JP2011054423A5 - - Google Patents

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Publication number
JP2011054423A5
JP2011054423A5 JP2009202465A JP2009202465A JP2011054423A5 JP 2011054423 A5 JP2011054423 A5 JP 2011054423A5 JP 2009202465 A JP2009202465 A JP 2009202465A JP 2009202465 A JP2009202465 A JP 2009202465A JP 2011054423 A5 JP2011054423 A5 JP 2011054423A5
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JP
Japan
Prior art keywords
fuel cell
cell stack
gas
liquid separator
end plate
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JP2009202465A
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Japanese (ja)
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JP2011054423A (en
JP5372668B2 (en
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Priority to JP2009202465A priority Critical patent/JP5372668B2/en
Priority claimed from JP2009202465A external-priority patent/JP5372668B2/en
Publication of JP2011054423A publication Critical patent/JP2011054423A/en
Publication of JP2011054423A5 publication Critical patent/JP2011054423A5/ja
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Publication of JP5372668B2 publication Critical patent/JP5372668B2/en
Expired - Fee Related legal-status Critical Current
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Claims (6)

電解質膜の両側に電極が設けられた電解質膜・電極構造体とセパレータとが水平方向に沿って積層され、発電反応に使用された反応ガスを、積層方向に流通させる反応ガス排出連通孔が設けられるとともに、前記積層方向両端にエンドプレートが配設される燃料電池スタックであって、
前記反応ガス排出連通孔に連通し、発電反応に使用された前記反応ガスから水分を分離する気液分離器を備え、
前記気液分離器の少なくとも一部は、前記エンドプレート間に位置し且つ前記燃料電池スタックの下方に配設されることを特徴とする燃料電池スタック。 An electrolyte membrane / electrode structure with electrodes provided on both sides of the electrolyte membrane and a separator are stacked along the horizontal direction, and a reaction gas discharge communication hole is provided to allow the reaction gas used in the power generation reaction to flow in the stacking direction. And a fuel cell stack in which end plates are disposed at both ends in the stacking direction,
A gas-liquid separator that communicates with the reaction gas discharge communication hole and separates moisture from the reaction gas used in the power generation reaction;
At least a part of the gas-liquid separator is located between the end plates and disposed below the fuel cell stack. 請求項１記載の燃料電池スタックにおいて、前記気液分離器は、前記エンドプレート間に位置し且つ前記燃料電池スタックの平面投影内の下方に配設されることを特徴とする燃料電池スタック。   2. The fuel cell stack according to claim 1, wherein the gas-liquid separator is located between the end plates and disposed below in a planar projection of the fuel cell stack. 請求項１又は２記載の燃料電池スタックにおいて、前記エンドプレート又は該エンドプレートの内側に隣接する絶縁プレートには、前記反応ガス排出連通孔に連通して前記水分を前記気液分離器に導入させる排水通路が、重力方向に形成されることを特徴とする燃料電池スタック。   3. The fuel cell stack according to claim 1, wherein the end plate or an insulating plate adjacent to the inner side of the end plate communicates with the reaction gas discharge communication hole and introduces the moisture into the gas-liquid separator. A fuel cell stack, wherein a drainage passage is formed in a direction of gravity. 請求項１〜３のいずれか１項に記載の燃料電池スタックにおいて、前記燃料電池スタックの平面投影内の下方には、前記セパレータに設けられたセル電圧端子に接続され、発電時のセル電圧を検出する電圧測定装置が配設されることを特徴とする燃料電池スタック。   The fuel cell stack according to any one of claims 1 to 3, wherein a cell voltage terminal provided in the separator is connected to a cell voltage terminal provided in the separator below the planar projection of the fuel cell stack, and the cell voltage during power generation is reduced. A fuel cell stack comprising a voltage measuring device for detection. 請求項１〜４のいずれか１項に記載の燃料電池スタックにおいて、一方の前記エンドプレートは、他方の前記エンドプレートよりも低くなるように傾斜して配置されるとともに、The fuel cell stack according to any one of claims 1 to 4, wherein one of the end plates is disposed so as to be lower than the other end plate,
一方の前記エンドプレート側にのみ前記気液分離器が配置されることを特徴とする燃料電池スタック。The fuel cell stack, wherein the gas-liquid separator is disposed only on one end plate side. 請求項１〜４のいずれか１項に記載の燃料電池スタックにおいて、前記気液分離器は、２つ設けられるとともに、The fuel cell stack according to any one of claims 1 to 4, wherein two gas-liquid separators are provided,
一方の前記気液分離器は、一方の前記エンドプレートに近接し、他方の前記気液分離器は、他方の前記エンドプレートに近接して配置されることを特徴とする燃料電池スタック。One fuel-liquid separator is disposed adjacent to one end plate, and the other gas-liquid separator is disposed adjacent to the other end plate.
JP2009202465A 2009-09-02 2009-09-02 Fuel cell stack Expired - Fee Related JP5372668B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2009202465A JP5372668B2 (en) 2009-09-02 2009-09-02 Fuel cell stack

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009202465A JP5372668B2 (en) 2009-09-02 2009-09-02 Fuel cell stack

Publications (3)

Publication Number Publication Date
JP2011054423A JP2011054423A (en) 2011-03-17
JP2011054423A5 true JP2011054423A5 (en) 2012-03-08
JP5372668B2 JP5372668B2 (en) 2013-12-18

Family

ID=43943211

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009202465A Expired - Fee Related JP5372668B2 (en) 2009-09-02 2009-09-02 Fuel cell stack

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JP (1) JP5372668B2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5948213B2 (en) * 2012-10-19 2016-07-06 本田技研工業株式会社 Fuel cell system
JP2017168384A (en) * 2016-03-18 2017-09-21 トヨタ自動車株式会社 Fuel cell system
JP7154021B2 (en) * 2018-03-15 2022-10-17 本田技研工業株式会社 fuel cell system
CN114930996A (en) 2020-11-12 2022-08-19 东芝三菱电机产业系统株式会社 Discharge unit and power device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11204126A (en) * 1998-01-19 1999-07-30 Aisin Seiki Co Ltd Solid polyelectrolyte type fuel cell
JP2002313403A (en) * 2001-04-09 2002-10-25 Honda Motor Co Ltd Method of discharging generated water in fuel cell system
JP2006147503A (en) * 2004-11-25 2006-06-08 Honda Motor Co Ltd Fuel cell stack
KR100646954B1 (en) * 2005-10-07 2006-11-23 삼성에스디아이 주식회사 Apparatus to detect cell voltage of fuel cell stack and fuel cell system using the same
JP2008311160A (en) * 2007-06-18 2008-12-25 Toyota Motor Corp Fuel cell system
JP2009004259A (en) * 2007-06-22 2009-01-08 Toyota Motor Corp Fuel cell case
JP2008004565A (en) * 2007-08-31 2008-01-10 Aisin Seiki Co Ltd Fuel battery stack with cell voltage measurement terminals
JP4548478B2 (en) * 2007-12-11 2010-09-22 トヨタ自動車株式会社 Fuel cell stack
JP2010113959A (en) * 2008-11-06 2010-05-20 Toyota Motor Corp Fuel cell stack

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