JP2010238495A - 燃料電池システムおよび燃料電池システムを搭載する電動車両 - Google Patents
燃料電池システムおよび燃料電池システムを搭載する電動車両 Download PDFInfo
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- 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
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Abstract
【解決手段】燃料ガスと酸化剤ガスとの電気化学反応により発電する燃料電池と、燃料ガスの漏洩を判定する制御部と、を備える燃料電池システムであって、制御部は、燃料電池の電圧を始動電圧から開回路電圧よりも低い運転電圧まで上昇させて燃料電池を始動する始動手段と、燃料電池の始動の際に、燃料電池の電圧が運転電圧に達する前に燃料ガスの漏洩を判定する漏洩判定手段と、を有すること、を特徴とする。
【選択図】図4
Description
Claims (9)
- 燃料ガスと酸化剤ガスとの電気化学反応により発電する燃料電池と、
燃料ガスの漏洩を判定する制御部と、を備える燃料電池システムであって、
制御部は、
燃料電池の電圧を始動電圧から開回路電圧よりも低い運転電圧まで上昇させて燃料電池を始動する始動手段と、
燃料電池の始動の際に、燃料電池の電圧が運転電圧に達する前に燃料ガスの漏洩を判定する漏洩判定手段と、を有すること、
を特徴とする燃料電池システム。 - 請求項1に記載の燃料電池システムであって、
燃料電池の燃料極に燃料ガスを供給する燃料ガス供給手段と、
燃料電池の酸化剤極に酸化剤ガスを供給する酸化剤ガス供給手段と、を備え、
始動手段は、燃料ガス供給手段によって燃料電池の燃料極に燃料ガスを供給した後、酸化剤ガス供給手段によって酸化剤ガスを酸化剤極に供給して燃料電池の電圧を上昇させ、
漏洩判定手段は、燃料ガスを供給した後、酸化剤ガスの供給開始までの間に燃料ガスの漏洩の判定を行うこと、
を特徴とする燃料電池システム。 - 請求項2に記載の燃料電池システムであって、
燃料ガス供給手段は、燃料ガス供給流路と燃料ガス供給流路に設けられた燃料供給弁を含み、
燃料電池の燃料極から反応後の燃料ガスを排出するガス排出流路と、
ガス排出流路に設けられたガス排出弁と、
燃料供給弁よりも燃料極側でガス排出弁よりも燃料極側にある燃料ガス流路の圧力を検出する圧力センサと、を備え、
漏洩判定手段は、
燃料供給弁とガス排出弁とを閉止し、圧力センサによって検出した圧力低下割合によって燃料ガスの漏洩を判定すること、
を特徴とする燃料電池システム。 - 請求項1から3に記載の燃料電池システムを搭載する電動車両。
- 燃料ガスと酸化剤ガスとの電気化学反応により発電する燃料電池と、
燃料電池の燃料極に燃料ガスを供給する燃料ガス供給手段と、
燃料電池の酸化剤極に酸化剤ガスを供給する酸化剤ガス供給手段と、
燃料ガスの漏洩を判定する制御部と、を備える燃料電池システムであって、
制御部は、
燃料電池の始動電圧が開回路電圧よりも低く、開回路電圧より低い運転電圧よりも高い場合、始動の際に燃料電池の電圧を始動電圧から運転電圧まで低下させ、燃料ガス供給手段によって燃料電池の燃料極に燃料ガスを供給した後、酸化剤ガス供給手段によって酸化剤ガスを酸化剤極に供給して燃料電池を始動させる始動手段と、
燃料ガスを供給した後、酸化剤ガスの供給開始までの間に燃料ガスの漏洩を判定する漏洩判定手段と、
を備えることを特徴とする燃料電池システム。 - 請求項5に記載の燃料電池システムであって、
燃料ガス供給手段は、燃料ガス供給流路と燃料ガス供給流路に設けられた燃料供給弁を含み、
燃料電池の燃料極から反応後の燃料ガスを排出するガス排出流路と、
ガス排出流路に設けられたガス排出弁と、
燃料供給弁よりも燃料極側でガス排出弁よりも燃料極側にある燃料ガス流路の圧力を検出する圧力センサと、を備え、
漏洩判定手段は、
燃料電池の始動の際に、燃料供給弁とガス排出弁とを閉止し、圧力センサによって検出した第1の圧力低下割合と燃料電池の出力電流から推定した燃料ガスの消費量に基づく第2の圧力低下割合とによって燃料ガスの漏洩を判定すること、
を特徴とする燃料電池システム。 - 請求項6に記載の燃料電池システムであって、
漏洩判定手段は、第1の圧力低下割合から第2の圧力低下割合を差し引いて第3の圧力低下割合を計算し、第3の圧力低下割合が第1の閾値以上であった場合に漏洩と判定すること、
を特徴とする燃料電池システム。 - 請求項7に記載の燃料電池システムであって、
漏洩判定手段は、第1の圧力低下割合が第1の閾値よりも大きい第2の閾値以上であった場合に漏洩と判定すること、
を特徴とする燃料電池システム。 - 請求項5から8に記載の燃料電池システムを搭載する電動車両。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009084637A JP4893772B2 (ja) | 2009-03-31 | 2009-03-31 | 燃料電池システム |
PCT/IB2010/000558 WO2010112996A1 (en) | 2009-03-31 | 2010-03-18 | Fuel cell system, control method for the fuel cell system, and electric vehicle equipped with the fuel cell system |
CN201080014469.0A CN102369621B (zh) | 2009-03-31 | 2010-03-18 | 燃料电池系统、用于该燃料电池系统的控制方法以及配备有该燃料电池系统的电动车辆 |
DE112010001449.3T DE112010001449B4 (de) | 2009-03-31 | 2010-03-18 | Brennstoffzellensystem, Regelverfahren für ein Brennstoffzellensystem und Elektrofahrzeug, das mit dem Brennstoffzellensystem ausgestattet ist |
US13/258,636 US9853313B2 (en) | 2009-03-31 | 2010-03-18 | Fuel cell system, control method for the fuel cell system, and electric vehicle equipped with the fuel cell system |
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JP2009084637A JP4893772B2 (ja) | 2009-03-31 | 2009-03-31 | 燃料電池システム |
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JP2010238495A true JP2010238495A (ja) | 2010-10-21 |
