JP2007042313A - 燃料電池システム及び蓄電装置の充電量調整方法 - Google Patents
燃料電池システム及び蓄電装置の充電量調整方法 Download PDFInfo
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Abstract
【解決手段】氷点下時に、イグニッションスイッチがオン状態(t0)とされてから短時間後にオフ状態(t1)とされた場合を検出したとき、キャパシタの充電閾値を充電閾値Cと多い量に持ち替えて充電し(t1〜t2)、このキャパシタにより十分な時間掃気処理を行う。そして、燃料電池システムの次回の氷点下起動時に、このキャパシタの電力により燃料電池をヒータ等で速暖させることにより燃料電池システムの起動が確実に行える。
【選択図】図2
Description
14…燃料電池 16…キャパシタ
18…負荷 36…エアコンプレッサ
54…空気導入弁 56…空気排出弁
70…制御装置 71〜73…温度センサ
74…外気温センサ 76…イグニッションスイッチ
Claims (6)
- 供給される両反応ガスにより発電する燃料電池と、
前記燃料電池の出力を補助するとともに、前記燃料電池により充電される蓄電装置と、
前記蓄電装置の出力により、低温時に前記燃料電池を起動できるようにする低温時起動対策手段と、
前記燃料電池が起動されて発電運転中に発電停止要求を受けた場合に、前記燃料電池の温度が所定温度以下であって、かつ前記発電停止要求に先立つ前記起動が低温時起動されたときであるときに、前記発電停止要求が低温時一時起動後停止の要求であると判定する低温時一時起動後停止判定手段と、
前記低温時一時起動後停止の要求であると判定されたとき、前記蓄電装置の発電停止時における充電量を、常温運転停止時に比較して多くする充電量調整手段と、
を備える燃料電池システム。 - 請求項1記載の燃料電池システムにおいて、
前記充電量調整手段による充電量が、低温時一時起動後停止時充電量>低温時起動後停止時充電量>常温運転停止時充電量の大小関係に設定されている
ことを特徴とする燃料電池システム。 - 請求項1記載の燃料電池システムにおいて、
前記低温時一時起動後停止判定手段は、
さらに、前記発電停止要求に先立つ前記起動時における前記燃料電池の温度が、第1閾値温度以下であって、かつ前記発電停止要求を受けたときの前記燃料電池の前記温度が、前記第1閾値温度を上回る第2閾値温度以下である場合に、前記低温時一時起動後停止の要求であると判定する
ことを特徴とする燃料電池システム。 - 供給される両反応ガスにより発電する燃料電池と、前記燃料電池の出力を補助するとともに、前記燃料電池により充電される蓄電装置と、前記蓄電装置の出力により、低温時に前記燃料電池を起動できるようにする低温時起動対策手段と、を備える燃料電池システムにおける前記蓄電装置の充電量調整方法であって、
前記燃料電池が起動されて発電運転中に発電停止要求を受けた場合に、前記燃料電池の温度が所定温度以下であって、かつ前記発電停止要求に先立つ前記起動が低温時起動されたときであるときに、前記発電停止要求が低温時一時起動後停止の要求であると判定する低温時一時起動後停止判定ステップと、
前記低温時一時起動後停止の要求であると判定されたとき、前記蓄電装置の発電停止時における充電量を、常温運転停止時に比較して多くする充電量調整ステップと、
を備える蓄電装置の充電量調整方法。 - 請求項4記載の蓄電装置の充電量調整方法において、
前記充電量調整ステップにおける充電量が、低温時一時起動後停止時充電量>低温時起動後停止時充電量>常温運転停止時充電量の大小関係に設定されている
ことを特徴とする蓄電装置の充電量調整方法。 - 請求項4記載の蓄電装置の充電量調整方法において、
前記低温時一時起動後停止判定ステップは、
さらに、前記発電停止要求に先立つ前記起動時における前記燃料電池の温度が、第1閾値温度以下であって、かつ前記発電停止要求を受けたときの前記燃料電池の前記温度が、前記第1閾値温度を上回る第2閾値温度以下である場合に、前記低温時一時起動後停止の要求であると判定する
ことを特徴とする蓄電装置の充電量調整方法。
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JP2005222671A JP4977342B2 (ja) | 2005-08-01 | 2005-08-01 | 燃料電池システム及び蓄電装置の充電量調整方法 |
CA2553057A CA2553057C (en) | 2005-08-01 | 2006-07-24 | Fuel cell system and charge amount adjustment method for energy storage |
DE102006035851A DE102006035851B4 (de) | 2005-08-01 | 2006-08-01 | Brennstoffzellensystem, Verwendung eines Brennstoffzellensystems in einem Fahrzeug und Lademengeneinstellverfahren für Engergiespeicher |
US11/498,212 US7767352B2 (en) | 2005-08-01 | 2006-08-01 | Fuel cell system and charge amount adjustment method for energy storage |
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JP2008219953A (ja) * | 2007-02-28 | 2008-09-18 | Honda Motor Co Ltd | 電気移動体 |
WO2008140131A1 (ja) * | 2007-05-14 | 2008-11-20 | Toyota Jidosha Kabushiki Kaisha | 燃料電池システム |
JP2009087814A (ja) * | 2007-10-01 | 2009-04-23 | Ohara Inc | 発熱機構を備える二次電池 |
