JP2006156164A - 燃料電池 - Google Patents
燃料電池 Download PDFInfo
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- JP2006156164A JP2006156164A JP2004345953A JP2004345953A JP2006156164A JP 2006156164 A JP2006156164 A JP 2006156164A JP 2004345953 A JP2004345953 A JP 2004345953A JP 2004345953 A JP2004345953 A JP 2004345953A JP 2006156164 A JP2006156164 A JP 2006156164A
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- Prior art keywords
- stack
- load
- end plate
- fuel cell
- cell
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- Fuel Cell (AREA)
Abstract
【解決手段】 燃料電池は、セルが積層されたスタック2と、該スタック2のセル積層方向における両側にそれぞれ配置された一対のエンドプレート5、5と、該エンドプレート5、5のスタック2とは反対側に配置され、エンドプレート5、5を介してスタック2にセル積層方向の圧縮荷重を加える荷重部材10、10とを備え、この荷重部材10、10は、バネ性を有する材料としてバネ鋼にて構成されている。
【選択図】図1
Description
2 スタック
3 集電板
3A 電気取出部
5 エンドプレート
10 荷重部材
11 加圧部
12 変形代
13、14 切欠
15 貫通孔
20 締め付けボルト
21 締め付けロッド
Claims (7)
- セルが積層されたセル積層体と、該セル積層体の積層方向における両側にそれぞれ配置された一対のエンドプレートと、該エンドプレートの前記セル積層体とは反対側に配置され、前記エンドプレートを介して前記セル積層体に積層方向の圧縮荷重を加える荷重部材とを備え、
該荷重部材は、弾性を有する材料にて構成されていることを特徴とする燃料電池。 - 前記荷重部材は、前記エンドプレートに当接する線状に連続した加圧部を有することを特徴とする請求項1に記載の燃料電池。
- 前記荷重部材は、弾性を有する板材を折曲して構成されると共に、折曲箇所の先端が前記加圧部とされていることを特徴とする請求項2に記載の燃料電池。
- セルが積層されたセル積層体と、該セル積層体の積層方向における両側にそれぞれ配置された一対のエンドプレートと、該エンドプレートの前記セル積層体とは反対側に配置され、線状に連続する加圧部にて前記エンドプレートに当接し、当該エンドプレートを介して前記セル積層体に積層方向の圧縮荷重を加える荷重部材とを備えたことを特徴とする燃料電池。
- 前記荷重部材は、複数条の前記加圧部を有することを特徴とする請求項2乃至請求項4の何れかに記載の燃料電池。
- 前記エンドプレートを挟んで前記セル積層体の両側に位置する前記荷重部材を相互に締め付ける締め付けボルトを備え、
前記荷重部材の両側に形成されて前記締め付けボルトが挿通される貫通孔を結ぶ線と直交する方向に前記加圧部を延在させたことを特徴とする請求項2乃至請求項5の何れかに記載の燃料電池。 - 前記セル積層体の積層方向と直交する面で当該セル積層体を切断した切断面の長手方向に渡って前記加圧部を延在させたことを特徴とする請求項2乃至請求項5の何れかに記載の燃料電池。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2004345953A JP4235605B2 (ja) | 2004-11-30 | 2004-11-30 | 燃料電池 |
Applications Claiming Priority (1)
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JP2004345953A JP4235605B2 (ja) | 2004-11-30 | 2004-11-30 | 燃料電池 |
Publications (2)
Publication Number | Publication Date |
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JP2006156164A true JP2006156164A (ja) | 2006-06-15 |
JP4235605B2 JP4235605B2 (ja) | 2009-03-11 |
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JP2004345953A Active JP4235605B2 (ja) | 2004-11-30 | 2004-11-30 | 燃料電池 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7700216B2 (en) | 2005-04-20 | 2010-04-20 | Samsung Sdi Co., Ltd. | Stack for fuel cell system having an element for reducing stress concentration |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09259916A (ja) * | 1996-03-19 | 1997-10-03 | Mitsubishi Electric Corp | 燃料電池の締付装置 |
JPH10340736A (ja) * | 1997-06-05 | 1998-12-22 | Mitsubishi Electric Corp | 燃料電池装置 |
JP2000268843A (ja) * | 1999-03-16 | 2000-09-29 | Mitsubishi Electric Corp | 燃料電池 |
JP2001126750A (ja) * | 1999-10-28 | 2001-05-11 | Matsushita Electric Ind Co Ltd | 高分子電解質型燃料電池およびその締結方法 |
JP2002298902A (ja) * | 2001-04-03 | 2002-10-11 | Mitsubishi Electric Corp | 燃料電池 |
JP2004179057A (ja) * | 2002-11-28 | 2004-06-24 | Sanyo Electric Co Ltd | 固体高分子形燃料電池スタックの締付構造 |
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2004
- 2004-11-30 JP JP2004345953A patent/JP4235605B2/ja active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09259916A (ja) * | 1996-03-19 | 1997-10-03 | Mitsubishi Electric Corp | 燃料電池の締付装置 |
JPH10340736A (ja) * | 1997-06-05 | 1998-12-22 | Mitsubishi Electric Corp | 燃料電池装置 |
JP2000268843A (ja) * | 1999-03-16 | 2000-09-29 | Mitsubishi Electric Corp | 燃料電池 |
JP2001126750A (ja) * | 1999-10-28 | 2001-05-11 | Matsushita Electric Ind Co Ltd | 高分子電解質型燃料電池およびその締結方法 |
JP2002298902A (ja) * | 2001-04-03 | 2002-10-11 | Mitsubishi Electric Corp | 燃料電池 |
JP2004179057A (ja) * | 2002-11-28 | 2004-06-24 | Sanyo Electric Co Ltd | 固体高分子形燃料電池スタックの締付構造 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7700216B2 (en) | 2005-04-20 | 2010-04-20 | Samsung Sdi Co., Ltd. | Stack for fuel cell system having an element for reducing stress concentration |
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JP4235605B2 (ja) | 2009-03-11 |
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