CN114408864A - Hydrogen production equipment with automatic control pressure regulation function - Google Patents
Hydrogen production equipment with automatic control pressure regulation function Download PDFInfo
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- CN114408864A CN114408864A CN202111679424.1A CN202111679424A CN114408864A CN 114408864 A CN114408864 A CN 114408864A CN 202111679424 A CN202111679424 A CN 202111679424A CN 114408864 A CN114408864 A CN 114408864A
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- tank
- self
- hydrogen production
- natural gas
- valve port
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- 239000001257 hydrogen Substances 0.000 title claims abstract description 71
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 71
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 43
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 94
- 239000003345 natural gas Substances 0.000 claims abstract description 44
- 238000010438 heat treatment Methods 0.000 claims abstract description 36
- 238000002485 combustion reaction Methods 0.000 claims abstract description 35
- 238000006243 chemical reaction Methods 0.000 claims abstract description 28
- 239000000779 smoke Substances 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 13
- 239000012535 impurity Substances 0.000 claims description 12
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 10
- 238000005192 partition Methods 0.000 claims description 9
- 239000003546 flue gas Substances 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 5
- 230000003139 buffering effect Effects 0.000 claims description 4
- 238000005728 strengthening Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- 150000002431 hydrogen Chemical class 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000002360 preparation method Methods 0.000 abstract description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 18
- 229910002092 carbon dioxide Inorganic materials 0.000 description 9
- 239000001569 carbon dioxide Substances 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 239000007789 gas Substances 0.000 description 8
- 230000003014 reinforcing effect Effects 0.000 description 6
- 229910002091 carbon monoxide Inorganic materials 0.000 description 3
- 238000006057 reforming reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000002407 reforming Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Classifications
-
- 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
- C01B3/34—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 by reaction of hydrocarbons with gasifying agents
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K5/00—Feeding or distributing other fuel to combustion apparatus
- F23K5/002—Gaseous fuel
-
- 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
- C01B2203/0811—Methods of heating the process for making hydrogen or synthesis gas by combustion of fuel
-
- 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
- C01B2203/12—Feeding the process for making hydrogen or synthesis gas
- C01B2203/1205—Composition of the feed
- C01B2203/1211—Organic compounds or organic mixtures used in the process for making hydrogen or synthesis gas
- C01B2203/1235—Hydrocarbons
- C01B2203/1241—Natural gas or methane
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Hydrogen, Water And Hydrids (AREA)
Abstract
The invention discloses hydrogen production equipment with self-control pressure adjustment, relates to the technical field of hydrogen production equipment, and aims to solve the problems that in the prior art, in the process of preparing hydrogen, additional energy is required to be combusted to realize a high-temperature heating effect required by reaction, so that the consumption of the whole preparation process is increased, and the yield of hydrogen energy is reduced. The natural gas self-heating hydrogen production device is characterized in that a natural gas combustion tank is arranged at one end of the self-heating hydrogen production tank, a filter screen tank is arranged at the other end of the self-heating hydrogen production tank, the filter screen tank and the natural gas combustion tank are connected with the self-heating hydrogen production tank through flanges, an ignition mechanism is arranged at the other end of the natural gas combustion tank and is connected with the natural gas combustion tank in a combined mode, two steam valve ports are arranged above the self-heating hydrogen production tank, a smoke valve port is arranged on one side of each steam valve port, and the number of the smoke valve ports is three.
Description
Technical Field
The invention relates to the technical field of hydrogen production equipment, in particular to hydrogen production equipment with self-control pressure regulation.
Background
As energy consumption has increased, finding new energy sources has become an important task at present. As an energy source with the most development potential, hydrogen has wide sources, hardly generates pollution, has high conversion efficiency and wide application prospect. The natural gas is used for preparing the hydrogen, so that the energy crisis of China can be relieved to a certain extent, and the transformation of the energy utilization structure of China is further promoted.
However, in the existing process of preparing hydrogen from natural gas, extra energy is required to be combusted to realize the high-temperature heating effect required by the reaction, which leads to the increase of the consumption of the whole preparation process and the reduction of the yield of hydrogen energy; thus, the current need is not met and a hydrogen plant with self-regulated pressure regulation has been proposed.
