KR101085505B1 - 연료전지시스템 - Google Patents
연료전지시스템 Download PDFInfo
- Publication number
- KR101085505B1 KR101085505B1 KR1020107001858A KR20107001858A KR101085505B1 KR 101085505 B1 KR101085505 B1 KR 101085505B1 KR 1020107001858 A KR1020107001858 A KR 1020107001858A KR 20107001858 A KR20107001858 A KR 20107001858A KR 101085505 B1 KR101085505 B1 KR 101085505B1
- Authority
- KR
- South Korea
- Prior art keywords
- fuel cell
- temperature
- time
- scavenging
- insufficient
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000000446 fuel Substances 0.000 title claims abstract description 149
- 230000002000 scavenging effect Effects 0.000 claims abstract description 102
- 238000000034 method Methods 0.000 claims description 37
- 239000003507 refrigerant Substances 0.000 claims description 11
- 238000005259 measurement Methods 0.000 abstract description 16
- 238000010408 sweeping Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 28
- 230000001590 oxidative effect Effects 0.000 description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 9
- 239000002737 fuel gas Substances 0.000 description 9
- 239000001257 hydrogen Substances 0.000 description 7
- 229910052739 hydrogen Inorganic materials 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000010248 power generation Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 5
- 239000002826 coolant Substances 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000003487 electrochemical reaction Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000002847 impedance measurement Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000010926 purge Methods 0.000 description 3
- 150000002431 hydrogen Chemical class 0.000 description 2
- 239000005518 polymer electrolyte Substances 0.000 description 2
- 239000012495 reaction gas Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000009279 wet oxidation reaction Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003014 ion exchange membrane Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
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- H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
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- H01M8/0485—Humidity; Water content of the electrolyte
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- B60L3/0053—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to fuel cells
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- Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
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Abstract
Description
도 2는 제 1 실시형태에 관한 시스템 정지 시의 처리 플로우를 나타내는 플로우차트,
도 3은 제 1 실시형태에 관한 시스템 시동 시의 처리 플로우를 나타내는 플로우차트,
도 4는 제 2 실시형태에 관한 연료전지시스템의 구성도,
도 5는 제 2 실시형태에 관한 시스템 정지 시의 처리 플로우를 나타내는 플로우차트,
도 6은 제 3 실시형태에 관한 연료전지시스템의 구성도,
도 7은 제 3 실시형태에 관한 시스템 정지 시의 처리 플로우를 나타내는 플로우차트이다.
Claims (6)
- 저온 시동 시, 연료전지의 관련 온도가 기준 온도에 도달할 때까지 난기운전을 행하는 연료전지시스템에 있어서,
시스템 시동 시에 저온 시동해야 할지의 여부를 판정하는 제 1 판정수단과,
전회의 시스템 정지 시에 실시된 소기처리가 불충분하였는지의 여부를 판정하는 제 2 판정수단과,
