JP5350948B2 - 燃料電池 - Google Patents
燃料電池 Download PDFInfo
- Publication number
- JP5350948B2 JP5350948B2 JP2009209416A JP2009209416A JP5350948B2 JP 5350948 B2 JP5350948 B2 JP 5350948B2 JP 2009209416 A JP2009209416 A JP 2009209416A JP 2009209416 A JP2009209416 A JP 2009209416A JP 5350948 B2 JP5350948 B2 JP 5350948B2
- Authority
- JP
- Japan
- Prior art keywords
- cooling medium
- flow path
- fuel cell
- metal separator
- electrode
- 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.)
- Expired - Fee Related
Links
- 239000000446 fuel Substances 0.000 title claims description 43
- 239000002826 coolant Substances 0.000 claims description 88
- 239000003792 electrolyte Substances 0.000 claims description 33
- 230000002093 peripheral effect Effects 0.000 claims description 19
- 229910052751 metal Inorganic materials 0.000 description 47
- 239000002184 metal Substances 0.000 description 47
- 239000007789 gas Substances 0.000 description 38
- 238000004891 communication Methods 0.000 description 37
- 239000002737 fuel gas Substances 0.000 description 34
- 239000012528 membrane Substances 0.000 description 33
- 230000001590 oxidative effect Effects 0.000 description 31
- 239000007800 oxidant agent Substances 0.000 description 29
- 238000009826 distribution Methods 0.000 description 9
- 239000012495 reaction gas Substances 0.000 description 6
- 239000005518 polymer electrolyte Substances 0.000 description 5
- 238000010248 power generation Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005457 optimization Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 229910052724 xenon Inorganic materials 0.000 description 4
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229920002943 EPDM rubber Polymers 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 229910001260 Pt alloy Inorganic materials 0.000 description 1
- 229920000800 acrylic rubber Polymers 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229920005549 butyl rubber Polymers 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- YACLQRRMGMJLJV-UHFFFAOYSA-N chloroprene Chemical compound ClC(=C)C=C YACLQRRMGMJLJV-UHFFFAOYSA-N 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 238000003411 electrode reaction Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 229920001973 fluoroelastomer Polymers 0.000 description 1
- 229920005560 fluorosilicone rubber Polymers 0.000 description 1
- UQSQSQZYBQSBJZ-UHFFFAOYSA-N fluorosulfonic acid Chemical compound OS(F)(=O)=O UQSQSQZYBQSBJZ-UHFFFAOYSA-N 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000003014 ion exchange membrane Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
Classifications
-
- 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
- Fuel Cell (AREA)
Description
12、62、82…電解質膜・電極構造体
14、16、64、66、84、86…金属セパレータ
18a…酸化剤ガス供給連通孔 18b…酸化剤ガス排出連通孔
20a…燃料ガス供給連通孔 20b…燃料ガス排出連通孔
22a…冷却媒体供給連通孔 22b…冷却媒体排出連通孔
24…固体高分子電解質膜 26…カソード側電極
28…アノード側電極 30…酸化剤ガス流路
30a、30b、34a、34b、34bb…波状凸部
34…燃料ガス流路 38…冷却媒体流路
42、44…シール部材 54、68…閉塞シール部
54a、54b、70a、70b…溝部 72…孔部
Claims (2)
- 電解質の両側に一対の電極が設けられる電解質・電極構造体とセパレータとが積層され、前記セパレータ間には、電極範囲を周回して冷却媒体を流通させる冷却媒体流路が形成されるとともに、前記セパレータには、前記冷却媒体流路を囲繞するシール部材が設けられる燃料電池であって、
前記冷却媒体流路は、波形状を有する複数の波状凸部間、及び最外周の前記波状凸部と前記シール部材の内周端部との間に形成される一方、
前記シール部材の前記内周端部には、最外周の前記冷却媒体流路を構成する前記波状凸部との間隙に突出して閉塞シール部が設けられるとともに、
前記閉塞シール部には、前記冷却媒体の流れ方向に延在する溝部が形成されることを特徴とする燃料電池。 - 請求項1記載の燃料電池において、前記溝部は、前記閉塞シール部の隣接する各セパレータに向かう両面に形成されることを特徴とする燃料電池。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009209416A JP5350948B2 (ja) | 2009-09-10 | 2009-09-10 | 燃料電池 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009209416A JP5350948B2 (ja) | 2009-09-10 | 2009-09-10 | 燃料電池 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2011060599A JP2011060599A (ja) | 2011-03-24 |
JP2011060599A5 JP2011060599A5 (ja) | 2012-03-08 |
JP5350948B2 true JP5350948B2 (ja) | 2013-11-27 |
Family
ID=43948007
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009209416A Expired - Fee Related JP5350948B2 (ja) | 2009-09-10 | 2009-09-10 | 燃料電池 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5350948B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6172524B2 (ja) * | 2014-02-14 | 2017-08-02 | トヨタ自動車株式会社 | 燃料電池用セパレータ |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4224439B2 (ja) * | 2003-08-28 | 2009-02-12 | 本田技研工業株式会社 | 燃料電池 |
JP4473598B2 (ja) * | 2004-02-20 | 2010-06-02 | 本田技研工業株式会社 | 燃料電池 |
JP4960647B2 (ja) * | 2006-04-06 | 2012-06-27 | Nok株式会社 | 燃料電池およびセパレータならびにこれらの製造方法 |
JP5137478B2 (ja) * | 2006-11-09 | 2013-02-06 | 本田技研工業株式会社 | 燃料電池 |
JP5180513B2 (ja) * | 2007-05-14 | 2013-04-10 | 本田技研工業株式会社 | 燃料電池 |
JP5112004B2 (ja) * | 2007-10-25 | 2013-01-09 | 本田技研工業株式会社 | 燃料電池 |
-
2009
- 2009-09-10 JP JP2009209416A patent/JP5350948B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2011060599A (ja) | 2011-03-24 |
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