JP7027441B2 - エネルギー変換器システム内の漏れを検知するための方法 - Google Patents
エネルギー変換器システム内の漏れを検知するための方法 Download PDFInfo
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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
- H01M8/04298—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
- H01M8/04664—Failure or abnormal function
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N7/00—Analysing materials by measuring the pressure or volume of a gas or vapour
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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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- 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
- H01M8/04201—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
- H01M8/04298—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
- H01M8/0438—Pressure; Ambient pressure; Flow
- H01M8/04388—Pressure; Ambient pressure; Flow of anode reactants at the inlet or inside the fuel cell
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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
- H01M8/04298—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
- H01M8/0438—Pressure; Ambient pressure; Flow
- H01M8/04425—Pressure; Ambient pressure; Flow at auxiliary devices, e.g. reformers, compressors, burners
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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
- H01M8/04298—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
- H01M8/0438—Pressure; Ambient pressure; Flow
- H01M8/04432—Pressure differences, e.g. between anode and cathode
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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
- H01M8/04298—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
- H01M8/04537—Electric variables
- H01M8/04574—Current
- H01M8/04582—Current of the individual fuel cell
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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
- H01M8/04298—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
- H01M8/04537—Electric variables
- H01M8/04574—Current
- H01M8/04589—Current of fuel cell stacks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/60—Specific applications or type of materials
- G01N2223/647—Specific applications or type of materials leak detection
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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
- H01M8/10—Fuel cells with solid electrolytes
- H01M2008/1095—Fuel cells with polymeric electrolytes
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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
- H01M8/04231—Purging of the reactants
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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
- Y02E60/50—Fuel cells
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Description
b.前記エネルギー変換器システムの出力量を測定し、前記エネルギー変換器システムの前記出力量を前提に、前記エネルギー変換器システム内でのガス所要量を算出するステップ、
c.前記圧力調整器の測定した前記入口圧と前記圧力調整器の測定した前記出口圧とを前提に、前記圧力調整器を貫流する第1の算出貫流量を特定するステップ、
d.前記ガス所要量を前提に、前記圧力調整器を貫流する第2の算出貫流量を特定するステップ、
e.前記第1の算出貫流量と前記第2の算出貫流量とから第1の比較値を形成することによって、前記第1の算出貫流量を前記第2の算出貫流量と比較するステップ、
f.第1の制限値を特定し、前記第1の比較値の量が前記第1の制限値よりも大きい場合にエラー信号を発生させるステップ。
2 燃料電池システム
3 圧力調整器
4 ガス配量弁
5 アノード
7 カソード
10 圧力調整器の入口圧
12 圧力調整器の出口圧
14 同期性
16 エネルギー変換器システムの出力量
18 パージ流
20 第1の算出貫流量
22 第2の算出貫流量
24 第1の比較値
26 第1の制限値
28 第2の比較値
30 第2の制限値
32 エラー信号
Claims (9)
- 燃料としてのガスを含んでいるエネルギー変換器システム(1)内の漏れを検知するための方法であって、前記エネルギー変換器システム(1)内のガス圧を調整するために圧力調整器(3)を使用し、前記圧力調整器(3)が、パルス幅変調により制御されるガス配量弁(4)を有し、前記パルス幅変調が、前記圧力調整器(3)の入り口圧(10)および出口圧(12)の測定と同期性(14)を有する前記方法において、
a.前記圧力調整器(3)の入口圧(10)を測定し、前記圧力調整器(3)の出口圧(12)を測定するステップと、
b.前記エネルギー変換器システム(1)の出力量(16)を測定し、前記エネルギー変換器システム(1)の前記出力量(16)を前提に、前記エネルギー変換器システム(1)内でのガス所要量を算出するステップと、
c.前記圧力調整器(3)の測定した前記入口圧(10)と、前記圧力調整器(3)の測定した前記出口圧(12)と、前記同期性(14)とを前提に、前記圧力調整器(3)を貫流する第1の算出貫流量(20)を特定するステップと、
d.前記ガス所要量を前提に、前記圧力調整器(3)を貫流する第2の算出貫流量(22)を特定するステップと、
e.前記第1の算出貫流量(20)と前記第2の算出貫流量(22)とから第1の比較値(24)を形成することによって、前記第1の算出貫流量(20)を前記第2の算出貫流量(22)と比較するステップと、
f.第1の制限値(26)を特定し、前記第1の比較値(24)の量が前記第1の制限値(26)よりも大きい場合にエラー信号(32)を発生させるステップと、
