JP5490654B2 - 高圧水電解装置の運転停止方法 - Google Patents
高圧水電解装置の運転停止方法 Download PDFInfo
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- JP5490654B2 JP5490654B2 JP2010212144A JP2010212144A JP5490654B2 JP 5490654 B2 JP5490654 B2 JP 5490654B2 JP 2010212144 A JP2010212144 A JP 2010212144A JP 2010212144 A JP2010212144 A JP 2010212144A JP 5490654 B2 JP5490654 B2 JP 5490654B2
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- Prior art keywords
- hydrogen
- pressure
- water
- pressure water
- water electrolysis
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 143
- 238000000034 method Methods 0.000 title claims description 35
- 239000001257 hydrogen Substances 0.000 claims description 104
- 229910052739 hydrogen Inorganic materials 0.000 claims description 104
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 100
- 238000005868 electrolysis reaction Methods 0.000 claims description 81
- 239000007788 liquid Substances 0.000 claims description 37
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 23
- 239000001301 oxygen Substances 0.000 claims description 23
- 229910052760 oxygen Inorganic materials 0.000 claims description 23
- 239000012528 membrane Substances 0.000 claims description 21
- 239000003792 electrolyte Substances 0.000 claims description 12
- 239000002826 coolant Substances 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 description 23
- 239000003054 catalyst Substances 0.000 description 18
- 239000007787 solid Substances 0.000 description 18
- 239000000498 cooling water Substances 0.000 description 14
- 230000006837 decompression Effects 0.000 description 10
- 239000012530 fluid Substances 0.000 description 10
- 239000005518 polymer electrolyte Substances 0.000 description 9
- -1 hydrogen ions Chemical class 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 229920005597 polymer membrane Polymers 0.000 description 5
- 239000012466 permeate Substances 0.000 description 4
- 229920006254 polymer film Polymers 0.000 description 4
- 239000000446 fuel Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000008400 supply water Substances 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920002943 EPDM rubber Polymers 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- 229920000800 acrylic rubber Polymers 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229920005549 butyl rubber Polymers 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229920005560 fluorosilicone rubber Polymers 0.000 description 1
- UQSQSQZYBQSBJZ-UHFFFAOYSA-N fluorosulfonic acid Chemical compound OS(F)(=O)=O UQSQSQZYBQSBJZ-UHFFFAOYSA-N 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000003014 ion exchange membrane Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Description
14…純水供給機構 16…水循環機構
18、102…水素側気液分離器 20…水素除湿器
22…コントローラ 24…単位セル
38…電解用電源 42…電解質膜・電極構造体
44…アノード側セパレータ 46…カソード側セパレータ
48…固体高分子電解質膜 50…アノード側給電体
52…カソード側給電体 56…水供給連通孔
58…排出連通孔 60…水素連通孔
64、68…流路 72…循環配管
73…熱交換器 78…酸素側気液分離器
80…戻り配管 86a…冷却水供給配管
86b…冷却水排出配管 88…高圧水素配管
88a…脱圧配管 89…脱圧用バルブ
90…ドライ水素配管 91…背圧弁
92…ドレン配管 94…排水用バルブ
104…冷却器 106…戻し配管
108…開閉弁
Claims (3)
- 電解質膜の両側に給電体が設けられ、前記給電体間に電解電圧を印加することにより、水を電気分解してアノード側に酸素を発生させるとともに、カソード側に前記酸素よりも高圧な水素を発生させる高圧水電解装置の運転停止方法であって、
前記給電体間に対する前記電解電圧の印加を停止する工程と、
前記電解電圧の印加を停止した状態で、前記高圧水電解装置内に電解運転時よりも低温の冷却用媒体を供給することにより、該高圧水電解装置を冷却する工程と、
前記高圧水電解装置が冷却された状態で、少なくとも前記カソード側の減圧を行う工程と、
を有することを特徴とする高圧水電解装置の運転停止方法。 - 請求項1記載の運転停止方法において、前記水を前記高圧水電解装置に循環させる循環配管を備え、前記循環配管に配置された熱交換器により冷却された前記水を、前記冷却用媒体として前記アノード側に供給することにより、前記高圧水電解装置を冷却することを特徴とする高圧水電解装置の運転停止方法。
- 請求項1記載の運転停止方法において、前記カソード側に発生した前記水素に含まれる水分を気液分離する気液分離器を備え、前記気液分離器に貯留される水を、前記冷却用媒体として前記カソード側に供給することにより、前記高圧水電解装置を冷却することを特徴とする高圧水電解装置の運転停止方法。
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JP2010212144A JP5490654B2 (ja) | 2010-09-22 | 2010-09-22 | 高圧水電解装置の運転停止方法 |
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JP2010212144A JP5490654B2 (ja) | 2010-09-22 | 2010-09-22 | 高圧水電解装置の運転停止方法 |
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JP2012067343A JP2012067343A (ja) | 2012-04-05 |
JP5490654B2 true JP5490654B2 (ja) | 2014-05-14 |
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JP2010212144A Expired - Fee Related JP5490654B2 (ja) | 2010-09-22 | 2010-09-22 | 高圧水電解装置の運転停止方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101713494B1 (ko) * | 2015-09-18 | 2017-03-07 | 전주대학교 산학협력단 | 전기화학적 수소압축기를 이용한 수소기체 수분제거장치 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6599937B2 (ja) | 2017-07-19 | 2019-10-30 | 本田技研工業株式会社 | 水電解システム及びその運転停止方法 |
JP6972888B2 (ja) * | 2017-10-13 | 2021-11-24 | 株式会社豊田中央研究所 | 水素製造装置 |
JP7129941B2 (ja) * | 2019-04-12 | 2022-09-02 | 日立造船株式会社 | 水電解装置の性能回復方法及び水電解装置 |
JP7520758B2 (ja) | 2021-03-18 | 2024-07-23 | 株式会社東芝 | 電気化学装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5558383A (en) * | 1978-10-24 | 1980-05-01 | Asahi Glass Co Ltd | Stopping method for electrolytic cell of cation exchange membrane method |
JP2003013269A (ja) * | 2001-07-03 | 2003-01-15 | Norio Kihara | 酸素供給装置および酸素供給方法 |
JP2003293179A (ja) * | 2002-04-09 | 2003-10-15 | Fuji Electric Co Ltd | 水電解装置とその運転方法 |
JP3766893B2 (ja) * | 2002-05-30 | 2006-04-19 | 日立造船株式会社 | 固体高分子型水電解槽を用いた水素供給装置 |
JP5061140B2 (ja) * | 2009-02-19 | 2012-10-31 | 本田技研工業株式会社 | 水電解システムの運転停止方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101713494B1 (ko) * | 2015-09-18 | 2017-03-07 | 전주대학교 산학협력단 | 전기화학적 수소압축기를 이용한 수소기체 수분제거장치 |
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JP2012067343A (ja) | 2012-04-05 |
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