Disclosure of Invention
The invention aims to provide hydrogen production equipment with self-control pressure regulation, which aims to solve the problems that the consumption of the whole preparation process is increased and the yield of hydrogen energy is reduced because extra energy is required to be combusted to realize the high-temperature heating effect required by the reaction in the process of preparing hydrogen by using the existing natural gas in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the hydrogen production equipment with the self-control pressure regulation function comprises a self-heating hydrogen production tank, wherein a natural gas combustion tank is arranged at one end of the self-heating hydrogen production tank, a filter screen tank is arranged at the other end of the self-heating hydrogen production tank, the filter screen tank and the natural gas combustion tank are connected with the self-heating hydrogen production tank through flanges, an ignition mechanism is arranged at the other end of the natural gas combustion tank and is connected with the natural gas combustion tank in a combined mode, two steam valve ports are arranged above the self-heating hydrogen production tank, a smoke valve port is arranged on one side of each steam valve port, the number of the smoke valve ports is three, switching valve covers are arranged at the tops of the steam valve ports and the tops of the smoke valve ports, and the switching valve covers are rotatably connected with the steam valve ports and the smoke valve ports through internal threads.
Preferably, the inside of the natural gas combustion tank is provided with a combustion inner cavity, the outer side of the combustion inner cavity is provided with an isolating air cavity, the outer side of the isolating air cavity is provided with an outer sealing plate, and the outer sealing plate is connected with the natural gas combustion tank through a bolt.
Preferably, the inboard of outer shrouding is provided with interior shrouding, and is provided with the buffering annular between interior shrouding and the outer shrouding, the surface of outer shrouding is provided with one-way pneumatic valve, and one-way pneumatic valve extends to the inside of buffering annular.
Preferably, a rightward reaction cavity is formed in the self-heating hydrogen production tank, an impurity removal filter cavity is formed in one side of the rightward reaction cavity, the steam valve port extends into the rightward reaction cavity, and the flue gas valve port extends into the impurity removal filter cavity.
Preferably, a reinforcing partition is arranged between the rightward reaction cavity and the impurity removal filter cavity and is in welded connection with the self-heating hydrogen production tank, and an explosion-proof conversion valve is arranged on the outer surface of the reinforcing partition.
Preferably, the inner side surfaces of the rightward reaction cavity and the impurity removal filter cavity are provided with heat insulation inner containers, and the outer sides of the heat insulation inner containers are provided with explosion-proof tank bodies.
Compared with the prior art, the invention has the beneficial effects that:
1. a part of natural gas is input into a natural gas combustion tank to be fully combusted to generate a large amount of carbon dioxide, then the gas enters the self-heating hydrogen production tank through a one-way gas valve to be mixed with natural gas steam, the main components of the natural gas, namely methane, water and carbon dioxide, are continuously reacted rightwards to generate hydrogen, meanwhile, a trace amount of carbon monoxide reacts with the water to generate hydrogen and water, and the reforming reaction is coupled, so that the reactor can realize heat supply without external heat supply, the process cost is reduced to a certain extent, compared with the external heat supply of the traditional reforming process, the self-heating is realized, and the scientific utilization of reaction heat is realized;
2. according to the invention, natural gas steam enters the rightward reaction cavity through the steam valve port to perform contact reaction with high-temperature carbon dioxide gas, hydrogen generated by the reaction can pass through the explosion-proof change-over valve and enter the impurity removal filter cavity, impurities in the hydrogen are filtered out by using the filter structure in the impurity removal filter cavity and are discharged through the gas valve port, and finally 99.99% of hydrogen energy is obtained.
Drawings
FIG. 1 is an overall front view of the present invention;
FIG. 2 is a schematic diagram of the natural gas combustor can configuration of the present invention;
FIG. 3 is a schematic diagram of the internal structure of an autothermal hydrogen production tank of the present invention.
In the figure: 1. an autothermal hydrogen-producing tank; 2. a natural gas combustion tank; 3. a filter sieve tank; 4. an ignition mechanism; 5. a steam valve port; 6. a smoke valve port; 7. the valve cover is connected in a switching way; 8. isolating the air cavity; 9. a combustion chamber; 10. an outer sealing plate; 11. an inner sealing plate; 12. a buffer ring groove; 13. a one-way air valve; 14. a rightward reaction chamber; 15. an impurity removal filter chamber; 16. a heat insulation inner container; 17. an explosion-proof tank body; 18. reinforcing and separating; 19. explosion-proof change-over valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1, an embodiment of the present invention: a hydrogen production device with self-control pressure regulation comprises a self-heating hydrogen production tank 1, a natural gas combustion tank 2 is arranged at one end of the self-heating hydrogen production tank 1, a filter screen tank 3 is arranged at the other end of the self-heating hydrogen production tank 1, the filter screen tank 3 and the natural gas combustion tank 2 are connected with the self-heating hydrogen production tank 1 through flanges, an ignition mechanism 4 is arranged at the other end of the natural gas combustion tank 2, the ignition mechanism 4 is connected with the natural gas combustion tank 2 in a combined manner, a steam valve port 5 is arranged above the self-heating hydrogen production tank 1, two steam valve ports 5 are arranged, a flue gas valve port 6 is arranged at one side of the steam valve port 5, three flue gas valve ports 6 are arranged, adapter valve covers 7 are arranged at the tops of the steam valve port 5 and the flue gas valve port 6, the adapter valve covers 7 are rotatably connected with the steam valve port 5 and the flue gas valve port 6 through internal threads, and a part of natural gas enters the natural gas combustion tank 2 to be fully combusted to generate a large amount of carbon dioxide, then, the gas enters the self-heating hydrogen production tank 1 through the one-way air valve 13 to be mixed with natural gas steam, the main component of the natural gas, namely methane, water and carbon dioxide, continuously react rightwards to generate hydrogen, meanwhile, trace carbon monoxide reacts with the water to generate hydrogen and water, and the reforming reaction is coupled, so that the reactor can realize heat supply without external heat supply, the process cost is reduced to a certain extent, compared with the external heat supply of the traditional reforming process, the self-heating hydrogen production tank becomes self-heating, and the scientific utilization of reaction heat is realized.
