JP2008166195A - 溶融炭酸塩燃料電池の電解質含浸空気極製造方法 - Google Patents
溶融炭酸塩燃料電池の電解質含浸空気極製造方法 Download PDFInfo
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- H01M8/141—Fuel cells with fused electrolytes the anode and the cathode being gas-permeable electrodes or electrode layers
- H01M8/142—Fuel cells with fused electrolytes the anode and the cathode being gas-permeable electrodes or electrode layers with matrix-supported or semi-solid matrix-reinforced electrolyte
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- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M2004/8678—Inert electrodes with catalytic activity, e.g. for fuel cells characterised by the polarity
- H01M2004/8689—Positive electrodes
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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
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- H01M8/14—Fuel cells with fused electrolytes
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- Y02E60/50—Fuel cells
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- 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
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Abstract
【解決手段】焼結工程によって前記空気極を製造する段階と、前記空気極の一面上に、共晶塩の組成に合わせて粉末に形成された前記電解質を均一に分散させる段階と、前記空気極の一面上に均一に分散した前記電解質の粉末を一定の圧力で加圧して前記空気極に圧着させる段階と、前記空気極に圧着された前記電解質の粉末を熱処理によって前記空気極に含浸させる段階とを含む、溶融炭酸塩燃料電池の電解質含浸空気極製造方法を提供する。
【選択図】図6
Description
図1を参照すると、この種の一般な溶融炭酸塩燃料電池は、空気極3、マトリックス5及び燃料極6を含む。イオンの流れを円滑にするために、マトリックス5内には、通常、電解質が含浸されている。
20 空気極電流集電板ガス流路
30 空気極
50 マトリックス
60 燃料極
70 燃料極電流集電板ガス流路
80 燃料極電流集電板
90 電解質
100 黒鉛支持板
110 黒鉛治具
120 圧着ローラー
130 分散装置
131 振動機
S100:焼結工程によって空気極を製造
S200:空気極を黒鉛支持板に据え置き、黒鉛治具で固定
S300:分散装置によって電解質の粉末を空気極に分散
S400:分散した電解質の粉末を圧着ローラーで空気極に圧着
S500:圧着された電解質の粉末上に黒鉛板を据え置き
S600:空気極に圧着された電解質の粉末を熱処理によって空気極に含浸
Claims (8)
- 溶融炭酸塩燃料電池に含まれる空気極に電解質を含浸させる方法において、
a)焼結工程によって前記空気極を製造する段階と、
b)前記空気極の一面上に、共晶塩の組成に合わせて粉末に形成された前記電解質を均一に分散させる段階と、c)前記空気極の一面上に均一に分散した前記電解質の粉末を一定の圧力で加圧して前記空気極に圧着させる段階と、
d)前記空気極に圧着された前記電解質の粉末を熱処理によって前記空気極に含浸させる段階と、を含むことを特徴とする、溶融炭酸塩燃料電池の電解質含浸空気極製造方法。 - 前記b)段階は、
b1)前記電解質の粉末を分散させるとき、前記空気極を一定の位置に固定しながら、前記分散した電解質が前記空気極の一面から離脱するのを防止するために、前記空気極を据え置きにする黒鉛支持板、及び前記黒鉛支持板の一端部と他端部に垂直に連設され、前記空気極の一端と他端を固定させる黒鉛治具によって前記空気極を固定させる段階を含むことを特徴とする、請求項1に記載の溶融炭酸塩燃料電池の電解質含浸空気極製造方法。 - 前記b)段階は、
b2)前記電解質の粉末を分散させるために、組み込まれた振動機で一定の振動を起こし、前記空気極の一面上で前記空気極の一端から他端に移動しながら、前記電解質の粉末を前記空気極の一面に均一に分散させる分散装置によって前記電解質を分散させる段階を含むことを特徴とする、請求項2に記載の溶融炭酸塩燃料電池の電解質含浸空気極製造方法。 - 前記c)段階は、
c1)圧着ローラーによって前記電解質の粉末を前記空気極の一面に圧着させることを特徴とする、請求項1に記載の溶融炭酸塩燃料電池の電解質含浸空気極製造方法。 - 前記c)段階は、
c2)前記空気極の一面に圧着された前記電解質の粉末に一定の圧力を印加し得るように、一定の荷重を持つ黒鉛板を、前記空気極の一面上に分散した前記電解質の粉末上に据え置きにする段階を含むことを特徴とする、請求項4に記載の溶融炭酸塩燃料電池の電解質含浸空気極製造方法。 - 前記d)段階は、
550℃〜650℃の温度範囲を保つ熱処理炉内の還元雰囲気で、前記空気極の一面に圧着された前記電解質の粉末を溶かして前記空気極に含浸させる段階を含むことを特徴とする、請求項1に記載の溶融炭酸塩燃料電池の電解質含浸空気極製造方法。 - 前記電解質の粉末は、
10マイクロメートル以下の直径を有し、炭酸リチウムと炭酸カリウムの組成、または炭酸リチウムと炭酸ナトリウムの組成で形成されることを特徴とする、請求項1に記載の溶融炭酸塩燃料電池の電解質含浸空気極製造方法。 - 前記空気極は、0.8mm以上の厚さに形成されることを特徴とする、請求項1に記載の溶融炭酸塩燃料電池の電解質含浸空気極製造方法。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2006-0136051 | 2006-12-28 | ||
| KR1020060136051A KR100874331B1 (ko) | 2006-12-28 | 2006-12-28 | 용융탄산염 연료전지의 전해질 함침 공기극 제조방법 |