を含んでいる方法。 - 前記エネルギー変換器システム(1)が、アノード(5)とカソード(7)とを含んでいる少なくとも1つの燃料電池を含み、前記ガスが水素を含んでいることを特徴とする、請求項1に記載の方法。
- 前記出力量(16)が、前記エネルギー変換器システム(1)から発生した電流であることを特徴とする、請求項1または2に記載の方法。
- 前記圧力調整器(3)の前記出口圧(12)が前記燃料電池のアノード圧に対応していることを特徴とする、請求項2に記載の方法。
- 前記圧力調整器(3)の前記入口圧(10)が5バールないし30バールであることを特徴とする、請求項1から4までのいずれか一項に記載の方法。
- 前記ステップb)での前記ガス所要量が、前記エネルギー変換器システム(1)の前記出力量(16)を前提に算出されるガス消費量と、パージ流(18)とを含んでいることを特徴とする、請求項1から5までのいずれか一項に記載の方法。
- 前記第1の制限値(26)が、前記燃料電池の前記アノード圧、カソード圧、および/または、型式特有のパラメータの関数であることを特徴とする、請求項4に記載の方法。
- 前記第1の比較値(24)が、前記第1の算出貫流量(20)と前記第2の算出貫流量(22)との間の差であることを特徴とする、請求項1から7までのいずれか一項に記載の方法。
- 第2の制限値(30)を特定し、前記第1の比較値(24)をタイムインターバルにわたって検出し、前記タイムインターバルにわたって検出した前記第1の比較値(24)から第2の比較値(28)を形成し、前記ステップf)での前記エラー信号(32)の発生を、前記第2の比較値(28)の量が前記第2の制限値(30)よりも大きい場合だけ実施することを特徴とする、請求項1から8までのいずれか一項に記載の方法。
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DE102017204202.8A DE102017204202A1 (de) | 2017-03-14 | 2017-03-14 | Verfahren zur Erkennung einer Leckage in einem Energiewandler-System |
DE102017204202.8 | 2017-03-14 | ||
PCT/EP2018/053654 WO2018166734A1 (de) | 2017-03-14 | 2018-02-14 | Verfahren zur erkennung einer leckage in einem energiewandler-system |
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JP2020510293A JP2020510293A (ja) | 2020-04-02 |
JP7027441B2 true JP7027441B2 (ja) | 2022-03-01 |
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US (1) | US11482718B2 (ja) |
EP (1) | EP3596770B1 (ja) |
JP (1) | JP7027441B2 (ja) |
KR (1) | KR102588229B1 (ja) |
CN (1) | CN110651390B (ja) |
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US11251447B2 (en) * | 2020-02-12 | 2022-02-15 | GM Global Technology Operations LLC | Process and system for detecting low-level fuel injector leakage in a fuel cell system |
CN112054230B (zh) * | 2020-09-15 | 2022-02-08 | 上海燃料电池汽车动力系统有限公司 | 一种用于氢燃料电池排水排气装置的故障诊断方法及系统 |
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JP2007165237A (ja) | 2005-12-16 | 2007-06-28 | Toyota Motor Corp | 燃料電池システム及び移動体 |
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JP4033376B2 (ja) * | 2001-11-14 | 2008-01-16 | 本田技研工業株式会社 | 燃料供給装置 |
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DE10314024B4 (de) * | 2003-03-28 | 2005-09-22 | Bopp & Reuther Messtechnik Gmbh | Vorrichtung und Verfahren zum Bestimmen eines Fluidstroms |
CA2549151A1 (en) * | 2003-12-22 | 2005-07-07 | Greenlight Power Technologies, Inc. | Controlled process gas pressure decay at shut down |
JP2005257340A (ja) * | 2004-03-09 | 2005-09-22 | Toyota Motor Corp | 高圧タンクシステムのガス漏れ検出装置 |
US7341074B2 (en) | 2005-05-19 | 2008-03-11 | Gm Global Technology Operations, Inc. | Multi-stage pressure regulator |
JP5070685B2 (ja) * | 2005-07-27 | 2012-11-14 | トヨタ自動車株式会社 | 燃料電池システム、ガス漏れ検知装置およびガス漏れ検知方法 |
JP4806989B2 (ja) * | 2005-07-27 | 2011-11-02 | トヨタ自動車株式会社 | 燃料電池システム |
CN101356680B (zh) * | 2006-01-06 | 2011-09-28 | 丰田自动车株式会社 | 燃料电池系统及其运行停止方法 |
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- 2017-03-14 DE DE102017204202.8A patent/DE102017204202A1/de not_active Withdrawn
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- 2018-02-14 CN CN201880031987.XA patent/CN110651390B/zh active Active
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Patent Citations (3)
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JP2006179469A (ja) | 2004-11-29 | 2006-07-06 | Toyota Motor Corp | ガス漏れ検知装置および燃料電池システム |
JP2006294255A (ja) | 2005-04-05 | 2006-10-26 | Toyota Motor Corp | 燃料電池システム及び該燃料電池システムのガス漏れ検出方法 |
JP2007165237A (ja) | 2005-12-16 | 2007-06-28 | Toyota Motor Corp | 燃料電池システム及び移動体 |
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WO2018166734A1 (de) | 2018-09-20 |
US20210119233A1 (en) | 2021-04-22 |
CN110651390A (zh) | 2020-01-03 |
EP3596770B1 (de) | 2021-04-07 |
EP3596770A1 (de) | 2020-01-22 |
KR20190128194A (ko) | 2019-11-15 |
KR102588229B1 (ko) | 2023-10-13 |
US11482718B2 (en) | 2022-10-25 |
CN110651390B (zh) | 2023-04-11 |
DE102017204202A1 (de) | 2018-09-20 |
JP2020510293A (ja) | 2020-04-02 |
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