WO2014002988A1 - 水電解システム - Google Patents
水電解システム Download PDFInfo
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- WO2014002988A1 WO2014002988A1 PCT/JP2013/067341 JP2013067341W WO2014002988A1 WO 2014002988 A1 WO2014002988 A1 WO 2014002988A1 JP 2013067341 W JP2013067341 W JP 2013067341W WO 2014002988 A1 WO2014002988 A1 WO 2014002988A1
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- hydrogen
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
- C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2256/00—Main component in the product gas stream after treatment
- B01D2256/16—Hydrogen
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/402—Further details for adsorption processes and devices using two beds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/261—Drying gases or vapours by adsorption
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- 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
Definitions
- the present invention relates to a water electrolysis system.
- the conventional water electrolysis system described in JP2007-231383A removes the moisture of hydrogen discharged from the water electrolysis stack that generates high-pressure hydrogen by the adsorption unit and stores it in the hydrogen tank, and at the time of regeneration of the adsorption unit, The adsorption part was regenerated by depressurizing the hydrogen in the hydrogen tank and sending it to the adsorption part.
- the conventional water electrolysis system described in JP2007-231383A has a problem in that, when regenerating the adsorption part, the hydrogen once increased in pressure is reduced and sent to the adsorption part, so that the energy loss increases accordingly. was there.
- the present invention has been made paying attention to such problems, and an object thereof is to provide a water electrolysis system capable of reusing hydrogen used for regeneration of an adsorption cylinder while reducing energy loss. .
- a fuel cell system includes a water electrolysis stack that electrolyzes water to generate hydrogen, a dehumidifier that adsorbs and removes moisture contained in the hydrogen generated by the water electrolysis stack, and water electrolysis. And a wet line for supplying hydrogen generated by the stack to the dehumidifier. And the water electrolysis system takes out part of the hydrogen in the middle of pressurization of the compression device which pressurizes the hydrogen from which moisture has been removed by the dehumidification device in stages, and passes through the dehumidification device to the wet line. And a purge line for joining.
- FIG. 1 is a schematic configuration diagram of a water electrolysis system according to an embodiment of the present invention.
- FIG. 2 is a diagram showing the flow of hydrogen when moisture of wet hydrogen is adsorbed by the first adsorption cylinder and the second adsorption cylinder is regenerated.
- FIG. 3 is a diagram showing a flow of hydrogen when moisture of wet hydrogen is adsorbed by the second adsorption cylinder and the first adsorption cylinder is regenerated.
- FIG. 4 is a schematic configuration diagram of a water electrolysis system according to another embodiment of the present invention.
- FIG. 1 is a schematic configuration diagram of a water electrolysis system 100 according to an embodiment of the present invention.
- the water electrolysis system 100 is a system that supplies hydrogen generated by electrolyzing pure water to the hydrogen tank 10.
- the water electrolysis system 100 includes a water electrolysis stack 1, a pure water supply unit 2 that supplies pure water to the water electrolysis stack 1, and hydrogen supplied to the hydrogen tank 10 by dehumidifying and boosting hydrogen generated in the water electrolysis stack 1. And a supply unit 3.
- the water electrolysis stack 1 is formed by stacking a plurality of water electrolysis cells, and is configured to be electrically connected to an external power source.
- the water electrolysis stack 1 electrolyzes pure water with electric power from an external power source to generate hydrogen and oxygen. Oxygen generated in the water electrolysis stack 1 and used pure water are discharged to the outside of the water electrolysis system 100 via the discharge passage 11.
- the pure water supply unit 2 includes a water passage 21, a pure water production device 22, and a pure water passage 23.
- the water passage 21 is a passage for supplying water such as tap water or industrial water to the pure water production apparatus 22.
- One end of the water passage 21 is configured to be connectable to the water supply port, and the other end is connected to the pure water production apparatus 22.
- the pure water production apparatus 22 produces pure water from water.
- the pure water passage 23 is a passage for supplying pure water produced by the pure water production apparatus 22 to the water electrolysis stack 1.
- One end of the pure water passage 23 is connected to the pure water production apparatus 22, and the other end is connected to the water electrolysis stack 1.
- the hydrogen supply unit 3 includes a dehumidifier 31, a wet line 32, a dry line 33, a compressor 34, and a purge line 35.
