JP6927547B2 - 固体酸化物燃料電池 - Google Patents
固体酸化物燃料電池 Download PDFInfo
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- 239000000446 fuel Substances 0.000 title claims description 104
- 239000007787 solid Substances 0.000 title claims description 21
- 238000000926 separation method Methods 0.000 claims description 68
- 239000012528 membrane Substances 0.000 claims description 63
- 239000003792 electrolyte Substances 0.000 claims description 20
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical group [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 16
- 229910000480 nickel oxide Inorganic materials 0.000 claims description 15
- 229910052759 nickel Inorganic materials 0.000 claims description 8
- 239000006260 foam Substances 0.000 claims description 7
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 21
- 239000002002 slurry Substances 0.000 description 18
- 239000000203 mixture Substances 0.000 description 13
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- 239000007800 oxidant agent Substances 0.000 description 9
- 239000006229 carbon black Substances 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 239000011230 binding agent Substances 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 7
- 238000005259 measurement Methods 0.000 description 7
- 230000001590 oxidative effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 229910002132 La0.6Sr0.4Co0.2Fe0.8O3-δ Inorganic materials 0.000 description 4
- 229910002131 La0.6Sr0.4Co0.2Fe0.8O3–δ Inorganic materials 0.000 description 4
- 229910002130 La0.6Sr0.4Co0.2Fe0.8O3−δ Inorganic materials 0.000 description 4
- 229910021320 cobalt-lanthanum-strontium oxide Inorganic materials 0.000 description 4
- 239000002270 dispersing agent Substances 0.000 description 4
- 239000004014 plasticizer Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000002828 fuel tank Substances 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 229910021526 gadolinium-doped ceria Inorganic materials 0.000 description 2
- 239000002346 layers by function Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000001000 micrograph Methods 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000007650 screen-printing Methods 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 238000010345 tape casting Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- GGGMJWBVJUTTLO-UHFFFAOYSA-N [Co]=O.[Sr].[La] Chemical compound [Co]=O.[Sr].[La] GGGMJWBVJUTTLO-UHFFFAOYSA-N 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 229910001026 inconel Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000005518 polymer electrolyte Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
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- 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
- H01M8/026—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant characterised by grooves, e.g. their pitch or depth
-
- 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
-
- 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
- H01M8/023—Porous and characterised by the material
- H01M8/0232—Metals or alloys
-
- 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
-
- 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
- H01M8/023—Porous and characterised by the material
- H01M8/0236—Glass; Ceramics; Cermets
-
- 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
- H01M8/023—Porous and characterised by the material
- H01M8/0241—Composites
- H01M8/0245—Composites in the form of layered or coated products
-
- 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
- H01M8/0269—Separators, collectors or interconnectors including a printed circuit board
