JP2007109569A5 - - Google Patents
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- Publication number
- JP2007109569A5 JP2007109569A5 JP2005300676A JP2005300676A JP2007109569A5 JP 2007109569 A5 JP2007109569 A5 JP 2007109569A5 JP 2005300676 A JP2005300676 A JP 2005300676A JP 2005300676 A JP2005300676 A JP 2005300676A JP 2007109569 A5 JP2007109569 A5 JP 2007109569A5
- Authority
- JP
- Japan
- Prior art keywords
- fuel cell
- oxidant gas
- cell system
- current
- voltage
- 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.)
- Granted
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- 239000000446 fuel Substances 0.000 claims 30
- 239000007789 gas Substances 0.000 claims 19
- 239000007800 oxidant agent Substances 0.000 claims 19
- 230000001590 oxidative Effects 0.000 claims 19
- 238000000605 extraction Methods 0.000 claims 14
- 239000002737 fuel gas Substances 0.000 claims 4
- 238000010248 power generation Methods 0.000 claims 2
- 230000003247 decreasing Effects 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 238000003487 electrochemical reaction Methods 0.000 claims 1
Claims (13)
前記燃料電池システムのアイドルストップ状態時に、前記燃料電池の電圧が予め設定された上限電圧以下となるように前記酸化剤ガス供給手段を稼動させて、前記燃料電池スタックに酸化剤ガスを供給制御する制御手段と
を有することを特徴とする燃料電池システム。 A fuel cell stack that generates electricity by an electrochemical reaction between the fuel gas supplied by the fuel gas supply means and the oxidant gas supplied by the oxidant gas supply means; In the fuel cell system, the supply of the fuel gas and the oxidant gas to the battery stack is stopped, the power generation of the fuel cell stack is stopped, and the system is set in an idle stop state .
Before SL in the idle stop state of the fuel cell system, before SL and the not operate the oxidant gas supply means as voltage of fuel cells is equal to or smaller than predetermined upper limit voltage, oxidant gas to the fuel cell stack And a control means for controlling supply of the fuel cell system.
ことを特徴とする請求項１に記載の燃料電池システム。 The fuel cell system according to claim 1, wherein the upper limit voltage is set to a voltage value that does not promote deterioration of the fuel cell.
前記制御手段は、前記燃料電池の電圧が前記上限電圧に近づくにつれて前記コンプレッサの回転数を低下させる
ことを特徴とする請求項１または２に記載の燃料電池システム。 The oxidant gas supply means includes a compressor that compresses and supplies the oxidant gas by a rotational driving force,
The control means, the fuel cell system according to claim 1 or 2 voltage of the fuel cells is characterized by decreasing the rotational speed of the compressor closer to the upper limit voltage.
前記制御手段は、前記燃料電池の電圧上昇速度が所定の速度以下となるように、前記コンプレッサの回転数を制御する
ことを特徴とする請求項１〜３のいずれか１項に記載の燃料電池システム。 The oxidant gas supply means includes a compressor that compresses and supplies the oxidant gas by a rotational driving force,
Said control means, so that voltage increase rate of the fuel cells is equal to or less than a predetermined speed, according to any one of claims 1 to 3, characterized in that to control the rotational speed of the compressor Fuel cell system.
前記制御手段は、前記コンプレッサの回転上昇速度が所定の速度以下となるように、前記コンプレッサの回転数を制御する
ことを特徴とする請求項１〜４のいずれか１項に記載の燃料電池システム。 The oxidant gas supply means includes a compressor that compresses and supplies the oxidant gas by a rotational driving force,
5. The fuel cell system according to claim 1, wherein the control unit controls the number of rotations of the compressor so that a rotation increasing speed of the compressor is equal to or lower than a predetermined speed. 6. .
前記制御手段は、前記燃料電池の電圧が前記上限電圧以下となるように、前記酸化剤ガス供給手段の供給制御と併用して、前記電流取り出し手段の電流取り出しを制御する
ことを特徴とする請求項１〜５のいずれか１項に記載の燃料電池システム。 A current extraction means for extracting the current obtained by the power generation of the fuel cell stack from the fuel cell stack;
The control means controls current extraction of the current extraction means in combination with supply control of the oxidant gas supply means so that a voltage of the fuel cell becomes equal to or lower than the upper limit voltage. Item 6. The fuel cell system according to any one of Items 1 to 5.
ことを特徴とする請求項６に記載の燃料電池システム。 The fuel cell system according to claim 6, wherein the control unit increases a current extracted by the current extraction unit as the voltage of the fuel cell approaches the upper limit voltage.
ことを特徴とする請求項６または７に記載の燃料電池システム。 The control means takes out the current with the current take-out means after the supply of the oxidant gas by the oxidant gas supply means or the compressor and before the voltage of the fuel cell exceeds the upper limit voltage, and then supplies the oxidant gas. The fuel cell system according to claim 6 or 7, wherein supply of the oxidant gas by the means or the compressor is stopped.
ことを特徴とする請求項６〜８のいずれか１項に記載の燃料電池システム。 9. The control unit according to claim 6, wherein after the supply of the oxidant gas by the oxidant gas supply unit or the compressor is stopped, the control unit stops the current extraction by the current extraction unit. The fuel cell system according to item.
ことを特徴とする請求項６〜９のいずれか１項に記載の燃料電池システム。 The control means controls the extraction current by the current extraction means so that when the oxidant gas is supplied, the rate of increase in the voltage of the fuel cell is equal to or lower than a predetermined speed set in advance. The fuel cell system according to any one of claims 6 to 9.