JP2010238495A5 JP2010238495A5 (ja) | 2011-03-24 |
JP4893772B2 JP4893772B2 (ja) | 2012-03-07 |
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US (1) | US9853313B2 (ja) |
JP (1) | JP4893772B2 (ja) |
CN (1) | CN102369621B (ja) |
DE (1) | DE112010001449B4 (ja) |
WO (1) | WO2010112996A1 (ja) |
Cited By (3)
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JP2013171737A (ja) * | 2012-02-21 | 2013-09-02 | Honda Motor Co Ltd | 燃料電池システムの漏れ異常判定方法 |
DE102015119100A1 (de) | 2014-11-13 | 2016-05-19 | Toyota Jidosha Kabushiki Kaisha | Brennstoffzellensystem und Verfahren zum Erfassen eines Wasserstoffgaslecks |
JP2017152134A (ja) * | 2016-02-23 | 2017-08-31 | 本田技研工業株式会社 | 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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DE102012005690B4 (de) * | 2012-03-21 | 2015-03-05 | Audi Ag | Verfahren und Anordnung zum Betreiben eines Brennstoffzellensystems |
WO2015127133A1 (en) * | 2014-02-19 | 2015-08-27 | Ballard Material Products, Inc. | Use of neural network and eis signal analysis to quantify h2 crossover in-situ in operating pem cells |
KR101755805B1 (ko) * | 2015-07-09 | 2017-07-07 | 현대자동차주식회사 | 수소연료전지 차량의 수소탱크 내 리크 감지 장치 및 방법 |
DE102015225600A1 (de) * | 2015-12-17 | 2017-06-22 | Robert Bosch Gmbh | Verfahren zur Diagnose einer Leckage sowie Brennstoffzellensystem |
JP6376184B2 (ja) * | 2016-07-21 | 2018-08-22 | トヨタ自動車株式会社 | 燃料電池システムおよび車両 |
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JP6531747B2 (ja) * | 2016-11-16 | 2019-06-19 | トヨタ自動車株式会社 | 燃料ガス貯蔵供給システム |
KR102399476B1 (ko) * | 2017-05-23 | 2022-05-17 | 현대자동차주식회사 | 연료전지의 시동 제어방법 및 시스템 |
US10777831B2 (en) | 2017-11-28 | 2020-09-15 | Toyota Motor Engineering & Manufacturing North America, Inc. | Equation based cooling system control strategy/method |
US11094950B2 (en) | 2017-11-28 | 2021-08-17 | Toyota Motor Engineering & Manufacturing North America, Inc. | Equation based state estimator for cooling system controller |
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US10916788B2 (en) | 2019-01-31 | 2021-02-09 | Toyota Jidosha Kabushiki Kaisha | Hydrogen supply system low pressure state estimator |
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JP7176032B2 (ja) * | 2021-03-26 | 2022-11-21 | 本田技研工業株式会社 | 燃料電池システム |
DE102022200627A1 (de) | 2022-01-20 | 2023-07-20 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zum Betreiben eines Brennstoffzellensystems, Steuergerät |
CN115020762A (zh) * | 2022-06-01 | 2022-09-06 | 广东国鸿氢能科技股份有限公司 | 一种燃料电池堆测试方法 |
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JP2013171737A (ja) * | 2012-02-21 | 2013-09-02 | Honda Motor Co Ltd | 燃料電池システムの漏れ異常判定方法 |
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Also Published As
Publication number | Publication date |
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CN102369621B (zh) | 2014-10-29 |
DE112010001449T5 (de) | 2013-07-11 |
US9853313B2 (en) | 2017-12-26 |
JP4893772B2 (ja) | 2012-03-07 |
WO2010112996A1 (en) | 2010-10-07 |
US20120015268A1 (en) | 2012-01-19 |
CN102369621A (zh) | 2012-03-07 |
DE112010001449B4 (de) | 2018-02-15 |
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