JP4617661B2 - 燃料電池スタック - Google Patents
燃料電池スタック Download PDFInfo
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- JP4617661B2 JP4617661B2 JP2003384039A JP2003384039A JP4617661B2 JP 4617661 B2 JP4617661 B2 JP 4617661B2 JP 2003384039 A JP2003384039 A JP 2003384039A JP 2003384039 A JP2003384039 A JP 2003384039A JP 4617661 B2 JP4617661 B2 JP 4617661B2
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- anode
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- shaped bent
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- 239000000446 fuel Substances 0.000 title claims description 64
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 99
- 230000001590 oxidative effect Effects 0.000 claims description 32
- 239000007800 oxidant agent Substances 0.000 claims description 23
- 239000012528 membrane Substances 0.000 claims description 22
- 238000011144 upstream manufacturing Methods 0.000 claims description 19
- 239000003054 catalyst Substances 0.000 claims description 11
- 239000003507 refrigerant Substances 0.000 claims description 6
- 239000005518 polymer electrolyte Substances 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 4
- 239000002826 coolant Substances 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 212
- 210000004027 cell Anatomy 0.000 description 92
- 239000012495 reaction gas Substances 0.000 description 69
- 238000011084 recovery Methods 0.000 description 15
- 239000003792 electrolyte Substances 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 10
- 239000002737 fuel gas Substances 0.000 description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 238000003487 electrochemical reaction Methods 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 230000002528 anti-freeze Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005370 electroosmosis Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012510 hollow fiber Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003134 recirculating effect Effects 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
- H01M8/0258—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant
- H01M8/0263—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant having meandering or serpentine paths
-
- 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
- H01M8/0267—Collectors; Separators, e.g. bipolar separators; Interconnectors having heating or cooling means, e.g. heaters or coolant flow channels
-
- 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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
- H01M8/04119—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
-
- 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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
- H01M8/04119—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
- H01M8/04156—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying with product water removal
-
- 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
- H01M8/2483—Details of groupings of fuel cells characterised by internal manifolds
-
- 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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04029—Heat exchange using liquids
-
- 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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
- H01M8/04119—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
- H01M8/04126—Humidifying