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| Publication Number | Publication Date |
|---|---|
| JP2008166195A true JP2008166195A (ja) | 2008-07-17 |
| JP5064023B2 JP5064023B2 (ja) | 2012-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2006356366A Expired - Fee Related JP5064023B2 (ja) | 2006-12-28 | 2006-12-28 | 溶融炭酸塩燃料電池の電解質含浸空気極製造方法 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US8007859B2 (ja) |
| JP (1) | JP5064023B2 (ja) |
| KR (1) | KR100874331B1 (ja) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008166286A (ja) * | 2006-12-29 | 2008-07-17 | Doosan Heavy Industries & Construction Co Ltd | 湿式法を利用する溶融炭酸塩燃料電池の電解質含浸電極の製造方法 |
| JP2013524476A (ja) * | 2010-04-14 | 2013-06-17 | ドゥサン ヘヴィー インダストリーズ アンド コンストラクション カンパニー リミテッド | 電解質含浸空気極の製造方法 |
| KR101292256B1 (ko) | 2012-04-06 | 2013-08-01 | 한국에너지기술연구원 | 평관형 고체산화물 셀 스택 열처리용 지그 |
| JP2023522525A (ja) * | 2021-03-19 | 2023-05-31 | 華能国際電力股分有限公司 | 溶融炭酸塩型電池の電解質添加方法 |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101047699B1 (ko) * | 2008-12-26 | 2011-07-08 | 두산중공업 주식회사 | 용융탄산염 연료전지용 전해질 함침형 다공성 건식 전극의 제조 방법 |
| KR101047717B1 (ko) * | 2008-12-26 | 2011-07-08 | 두산중공업 주식회사 | 용융탄산염 연료전지용 전해질 함침형 다공성 금속 전극의 동시 건식 제조 방법 |
| FR2961350B1 (fr) * | 2010-06-11 | 2012-08-03 | Commissariat Energie Atomique | Procede de fabrication de cellules electrochimiques elementaires pour systemes electrochimiques producteurs d'energie ou d'hydrogene, notamment du type sofc et eht |
| US8557468B2 (en) | 2010-07-21 | 2013-10-15 | Fuelcell Energy, Inc. | High performance electrolyte for molten carbonate fuel cells comprising carbonate electrolyte doped with additive material(s) and lithium precursor(s) |
| KR101250259B1 (ko) * | 2011-01-28 | 2013-04-04 | 두산중공업 주식회사 | 전해질이 함침된 용융탄산염 연료전지용 전극 제조방법 |
| JPWO2022163110A1 (ja) * | 2021-01-27 | 2022-08-04 |
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2006
- 2006-12-28 KR KR1020060136051A patent/KR100874331B1/ko not_active Expired - Fee Related
- 2006-12-28 US US11/617,478 patent/US8007859B2/en active Active
- 2006-12-28 JP JP2006356366A patent/JP5064023B2/ja not_active Expired - Fee Related
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| JP2008166286A (ja) * | 2006-12-29 | 2008-07-17 | Doosan Heavy Industries & Construction Co Ltd | 湿式法を利用する溶融炭酸塩燃料電池の電解質含浸電極の製造方法 |
| JP2013524476A (ja) * | 2010-04-14 | 2013-06-17 | ドゥサン ヘヴィー インダストリーズ アンド コンストラクション カンパニー リミテッド | 電解質含浸空気極の製造方法 |
| US8911820B2 (en) | 2010-04-14 | 2014-12-16 | Doosan Heavy Industries & Construction Co., Ltd. | Fabrication method of electrolyte impregnanted cathodes |
| KR101292256B1 (ko) | 2012-04-06 | 2013-08-01 | 한국에너지기술연구원 | 평관형 고체산화물 셀 스택 열처리용 지그 |
| JP2023522525A (ja) * | 2021-03-19 | 2023-05-31 | 華能国際電力股分有限公司 | 溶融炭酸塩型電池の電解質添加方法 |
| JP7338068B2 (ja) | 2021-03-19 | 2023-09-04 | 華能国際電力股分有限公司 | 溶融炭酸塩型電池の電解質添加方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100874331B1 (ko) | 2008-12-18 |
| US8007859B2 (en) | 2011-08-30 |
| KR20080061123A (ko) | 2008-07-02 |
| US20080160181A1 (en) | 2008-07-03 |
| JP5064023B2 (ja) | 2012-10-31 |
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