JP2006092843A5 - - Google Patents

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Publication number
JP2006092843A5
JP2006092843A5 JP2004275169A JP2004275169A JP2006092843A5 JP 2006092843 A5 JP2006092843 A5 JP 2006092843A5 JP 2004275169 A JP2004275169 A JP 2004275169A JP 2004275169 A JP2004275169 A JP 2004275169A JP 2006092843 A5 JP2006092843 A5 JP 2006092843A5
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JP
Japan
Prior art keywords
cooling medium
fuel cell
cell stack
communication hole
unit cell
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Application number
JP2004275169A
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Japanese (ja)
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JP2006092843A (en
JP4523371B2 (en
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Priority to JP2004275169A priority Critical patent/JP4523371B2/en
Priority claimed from JP2004275169A external-priority patent/JP4523371B2/en
Publication of JP2006092843A publication Critical patent/JP2006092843A/en
Publication of JP2006092843A5 publication Critical patent/JP2006092843A5/ja
Application granted granted Critical
Publication of JP4523371B2 publication Critical patent/JP4523371B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Claims (4)

電解質の両側に一対の電極を設けた電解質・電極構造体を、横長の長方形セパレータにより挟持する単位セルを設け、複数の前記単位セルが水平方向に積層されるとともに、各単位セルの対向する長辺には、積層方向に貫通してそれぞれ冷却媒体入口連通孔及び冷却媒体出口連通孔が形成される燃料電池スタックであって、
前記冷却媒体入口連通孔及び前記冷却媒体出口連通孔は、それぞれリブ部により長辺方向に分割されるとともに、
前記リブ部は、前記単位セルの外方側の端部が前記単位セルの内方側の端部よりも幅広に構成されることを特徴とする燃料電池スタック。 The both sides of the electrolyte provided with a pair of electrodes electrolyte electrode assembly is provided with a unit cell for clamping the oblong rectangular separator, a plurality of unit cells are stacked in the horizontal direction, opposite of each unit cell The long side is a fuel cell stack in which a cooling medium inlet communication hole and a cooling medium outlet communication hole are formed through the stacking direction, respectively ,
The cooling medium inlet communication hole and the cooling medium outlet communication hole are each divided in the long side direction by a rib portion, and
2. The fuel cell stack according to claim 1, wherein the rib portion is configured such that an outer end portion of the unit cell is wider than an inner end portion of the unit cell. 請求項１記載の燃料電池スタックにおいて、前記冷却媒体入口連通孔及び前記冷却媒体出口連通孔は、それぞれ長辺方向に複数個ずつ設けられるとともに、The fuel cell stack according to claim 1, wherein a plurality of the cooling medium inlet communication holes and a plurality of the cooling medium outlet communication holes are provided in the long side direction, respectively.
各冷却媒体入口連通孔間及び各冷却媒体出口連通孔間に前記リブ部が設けられることを特徴とする燃料電池スタック。The fuel cell stack, wherein the rib portions are provided between the cooling medium inlet communication holes and between the cooling medium outlet communication holes. 請求項１又は２記載の燃料電池スタックにおいて、前記セパレータは、金属セパレータで構成されるとともに、The fuel cell stack according to claim 1 or 2, wherein the separator is constituted by a metal separator,
前記金属セパレータに成形されるシール部材の成形用ゲートが、前記リブ部に対応して設けられることを特徴とする燃料電池スタック。A fuel cell stack, wherein a molding gate of a sealing member molded on the metal separator is provided corresponding to the rib portion. 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、前記冷却媒体入口連通孔及び前記冷却媒体出口連通孔の前記リブ部を挟んだ長手方向の寸法は、前記単位セルの内方側の端部間の開口寸法が、前記単位セルの外方側の端部間の開口寸法よりも大きく設定されることを特徴とする燃料電池スタック。4. The fuel cell stack according to claim 1, wherein a dimension in a longitudinal direction across the rib portion of the cooling medium inlet communication hole and the cooling medium outlet communication hole is inward of the unit cell. The fuel cell stack is characterized in that an opening dimension between the end portions on the side is set larger than an opening dimension between the end portions on the outer side of the unit cell.
JP2004275169A 2004-09-22 2004-09-22 Fuel cell stack Expired - Fee Related JP4523371B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2004275169A JP4523371B2 (en) 2004-09-22 2004-09-22 Fuel cell stack

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004275169A JP4523371B2 (en) 2004-09-22 2004-09-22 Fuel cell stack

Publications (3)

Publication Number Publication Date
JP2006092843A JP2006092843A (en) 2006-04-06
JP2006092843A5 true JP2006092843A5 (en) 2007-08-30
JP4523371B2 JP4523371B2 (en) 2010-08-11

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004275169A Expired - Fee Related JP4523371B2 (en) 2004-09-22 2004-09-22 Fuel cell stack

Country Status (1)

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JP (1) JP4523371B2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5102544B2 (en) * 2007-06-19 2012-12-19 本田技研工業株式会社 Fuel cell stack
JP5054082B2 (en) * 2009-09-07 2012-10-24 本田技研工業株式会社 Fuel cell stack
CN102005594B (en) * 2009-09-02 2013-06-19 本田技研工业株式会社 Fuel cell stack
JP5054080B2 (en) * 2009-09-02 2012-10-24 本田技研工業株式会社 Fuel cell stack
JP6109679B2 (en) * 2013-08-08 2017-04-05 本田技研工業株式会社 Fuel cell

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08124592A (en) * 1994-10-20 1996-05-17 Toyota Motor Corp Fuel cell
JP4061684B2 (en) * 1997-12-18 2008-03-19 トヨタ自動車株式会社 Fuel cell
JP3957254B2 (en) * 1999-09-03 2007-08-15 本田技研工業株式会社 Fuel cell stack
JP3826636B2 (en) * 1999-10-08 2006-09-27 トヨタ自動車株式会社 Fuel cell
JP2001202974A (en) * 2000-01-19 2001-07-27 Toshiba Corp Solid polymer fuel cell stack
JP4969719B2 (en) * 2000-10-17 2012-07-04 本田技研工業株式会社 Fuel cell
EP1344267A2 (en) * 2000-11-08 2003-09-17 Global Thermoelectric Inc. Fuel cell interconnect
US6764787B2 (en) * 2002-09-10 2004-07-20 Utc Fuel Cells, Llc One piece sleeve gas manifold for cell stack assemblies such as fuel cells

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