JP2006302900A - 燃料電池システム用スタック - Google Patents
燃料電池システム用スタック Download PDFInfo
- Publication number
- JP2006302900A JP2006302900A JP2006116833A JP2006116833A JP2006302900A JP 2006302900 A JP2006302900 A JP 2006302900A JP 2006116833 A JP2006116833 A JP 2006116833A JP 2006116833 A JP2006116833 A JP 2006116833A JP 2006302900 A JP2006302900 A JP 2006302900A
- Authority
- JP
- Japan
- Prior art keywords
- stack
- fuel cell
- cell system
- nut
- stress concentration
- 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
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 64
- 230000005611 electricity Effects 0.000 claims abstract description 27
- 238000009434 installation Methods 0.000 claims abstract description 3
- 230000002265 prevention Effects 0.000 claims description 10
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 7
- 230000000712 assembly Effects 0.000 abstract 2
- 238000000429 assembly Methods 0.000 abstract 2
- 230000003449 preventive effect Effects 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 description 23
- 229910052739 hydrogen Inorganic materials 0.000 description 23
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 19
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 16
- 239000001301 oxygen Substances 0.000 description 16
- 229910052760 oxygen Inorganic materials 0.000 description 16
- 239000007789 gas Substances 0.000 description 14
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 239000002828 fuel tank Substances 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 239000005518 polymer electrolyte Substances 0.000 description 4
- 238000006555 catalytic reaction Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- -1 hydrogen ions Chemical class 0.000 description 3
- 238000002407 reforming Methods 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003487 electrochemical reaction Methods 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000000629 steam reforming Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M27/00—Apparatus for treating combustion-air, fuel, or fuel-air mixture, by catalysts, electric means, magnetism, rays, sound waves, or the like
- F02M27/02—Apparatus for treating combustion-air, fuel, or fuel-air mixture, by catalysts, electric means, magnetism, rays, sound waves, or the like by catalysts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B51/00—Other methods of operating engines involving pretreating of, or adding substances to, combustion air, fuel, or fuel-air mixture of the engines
- F02B51/02—Other methods of operating engines involving pretreating of, or adding substances to, combustion air, fuel, or fuel-air mixture of the engines involving catalysts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/024—Air cleaners using filters, e.g. moistened
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
- H01M8/247—Arrangements for tightening a stack, for accommodation of a stack in a tank or for assembling different tanks