Referring to fig. 2, a combustion inner chamber 9 is disposed inside the natural gas combustion tank 2, a partition air chamber 8 is disposed outside the combustion inner chamber 9, an outer sealing plate 10 is disposed outside the partition air chamber 8, the outer sealing plate 10 is connected to the natural gas combustion tank 2 by bolts, an inner sealing plate 11 is disposed inside the outer sealing plate 10, a buffer ring groove 12 is disposed between the inner sealing plate 11 and the outer sealing plate 10, a one-way air valve 13 is disposed on an outer surface of the outer sealing plate 10, and the one-way air valve 13 extends into the buffer ring groove 12 to play a role of buffer protection, so that carbon dioxide generated by combustion is separated and then input into the self-heating hydrogen production tank 1.
Referring to fig. 3, a rightward reaction chamber 14 is disposed inside the self-heating hydrogen production tank 1, an impurity-removing filter chamber 15 is disposed on one side of the rightward reaction chamber 14, a steam valve port 5 extends into the rightward reaction chamber 14, a flue gas valve port 6 extends into the impurity-removing filter chamber 15, a reinforcing partition 18 is disposed between the rightward reaction chamber 14 and the impurity-removing filter chamber 15, the reinforcing partition 18 is welded to the self-heating hydrogen production tank 1, an explosion-proof change-over valve 19 is disposed on an outer surface of the reinforcing partition 18, a heat-insulating liner 16 is disposed on inner side surfaces of the rightward reaction chamber 14 and the impurity-removing filter chamber 15, an explosion-proof tank 17 is disposed on an outer side of the heat-insulating liner 16, natural gas steam enters the rightward reaction chamber 14 through the steam valve port 5 to react with high-temperature carbon dioxide gas in a contact manner, hydrogen generated by the reaction enters the impurity-removing filter chamber 15 through the explosion-proof change-over valve 19, impurities in the hydrogen are filtered by a filter structure inside the impurity-removing filter chamber 15, and is discharged through a smoke valve port 6, and 99.99 percent of hydrogen energy is finally obtained.
The working principle is as follows: when the natural gas self-heating hydrogen production device is used, a part of natural gas enters the natural gas combustion tank 2 to be fully combusted to generate a large amount of carbon dioxide, then the gas enters the self-heating hydrogen production tank 1 through the one-way gas valve 13 to be mixed with natural gas steam, the main component of the natural gas, namely methane, water and the carbon dioxide, continuously react rightwards to generate hydrogen, meanwhile, a trace amount of carbon monoxide reacts with the water to generate hydrogen and water, and the reforming reaction is coupled.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A hydrogen production equipment with self-control pressure regulation function comprises an autothermal hydrogen production tank (1) and is characterized in that: one end of the self-heating hydrogen production tank (1) is provided with a natural gas combustion tank (2), the other end of the self-heating hydrogen production tank (1) is provided with a filter sieve tank (3), the filter sieve tank (3) and the natural gas combustion tank (2) are connected with the self-heating hydrogen production tank (1) through flanges, the other end of the natural gas combustion tank (2) is provided with an ignition mechanism (4), the ignition mechanism (4) is connected with the natural gas combustion tank (2) in a combined way, a steam valve port (5) is arranged above the self-heating hydrogen production tank (1), and two steam valve ports (5) are arranged, one side of each steam valve port (5) is provided with a smoke valve port (6), three smoke valve ports (6) are arranged, switching valve covers (7) are arranged at the tops of the steam valve port (5) and the smoke valve port (6), and the switching valve cover (7) is rotatably connected with the steam valve port (5) and the smoke valve port (6) through internal threads.
