JP2016066415A - 固体酸化物形燃料電池スタック - Google Patents
固体酸化物形燃料電池スタック Download PDFInfo
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- 239000000446 fuel Substances 0.000 title claims abstract description 116
- 239000007787 solid Substances 0.000 title claims abstract description 22
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 11
- 239000007784 solid electrolyte Substances 0.000 claims description 10
- 239000007769 metal material Substances 0.000 claims description 8
- 239000011810 insulating material Substances 0.000 claims description 6
- 239000010445 mica Substances 0.000 claims description 6
- 229910052618 mica group Inorganic materials 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 26
- 230000000052 comparative effect Effects 0.000 description 22
- 230000004048 modification Effects 0.000 description 20
- 238000012986 modification Methods 0.000 description 20
- 238000010248 power generation Methods 0.000 description 13
- 239000000463 material Substances 0.000 description 10
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- 239000007789 gas Substances 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 229910021526 gadolinium-doped ceria Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 229910001233 yttria-stabilized zirconia Inorganic materials 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 240000008168 Ficus benjamina Species 0.000 description 1
- RJBSIFOTJSUDHY-UHFFFAOYSA-N [O-2].[Fe+2].[Co+2].[Sr+2].[La+3] Chemical compound [O-2].[Fe+2].[Co+2].[Sr+2].[La+3] RJBSIFOTJSUDHY-UHFFFAOYSA-N 0.000 description 1
- YMVZSICZWDQCMV-UHFFFAOYSA-N [O-2].[Mn+2].[Sr+2].[La+3] Chemical compound [O-2].[Mn+2].[Sr+2].[La+3] YMVZSICZWDQCMV-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 1
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 1
- 239000011195 cermet Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 229910002076 stabilized zirconia Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000010455 vermiculite Substances 0.000 description 1
- 229910052902 vermiculite Inorganic materials 0.000 description 1
- 235000019354 vermiculite Nutrition 0.000 description 1
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- H01M8/241—Grouping of fuel cells, e.g. stacking of fuel cells with solid or matrix-supported electrolytes
- H01M8/2425—High-temperature cells with solid electrolytes
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- 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
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Abstract
【解決手段】本発明の固体酸化物形燃料電池スタックは、1対の端部材の間に燃料電池単セルC(1)とインターコネクタ5が複数個交互に配置され、第1の端部材3と第1のインターコネクタ5(1)との間に形成された空間3aに、弾性部材20及び導電性部材21からなる接続部材Jが配置されている。導電性部材21の一部が第1の端部材3と弾性部材20との間に配置され他の部分が第1のインターコネクタ5(1)と弾性部材20との間に配置され、第1の端部材3と第1のインターコネクタ5(1)とは導電性部材21を介して電気的に接続されている。
【選択図】図2
Description
2…発電単位
3、4…エンドプレート
5…インターコネクタ
10…空気極側集電体
11…空気極側絶縁フレーム
12…セパレータ
13…燃料極側フレーム
14…絶縁フレーム
15、100…燃料極側集電体
20、60a、60b、70a、70b、80、101…弾性部材
21、61、71、81,102…導電性部材
30…燃料極層
31…固体電解質層
32…空気極層
41…バネ部材
50…絶縁プレート
51…ターミナルプレート
C…単セル
B1〜B8…ボルト
J…接続部材
H…貫通孔
N…ナット
Claims (8)
- 燃料極層と、空気極層と、固体電解質層とを有する燃料電池単セルとインターコネクタとを複数個交互に配置し、燃料電池単セル同士の対向する方向の両端を1対の端部材により挟んだ構造を有する固体酸化物形燃料電池スタックであって、
前記1対の端部材のうち少なくとも一方の第1の端部材と第1のインターコネクタとの間に空間が形成され、
前記空間に、弾性部材と導電性部材からなる接続部材が配置されており、
前記燃料電池単セル同士の対向する方向において前記導電性部材の一部が前記第1の端部材と前記弾性部材との間に配置され他の部分が前記第1のインターコネクタと前記弾性部材との間に配置され、