- the dehumidifying device 31 includes two adsorption cylinders 311 each having a heater and a moisture adsorbent.
- first adsorption cylinder 311 a the adsorption cylinder on the left side in the figure
- second adsorption cylinder 311 b the adsorption cylinder on the right side in the figure
- Both ends of the adsorption cylinder 311 are open ends, the moisture of the gas flowing in from one open end is adsorbed by the moisture adsorbent, and discharged from the other open end.
- the amount of moisture adsorbed on the moisture adsorbent of the adsorption cylinder 311 exceeds the allowable moisture amount, the supply of the gas containing moisture is stopped, and then the moisture is heated and desorbed from the moisture adsorbent by the heater, and the dry gas
- the adsorption cylinder 311 can be regenerated by discharging (purging) the moisture that has been introduced and desorbed into the adsorption cylinder 311 to the outside of the adsorption cylinder 311.
- the dehumidifying device 31 generally repeats the adsorption and desorption (regeneration) of moisture alternately between the first adsorption cylinder 311a and the second adsorption cylinder 311b using the characteristics of the adsorption cylinder 311.
- one adsorption cylinder 311 dehumidifies hydrogen (hereinafter referred to as “wet hydrogen”) generated in the water electrolysis stack 1 and dry hydrogen (hereinafter referred to as “wet hydrogen”) discharged from the one adsorption cylinder 311.
- wet hydrogen hydrogen
- dry hydrogen hereinafter referred to as “wet hydrogen”
- a part of “dry hydrogen” is introduced into the other adsorption cylinder 311 to regenerate the other adsorption cylinder 311.
- the dehumidifying device 31 is selected by the wet line 32 for selectively introducing wet hydrogen to the first adsorption cylinder 311a and the second adsorption cylinder 311b, and the first adsorption cylinder 311a or the second adsorption cylinder 311b.
- the dry line 33 for introducing the dry hydrogen thus dried into the hydrogen tank 10 and the dry hydrogen as the drying gas for regenerating the adsorption cylinder (hereinafter referred to as “purge hydrogen”) are introduced into the adsorption cylinder 311, and the wet line And a purge line 35 that circulates back to 32.
- the wet line 32 includes a wet hydrogen passage 321 and a wet hydrogen introduction passage 322.
- the wet hydrogen passage 321 is a passage through which wet hydrogen generated in the water electrolysis stack 1 flows. One end of the wet hydrogen passage 321 is connected to the water electrolysis stack 1, and the other end is connected to the wet hydrogen introduction passage 322.
- the wet hydrogen passage 321 is preferably provided with an auto drain (liquid discharge device) 36 for automatically discharging liquid water in the passage out of the passage in order to reduce the load on the adsorption cylinder 311.
- One auto drain 36 or a plurality of auto drains 36 may be provided.
- the wet hydrogen introduction passage 322 is a passage for branching the wet hydrogen flowing through the wet hydrogen passage 321 and introducing it into either the first adsorption cylinder 311a or the second adsorption cylinder 311b.
- the wet hydrogen introduction passage 322 is provided with a first valve 41 and a second valve 42, and the wet hydrogen passage 321 is connected between the first valve 41 and the second valve 42.
- One end of the wet hydrogen introduction passage 322 is connected to the first adsorption cylinder 311a, and the other end is connected to the second adsorption cylinder 311b.
- the dry line 33 includes a dry hydrogen discharge passage 331 and a dry hydrogen passage 332.
- the dry hydrogen discharge passage 331 is a passage for introducing dry hydrogen discharged from either the first adsorption cylinder 311a or the second adsorption cylinder 311b into the dry hydrogen passage 332.
- the dry hydrogen discharge passage 331 is provided with a third valve 43 and a fourth valve 44, and the dry hydrogen passage 332 is connected between the third valve 43 and the fourth valve 44.
- One end of the dry hydrogen discharge passage 331 is connected to the first adsorption cylinder 311a, and the other end is connected to the second adsorption cylinder 311b.
- the dry hydrogen passage 332 is a passage for supplying dry hydrogen that has flowed through the dry hydrogen discharge passage 331 to the hydrogen tank 10 via the compression device 34.
- the dry hydrogen passage 332 has one end connected to the dry hydrogen discharge passage 331 and the other end connected to the hydrogen tank 10.
- the compression device 34 is provided in the dry hydrogen passage 332.