2. The apparatus of claim 1 for producing hydrogen with self-regulated pressure, wherein: the natural gas combustion tank is characterized in that a combustion inner cavity (9) is formed in the natural gas combustion tank (2), a partition air cavity (8) is formed in the outer side of the combustion inner cavity (9), an outer sealing plate (10) is arranged on the outer side of the partition air cavity (8), and the outer sealing plate (10) is connected with the natural gas combustion tank (2) through bolts.
3. The apparatus of claim 2 wherein the hydrogen generation system has a self-regulated pressure, and wherein: the inboard of outer shrouding (10) is provided with interior shrouding (11), and is provided with between interior shrouding (11) and outer shrouding (10) buffering annular (12), the surface of outer shrouding (10) is provided with one-way pneumatic valve (13), and one-way pneumatic valve (13) extend to the inside of buffering annular (12).
4. The apparatus of claim 1 for producing hydrogen with self-regulated pressure, wherein: the self-heating hydrogen production tank is characterized in that a rightward reaction cavity (14) is formed in the self-heating hydrogen production tank (1), an impurity removal filter cavity (15) is formed in one side of the rightward reaction cavity (14), the steam valve port (5) extends into the rightward reaction cavity (14), and the flue gas valve port (6) extends into the impurity removal filter cavity (15).
5. The apparatus of claim 4 wherein the hydrogen plant has a self-regulated pressure, and wherein: be provided with between reaction chamber (14) and edulcoration filter chamber (15) to the right and strengthen cutting off (18), and strengthen cutting off (18) and from the hydrogen generating tank (1) welded connection, the surface of strengthening cutting off (18) is provided with explosion-proof change-over valve (19).
6. The apparatus of claim 4 wherein the hydrogen plant has a self-regulated pressure, and wherein: the inner side surfaces of the rightward reaction cavity (14) and the impurity removal filter cavity (15) are provided with a heat insulation inner container (16), and the outer side of the heat insulation inner container (16) is provided with an explosion-proof tank body (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111679424.1A CN114408864A (en) | 2021-12-31 | 2021-12-31 | Hydrogen production equipment with automatic control pressure regulation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111679424.1A CN114408864A (en) | 2021-12-31 | 2021-12-31 | Hydrogen production equipment with automatic control pressure regulation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114408864A true CN114408864A (en) | 2022-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111679424.1A Withdrawn CN114408864A (en) | 2021-12-31 | 2021-12-31 | Hydrogen production equipment with automatic control pressure regulation function |
Country Status (1)
| Country | Link |
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| CN (1) | CN114408864A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1186769A (en) * | 1996-12-23 | 1998-07-08 | 株式会社油公 | Natural gas-using hydrogen generator |
| CA2550701A1 (en) * | 2005-06-24 | 2006-12-24 | University Of South Carolina | Use of complex metal oxides in the autothermal generation of hydrogen |
| CN101580228A (en) * | 2009-06-22 | 2009-11-18 | 四川亚联高科技股份有限公司 | Natural gas auto-thermal reforming hydrogen production fluidized bed membrane reactor |
| CN109911849A (en) * | 2019-03-29 | 2019-06-21 | 摩氢科技有限公司 | Self-heat-supply reforming reaction device and hydrogen making machine suitable for hydrogen making machine |
| CN111483978A (en) * | 2020-04-30 | 2020-08-04 | 郑州帅先新能源科技有限公司 | Reforming hydrogen production device and reforming hydrogen production method |
-
2021
- 2021-12-31 CN CN202111679424.1A patent/CN114408864A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1186769A (en) * | 1996-12-23 | 1998-07-08 | 株式会社油公 | Natural gas-using hydrogen generator |
| CA2550701A1 (en) * | 2005-06-24 | 2006-12-24 | University Of South Carolina | Use of complex metal oxides in the autothermal generation of hydrogen |
| CN101580228A (en) * | 2009-06-22 | 2009-11-18 | 四川亚联高科技股份有限公司 | Natural gas auto-thermal reforming hydrogen production fluidized bed membrane reactor |
| CN109911849A (en) * | 2019-03-29 | 2019-06-21 | 摩氢科技有限公司 | Self-heat-supply reforming reaction device and hydrogen making machine suitable for hydrogen making machine |
| CN111483978A (en) * | 2020-04-30 | 2020-08-04 | 郑州帅先新能源科技有限公司 | Reforming hydrogen production device and reforming hydrogen production method |
Non-Patent Citations (1)
| Title |
|---|
| 蔡振兴 等主编: "《新能源技术概论》", 北京邮电大学出版社, pages: 116 - 117 * |
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Application publication date: 20220429 |
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