- H01M8/248—Means for compression of the fuel cell stacks
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel Cell (AREA)
- Bolts, Nuts, And Washers (AREA)
Abstract
【解決手段】膜−電極アセンブリ12及び膜−電極アセンブリの両面に配置される複数のセパレータ13、13’を含む電気発生部11と,電気発生部の両側に配置される複数のエンドプレート15aと,複数のエンドプレートに締結され,エンドプレートと電気発生部を固定する締結部とを含み,締結部は,エンドプレートに設けられる締結棒19aと,締結棒に螺合され,締結棒をエンドプレートに固定するナット19bを含み,ナットに密着し,締結棒とナットとの螺合により発生する応力がエンドプレートにおいて締結部の設置部位に集中することを防止する応力集中防止体17とを含むことを特徴とする。
【選択図】図4
Description
このような構造の応力集中防止体17は,ナット19bが締結棒19aに締結される時,ナット19bと密着してこのナット19bの引き締め力を全面で均等に受けるようになる。
ナット19bが予め設定されたトルクを有して締結棒19aに締結完了されれば,応力集中防止体17は,前述のように,その傾斜面を締結棒19aの長さ方向に対して垂直方向に置かれるように位置する。
11 電気発生部
12 膜−電極アセンブリ(MEA)
13,13’セパレータ
13a 水素通路
13b 空気通路
15a,15b エンドプレート
17 応力集中防止体
19 締結部
19a 締結棒
19b ナット
30 燃料供給源
31 燃料タンク
33 燃料ポンプ
35 改質装置
40 酸素供給源
41 空気ポンプ41
100 燃料電池システム
Claims (9)
- 膜−電極アセンブリ及び前記膜−電極アセンブリの両面に配置される複数のセパレータを含む電気発生部と;
前記電気発生部の両側に配置される複数のエンドプレートと;
前記複数のエンドプレートに締結され,前記エンドプレートと前記電気発生部を固定する締結部と;
を含み,
前記締結部は,
前記エンドプレートに設けられる締結棒と;
前記締結棒に螺合され,前記締結棒を前記エンドプレートに固定するナット;
を含み,
前記ナットに密着し,前記締結棒と前記ナットとの螺合により発生する応力が前記エンドプレートにおいて前記締結部の設置部位に集中することを防止する応力集中防止体と;
を含むことを特徴とする,燃料電池システム用スタック。 - 前記応力集中防止体は,前記ナットと前記エンドプレートの間に配され,前記ナットとの密着面が傾斜を有するように形成されることを特徴とする,請求項1に記載の燃料電池システム用スタック。
- 前記応力集中防止体は,前記密着面を前記エンドプレートの内側から外側に向かって厚さが増加するような傾斜を有するように形成されることを特徴とする,請求項2に記載の燃料電池システム用スタック。
- 前記応力集中防止体はワッシャー形態であることを特徴とする,請求項2に記載の燃料電池システム用スタック。
- 前記応力集中防止体は前記エンドプレートと一体形成されることを特徴とする,請求項2に記載の燃料電池システム用スタック。
- 前記応力集中防止体と前記ナットの密着面が,前記締結棒の螺合時に,前記締結棒の長さ方向に対して垂直な状態で配置されることを特徴とする,請求項2に記載の燃料電池システム用スタック。
- 前記応力集中防止体の厚さは2mm以下であることを特徴とする,請求項2に記載の燃料電池システム用スタック。
- 前記締結棒は前記エンドプレートのコーナーに形成された挿入孔に装着されることを特徴とする,請求項1に記載の燃料電池システム用スタック。
- 請求項1〜8のうちのいずれか一項に記載のスタックを含むことを特徴とする,燃料電池システム。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050032692A KR100709212B1 (ko) | 2005-04-20 | 2005-04-20 | 연료 전지 시스템 및 스택 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006302900A true JP2006302900A (ja) | 2006-11-02 |
JP4351687B2 JP4351687B2 (ja) | 2009-10-28 |
Family
ID=37187331
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006116833A Expired - Fee Related JP4351687B2 (ja) | 2005-04-20 | 2006-04-20 | 燃料電池システム用スタック |
Country Status (3)
Country | Link |
---|---|
US (1) | US7700216B2 (ja) |
JP (1) | JP4351687B2 (ja) |
KR (1) | KR100709212B1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE112008000798T5 (de) | 2007-05-23 | 2010-04-01 | Toyota Jidosha Kabushiki Kaisha, Toyota-shi | Brennstoffzelle und Brennstoffzellenfixierungsvorrichtung |
CN103872371A (zh) * | 2012-12-07 | 2014-06-18 | 本田技研工业株式会社 | 燃料电池堆 |
JP2016225078A (ja) * | 2015-05-28 | 2016-12-28 | 日本特殊陶業株式会社 | 燃料電池構造体 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100726503B1 (ko) * | 2005-12-09 | 2007-06-11 | 현대자동차주식회사 | 연료전지스택 구조 |
JP5114973B2 (ja) * | 2007-03-02 | 2013-01-09 | トヨタ自動車株式会社 | 燃料電池および燃料電池用締結装置 |
JP4548478B2 (ja) * | 2007-12-11 | 2010-09-22 | トヨタ自動車株式会社 | 燃料電池スタック |