- H01M8/04141—Humidifying by water containing exhaust gases
-
- 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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04291—Arrangements for managing water in solid electrolyte fuel cell systems
-
- 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
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
Description
カソード反応:1/2O2 + 2H+ +2e- → H2O
燃料電池内では、電気化学反応の進行に伴って、カソード側で水が生成される。生成水は、カソード側に供給されている酸化剤ガス中に気化し、酸化剤ガスと共に燃料電池外に排出されるが、生成水量が多いときや酸化剤ガスが流通する流路中に部分的に温度が低い領域があると、酸化剤ガス流路内で生成水が凝縮し、流路内に滞留してしまうことがある。
12 LLCタンク
13 LLCポンプ
14 温度センサ
15 バイパスバルブ
16 ラジエータ
17 アノード水回収装置
18 カソード水回収装置
20 単位セル
21 膜電極接合体(MEA)
22 GDL
23 アノードセパレータ
24 カソードセパレータ
27 LLC流路(冷媒流路)
31 アノード入口マニホールド
32 アノードガス流路
33 アノード配流マニホールド
34 アノード出口マニホールド
35 カソード入口マニホールド
36 カソードガス流路
37 カソード配流マニホールド
38 カソード出口マニホールド
39 LLC入口マニホールド
40 LLC出口マニホールド
41 アノード分配部
42 アノードガス回収部
43 カソード分配部
44 カソードガス回収部
45 アノード排水マニホールド
46 カソード排水マニホールド
49 LLC入口マニホールド
50 LLC出口マニホールド
51、52 U字状曲がり部
51a、52a 最下流のU字状曲がり部
Claims (6)
- 固体高分子電解質膜の両面に備えた、触媒電極を有する燃料極と酸化剤極と、
前記燃料極との間に、二つ以上のU字状曲がり部を有する蛇行形状に構成したアノードガス流路を設けたアノードセパレータと、
前記酸化剤極との間に、二つ以上のU字状曲がり部を有する蛇行形状に構成したカソード流路を設けたカソードセパレータと、
を備える単位セルを、前記アノードガス流路と前記カソードガス流路とが前記固体高分子電解質膜を介して略重なるようにして積層した燃料電池スタックであって、
前記単位セルを積層方向に貫通し、前記アノードガス流路の上流端に開口してそのアノードガス流路にアノードガスを供給するアノード入口マニホールドと、
前記単位セルを積層方向に貫通し、前記アノードガス流路の下流端に開口してそのアノードガス流路からアノードガスを排出するアノード出口マニホールドと、
前記アノード出口マニホールドに隣接するように設けられ、前記単位セルを積層方向に貫通し、前記カソードガス流路の上流端に開口してそのカソードガス流路にカソードガスを供給するカソード入口マニホールドと、
前記アノード入口マニホールドに隣接するように設けられ、前記単位セルを積層方向に貫通し、前記カソードガス流路の下流端に開口してそのカソードガス流路からカソードガスを排出するカソード出口マニホールドと、
前記単位セルを積層方向に貫通し、前記アノードガス流路と前記カソードガス流路の、少なくとも一方のガス流路の最下流に位置する前記U字状曲がり部同士を連通させる配流マニホールドと、
を備えることを特徴とする燃料電池スタック。 - 前記アノードガス流路およびカソードガス流路を、四つ以上の偶数個のU字状曲がり部を備えた流路により構成し、
前記最下流に位置するU字状曲がり部に加え、前記最下流に位置するU字状曲がり部以外の、入口から数えて偶数番目のU字状曲がり部のうち少なくとも一つに、前記配流マニホールドを設ける請求項1に記載の燃料電池スタック。 - 前記アノードガス流路およびカソードガス流路を、奇数個のU字状曲がり部を備えた流路により構成する請求項1に記載の燃料電池スタック。
- 前記アノードガス流路および前記カソードガス流路を、五つ以上の奇数のU字状曲がり部を有する流路により構成し、
前記最下流に位置するU字状曲がり部に加え、前記最下流に位置するU字状曲がり部以外の、流路下流半分に位置するU字状曲がり部のうち少なくとも一つに、前記配流マニホールドを備える請求項3に記載の燃料電池スタック。 - 前記配流マニホールドの少なくとも一つに、水抜き用の排水マニホールドを連通させる請求項1から4のいずれか一つに記載の燃料電池スタック。
- 積層された複数の単位セルのうち、隣接する単位セルの間に、前記アノードガス流路およびカソードガス流路と積層方向に略重ねて構成するとともに、冷媒をカソードガスと同一方向に流通する冷媒流路を備える請求項1から5のいずれか一つに記載の燃料電池スタック。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003384039A JP4617661B2 (ja) | 2003-11-13 | 2003-11-13 | 燃料電池スタック |
DE112004002186T DE112004002186T5 (de) | 2003-11-13 | 2004-11-02 | Feste polymere Brennstoffzelle |
CA002544622A CA2544622C (en) | 2003-11-13 | 2004-11-02 | Solid polymer fuel cell |
US10/578,909 US20070099063A1 (en) | 2003-11-13 | 2004-11-02 | Solid polymer fuel cell |
PCT/JP2004/016616 WO2005048389A2 (en) | 2003-11-13 | 2004-11-02 | Solid polymer fuel cell |
CNB2004800333432A CN100448090C (zh) | 2003-11-13 | 2004-11-02 | 固体聚合物燃料电池 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003384039A JP4617661B2 (ja) | 2003-11-13 | 2003-11-13 | 燃料電池スタック |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005149851A JP2005149851A (ja) | 2005-06-09 |
JP4617661B2 true JP4617661B2 (ja) | 2011-01-26 |
Family
ID=34587308
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003384039A Expired - Fee Related JP4617661B2 (ja) | 2003-11-13 | 2003-11-13 | 燃料電池スタック |
Country Status (6)
Country | Link |
---|---|
US (1) | US20070099063A1 (ja) |
