JP5387821B2 - 平板型固体酸化物形燃料電池 - Google Patents
平板型固体酸化物形燃料電池 Download PDFInfo
- Publication number
- JP5387821B2 JP5387821B2 JP2009028363A JP2009028363A JP5387821B2 JP 5387821 B2 JP5387821 B2 JP 5387821B2 JP 2009028363 A JP2009028363 A JP 2009028363A JP 2009028363 A JP2009028363 A JP 2009028363A JP 5387821 B2 JP5387821 B2 JP 5387821B2
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- JP
- Japan
- Prior art keywords
- air electrode
- electrode layer
- current collector
- fuel
- silver
- 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
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- 239000000446 fuel Substances 0.000 title claims description 70
- 239000007787 solid Substances 0.000 title claims description 24
- 239000007789 gas Substances 0.000 claims description 44
- 230000001590 oxidative effect Effects 0.000 claims description 39
- 239000007800 oxidant agent Substances 0.000 claims description 34
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 30
- 229910052709 silver Inorganic materials 0.000 claims description 30
- 239000004332 silver Substances 0.000 claims description 30
- 238000010248 power generation Methods 0.000 claims description 26
- 239000002737 fuel gas Substances 0.000 claims description 18
- 239000007784 solid electrolyte Substances 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- 229910045601 alloy Inorganic materials 0.000 claims description 8
- 239000000956 alloy Substances 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 229910001316 Ag alloy Inorganic materials 0.000 claims description 2
- 229910052804 chromium Inorganic materials 0.000 description 11
- 239000011651 chromium Substances 0.000 description 11
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 10
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 9
- 239000000463 material Substances 0.000 description 7
- 238000007747 plating Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 229910052759 nickel Inorganic materials 0.000 description 5
- 231100000572 poisoning Toxicity 0.000 description 5
- 230000000607 poisoning effect Effects 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000011195 cermet Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- AHKZTVQIVOEVFO-UHFFFAOYSA-N oxide(2-) Chemical compound [O-2] AHKZTVQIVOEVFO-UHFFFAOYSA-N 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 230000036647 reaction Effects 0.000 description 2
- 229910001233 yttria-stabilized zirconia Inorganic materials 0.000 description 2
- 229910017563 LaCrO Inorganic materials 0.000 description 1
- UNPDDPPIJHUKSG-UHFFFAOYSA-N [Sr].[Sm] Chemical compound [Sr].[Sm] UNPDDPPIJHUKSG-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 150000001844 chromium Chemical class 0.000 description 1
- NFYLSJDPENHSBT-UHFFFAOYSA-N chromium(3+);lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Cr+3].[La+3] NFYLSJDPENHSBT-UHFFFAOYSA-N 0.000 description 1
- 229910052963 cobaltite Inorganic materials 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003411 electrode reaction Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 229910021526 gadolinium-doped ceria Inorganic materials 0.000 description 1
- LNTHITQWFMADLM-UHFFFAOYSA-N gallic acid Chemical compound OC(=O)C1=CC(O)=C(O)C(O)=C1 LNTHITQWFMADLM-UHFFFAOYSA-N 0.000 description 1
- 239000010416 ion conductor Substances 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910002119 nickel–yttria stabilized zirconia Inorganic materials 0.000 description 1
- -1 oxygen ions Chemical class 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 229910002076 stabilized zirconia Inorganic materials 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- RUDFQVOCFDJEEF-UHFFFAOYSA-N yttrium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Y+3].[Y+3] RUDFQVOCFDJEEF-UHFFFAOYSA-N 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
空気極: 1/2 O2+ 2e- → O2-
燃料極: H2+ O2- → H2O+2e-
全体 : H2+ 1/2 O2 → H2 O
2 固体電解質層
3 空気極層
4 燃料極層
5 発電セル
7 燃料極集電体
8 セパレータ
9 燃料ガス吐出孔
10 酸化剤ガス吐出孔
11 凹部
14 空気極集電体
Claims (2)
- 固体電解質層の両面に燃料極層と空気極層を配置して発電セルを構成し、この発電セル層の外側に燃料極集電体と銀または銀基合金から構成された空気極集電体を配置して、これらの集電体の外側に銀めっきが施されたステンレス製のセパレータを配置し、上記セパレータの上記燃料極層及び空気極層に対向する各面に燃料ガス及び酸化剤ガスを吐出するための燃料ガス吐出孔及び酸化剤ガス吐出孔を形成して、当該セパレータの上記ガス吐出孔より上記集電体を介して燃料極層及び空気極層に燃料ガス及び酸化剤ガスを供給する平板型の固体酸化物形燃料電池において、
上記空気極集電体の空気極層側の面には、少なくとも上記酸化剤ガス吐出孔に対向する位置に、空気極層と接触することのない深さを有する凹部が形成されてなることを特徴とする固体酸化物型燃料電池。 - 上記空気極集電体は、銀または、銀合金からなるスポンジ状の多孔質焼結金属板により構成されてなることを特徴とする請求項1に記載の固体酸化物型燃料電池。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009028363A JP5387821B2 (ja) | 2009-02-10 | 2009-02-10 | 平板型固体酸化物形燃料電池 |
Applications Claiming Priority (1)
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JP2009028363A JP5387821B2 (ja) | 2009-02-10 | 2009-02-10 | 平板型固体酸化物形燃料電池 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010186576A JP2010186576A (ja) | 2010-08-26 |
JP5387821B2 true JP5387821B2 (ja) | 2014-01-15 |
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JP2009028363A Expired - Fee Related JP5387821B2 (ja) | 2009-02-10 | 2009-02-10 | 平板型固体酸化物形燃料電池 |
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JP (1) | JP5387821B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101483489B1 (ko) * | 2013-12-24 | 2015-01-19 | 주식회사 포스코 | 연료 전지용 분리판 및 그 제조 방법 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0785881A (ja) * | 1993-09-16 | 1995-03-31 | Nippon Telegr & Teleph Corp <Ntt> | 固体電解質燃料電池用インターコネクタおよびその作製方法 |
JP2002075410A (ja) * | 2000-06-16 | 2002-03-15 | Mitsui Eng & Shipbuild Co Ltd | 固体電解質型燃料電池の集電体およびこれを用いた固体電解質型燃料電池 |
JP4512911B2 (ja) * | 2001-06-21 | 2010-07-28 | 三菱マテリアル株式会社 | 固体電解質型燃料電池 |
JP4304889B2 (ja) * | 2001-06-25 | 2009-07-29 | 三菱マテリアル株式会社 | 固体電解質型燃料電池 |
JP4682511B2 (ja) * | 2003-12-02 | 2011-05-11 | 日産自動車株式会社 | 固体酸化物型燃料電池 |
JP2008251238A (ja) * | 2007-03-29 | 2008-10-16 | Mitsubishi Materials Corp | 固体酸化物形燃料電池 |
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- 2009-02-10 JP JP2009028363A patent/JP5387821B2/ja not_active Expired - Fee Related
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