JP2009123466A (ja) * | 2007-11-14 | 2009-06-04 | Honda Motor Co Ltd | 燃料電池システム及び燃料電池の低温下起動方法 |
JP2010110164A (ja) * | 2008-10-31 | 2010-05-13 | Honda Motor Co Ltd | 燃料電池車両 |
JP2010108755A (ja) * | 2008-10-30 | 2010-05-13 | Honda Motor Co Ltd | 燃料電池システムおよび燃料電池システムの掃気方法 |
JP2013054842A (ja) * | 2011-09-01 | 2013-03-21 | Nissan Motor Co Ltd | 燃料電池システム |
JP2018137220A (ja) * | 2017-02-20 | 2018-08-30 | トヨタ自動車株式会社 | 燃料電池制御装置およびその制御方法、燃料電池自動車 |
JP2020017420A (ja) * | 2018-07-26 | 2020-01-30 | トヨタ自動車株式会社 | 燃料電池システム |
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EP1055545B1 (en) * | 1999-05-26 | 2004-01-28 | Toyota Jidosha Kabushiki Kaisha | Hybrid vehicle with fuel cells incorporated therein and method of controlling the same |
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- 2006-08-01 US US11/498,212 patent/US7767352B2/en active Active
- 2006-08-01 DE DE102006035851A patent/DE102006035851B4/de not_active Expired - Fee Related
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JP2002289209A (ja) * | 2001-03-26 | 2002-10-04 | Denso Corp | 移動体用燃料電池システム |
JP2004265771A (ja) * | 2003-03-03 | 2004-09-24 | Denso Corp | 燃料電池の暖機システム |
JP2005050638A (ja) * | 2003-07-28 | 2005-02-24 | Denso Corp | 車両用燃料電池システム |
JP2006179472A (ja) * | 2004-11-29 | 2006-07-06 | Honda Motor Co Ltd | 燃料電池システム及び蓄電装置の充電制御方法 |
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JP2008219953A (ja) * | 2007-02-28 | 2008-09-18 | Honda Motor Co Ltd | 電気移動体 |
JP4714170B2 (ja) * | 2007-02-28 | 2011-06-29 | 本田技研工業株式会社 | 燃料電池車両 |
WO2008140131A1 (ja) * | 2007-05-14 | 2008-11-20 | Toyota Jidosha Kabushiki Kaisha | 燃料電池システム |
JP2009087814A (ja) * | 2007-10-01 | 2009-04-23 | Ohara Inc | 発熱機構を備える二次電池 |
JP2009123466A (ja) * | 2007-11-14 | 2009-06-04 | Honda Motor Co Ltd | 燃料電池システム及び燃料電池の低温下起動方法 |
JP2010108755A (ja) * | 2008-10-30 | 2010-05-13 | Honda Motor Co Ltd | 燃料電池システムおよび燃料電池システムの掃気方法 |
JP2010110164A (ja) * | 2008-10-31 | 2010-05-13 | Honda Motor Co Ltd | 燃料電池車両 |
JP2013054842A (ja) * | 2011-09-01 | 2013-03-21 | Nissan Motor Co Ltd | 燃料電池システム |
JP2018137220A (ja) * | 2017-02-20 | 2018-08-30 | トヨタ自動車株式会社 | 燃料電池制御装置およびその制御方法、燃料電池自動車 |
JP2020017420A (ja) * | 2018-07-26 | 2020-01-30 | トヨタ自動車株式会社 | 燃料電池システム |
JP7119705B2 (ja) | 2018-07-26 | 2022-08-17 | トヨタ自動車株式会社 | 燃料電池システム |
US11909080B2 (en) | 2019-12-27 | 2024-02-20 | Toyota Jidosha Kabushiki Kaisha | Fuel cell system and control method of fuel cell system |
Also Published As
Publication number | Publication date |
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US20070026278A1 (en) | 2007-02-01 |
CA2553057A1 (en) | 2007-02-01 |
CA2553057C (en) | 2012-01-31 |
JP4977342B2 (ja) | 2012-07-18 |
US7767352B2 (en) | 2010-08-03 |
DE102006035851A1 (de) | 2007-02-08 |
DE102006035851B4 (de) | 2011-04-28 |
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