-
- 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
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
- H01M8/124—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte
-
- 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
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
- H01M2008/1293—Fuel cells with solid oxide electrolytes
-
- 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
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- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Ceramic Engineering (AREA)
- Fuel Cell (AREA)
- Inert Electrodes (AREA)
Description
前記電解質層が備えられた空気極の面の反対面上に位置し、空気が供給され、溝部パターンと突出パターンとを有する流路パターンが備えられた第1分離膜と、
前記電解質層が備えられた燃料極の面の反対面上に位置し、燃料が供給され、溝部パターンと突出パターンとを有する流路パターンが備えられた第2分離膜と、
前記燃料極のうち前記第2分離膜と対向する面上に、前記第2分離膜の溝部パターンに沿って備えられた電気伝導性パターンとを含み、
前記電気伝導性パターンは、前記第2分離膜の溝部パターンに挿入されるものである固体酸化物燃料電池を提供する。
前記電解質層が備えられた空気極の面の反対面上に位置し、空気が供給され、溝部パターンと突出パターンとを有する流路パターンが備えられた第1分離膜と、
前記電解質層が備えられた燃料極の面の反対面上に位置し、燃料が供給され、溝部パターンと突出パターンとを有する流路パターンが備えられた第2分離膜と、
前記燃料極のうち前記第2分離膜と対向する面上に、前記第2分離膜の溝部パターンに沿って備えられた電気伝導性パターンとを含み、
前記電気伝導性パターンは、前記第2分離膜の溝部パターンに挿入されるものである固体酸化物燃料電池を提供する。
測定に用いられた固体酸化物燃料電池は、燃料極支持体(ASL、Anode Support Layer)、燃料極機能層(AFL、Anode Functional Layer)、電解質層(EL、Electrolyte Layer)、および空気極(CL、Cathode Layer)で製造した。
測定に用いられた固体酸化物燃料電池は、燃料極支持体(ASL、Anode Support Layer)、燃料極機能層(AFL、Anode Functional Layer)、電解質層(EL、Electrolyte Layer)、および空気極(CL、Cathode Layer)で製造した。
面抵抗の測定は、燃料電池セルそれぞれの電極にインコネルワイヤを連結して電気炉装備の外部に位置した面抵抗測定装備に接合させた後、4プローブ2ワイヤ(4probe 2wire)方法を利用して面抵抗を測定した。この時用いられた測定装備はsolartron1287と1260を用いた。その結果を、図9(比較例)と図10(実施例)および下記の表1に示した。
70:酸化剤供給部
80:燃料供給部
81:燃料タンク
82:ポンプ
100:電池セル
200:第1分離膜
210:第1分離膜の溝部パターン
230:第1分離膜の突出パターン
250:第1分離膜の流路パターン
300:第2分離膜
310:第2分離膜の溝部パターン
330:第2分離膜の突出パターン
350:第2分離膜の流路パターン
400:電気伝導性パターン
500:燃料極集電体
600:空気極集電体
700:追加の電気伝導性パターン
Claims (6)
- 空気極、燃料極、および前記空気極と燃料極との間に備えられた電解質層を含む電池セルと、
前記電解質層が備えられた空気極の面の反対面上に位置し、空気が供給され、溝部パターンと突出パターンとを有する流路パターンが備えられた第1分離膜と、
前記電解質層が備えられた燃料極の面の反対面上に位置し、燃料が供給され、溝部パターンと突出パターンとを有する流路パターンが備えられた第2分離膜と、
前記燃料極のうち前記第2分離膜と対向する面上に、前記第2分離膜の溝部パターンに沿って備えられた電気伝導性パターンとを含み、
前記電気伝導性パターンは、前記第2分離膜の溝部パターンに挿入され、
前記電気伝導性パターンの平均高さは、前記第2分離膜の溝部パターンの平均深さの半分以下であり、
前記電気伝導性パターンは、ニッケル酸化物であり、
前記電気伝導性パターンの気孔率は、30%以上であり、
前記燃料極と前記第2分離膜との間に備えられた燃料極集電体をさらに含み、
前記電気伝導性パターンは、前記燃料極集電体のうち前記第2分離膜と対向する面上に形成されたものであり、
前記燃料極集電体はニッケルフォームであり、
前記電気伝導性パターンの電気伝導度は、前記燃料極より高く、前記電気伝導性パターンの前記電気伝導度は、400S/cm以上である、
固体酸化物燃料電池。 - 前記第2分離膜の溝部パターンの平均線幅は、前記電気伝導性パターンの平均線幅と同一である、請求項1に記載の固体酸化物燃料電池。
- 前記空気極と第1分離膜との間に備えられた空気極集電体をさらに含む、請求項1または2に記載の固体酸化物燃料電池。
- 前記空気極のうち前記第1分離膜と対向する面上に、前記第1分離膜の突出パターンに沿って形成された追加の電気伝導性パターンをさらに含み、
前記追加の電気伝導性パターンは、前記第1分離膜の突出パターンの端部と接触するものである、請求項1〜3のいずれか1項に記載の固体酸化物燃料電池。 - 前記空気極のうち前記第1分離膜と対向する面上に、前記第1分離膜の溝部パターンに沿って形成された追加の電気伝導性パターンをさらに含み、
前記追加の電気伝導性パターンは、前記第1分離膜の溝部パターンに挿入されるものである、請求項1〜4のいずれか1項に記載の固体酸化物燃料電池。 - 請求項1〜5のいずれか1項に記載の固体酸化物燃料電池を単位電池として含む電池モジュール。
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PCT/KR2017/009259 WO2018062692A1 (ko) | 2016-09-28 | 2017-08-24 | 고체 산화물 연료전지 |
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EP (1) | EP3451427B1 (ja) |
JP (2) | JP6927547B2 (ja) |
KR (1) | KR102111830B1 (ja) |
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JP2021122025A (ja) * | 2016-09-28 | 2021-08-26 | エルジー・ケム・リミテッド | 固体酸化物燃料電池 |
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KR20180034942A (ko) | 2018-04-05 |
EP3451427A4 (en) | 2019-05-15 |
US10811699B2 (en) | 2020-10-20 |
KR102111830B1 (ko) | 2020-05-15 |
CN109314254A (zh) | 2019-02-05 |
CN109314254B (zh) | 2021-09-07 |
EP3451427B1 (en) | 2020-12-09 |
WO2018062692A1 (ko) | 2018-04-05 |
US20190221860A1 (en) | 2019-07-18 |
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