- a multistage reciprocating compressor that compresses dry hydrogen flowing through the dry hydrogen passage 332 in a plurality of times and pumps dry hydrogen that has been pressurized to a desired pressure to the hydrogen tank 10 is used as the compressor 34.
- the compression device 34 can be used regardless of the type as long as it can take out part of the dry hydrogen whose pressure has been increased to a predetermined pressure.
- the purge line 35 includes a purge hydrogen supply passage 351, a purge hydrogen introduction passage 352, a purge hydrogen discharge passage 353, and a purge hydrogen circulation passage 354.
- the purge hydrogen supply passage 351 is used to supply high-pressure dry hydrogen to the purge hydrogen introduction passage 352 as purge hydrogen by taking out part of the dry hydrogen whose pressure has been increased by the first-stage reciprocating compressor of the compressor 34. It is a passage. One end of the purge hydrogen supply passage 351 is connected to the first-stage reciprocating compressor of the compressor 34, and the other end is connected to the purge hydrogen introduction passage 352. In this embodiment, one end of the purge hydrogen supply passage 351 is connected to the first-stage reciprocating compressor of the compressor 34, and a part of the dry hydrogen boosted by the first-stage reciprocating compressor is taken out. For example, one end of the purge hydrogen supply passage 351 may be connected to a second-stage or third-stage reciprocating compressor.
- the purge hydrogen introduction passage 352 is a passage through which purge hydrogen that has flowed through the purge hydrogen supply passage 351 is introduced into the adsorption cylinder 311 that is being regenerated.
- One end of the purge hydrogen introduction passage 352 is connected to the dry hydrogen discharge passage 331 between the first adsorption cylinder 311 a and the third valve 43, and the other end is connected to the dry hydrogen discharge passage 331 between the second adsorption cylinder 311 b and the fourth valve 44.
- the purge hydrogen introduction passage 352 is provided with a fifth valve 45 and a sixth valve 46, and a purge hydrogen supply passage 351 is connected between the fifth valve 45 and the sixth valve 46.
- the purge hydrogen discharge passage 353 is a passage for introducing the purge hydrogen discharged from the regeneration adsorption cylinder 311 into the purge hydrogen circulation passage 354.
- One end of the purge hydrogen discharge passage 353 is connected to the wet hydrogen introduction passage 322 between the first adsorption cylinder 311 a and the first valve 41, and the other end is wet between the second adsorption cylinder 311 b and the second valve 42.
- the purge hydrogen discharge passage 353 is provided with a seventh valve 47 and an eighth valve 48, and a purge hydrogen circulation passage 354 is connected between the seventh valve 47 and the eighth valve 48.
- the purge hydrogen circulation passage 354 is a passage for returning the purge hydrogen discharged from the adsorption cylinder 311 being regenerated to the wet hydrogen passage 321.
- the purge hydrogen circulation passage 354 has one end connected to the purge hydrogen discharge passage 353 between the seventh valve 47 and the eighth valve 48 and the other end connected to the wet hydrogen passage 321.
- the other end of the purge hydrogen circulation passage 354 is preferably connected to the wet hydrogen passage 321 upstream of the auto drain 36.
- the purge hydrogen flowing through the purge hydrogen circulation passage 354 is cooled by the air flowing through the surface of the purge hydrogen circulation passage 354.
- FIG. 2 is a view showing the flow of hydrogen when moisture of wet hydrogen is adsorbed by the first adsorption cylinder 311a and the second adsorption cylinder 311b is regenerated.
- pure water produced by the pure water production device 22 is supplied to the water electrolysis stack 1.
- pure water is electrolyzed by the power of the external power source, and the water electrolysis stack 1 generates hydrogen and oxygen.
- the wet hydrogen generated in the water electrolysis stack 1 is sent to the dehumidifier 31 via the wet line 32.
- oxygen generated in the water electrolysis stack 1 is discharged to the outside of the water electrolysis system 100 through the discharge passage 11 together with used pure water.
- the wet hydrogen flowing through the wet hydrogen passage 321 is opened on the side where the first valve 41 is provided because the first valve 41 is opened and the second valve 42 and the seventh valve 47 are closed. It is introduced into the first adsorption cylinder 311a via the wet hydrogen introduction passage 322, and moisture is removed by the first adsorption cylinder 311a.