ことを特徴とする請求項６〜１０のいずれか１項に記載の燃料電池システム。 11. The fuel according to claim 6, wherein a current extraction value of the current extraction unit is smaller than a current value extracted during idling of a fuel cell vehicle on which the fuel cell system is mounted. Battery system.
ことを特徴とする請求項６〜１０のいずれか１項に記載の燃料電池システム。 The fuel cell system according to any one of claims 6 to 10, wherein the current extraction value of the current extraction means is set to a value that does not cause a shortage of the fuel gas stoichiometric ratio by extracting the current.
ことを特徴とする請求項６〜１０のいずれか１項に記載の燃料電池システム。 11. The current extraction value of the current extraction means is set to a value that allows cell voltage variations to fall within a predetermined voltage range set in advance by extracting the current. The fuel cell system described in 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005300676A JP5087833B2 (en) | 2005-10-14 | 2005-10-14 | Fuel cell system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005300676A JP5087833B2 (en) | 2005-10-14 | 2005-10-14 | Fuel cell system |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011288542A Division JP5508382B2 (en) | 2011-12-28 | 2011-12-28 | Fuel cell system |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2007109569A JP2007109569A (en) | 2007-04-26 |
| JP2007109569A5 true JP2007109569A5 (en) | 2011-05-26 |
| JP5087833B2 JP5087833B2 (en) | 2012-12-05 |
Family
ID=38035274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005300676A Active JP5087833B2 (en) | 2005-10-14 | 2005-10-14 | Fuel cell system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5087833B2 (en) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5431512B2 (en) * | 2006-03-20 | 2014-03-05 | 東芝燃料電池システム株式会社 | FUEL CELL POWER GENERATION SYSTEM, ITS STARTING METHOD, AND STARTING PROGRAM |
| WO2008099743A1 (en) * | 2007-02-05 | 2008-08-21 | Toyota Jidosha Kabushiki Kaisha | Fuel cell system |
| JP5007665B2 (en) | 2007-02-05 | 2012-08-22 | トヨタ自動車株式会社 | Fuel cell system |
| JP5233312B2 (en) * | 2007-06-20 | 2013-07-10 | 日産自動車株式会社 | Fuel cell system |
| JP4240234B1 (en) | 2007-10-29 | 2009-03-18 | トヨタ自動車株式会社 | Fuel cell system |
| JP4274278B2 (en) * | 2007-10-31 | 2009-06-03 | トヨタ自動車株式会社 | Fuel cell system |
| JP4400669B2 (en) | 2007-11-02 | 2010-01-20 | トヨタ自動車株式会社 | Fuel cell system |
| JP4492824B2 (en) | 2007-11-21 | 2010-06-30 | トヨタ自動車株式会社 | Fuel cell system |
| JP4591721B2 (en) * | 2007-11-21 | 2010-12-01 | トヨタ自動車株式会社 | Fuel cell system |
| JP4577625B2 (en) | 2007-12-20 | 2010-11-10 | トヨタ自動車株式会社 | Fuel cell system |
| EP2277223B1 (en) * | 2008-05-09 | 2013-07-31 | Belenos Clean Power Holding AG | Method for limiting the output voltage of a pem fuel cell system |
| JP5319252B2 (en) * | 2008-11-26 | 2013-10-16 | 本田技研工業株式会社 | Fuel cell vehicle |
| JP5404214B2 (en) * | 2009-06-30 | 2014-01-29 | 本田技研工業株式会社 | Fuel cell system |
| JP5601178B2 (en) * | 2010-12-01 | 2014-10-08 | トヨタ自動車株式会社 | Fuel cell system and control method thereof |
| WO2012101853A1 (en) * | 2011-01-27 | 2012-08-02 | ヤマハ発動機株式会社 | Fuel cell system and transport apparatus comprising same |
| JP5755552B2 (en) * | 2011-11-21 | 2015-07-29 | 株式会社日本自動車部品総合研究所 | FUEL CELL SYSTEM AND CONTROL METHOD FOR FUEL CELL SYSTEM |
| JP2012134166A (en) * | 2012-02-17 | 2012-07-12 | Nissan Motor Co Ltd | Fuel cell system |
| JP5808774B2 (en) * | 2013-06-03 | 2015-11-10 | 株式会社豊田自動織機 | Fuel cell system mounted on vehicle |
| KR102360162B1 (en) | 2017-06-09 | 2022-02-09 | 현대자동차주식회사 | Apparatus and method for controlling operation of fuel cell vehicle |
| JP7479691B2 (en) | 2020-12-16 | 2024-05-09 | 株式会社豊田自動織機 | Fuel cell system and fuel cell power generation method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4904661B2 (en) * | 2002-11-21 | 2012-03-28 | 株式会社デンソー | Fuel cell system |
| JP4182732B2 (en) * | 2002-11-22 | 2008-11-19 | トヨタ自動車株式会社 | FUEL CELL SYSTEM, MOBILE BODY MOUNTING THE SAME, AND METHOD FOR CONTROLLING FUEL CELL SYSTEM |
| JP2005116402A (en) * | 2003-10-09 | 2005-04-28 | Nissan Motor Co Ltd | Starting method of fuel cell system |
| JP2005276552A (en) * | 2004-03-24 | 2005-10-06 | Honda Motor Co Ltd | Operating method for fuel cell |
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2005
- 2005-10-14 JP JP2005300676A patent/JP5087833B2/en active Active
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