JP2021103643A - 燃料電池システム及び運転方法 - Google Patents
燃料電池システム及び運転方法 Download PDFInfo
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- 239000000446 fuel Substances 0.000 title claims abstract description 92
- 238000011017 operating method Methods 0.000 title abstract description 3
- 239000007789 gas Substances 0.000 claims abstract description 119
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 62
- 239000007787 solid Substances 0.000 claims abstract description 54
- 239000002737 fuel gas Substances 0.000 claims abstract description 29
- 238000003487 electrochemical reaction Methods 0.000 claims abstract description 5
- 230000005611 electricity Effects 0.000 claims abstract 2
- 238000010248 power generation Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 10
- 238000010586 diagram Methods 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 7
- 239000003054 catalyst Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 230000006866 deterioration Effects 0.000 description 3
- 230000001172 regenerating effect Effects 0.000 description 3
- 239000006200 vaporizer Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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- H—ELECTRICITY
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- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
- H01M8/04119—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
- H01M8/04126—Humidifying
- H01M8/04141—Humidifying by water containing exhaust gases
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- H01M8/00—Fuel cells; Manufacture thereof
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- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04014—Heat exchange using gaseous fluids; Heat exchange by combustion of reactants
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- H01M8/00—Fuel cells; Manufacture thereof
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- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
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- H—ELECTRICITY
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- H01M8/00—Fuel cells; Manufacture thereof
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- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
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- H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
- H01M8/04119—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
- H01M8/04126—Humidifying
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- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04201—Reactant storage and supply, e.g. means for feeding, pipes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04223—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids during start-up or shut-down; Depolarisation or activation, e.g. purging; Means for short-circuiting defective fuel cells
- H01M8/04228—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids during start-up or shut-down; Depolarisation or activation, e.g. purging; Means for short-circuiting defective fuel cells during shut-down
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- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
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- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
- H01M8/04701—Temperature
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- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
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- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
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- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
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- H01M2008/1293—Fuel cells with solid oxide electrolytes
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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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- General Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fuel Cell (AREA)
Abstract
Description
図1は、本発明の第1の実施の形態に係る燃料電池システムの概念図である。図1に示すように、燃料電池システム1は、固体酸化物形燃料電池(SOFC)2と、水蒸気発生器3と、アノードガス流路4と、カソードガス流路5と、を有して構成される。なお、アノードガス流路4と、カソードガス流路5とを区別せずに、「ガス流路」と称する場合がある。
図7は、第2の実施の形態に係る燃料電池システムの概念図、図8は、第3の実施の形態に係る燃料電池システムの概念図、図9は、第4の実施の形態に係る燃料電池システムの概念図である。
2 :固体酸化物形燃料電池
3 :水蒸気発生器
3a :温度測定器
4 :アノードガス流路
5 :カソードガス流路