- the dry hydrogen discharged from the first adsorption cylinder 311a is opened on the side where the third valve 43 is provided because the third valve 43 is opened and the fourth valve 44 and the fifth valve 45 are closed. It is introduced into the dry hydrogen passage 332 through the dry hydrogen discharge passage 331.
- the dry hydrogen supplied to the purge hydrogen introduction passage 352 is purge hydrogen on the side where the sixth valve 46 is provided because the sixth valve 46 is opened and the fourth valve 44 and the fifth valve 45 are closed. It is introduced into the second adsorption cylinder 311b being regenerated through the introduction passage 352.
- the moisture desorbed from the moisture adsorbent in the second adsorption cylinder 311b by the heater can be discharged together with the purge hydrogen to the outside of the second adsorption cylinder 311b, that is, the purge hydrogen discharge passage 353.
- the purge hydrogen discharged from the second adsorption cylinder 311b is purged hydrogen on the side where the eighth valve 48 is provided because the eighth valve 48 is opened and the second valve 42 and the seventh valve 47 are closed. It is introduced into the purge hydrogen circulation passage 354 through the discharge passage 353. As a result, the purge hydrogen discharged from the second adsorption cylinder 311b is returned to the wet hydrogen supply passage together with the moisture desorbed from the moisture adsorbent in the second adsorption cylinder 311b, and is introduced again into the first adsorption cylinder 311a. Is done.
- FIG. 3 is a view showing a flow of hydrogen when moisture of wet hydrogen is adsorbed by the second adsorption cylinder 311b and the first adsorption cylinder 311a is regenerated.
- the dry hydrogen once pressurized by the compressor 34 so that the pressure in the purge line 35 becomes higher than the pressure in the wet hydrogen passage 321. A part of this was introduced as purge hydrogen into the adsorption cylinder 311 being regenerated.
- the purge hydrogen used for the regeneration of the adsorption cylinder 311 can be returned to the wet hydrogen passage 321 and circulated again. Therefore, since it is not necessary to discharge purge hydrogen to the outside of the water electrolysis system 100, hydrogen generated in the water electrolysis stack 1 can be supplied to the hydrogen tank 10 without being wasted.
- the water electrolysis system 100 includes a water electrolysis stack 1 that electrolyzes water to generate hydrogen, and a dehumidifying device that adsorbs and removes moisture contained in the hydrogen generated by the water electrolysis stack 1. 31, a wet line 32 for supplying hydrogen generated by the water electrolysis stack 1 to the dehumidifier 31, a compressor 34 for stepwise increasing the hydrogen from which moisture has been removed by the dehumidifier 31, and boosting of the compressor 34 A purge line 35 for taking out part of the hydrogen on the way and joining the wet line 32 via the dehumidifier 31.
- the dehumidifying device 31 can be regenerated using part of the hydrogen during the pressure increase, so that it is not necessary to pressurize the hydrogen more than necessary to regenerate the dehumidifying device 31, and energy loss is reduced. be able to. Further, since the hydrogen used for the regeneration can be returned to the wet line 32 via the purge line 35 and reused, the hydrogen generated in the water electrolysis stack 1 is wastefully discharged outside the water electrolysis system 100. Can be suppressed.
- the purge hydrogen circulation passage 354 is connected to the wet hydrogen passage 321 upstream of the auto drain 36. That is, a part of the hydrogen pressure increased by the compression device 34 was joined to the wet hydrogen passage 321 between the water electrolysis stack 1 and the auto drain 36.
- the purge hydrogen flowing through the purge hydrogen circulation passage 354 includes moisture desorbed by heating from the adsorption cylinder 311 being regenerated. Therefore, by connecting the purge hydrogen circulation passage 354 to the wet hydrogen passage 321 upstream of the auto drain 36, the water contained in the purge hydrogen can be discharged outside the water electrolysis system 100 by the auto drain 36. it can.
- the dry hydrogen whose pressure has been increased by the first stage compressor of the compression device 34 is caused to flow to the purge line 35 as purge hydrogen.
- purge hydrogen is not boosted more than necessary. Further, the thickness of the purge line 35 can be reduced, and the purge hydrogen can be prevented from leaking from the purge line 35.
- the two desorption apparatuses 311 are provided in the dehumidifying device 31.
- one or more adsorption cylinders 311 may be provided.
