JP5484156B2 - 燃料電池用セルスタック - Google Patents
燃料電池用セルスタック Download PDFInfo
- Publication number
- JP5484156B2 JP5484156B2 JP2010077973A JP2010077973A JP5484156B2 JP 5484156 B2 JP5484156 B2 JP 5484156B2 JP 2010077973 A JP2010077973 A JP 2010077973A JP 2010077973 A JP2010077973 A JP 2010077973A JP 5484156 B2 JP5484156 B2 JP 5484156B2
- Authority
- JP
- Japan
- Prior art keywords
- cell stack
- plates
- fuel cell
- plate
- mica
- 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.)
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- 239000000446 fuel Substances 0.000 title claims description 54
- 239000010445 mica Substances 0.000 claims description 72
- 229910052618 mica group Inorganic materials 0.000 claims description 72
- 239000011651 chromium Substances 0.000 claims description 52
- 229910000963 austenitic stainless steel Inorganic materials 0.000 claims description 26
- 229910001220 stainless steel Inorganic materials 0.000 claims description 17
- 229910052804 chromium Inorganic materials 0.000 claims description 15
- 239000010935 stainless steel Substances 0.000 claims description 15
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000010030 laminating Methods 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims 1
- 238000003475 lamination Methods 0.000 claims 1
- 238000003825 pressing Methods 0.000 description 32
- 238000000605 extraction Methods 0.000 description 29
- 229910052761 rare earth metal Inorganic materials 0.000 description 26
- 238000009413 insulation Methods 0.000 description 22
- 239000000463 material Substances 0.000 description 19
- QLOKJRIVRGCVIM-UHFFFAOYSA-N 1-[(4-methylsulfanylphenyl)methyl]piperazine Chemical compound C1=CC(SC)=CC=C1CN1CCNCC1 QLOKJRIVRGCVIM-UHFFFAOYSA-N 0.000 description 12
- 230000006866 deterioration Effects 0.000 description 11
- 229910001414 potassium ion Inorganic materials 0.000 description 8
- 150000002500 ions Chemical class 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 230000003647 oxidation Effects 0.000 description 6
- 238000007254 oxidation reaction Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000000470 constituent Substances 0.000 description 5
- 239000007784 solid electrolyte Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 230000001629 suppression Effects 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010292 electrical insulation Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000008646 thermal stress Effects 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- NPYPAHLBTDXSSS-UHFFFAOYSA-N Potassium ion Chemical compound [K+] NPYPAHLBTDXSSS-UHFFFAOYSA-N 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 229910001233 yttria-stabilized zirconia Inorganic materials 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 230000036962 time dependent Effects 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 229910000859 α-Fe Inorganic materials 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
20H,20L 押さえ板(接地部材)
30H,30L 電流取り出し板
40H,40L マイカ板
60 導電線
Claims (4)
- 平坦な形状の単セルを水平状態で厚み方向に積層して形成された単セル積層体がクロム含有耐熱鋼からなる上下一対の接地部材の間に積層方向に加圧された状態で配置された固体酸化物型燃料電池用セルスタックにおいて、上下一対の接地部材のうちの少なくとも下側の接地部材と単セル積層体との間が、マイカ板により電気的に絶縁されると共に、下側の接地部材がASTM−USN−S31060として規定された、質量%でC:0.05〜0.10%、Si:0.50%以下、Mn:1.00%以下、P:0.040%以下、S:0.030%以下、Cr:22.0〜24.0%、Ni:10〜12.5%、N:0.18〜0.25%、REM:0.025〜0.070%を含み、残部が実質的にFe及び不可避的不純物からなるREM含有の高Cr低Ni耐熱オーステナイト系ステンレス鋼により構成された燃料電池用セルスタック。
- 請求項1に記載の燃料電池用セルスタックにおいて、下側の接地部材と単セル積層体との間が、マイカ板により電気的に絶縁されると共に、下側の接地部材が前記高Cr低Ni耐熱オーステナイト系ステンレス鋼からなる燃料電池用セルスタック。
- 請求項1又は2に記載の燃料電池用セルスタックにおいて、複数のセルスタックが電気的に直列接続されて構成された燃料電池モジュール内の少なくとも高圧側のセルスタックを対象とする燃料電池用セルスタック。
- 請求項1〜3の何れかに記載の燃料電池用セルスタックにおいて、マイカ板が、当該マイカ板の高電位側に配置され且つ当該マイカ板と接する部材に対して周囲に突出している燃料電池用セルスタック。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010077973A JP5484156B2 (ja) | 2010-03-30 | 2010-03-30 | 燃料電池用セルスタック |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010077973A JP5484156B2 (ja) | 2010-03-30 | 2010-03-30 | 燃料電池用セルスタック |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011210589A JP2011210589A (ja) | 2011-10-20 |
JP5484156B2 true JP5484156B2 (ja) | 2014-05-07 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010077973A Active JP5484156B2 (ja) | 2010-03-30 | 2010-03-30 | 燃料電池用セルスタック |
Country Status (1)
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JP (1) | JP5484156B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3117477B1 (en) | 2014-03-12 | 2018-12-19 | Ceres Intellectual Property Company Limited | Fuel cell stack arrangement |
JP7236675B2 (ja) * | 2018-08-01 | 2023-03-10 | パナソニックIpマネジメント株式会社 | 固体酸化物形燃料電池セル、及び電気化学セル |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11283637A (ja) * | 1998-03-27 | 1999-10-15 | Denso Corp | 燃料電池 |
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2010
- 2010-03-30 JP JP2010077973A patent/JP5484156B2/ja active Active
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JP2011210589A (ja) | 2011-10-20 |
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