JP2016095933A - 燃料電池システムおよび燃料電池搭載車両 - Google Patents
燃料電池システムおよび燃料電池搭載車両 Download PDFInfo
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- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
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- B60L58/32—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling fuel cells for controlling the temperature of fuel cells, e.g. by controlling the electric load
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- 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
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- 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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- H—ELECTRICITY
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- H01M2250/20—Fuel cells in motive systems, e.g. vehicle, ship, plane
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
Description
図1は、燃料電池を搭載した車両を示す説明図である。燃料電池搭載車両10は、燃料電池100と、制御部110(ECU(Electronic Control Unit)とも呼ぶ。)と、スタータースイッチ115と、要求出力検知部120と、速度計125と、二次電池130と、電力分配コントローラ140と、駆動モータ150と、ドライブシャフト160と、動力分配ギア170と、車輪180と、を備える。
図8は、第2の実施形態におけるカソード極からの水素排出の制御フローチャートである。第1の実施形態との違いは、ステップS160の前に、ステップS230を備える点である。ステップS230では、制御部110は、スタータースイッチ115がオンにされてから予め定められた時間(所定時間(t1))を経過したか否かを判断する。第2の実施形態では、所定時間(t1)を、1分としている。スタータースイッチ115がオンにされてから所定時間(t1)を経過した場合には、燃料電池搭載車両10が停止しているか否か(ステップS160)にかかわらず処理をステップS170に移行する。
図10は、第3の実施形態におけるカソード極からの水素排出の制御フローチャートである。第2の実施形態との違いは、ステップS230とステップS160の間に、ステップS240を備える点である。ステップS240では、制御部110は、燃料電池搭載車両10からの要求電力(負荷要求)が予め定められた値以上か否かを判断する。燃料電池搭載車両10からの要求電力が予め定められた値(所定値(P1))以上となる場合としては、例えば、エアコン(図示せず)の消費電力が大きい場合等が上げられる。なお、制御部110は、二次電池130の蓄電量が少ない場合には、所定値(P1)を下げても良い。制御部110は、スタータースイッチ115がオンにされてから所定時間(t1)を経過していなくても、あるいは、燃料電池搭載車両10が停止していても、燃料電池搭載車両10からの要求電力が予め定められた値以上であれば、処理をステップS170にに移行する。
図12は、第4の実施形態におけるカソード極からの水素排出の制御フローチャートである。第1の実施形態では、燃料電池搭載車両10走行を開始してから、燃料電池100のカソード極の水素の排出処理を実行したが、第4の実施形態では、スタータースイッチ115がオンにされてから、燃料電池100のカソード極の水素の排出処理を実行する。ただし、比較例と比較して、ゆっくりと水素の排出処理を行う。
100…燃料電池
101…電解質膜
102…カソード側触媒層
103…アノード側触媒層
104…カソード側ガス流路
105…アノード側ガス流路
110…制御部
115…スタータースイッチ
120…要求出力検知部
125…速度計
130…二次電池
140…電力分配コントローラ
150…駆動モータ
160…ドライブシャフト
170…動力分配ギア
180…車輪
200…燃料ガス供給回路
210…燃料ガスタンク
220…燃料ガス供給管
230…燃料ガス排気管
240…燃料ガス還流管
250…主止弁
260…レギュレータ
280…気液分離器
290…水素ポンプ
300…酸化剤ガス供給回路
310…エアクリーナ
320…ポンプ(エアコンプレッサ)
330…酸化剤ガス供給管
350…大気圧センサ
360…外気温センサ
370…エアフローメータ
380…供給ガス温度センサ
390…供給ガス圧力センサ
400…排ガス回路
410…排ガス管
420…調圧弁
430…燃料ガス排出管
440…排気排水弁
450…酸化剤ガスバイパス管
460…分流弁
500…冷却回路
510…冷却水供給管
515…冷却水排出管
520…ラジエータ管
525…ウォーターポンプ
530…ラジエータ
535…ラジエータファン
540…バイパス管
545…三方弁
Claims (4)
- 燃料電池搭載車両に用いられる燃料電池システムであって、
燃料電池と二次電池とを有する電力供給回路と、
前記燃料電池のカソード極に酸化剤ガスを供給するための酸化剤ガス供給流路と、
前記酸化剤ガス供給流路に設けられ、前記酸化剤ガスを圧縮して前記カソード極に供給するポンプと、
前記ポンプを駆動し、前記カソード極に滞留する水素を希釈する制御部と、
を備え、
前記制御部は、
前記燃料電池搭載車両のスタータースイッチがオフからオンに切り換えられた後、前記燃料電池搭載車両が停止している間、若しくは前記電力供給回路に対する負荷要求が予め定められた値よりも小さい間は、前記ポンプの動作を停止してカソード極への酸化剤ガスの供給を停止し、カソード極に滞留する水素の希釈を禁止する、燃料電池システム。 - 請求項1に記載の燃料電池システムにおいて、