- the water adsorption system 311 can be used while drying the wet hydrogen in the other adsorption cylinder 311 even when the one adsorption cylinder 311 is regenerated. Since it can be operated, it is advantageous from the viewpoint of continuous operation.
- the purge hydrogen flowing through the purge line 35 is pressurized by the compression device 34 and passes through the adsorption cylinder 311 heated by the heater, so that the temperature becomes relatively high. Therefore, in the above embodiment, the purge hydrogen flowing through the purge hydrogen circulation passage 354 is cooled (air-cooled) by the air flowing through the surface of the purge hydrogen circulation passage 354. For example, water flowing through the water passage 21 or pure water passage Heat may be exchanged with water flowing through 23 to cool (water cooling).
- the water electrolysis system 100 described in the above embodiment can be mounted on a moving body such as a vehicle that uses hydrogen as a fuel, or is adopted in a stationary system that uses hydrogen as a fuel. Is also possible.
- the used pure water used in the water electrolysis stack 1 is discharged to the outside.
- a reservoir tank 24 for storing pure water is provided, and the reservoir tank The pure water stored in 24 may be circulated by a circulation pump 26 provided in the circulation passage 25. Then, only oxygen generated in the water electrolysis stack 1 may be discharged from the discharge passage 11.
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Abstract
Description
Claims (6)
- 水を電気分解して水素を生成する水電解スタックと、
前記水電解スタックによって生成された水素に含まれる水分を吸着して除去する除湿装置と、
前記水電解スタックによって生成された水素を前記除湿装置に供給するウェットラインと、
前記除湿装置で水分が除去された水素を段階的に昇圧する圧縮装置と、
前記圧縮装置の昇圧途中の水素の一部を取り出して、前記除湿装置を経由させて前記ウェットラインに合流させるパージラインと、
を備える水電解システム。 - 前記圧縮装置から取り出される水素の圧力は、前記ウェットラインの圧力よりも高い、
請求項1に記載の水電解システム。 - 前記圧縮装置は、
前記除湿装置で水分が除去された水素を、少なくとも2回に分けて昇圧する多段式のコンプレッサであって、
前記パージラインは、
1段目のコンプレッサで昇圧させた水素の一部を前記ウェットラインに合流させる、
請求項1又は請求項2に記載の水電解システム。 - 前記ウェットラインに設けられ、液体をそのウェットラインから排出する液体排出装置をさらに備え、
前記パージラインは、
前記圧縮装置で昇圧させた水素の一部を、前記水電解スタックと前記液体排出装置との間の前記ウェットラインに合流させる、
請求項1から請求項3までのいずれか1つに記載の水電解システム。 - 水素を燃料として走行する車両に搭載される、
請求項1から請求項4までのいずれか1つに記載の水電解システム。 - 前記水電解スタックでの電気分解に使用される冷媒が循環する循環通路を備える、
請求項1から請求項5までのいずれか1つに記載の水電解システム。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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JP2014522635A JP5861780B2 (ja) | 2012-06-25 | 2013-06-25 | 水電解システム |
US14/410,314 US9435040B2 (en) | 2012-06-25 | 2013-06-25 | Water electrolysis system |
EP13809246.5A EP2865786B1 (en) | 2012-06-25 | 2013-06-25 | Water electrolysis system |
CN201380033824.2A CN104428450B (zh) | 2012-06-25 | 2013-06-25 | 水电解系统 |
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JP2012-142138 | 2012-06-25 | ||
JP2012142138 | 2012-06-25 |
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WO2014002988A1 true WO2014002988A1 (ja) | 2014-01-03 |
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PCT/JP2013/067341 WO2014002988A1 (ja) | 2012-06-25 | 2013-06-25 | 水電解システム |
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US (1) | US9435040B2 (ja) |
EP (1) | EP2865786B1 (ja) |
JP (1) | JP5861780B2 (ja) |
CN (1) | CN104428450B (ja) |
WO (1) | WO2014002988A1 (ja) |
