected to the hydrogen delivery port 301, the other end of the hydrogen pipeline 801 is connected to the first hydrogen pipeline 801a, and a safety pipeline 8011 and a safety valve 8015 are arranged on the hydrogen pipeline 801 and the first hydrogen pipeline 801 a; if the steam pressure in the hydrogen production device 200 is too high, part of the steam can enter the safety pipeline 8011 by adjusting the valve and is discharged through the safety valve 8015, so that the steam pressure in the hydrogen production device 200 is reduced; still further, the first hydrogen pipeline 801a is connected to the plate heat exchanger 90, the plate heat exchanger 90 can absorb and store heat of the high-temperature hydrogen, the plate heat exchanger 90 is connected to one end of the air cooler 100 through the second hydrogen pipeline 801b, the other end of the air cooler 90 is connected to the third hydrogen pipeline 801c, and the third hydrogen pipeline 801c is connected to the fourth hydrogen pipeline 801 d.
Specifically, hydrogen produced by the hydrogen production device 200 enters the hydrogen pipeline 801 from the hydrogen connection port 301, then sequentially passes through the first hydrogen pipeline 801a, the plate heat exchanger 90, the second hydrogen pipeline 801b, the air cooler 100 and the third hydrogen pipeline 801c, and finally is discharged from the fourth hydrogen pipeline 801 d. A pressure transmitter 8012 and a pressure gauge 8013 are further arranged between the hydrogen pipeline 801 and the first hydrogen pipeline 801a, and are used for detecting the pressure of hydrogen in the hydrogen pipeline 801; a first flow meter 8014 is further provided between the third hydrogen pipeline 801c and the fourth hydrogen pipeline 801d, and is configured to detect the flow rate of hydrogen in the pipes.
Preferably, the tail gas pipeline 802 is connected to the hydrogen production device 200 through a tail gas conveying pipe 802a, and is used for conveying tail gas into the hydrogen production device 200; a second flow meter 8021 and an electromagnetic valve 8022 are arranged between the exhaust gas pipeline 802 and the exhaust gas delivery pipe 802a, and are used for detecting and controlling the flow rate of the exhaust gas in the pipe.
Preferably, the pump inlet pipe 803 is connected to the pump inlet 805, and then connected to the plate heat exchanger 90 through the first liquid pipe 803 a; liquid flows into the liquid inlet pump 805 through the pump inlet pipe 803, and then is conveyed into the plate heat exchanger 90 through the liquid inlet pump 805, so that heat stored in the plate heat exchanger 90 can be absorbed, and finally the liquid is conveyed into the hydrogen production device 200 through the second liquid pipeline 803 b.
Further, the pump outlet pipe 804 is disposed between the liquid inlet pump 805 and the first liquid pipeline 803a, and the pump inlet pipe 803 and the pump outlet pipe 804 are located at two sides of the liquid inlet pump 805; if the amount of liquid in hydrogen production apparatus 200 is large, it can be discharged from pump outlet pipe 804.
Preferably, the air pipe 806 is connected to the exhaust gas conveying pipe 402a, and air is introduced into the exhaust gas, so that the content of hydrogen in the exhaust gas can be reduced, and the harm caused by the reaction of the exhaust gas and the combustion catalyst can be reduced.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. A hydrogen production tube of a hydrogen production apparatus, comprising:
at least one baffle disposed inside the hydrogen production tube;
the clapboard divides the hydrogen production pipe into a steam pipe and a hydrogen pipe;
the hydrogen production catalyst is filled in the hydrogen pipe;
the steam generated in the steam pipe flows into the hydrogen pipe, and hydrogen is generated under the action of the hydrogen production catalyst;
the baffle plate is detachably or fixedly arranged in the hydrogen production pipe.
2. The hydrogen-producing tube as claimed in claim 1, wherein the surface of the separator is provided with a plurality of vapor flow holes.
3. The hydrogen-producing tube according to claim 2, wherein the partition is provided inside the hydrogen-producing tube by a bracket.
4. The hydrogen production tube as claimed in claim 2, wherein the partition is clamped in the hydrogen production tube by at least one clamp spring;
at least one annular groove capable of accommodating the clamp spring is formed in the inner wall of the hydrogen production pipe, and the clamp spring is arranged in the annular groove.
5. The hydrogen-producing tube of claim 2, wherein the vapor tube is removably connected to the hydrogen tube.
6. The hydrogen-producing tube of claim 5, wherein the baffle is provided as an outer flange.
7. The hydrogen production tube of claim 2, wherein the separator plate is welded to the inner wall of the hydrogen production tube.
8. A hydrogen production apparatus, comprising:
the inner part of the outer shell is provided with a hydrogen cavity, a hydrogen production space and a steam material cavity;
at least one hydrogen-producing tube according to any one of claims 1 to 7, provided in the hydrogen-producing space;
the steam pipe is communicated with the steam material cavity, and the hydrogen pipe is communicated with the hydrogen cavity.
9. The hydrogen generation assembly of claim 8, wherein the hydrogen-producing space comprises:
a heating space between the vapor tube and the outer shell;
a superheat space between the hydrogen tube and the outer housing;
wherein, the heating space is filled with a combustion catalyst, and/or the overheating space is filled with a heat storage component.
10. The hydrogen generation assembly of claim 9, further comprising:
the tail gas inlet is arranged on the outer shell and communicated to the heating space;
and the tail gas outlet is arranged on the outer shell and communicated to the superheated space.
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| CN202011644797.0A Active CN112573482B (en) | 2020-12-10 | 2020-12-31 | Hydrogen production pipe of hydrogen production device and hydrogen production device |
| CN202120051782.7U Active CN214360252U (en) | 2020-12-10 | 2021-01-08 | Hydrogen production system |
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| CN202120051782.7U Active CN214360252U (en) | 2020-12-10 | 2021-01-08 | Hydrogen production system |
| CN202120076140.2U Active CN214528131U (en) | 2020-12-10 | 2021-01-12 | Hydrogen production device |
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| CN114249298B (en) * | 2022-02-24 | 2022-06-21 | 清华大学 | Methanol reformer and fuel cell |
| CN116443813B (en) * | 2023-02-27 | 2024-07-30 | 福州大学 | Ammonia decomposition reaction device and system |
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| CN114620683A (en) | 2022-06-14 |
| CN216638918U (en) | 2022-05-31 |
| CN114620683B (en) | 2024-09-27 |
| CN214360252U (en) | 2021-10-08 |
| CN112573482B (en) | 2022-07-08 |
| CN214528131U (en) | 2021-10-29 |
| CN112573482A (en) | 2021-03-30 |
| CN112607704A (en) | 2021-04-06 |
| CN216638920U (en) | 2022-05-31 |
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| CN114620684A (en) | 2022-06-14 |
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Address after: 471399 No.1 Gaoxin Road, Hebin Street Office, Yichuan County, Luoyang City, Henan Province Patentee after: Luoyang Woyouda Technology Co.,Ltd. Country or region after: China Address before: 471000 intelligent equipment Industrial Park, Binhe New District, Yichuan County, Luoyang City, Henan Province Patentee before: LUOYANG WODA ENERGY SAVING TECHNOLOGY CO.,LTD. Country or region before: China |
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