前記第1の端部材と前記第1のインターコネクタとは前記導電性部材を介して電気的に接続することを特徴とする固体酸化物形燃料電池スタック。 - 前記接続部材の単位構造は、前記導電性部材の屈曲した板状部を含み、
前記単位構造において、前記板状部の一端が前記第1の端部材と前記弾性部材の少なくとも一部との間に配置され、前記板状部の他端が前記第1のインターコネクタと前記弾性部材の少なくとも一部の間に配置されていることを特徴とする請求項1に記載の固体酸化物形燃料電池スタック。 - 前記接続部材の単位構造は、前記導電性部材の屈曲した板状部を含み、
前記単位構造において、前記板状部の一端が前記第1の端部材と前記弾性部材の少なくとも一部との間に配置され、前記板状部の他端が前記第1のインターコネクタと前記接続部材の他の単位構造の前記弾性部材の少なくとも一部の間に配置されていることを特徴とする請求項1に記載の固体酸化物形燃料電池スタック。 - 前記弾性部材は絶縁材料を用いて形成され、前記導電性部材は金属材料を用いて形成されることを特徴とする請求項1に記載の固体酸化物形燃料電池スタック。
- 前記弾性部材は、マイカを用いて形成されることを特徴とする請求項4に記載の固体酸化物形燃料電池スタック。
- 前記導電性部材は、ニッケルを主成分として形成されることを特徴とする請求項4に記載の固体酸化物形燃料電池スタック。
- 前記空間には、還元ガスが充填されることを特徴とする請求項1から6のいずれか1項に記載の固体酸化物形燃料電池スタック。
- 前記燃料電池単セルを挟んで前記第1のインターコネクタに対向する位置に第2のインターコネクタが配置され、
前記燃料電池単セルと前記第2のインターコネクタとの間には第2の空間が形成され、前記第2の空間には、第2の弾性部材と第2の導電性部材とが配置され、前記第2の導電性部材の一部が前記燃料電池単セルと前記第2の弾性部材との間に配置され前記第2の導電性部材の他の部分が前記第2のインターコネクタと前記第2の弾性部材との間に配置されるように形成された集電体を有することを特徴とする請求項1から7のいずれか1項に記載の固体酸化物形燃料電池スタック。
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JP2014192936A JP6317222B2 (ja) | 2014-09-22 | 2014-09-22 | 固体酸化物形燃料電池スタック |
PCT/JP2015/004362 WO2016047048A1 (ja) | 2014-09-22 | 2015-08-28 | 固体酸化物形燃料電池スタック |
CA2962229A CA2962229C (en) | 2014-09-22 | 2015-08-28 | Solid oxide fuel cell stack |
KR1020177007554A KR101931892B1 (ko) | 2014-09-22 | 2015-08-28 | 고체 산화물형 연료 전지 스택 |
CN201580050676.4A CN106716700B (zh) | 2014-09-22 | 2015-08-28 | 固体氧化物型燃料电池堆 |
EP15844142.8A EP3200267B1 (en) | 2014-09-22 | 2015-08-28 | Solid oxide fuel cell stack |
DK15844142.8T DK3200267T3 (da) | 2014-09-22 | 2015-08-28 | Fastoxidbrændselscellestabel |
US15/512,923 US20170294673A1 (en) | 2014-09-22 | 2015-08-28 | Solid oxide fuel cell stack |
US17/486,052 US11735758B2 (en) | 2014-09-22 | 2021-09-27 | Solid oxide fuel cell stack |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019003794A (ja) * | 2017-06-14 | 2019-01-10 | 日本特殊陶業株式会社 | 電気化学反応セルスタック |
JP2021022460A (ja) * | 2019-07-26 | 2021-02-18 | 森村Sofcテクノロジー株式会社 | 電気化学反応セルスタック |
DE102021117551A1 (de) | 2020-07-14 | 2022-01-20 | Morimura Sofc Technology Co., Ltd. | Elektrochemischer Reaktionszellenstapel |
Families Citing this family (8)
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KR20180034454A (ko) * | 2015-08-10 | 2018-04-04 | 스미토모 세이미츠 고교 가부시키가이샤 | 연료 전지 |
WO2018155111A1 (ja) * | 2017-02-27 | 2018-08-30 | 日本特殊陶業株式会社 | 電気化学反応単位、電気化学反応セルスタック、および、電気化学反応単位の製造方法 |
CN110326143B (zh) * | 2017-02-27 | 2022-08-26 | 森村索福克科技股份有限公司 | 电化学反应单位和电化学反应电池组 |
EP3686978A4 (en) * | 2017-09-22 | 2020-11-18 | Nissan Motor Co., Ltd. | SPRING ELEMENT, FUEL CELL UNIT, FUEL CELL STACK AND METHOD FOR MANUFACTURING A FUEL CELL STACK |
CN111902989A (zh) * | 2018-03-30 | 2020-11-06 | 大阪瓦斯株式会社 | 电化学模块、电化学模块的组装方法、电化学装置和能源系统 |
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US20170294673A1 (en) | 2017-10-12 |
WO2016047048A1 (ja) | 2016-03-31 |
CA2962229C (en) | 2020-03-31 |
US20220013801A1 (en) | 2022-01-13 |
DK3200267T3 (da) | 2020-01-20 |
CA2962229A1 (en) | 2016-03-31 |
EP3200267B1 (en) | 2019-10-09 |
JP6317222B2 (ja) | 2018-04-25 |
CN106716700B (zh) | 2019-08-06 |
US11735758B2 (en) | 2023-08-22 |
EP3200267A4 (en) | 2018-03-28 |
KR20170043626A (ko) | 2017-04-21 |
KR101931892B1 (ko) | 2018-12-21 |
CN106716700A (zh) | 2017-05-24 |
EP3200267A1 (en) | 2017-08-02 |
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