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JP2016097388A (ja) * | 2014-11-26 | 2016-05-30 | 日産自動車株式会社 | 除湿装置 |
JP2020007173A (ja) * | 2018-07-04 | 2020-01-16 | 株式会社エスイー | 水素を用いた発電システム、及び、水素発生装置 |
JP2020189282A (ja) * | 2019-05-23 | 2020-11-26 | 日立造船株式会社 | 除湿装置および除湿方法 |
WO2021014870A1 (ja) * | 2019-07-24 | 2021-01-28 | パナソニックIpマネジメント株式会社 | 圧縮装置 |
KR20220051043A (ko) * | 2020-10-15 | 2022-04-26 | 한국기계연구원 | 연료전지로부터 생성된 수소를 이용하여 부압의 발생을 방지하기 위한 양방향수전해 시스템 |
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CN109554721B (zh) * | 2019-02-02 | 2023-12-29 | 唐山三友氯碱有限责任公司 | 减少盐酸泄漏造成电解减产的加酸装置 |
US11426708B2 (en) | 2020-03-02 | 2022-08-30 | King Abdullah University Of Science And Technology | Potassium-promoted red mud as a catalyst for forming hydrocarbons from carbon dioxide |
US11420915B2 (en) | 2020-06-11 | 2022-08-23 | Saudi Arabian Oil Company | Red mud as a catalyst for the isomerization of olefins |
US11495814B2 (en) | 2020-06-17 | 2022-11-08 | Saudi Arabian Oil Company | Utilizing black powder for electrolytes for flow batteries |
EP3957772A1 (en) * | 2020-07-28 | 2022-02-23 | Air Products And Chemicals, Inc. | A method and apparatus for generating, storing and using hydrogen |
US11724943B2 (en) | 2021-01-04 | 2023-08-15 | Saudi Arabian Oil Company | Black powder catalyst for hydrogen production via dry reforming |
US11718522B2 (en) | 2021-01-04 | 2023-08-08 | Saudi Arabian Oil Company | Black powder catalyst for hydrogen production via bi-reforming |
US11814289B2 (en) | 2021-01-04 | 2023-11-14 | Saudi Arabian Oil Company | Black powder catalyst for hydrogen production via steam reforming |
US11820658B2 (en) | 2021-01-04 | 2023-11-21 | Saudi Arabian Oil Company | Black powder catalyst for hydrogen production via autothermal reforming |
US11427519B2 (en) | 2021-01-04 | 2022-08-30 | Saudi Arabian Oil Company | Acid modified red mud as a catalyst for olefin isomerization |
WO2023165736A1 (de) * | 2022-03-01 | 2023-09-07 | Linde Gmbh | Verfahren und anlage zur bereitstellung von gasförmigem drucksauerstoff |
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Cited By (8)
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JP2016097388A (ja) * | 2014-11-26 | 2016-05-30 | 日産自動車株式会社 | 除湿装置 |
JP2020007173A (ja) * | 2018-07-04 | 2020-01-16 | 株式会社エスイー | 水素を用いた発電システム、及び、水素発生装置 |
JP2020189282A (ja) * | 2019-05-23 | 2020-11-26 | 日立造船株式会社 | 除湿装置および除湿方法 |
JP7220622B2 (ja) | 2019-05-23 | 2023-02-10 | 日立造船株式会社 | 除湿装置および除湿方法 |
WO2021014870A1 (ja) * | 2019-07-24 | 2021-01-28 | パナソニックIpマネジメント株式会社 | 圧縮装置 |
JP6876998B1 (ja) * | 2019-07-24 | 2021-05-26 | パナソニックIpマネジメント株式会社 | 圧縮装置 |
KR20220051043A (ko) * | 2020-10-15 | 2022-04-26 | 한국기계연구원 | 연료전지로부터 생성된 수소를 이용하여 부압의 발생을 방지하기 위한 양방향수전해 시스템 |
KR102500283B1 (ko) * | 2020-10-15 | 2023-02-20 | 한국기계연구원 | 연료전지로부터 생성된 수소를 이용하여 부압의 발생을 방지하기 위한 양방향수전해 시스템 |
Also Published As
Publication number | Publication date |
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CN104428450B (zh) | 2017-05-24 |
EP2865786B1 (en) | 2017-03-29 |
CN104428450A (zh) | 2015-03-18 |
US9435040B2 (en) | 2016-09-06 |
JP5861780B2 (ja) | 2016-02-16 |
JPWO2014002988A1 (ja) | 2016-06-02 |
US20150337445A1 (en) | 2015-11-26 |
EP2865786A1 (en) | 2015-04-29 |
EP2865786A4 (en) | 2015-08-12 |
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