JP (1) | JP4617661B2 (ja) |
CN (1) | CN100448090C (ja) |
CA (1) | CA2544622C (ja) |
DE (1) | DE112004002186T5 (ja) |
WO (1) | WO2005048389A2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4665978B2 (ja) * | 2008-03-10 | 2011-04-06 | トヨタ自動車株式会社 | 燃料電池、および、燃料電池システム |
FR2977726B1 (fr) | 2011-07-06 | 2014-05-23 | Helion | Plaque separatrice de pile a combustible, pile a combustible et procede d'alimentation d'une pile a combustible |
CN104813526B (zh) * | 2012-08-28 | 2017-05-10 | 奥迪股份公司 | 具有可变数量的通道部分的蜿蜒形流场 |
DE102012020294A1 (de) | 2012-10-17 | 2014-04-17 | Daimler Ag | Brennstoffzellenstapel |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10172587A (ja) * | 1996-12-06 | 1998-06-26 | Toshiba Corp | 固体高分子型燃料電池 |
JP2000082482A (ja) * | 1998-06-26 | 2000-03-21 | Toyota Motor Corp | 燃料電池用ガスセパレ―タおよび燃料電池並びに燃料電池におけるガスの流通方法 |
JP2002198069A (ja) * | 2000-12-25 | 2002-07-12 | Toyota Motor Corp | 燃料電池 |
JP2002343406A (ja) * | 2001-05-16 | 2002-11-29 | Toyota Motor Corp | 燃料電池のマニホールド |
JP2003017105A (ja) * | 2001-07-04 | 2003-01-17 | Honda Motor Co Ltd | 燃料電池の冷却装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3844891B2 (ja) * | 1998-09-25 | 2006-11-15 | 株式会社東芝 | 固体高分子型燃料電池 |
US6015633A (en) * | 1998-10-07 | 2000-01-18 | Plug Power, L.L.C. | Fluid flow plate for water management, method for fabricating same, and fuel cell employing same |
US6387558B1 (en) * | 1999-02-18 | 2002-05-14 | Toyota Jidosha Kabusiki Kaisha | Fuel cell, separator for the same and method for distributing gas in fuel cell |
KR100482419B1 (ko) * | 1999-11-08 | 2005-04-14 | 마쯔시다덴기산교 가부시키가이샤 | 고분자 전해질형 연료전지 |
JP4259041B2 (ja) * | 2001-06-14 | 2009-04-30 | トヨタ自動車株式会社 | 燃料電池 |
JP4151314B2 (ja) * | 2001-06-18 | 2008-09-17 | トヨタ自動車株式会社 | 燃料電池 |
US7276311B2 (en) * | 2001-08-30 | 2007-10-02 | Sanyo Electric Co., Ltd. | Fuel cell having temperature adjustment means for reaction gas |
JP2004087457A (ja) * | 2002-07-04 | 2004-03-18 | Japan Storage Battery Co Ltd | 燃料電池および燃料電池システム |
-
2003
- 2003-11-13 JP JP2003384039A patent/JP4617661B2/ja not_active Expired - Fee Related
-
2004
- 2004-11-02 DE DE112004002186T patent/DE112004002186T5/de not_active Withdrawn
- 2004-11-02 US US10/578,909 patent/US20070099063A1/en not_active Abandoned
- 2004-11-02 CA CA002544622A patent/CA2544622C/en not_active Expired - Fee Related
- 2004-11-02 WO PCT/JP2004/016616 patent/WO2005048389A2/en active Application Filing
- 2004-11-02 CN CNB2004800333432A patent/CN100448090C/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10172587A (ja) * | 1996-12-06 | 1998-06-26 | Toshiba Corp | 固体高分子型燃料電池 |
JP2000082482A (ja) * | 1998-06-26 | 2000-03-21 | Toyota Motor Corp | 燃料電池用ガスセパレ―タおよび燃料電池並びに燃料電池におけるガスの流通方法 |
JP2002198069A (ja) * | 2000-12-25 | 2002-07-12 | Toyota Motor Corp | 燃料電池 |
JP2002343406A (ja) * | 2001-05-16 | 2002-11-29 | Toyota Motor Corp | 燃料電池のマニホールド |
JP2003017105A (ja) * | 2001-07-04 | 2003-01-17 | Honda Motor Co Ltd | 燃料電池の冷却装置 |
Also Published As
Publication number | Publication date |
---|---|
JP2005149851A (ja) | 2005-06-09 |
US20070099063A1 (en) | 2007-05-03 |
CN1926713A (zh) | 2007-03-07 |
CN100448090C (zh) | 2008-12-31 |
WO2005048389A3 (en) | 2006-07-27 |
DE112004002186T5 (de) | 2006-08-31 |
CA2544622C (en) | 2009-07-28 |
WO2005048389A2 (en) | 2005-05-26 |
CA2544622A1 (en) | 2005-05-26 |
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