前記制御部は、前記燃料電池搭載車両の前記スタータースイッチがオフからオンに切り換えられた後、予め定められた時間が経過したときには、前記燃料電池搭載車両が走行を開始していなくても、前記カソード極に酸化剤ガスを供給し、前記カソード極に滞留する水素を希釈して前記カソード極から排出する、燃料電池システム。 - 請求項1に記載の燃料電池システムにおいて、
前記制御部は、前記燃料電池搭載車両の前記スタータースイッチがオフからオンに切り換えられた後、前記電力供給回路に対する負荷要求があった時には、前記燃料電池搭載車両が走行を開始していなくても、前記カソード極に酸化剤ガスを供給し、前記カソード極に滞留する水素を希釈して前記カソード極から排出する、燃料電池システム。 - 請求項1〜3のいずれかに記載の燃料電池システムを搭載する燃料電池搭載車両。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
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JP2014229867A JP6206375B2 (ja) | 2014-11-12 | 2014-11-12 | 燃料電池システムおよび燃料電池搭載車両 |
KR1020150156560A KR101812849B1 (ko) | 2014-11-12 | 2015-11-09 | 연료 전지 시스템, 연료 전지 탑재 차량, 및 연소 전지 시스템의 제어 방법 |
CN201510761906.XA CN105591133B (zh) | 2014-11-12 | 2015-11-10 | 燃料电池系统、燃料电池车辆及燃料电池系统的控制方法 |
US14/936,908 US9956885B2 (en) | 2014-11-12 | 2015-11-10 | Fuel cell system, fuel cell vehicle, and control method for fuel cell system |
EP15194116.8A EP3021403B1 (en) | 2014-11-12 | 2015-11-11 | Fuel cell system, fuel cell vehicle, and control method for fuel cell system |
CA2911892A CA2911892C (en) | 2014-11-12 | 2015-11-12 | Fuel cell system, fuel cell vehicle, and control method for fuel cell system |
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JP2014229867A JP6206375B2 (ja) | 2014-11-12 | 2014-11-12 | 燃料電池システムおよび燃料電池搭載車両 |
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JP2016095933A true JP2016095933A (ja) | 2016-05-26 |
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EP (1) | EP3021403B1 (ja) |
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KR (1) | KR101812849B1 (ja) |
CN (1) | CN105591133B (ja) |
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Cited By (2)
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JP2018147614A (ja) * | 2017-03-02 | 2018-09-20 | 三菱自動車工業株式会社 | 燃料電池システム |
JP2019087468A (ja) * | 2017-11-09 | 2019-06-06 | トヨタ自動車株式会社 | 燃料電池システム及びその制御方法 |
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JP6447838B2 (ja) * | 2016-11-21 | 2019-01-09 | トヨタ自動車株式会社 | 燃料電池車両 |
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KR20210060684A (ko) * | 2019-11-15 | 2021-05-27 | 현대자동차주식회사 | 연료전지 차량의 운전 제어시스템 및 제어방법 |
CN110957506B (zh) * | 2019-11-25 | 2021-09-10 | 中国第一汽车股份有限公司 | 一种燃料电池系统及其待机控制方法 |
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JP2007294294A (ja) * | 2006-04-26 | 2007-11-08 | Toyota Industries Corp | 燃料電池の運転制御装置 |
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JP2019087468A (ja) * | 2017-11-09 | 2019-06-06 | トヨタ自動車株式会社 | 燃料電池システム及びその制御方法 |
JP6992420B2 (ja) | 2017-11-09 | 2022-02-04 | トヨタ自動車株式会社 | 燃料電池システム及びその制御方法 |
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CA2911892C (en) | 2018-03-20 |
EP3021403A1 (en) | 2016-05-18 |
CA2911892A1 (en) | 2016-05-12 |
US9956885B2 (en) | 2018-05-01 |
EP3021403B1 (en) | 2019-01-16 |
KR101812849B1 (ko) | 2017-12-27 |
CN105591133A (zh) | 2016-05-18 |
JP6206375B2 (ja) | 2017-10-04 |
KR20160056802A (ko) | 2016-05-20 |
CN105591133B (zh) | 2019-01-08 |
US20160133965A1 (en) | 2016-05-12 |
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