KR101734622B1 (ko) * | 2014-11-21 | 2017-05-11 | 현대자동차주식회사 | 연료전지 스택 체결 구조 |
KR102092268B1 (ko) | 2015-11-30 | 2020-03-23 | 주식회사 엘지화학 | 클램핑 부재 및 이를 이용한 배터리 모듈 |
CN110067969A (zh) * | 2019-05-31 | 2019-07-30 | 惠州瀚星光电科技有限公司 | 照明灯具 |
CN113471461A (zh) * | 2021-06-30 | 2021-10-01 | 上海捷氢科技有限公司 | 一种燃料电池电堆一体化端板及其制作方法 |
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JPS5240013B2 (ja) | 1971-11-05 | 1977-10-08 | ||
JPS522073A (en) | 1975-06-24 | 1977-01-08 | Nippon Kokan Kk <Nkk> | Apparatus for recovering oil flowed over sea surface |
US4073329A (en) * | 1976-11-10 | 1978-02-14 | Hohmann & Barnard, Inc. | Wedge shaped lock washer construction and assembly |
JPS57134415A (en) | 1981-02-12 | 1982-08-19 | Nitto Electric Ind Co Ltd | Plaster |
JPS57163678A (en) | 1981-03-26 | 1982-10-07 | Shin Meiwa Ind Co Ltd | Loader for tank lorry |
JPS57163678U (ja) * | 1981-04-07 | 1982-10-15 | ||
JPS58197679A (ja) * | 1982-05-12 | 1983-11-17 | Sanyo Electric Co Ltd | 燃料電池 |
JPS5999106A (ja) | 1982-11-30 | 1984-06-07 | 三井造船株式会社 | 傾斜座金または傾斜ライナ−の使用方法 |
JPS60225370A (ja) | 1984-04-20 | 1985-11-09 | Sanyo Electric Co Ltd | 燃料電池スタツクの締付装置 |
JP2566757B2 (ja) | 1986-05-19 | 1996-12-25 | ヤマハ発動機株式会社 | 燃料電池 |
JP2540887B2 (ja) | 1987-10-28 | 1996-10-09 | トヨタ自動車株式会社 | 内燃機関の空燃比制御装置 |
JP2654551B2 (ja) | 1987-12-26 | 1997-09-17 | 東洋電装株式会社 | スイッチの製造方法 |
JPH0627167B2 (ja) | 1988-10-22 | 1994-04-13 | 松下電工株式会社 | ノボラック樹脂の製造方法 |
US5009968A (en) * | 1989-09-08 | 1991-04-23 | International Fuel Cells Corporation | Fuel cell end plate structure |
JPH05225997A (ja) * | 1992-02-10 | 1993-09-03 | Ishikawajima Harima Heavy Ind Co Ltd | 積層燃料電池 |
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-
2005
- 2005-04-20 KR KR1020050032692A patent/KR100709212B1/ko not_active IP Right Cessation
-
2006
- 2006-04-20 US US11/408,819 patent/US7700216B2/en not_active Expired - Fee Related
- 2006-04-20 JP JP2006116833A patent/JP4351687B2/ja not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE112008000798T5 (de) | 2007-05-23 | 2010-04-01 | Toyota Jidosha Kabushiki Kaisha, Toyota-shi | Brennstoffzelle und Brennstoffzellenfixierungsvorrichtung |
US8318378B2 (en) | 2007-05-23 | 2012-11-27 | Toyota Jidosha Kabushiki Kaisha | Fuel cell and fuel cell fastening device |
DE112008000798B4 (de) * | 2007-05-23 | 2013-11-07 | Toyota Jidosha Kabushiki Kaisha | Brennstoffzellenbefestigungsvorrichtung |
CN103872371A (zh) * | 2012-12-07 | 2014-06-18 | 本田技研工业株式会社 | 燃料电池堆 |
CN103872371B (zh) * | 2012-12-07 | 2016-03-16 | 本田技研工业株式会社 | 燃料电池堆 |
JP2016225078A (ja) * | 2015-05-28 | 2016-12-28 | 日本特殊陶業株式会社 | 燃料電池構造体 |
Also Published As
Publication number | Publication date |
---|---|
KR20060110916A (ko) | 2006-10-26 |
JP4351687B2 (ja) | 2009-10-28 |
US7700216B2 (en) | 2010-04-20 |
US20060240307A1 (en) | 2006-10-26 |
KR100709212B1 (ko) | 2007-04-19 |
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