6 :再循環ブロア
7 :空気ブロア
8 :再生熱交換器
10 :筐体
11 :筒状部
12 :水蒸気放出管
13 :ヒータ
14 :固定治具
20 :配管
21 :ヒータ層
L1 :アノードガス入口路
L2 :アノードガス出口路
L3 :再循環路
L5 :水供給路
L6 :水蒸気供給路
L7 :カソードガス入口路
L8 :カソードガス出口路
Claims (5)
- アノードガス流路と、
カソードガス流路と、
前記アノードガス流路から燃料ガス、及び、前記カソードガス流路から空気が供給されて電気化学反応により発電する固体酸化物形燃料電池と、
前記固体酸化物形燃料電池を停止した時に、前記燃料ガスと混合する水蒸気を発生させる水蒸気発生器と、を有し、
前記水蒸気発生器は、前記アノードガス流路、或いは、前記カソードガス流路を流れるガスと熱交換可能に配置されることを特徴とする燃料電池システム。 - 前記水蒸気発生器は、前記アノードガス流路の入口側に配置されることを特徴とする請求項1に記載の燃料電池システム。
- 前記固体酸化物形燃料電池の停止後に、前記水蒸気発生器の温度低下を抑制するヒータが設けられていることを特徴とする請求項1又は請求項2に記載の燃料電池システム。
- アノードガス流路から燃料ガス、及び、カソードガス流路から空気を供給して電気化学反応により発電する固体酸化物形燃料電池を停止した時に、前記燃料ガスに水蒸気を混合する燃料電池システムの運転方法であって、
水蒸気発生器を、前記アノードガス流路、或いは、前記カソードガス流路を流れるガスと熱交換可能に配置し、
前記水蒸気発生器を、前記固体酸化物形燃料電池の発電中に、前記ガスとの熱交換により、前記水蒸気を生成可能な温度に維持し、前記固体酸化物形燃料電池の発電を停止したときに、前記水蒸気発生器から前記水蒸気を発生させることを特徴とする燃料電池システムの運転方法。 - 前記水蒸気発生器を、ヒータにより加熱して、前記固体酸化物形燃料電池の停止後、前記水蒸気発生器の温度低下を抑制することを特徴とする請求項4に記載の燃料電池システムの運転方法。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019234465A JP2021103643A (ja) | 2019-12-25 | 2019-12-25 | 燃料電池システム及び運転方法 |
PCT/JP2020/044499 WO2021131513A1 (ja) | 2019-12-25 | 2020-11-30 | 燃料電池システム及び運転方法 |
DE112020004184.0T DE112020004184T5 (de) | 2019-12-25 | 2020-11-30 | Brennstoffzellensystem und Verfahren zum Betreiben |
KR1020227010131A KR20220054835A (ko) | 2019-12-25 | 2020-11-30 | 연료전지 시스템 및 운전 방법 |
CN202080069500.4A CN114586207A (zh) | 2019-12-25 | 2020-11-30 | 燃料电池系统以及运转方法 |
US17/709,582 US20220223888A1 (en) | 2019-12-25 | 2022-03-31 | Fuel cell system and operating method |
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JP2019234465A JP2021103643A (ja) | 2019-12-25 | 2019-12-25 | 燃料電池システム及び運転方法 |
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US (1) | US20220223888A1 (ja) |
JP (1) | JP2021103643A (ja) |
KR (1) | KR20220054835A (ja) |
CN (1) | CN114586207A (ja) |
DE (1) | DE112020004184T5 (ja) |
WO (1) | WO2021131513A1 (ja) |
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DE102021209182A1 (de) * | 2021-08-20 | 2023-02-23 | Robert Bosch Gesellschaft mit beschränkter Haftung | Brennstoffzellenvorrichtung |
CN117553286A (zh) * | 2022-08-05 | 2024-02-13 | 中国石油天然气股份有限公司 | 一种发电过程中联产蒸汽的方法及系统 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006318908A (ja) * | 2005-05-09 | 2006-11-24 | Modine Mfg Co | 一体型熱交換網を有する高温燃料電池システム |
JP2016524303A (ja) * | 2013-07-09 | 2016-08-12 | セレス インテレクチュアル プロパティー カンパニー リミテッド | 向上した燃料電池システムおよび方法 |
JP2018014204A (ja) * | 2016-07-20 | 2018-01-25 | 株式会社デンソー | 燃料電池装置 |
Family Cites Families (5)
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JP2011119055A (ja) * | 2009-12-01 | 2011-06-16 | Kansai Electric Power Co Inc:The | 固体酸化物形燃料電池とその運転方法 |
EP2712011B1 (en) * | 2011-05-18 | 2016-10-12 | Toto Ltd. | Solid oxide type fuel battery cell and method for fabricating solid oxide type fuel battery cell |
JP2013157134A (ja) * | 2012-01-27 | 2013-08-15 | Nissan Motor Co Ltd | 固体酸化物型燃料電池システム |
WO2018141822A1 (en) * | 2017-01-31 | 2018-08-09 | Htceramix S.A. | Method and system for producing hydrogen, electricity and co-production |
WO2019172337A1 (ja) * | 2018-03-07 | 2019-09-12 | 大阪瓦斯株式会社 | 燃料電池システム及び燃料電池システムの運転方法 |
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2019
- 2019-12-25 JP JP2019234465A patent/JP2021103643A/ja active Pending
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2020
- 2020-11-30 WO PCT/JP2020/044499 patent/WO2021131513A1/ja active Application Filing
- 2020-11-30 DE DE112020004184.0T patent/DE112020004184T5/de active Pending
- 2020-11-30 CN CN202080069500.4A patent/CN114586207A/zh active Pending
- 2020-11-30 KR KR1020227010131A patent/KR20220054835A/ko unknown
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2022
- 2022-03-31 US US17/709,582 patent/US20220223888A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006318908A (ja) * | 2005-05-09 | 2006-11-24 | Modine Mfg Co | 一体型熱交換網を有する高温燃料電池システム |
JP2016524303A (ja) * | 2013-07-09 | 2016-08-12 | セレス インテレクチュアル プロパティー カンパニー リミテッド | 向上した燃料電池システムおよび方法 |
JP2018014204A (ja) * | 2016-07-20 | 2018-01-25 | 株式会社デンソー | 燃料電池装置 |
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KR20220054835A (ko) | 2022-05-03 |
US20220223888A1 (en) | 2022-07-14 |
CN114586207A (zh) | 2022-06-03 |
WO2021131513A1 (ja) | 2021-07-01 |
DE112020004184T5 (de) | 2022-06-02 |
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