JP2018181496A - 膜電極接合体の検査装置と検査方法 - Google Patents
膜電極接合体の検査装置と検査方法 Download PDFInfo
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- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
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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
- H01M8/04313—Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function
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Abstract
【解決手段】電解質膜Aとカーボンを素材とするアノード側およびカソード側の電極触媒層B1,B2とを少なくとも備えて燃料電池を構成する、膜電極接合体Mの検査装置100であって、膜電極接合体に電圧を印加する電圧印加部10と、電圧の印加によって流れる電流の時刻歴波形を検査時間に亘って測定するとともに、検査時間内での電流の時間積分値を算定し、所定のカーボン劣化率に基づいて設定された電流の時間積分値の閾値と算定された前記電流の時間積分値を比較して該電流の時間積分値が該閾値を超えている場合に検査対象の膜電極接合体Mを不良と判定する、測定演算判定部20と、を備えている。
【選択図】図1
Description
図1は本発明の膜電極接合体の検査装置の実施の形態1の模式図であり、図2は測定演算判定部の内部構成を説明したブロック図である。図示する検査装置100は、電圧印加部10と測定演算判定部20とから大略構成されている。
図5は本発明の膜電極接合体の検査装置の実施の形態2の模式図である。図示する検査装置100Aは、図1で示す検査装置100に対し、除湿部30をさらに備えた装置である。
Claims (4)
- 電解質膜と、カーボン素材のアノード側およびカソード側の電極触媒層と、を少なくとも備えて燃料電池を構成する、膜電極接合体の検査装置であって、
前記膜電極接合体に電圧を印加する電圧印加部と、
電圧の印加によって流れる電流の時刻歴波形を検査時間に亘って測定するとともに、検査時間内での電流の時間積分値を算定し、所定のカーボン劣化率に基づいて設定された電流の時間積分値の閾値と算定された前記電流の時間積分値を比較して該電流の時間積分値が該閾値を超えている場合に検査対象の膜電極接合体を不良と判定する、測定演算判定部と、を備えている膜電極接合体の検査装置。 - 前記検査装置がさらに除湿部を備えている請求項1に記載の膜電極接合体の検査装置。
- 電解質膜と、カーボン素材のアノード側およびカソード側の電極触媒層と、を少なくとも備えて燃料電池を構成する、膜電極接合体の検査方法であって、
前記膜電極接合体に電圧を印加し、
電圧の印加によって流れる電流の時刻歴波形を検査時間に亘って測定し、
検査時間内での電流の時間積分値を算定し、
所定のカーボン劣化率に基づいて設定された電流の時間積分値の閾値と算定された前記電流の時間積分値を比較し、該電流の時間積分値が該閾値を超えている場合に検査対象の膜電極接合体を不良と判定する、膜電極接合体の検査方法。 - 前記膜電極接合体の検査が、相対湿度が低下された乾燥雰囲気下でおこなわれる請求項3に記載の膜電極接合体の検査方法。
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JP2017076267A JP6816616B2 (ja) | 2017-04-06 | 2017-04-06 | 膜電極接合体の検査装置と検査方法 |
US15/937,324 US10534040B2 (en) | 2017-04-06 | 2018-03-27 | Inspection apparatus and inspection method for membrane electrode assembly |
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CN111103100B (zh) * | 2018-10-26 | 2021-08-10 | 中国科学院大连化学物理研究所 | 一种燃料电池膜电极检漏装置及检漏方法 |
US11186198B2 (en) * | 2019-05-31 | 2021-11-30 | Ford Global Technologies, Llc | Methods and systems for vehicle battery cell failure detection and overcharge protection |
KR20210008198A (ko) * | 2019-07-10 | 2021-01-21 | 현대자동차주식회사 | 발전용 연료전지의 막-전극 어셈블리 수명 예측 방법 |
CN110703102A (zh) * | 2019-10-09 | 2020-01-17 | 清华大学 | 燃料电池堆膜电极参数检测方法和检测装置 |
CN110673053B (zh) * | 2019-12-04 | 2020-04-28 | 武汉中极氢能产业创新中心有限公司 | 一种燃料电池双极板巡检接线结构 |
CN112986489B (zh) * | 2019-12-14 | 2022-03-11 | 中国科学院大连化学物理研究所 | 一种阴极开放电堆单池膜电极性能测试装置 |
CN111370737B (zh) * | 2020-02-20 | 2021-06-11 | 浙江锋源氢能科技有限公司 | 一种测试控制方法、装置、存储介质及燃料电池测试系统 |
CN112803048B (zh) * | 2020-12-31 | 2022-11-04 | 上海神力科技有限公司 | 一种基于运行变载工况的燃料电池膜电极弱片筛选方法 |
CN112803049B (zh) * | 2020-12-31 | 2022-09-23 | 上海神力科技有限公司 | 一种基于运行暖机工况的燃料电池膜电极弱片筛选方法 |
CN114159977A (zh) * | 2021-05-21 | 2022-03-11 | 佛山市美的清湖净水设备有限公司 | 电渗析膜堆电极检测方法、装置、净水设备及介质、设备 |
DE102022203782A1 (de) * | 2022-04-14 | 2023-10-19 | Robert Bosch Gesellschaft mit beschränkter Haftung | Herstellungsverfahren und Herstellungssystem zur Herstellung eines Brennstoffzellenstapels |
CN114966334A (zh) * | 2022-04-29 | 2022-08-30 | 中汽创智科技有限公司 | 一种膜电极绝缘性检测装置、方法、设备及存储介质 |
CN116660787A (zh) * | 2023-06-09 | 2023-08-29 | 上海韵量新能源科技有限公司 | 质子交换膜的检测方法、装置、电子设备和介质 |
CN116754630B (zh) * | 2023-08-17 | 2023-11-10 | 蓝固(常州)新能源有限公司 | 一种全固态电池用电解质膜的检测装置及方法 |
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US7179553B2 (en) * | 2002-09-06 | 2007-02-20 | General Motors Corporation | Method for detecting electrical defects in membrane electrode assemblies |
JP2010067531A (ja) | 2008-09-12 | 2010-03-25 | Toyota Motor Corp | 燃料電池システム |
JP5113891B2 (ja) * | 2010-04-30 | 2013-01-09 | アクアエコス株式会社 | オゾン水製造装置、オゾン水製造方法、殺菌方法及び廃水・廃液処理方法 |
JP5858023B2 (ja) | 2013-10-25 | 2016-02-10 | トヨタ自動車株式会社 | 膜電極接合体の耐久性検査装置および耐久性検査方法 |
JP6215808B2 (ja) | 2014-10-10 | 2017-10-18 | トヨタ自動車株式会社 | 燃料電池用電解質膜の検査方法 |
JP6154424B2 (ja) | 2015-04-24 | 2017-06-28 | トヨタ自動車株式会社 | 膜電極接合体の検査方法および検査装置 |
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