상기 각 판정수단에 의해, 저온 시동해야 하고, 또한, 전회의 시스템 정지 시에 실시된 소기처리가 불충분하였다고 판정된 경우에는, 상기 연료전지의 관련 온도가, 상기 기준 온도보다 높은 목표 온도에 도달할 때까지 난기운전을 계속하는 운전제어수단과,
시스템 정지 시에 소기처리를 행하는 소기수단을 구비하는 것을 특징으로 하는 연료전지시스템. - 제 1항에 있어서,
상기 운전제어수단은, 상기 난기운전을 종료한 후에 통상 운전으로 이행하고,
상기 난기운전은, 상기 통상 운전에 비하여 전력손실이 큰 저효율 운전인 것을 특징으로 하는 연료전지시스템. - 제 1항 또는 제 2항에 있어서,
시스템 정지 시의 상기 연료전지의 임피던스를 측정하는 임피던스 측정수단을 더 구비하고,
상기 제 2 판정수단은, 전회 시스템 정지 시에 측정된 상기 연료전지의 임피던스에 의거하여, 상기 소기처리가 불충분하였는지의 여부를 판정하는 것을 특징으로 하는 연료전지시스템. - 제 1항 또는 제 2항에 있어서,
상기 시스템 정지 시의 소기시간을 측정하는 소기시간 측정수단을 더 구비하고,
상기 제 2 판정수단은, 전회 시스템 정지 시에 측정된 상기 소기시간에 의거하여, 상기 소기처리가 불충분하였는지의 여부를 판정하는 것을 특징으로 하는 연료전지시스템. - 제 1항 또는 제 2항에 있어서,
시스템 정지 시의 상기 연료전지의 잔수량을 추정하는 추정수단을 더 구비하고,
상기 제 2 판정수단은, 전회 시스템 정지 시에 추정된 상기 연료전지의 잔수량에 의거하여, 상기 소기처리가 불충분하였는지의 여부를 판정하는 것을 특징으로 하는 연료전지시스템. - 제 1항에 있어서,
상기 연료전지의 관련 온도는, 외기 온도, 연료전지 주변의 부품 온도, 연료전지의 냉매 온도 중 적어도 어느 하나를 포함하고,
상기 제 1 판정수단은, 상기 연료전지의 관련 온도에 의거하여 저온 시동해야 할지의 여부를 판정하는 것을 특징으로 하는 연료전지시스템.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JP2007197401A JP5056239B2 (ja) | 2007-07-30 | 2007-07-30 | 燃料電池システム |
JPJP-P-2007-197401 | 2007-07-30 | ||
PCT/JP2008/063625 WO2009017140A1 (ja) | 2007-07-30 | 2008-07-23 | 燃料電池システム |
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KR20100025012A KR20100025012A (ko) | 2010-03-08 |
KR101085505B1 true KR101085505B1 (ko) | 2011-11-23 |
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KR1020107001858A Expired - Fee Related KR101085505B1 (ko) | 2007-07-30 | 2008-07-23 | 연료전지시스템 |
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US (1) | US20100209791A1 (ko) |
JP (1) | JP5056239B2 (ko) |
KR (1) | KR101085505B1 (ko) |
CN (1) | CN101772854B (ko) |
DE (1) | DE112008001996T5 (ko) |
WO (1) | WO2009017140A1 (ko) |
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JP5741320B2 (ja) * | 2011-08-22 | 2015-07-01 | 日産自動車株式会社 | 燃料電池システム |
JP5454556B2 (ja) * | 2011-11-22 | 2014-03-26 | トヨタ自動車株式会社 | 燃料電池システム、および、燃料電池システムの制御方法 |
EP2945212B8 (en) * | 2013-01-09 | 2018-07-25 | Nissan Motor Co., Ltd | Fuel cell system and control method therefor |
CN104900895B (zh) * | 2015-04-15 | 2017-05-17 | 成都国佳电气工程有限公司 | 一种燃料电池控制系统和燃料电池系统冷启动控制方法 |
DE102018212881A1 (de) * | 2018-08-02 | 2020-02-06 | Audi Ag | Versorgungseinrichtung mit einer Brennstoffzelleneinrichtung und einer Batterie, Brennstoffzellenfahrzeug sowie Verfahren zum Starten einer Versorgungseinrichtung |
JP7298547B2 (ja) | 2020-05-28 | 2023-06-27 | トヨタ自動車株式会社 | 燃料電池システム |
CN114335617B (zh) * | 2020-09-30 | 2023-10-24 | 北京亿华通科技股份有限公司 | 一种燃料电池系统停机吹扫的自适应控制方法 |
CN112670541A (zh) * | 2020-12-24 | 2021-04-16 | 新源动力股份有限公司 | 一种燃料电池低温启动过程膜电极结冰的判断方法、系统及存储介质 |
CN115332582B (zh) * | 2022-10-17 | 2023-01-31 | 北京亿华通科技股份有限公司 | 一种燃料电池低温启动控制系统 |
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JP5056239B2 (ja) | 2012-10-24 |
US20100209791A1 (en) | 2010-08-19 |
DE112008001996T5 (de) | 2010-06-02 |
KR20100025012A (ko) | 2010-03-08 |
JP2009032610A (ja) | 2009-02-12 |
CN101772854B (zh) | 2013-01-23 |
WO2009017140A1 (ja) | 2009-02-05 |
CN101772854A (zh) | 2010-07-07 |
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