JP4812374B2 - 組成傾斜型酸素分離膜 - Google Patents
組成傾斜型酸素分離膜 Download PDFInfo
- Publication number
- JP4812374B2 JP4812374B2 JP2005257140A JP2005257140A JP4812374B2 JP 4812374 B2 JP4812374 B2 JP 4812374B2 JP 2005257140 A JP2005257140 A JP 2005257140A JP 2005257140 A JP2005257140 A JP 2005257140A JP 4812374 B2 JP4812374 B2 JP 4812374B2
- Authority
- JP
- Japan
- Prior art keywords
- layer
- oxygen
- separation membrane
- oxygen separation
- reduction
- 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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- 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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- Separation Using Semi-Permeable Membranes (AREA)
- Compounds Of Iron (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
- Fuel Cell (AREA)
Description
[{(1+Ered/100)-(1+Eair/100)}/(1+Eair/100)]×100 ・・・(1)
CH4+1/2O2 → CO+2H2 ・・・(5)
LN =[N2量(cc/min)/全ガス量(cc/min)]×100 ・・・(6)
Claims (4)
- 一般式(Ln1-xAex)MO3(但し、Lnはランタノイドのうちの1種または2種以上の組合せ、AeはBa、Sr、Caのうちから選ばれる1種または2種以上の組合せ、MはTi,Zr,Al,Ga,Nb,Ta,Fe,Co,Ni,Cu,Cr,Mn,Rh,Pd,Pt,およびAuのうちから選ばれる1種または2種以上の組合せ、0≦x≦1)で表される第1の混合伝導体から成る第1層と、
前記一般式で表され且つ前記第1の混合伝導体よりも還元膨張率が大きい第2の混合伝導体から成り前記第1層に積層された第2層と
を、含むことを特徴とする組成傾斜型酸素分離膜。 - 前記第1層は0.14(%)未満の還元膨張率を有し、且つ前記第2層は0.14(%)以上の還元膨張率を有することを特徴とする請求項1に記載の組成傾斜型酸素分離膜。
- 前記第1層は厚さ寸法を0.5(mm)としたときに3(cc/min/cm2)以上の酸素透過速度を有し、且つ前記第2層は厚さ寸法を0.5(mm)としたときに8(cc/min/cm2)以上の酸素透過速度を有することを特徴とする請求項1または請求項2に記載の組成傾斜型酸素分離膜。
- 前記第1層および前記第2層は緻密質であることを特徴とする請求項1〜請求項3の何れかに記載の組成傾斜型酸素分離膜。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005257140A JP4812374B2 (ja) | 2005-09-05 | 2005-09-05 | 組成傾斜型酸素分離膜 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2005257140A JP4812374B2 (ja) | 2005-09-05 | 2005-09-05 | 組成傾斜型酸素分離膜 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007069090A JP2007069090A (ja) | 2007-03-22 |
JP4812374B2 true JP4812374B2 (ja) | 2011-11-09 |
Family
ID=37931011
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2005257140A Expired - Fee Related JP4812374B2 (ja) | 2005-09-05 | 2005-09-05 | 組成傾斜型酸素分離膜 |
Country Status (1)
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JP (1) | JP4812374B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4933757B2 (ja) * | 2005-09-05 | 2012-05-16 | 株式会社ノリタケカンパニーリミテド | 非電子伝導性組成傾斜型固体電解質膜 |
JP4500762B2 (ja) * | 2005-10-27 | 2010-07-14 | 株式会社ノリタケカンパニーリミテド | 組成傾斜構造を有する酸素分離膜 |
JP4500763B2 (ja) * | 2005-10-31 | 2010-07-14 | 株式会社ノリタケカンパニーリミテド | 組成傾斜型酸素分離膜 |
JP5956227B2 (ja) * | 2012-04-13 | 2016-07-27 | 日本特殊陶業株式会社 | 酸素透過膜 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002292234A (ja) * | 2001-03-30 | 2002-10-08 | Tokyo Gas Co Ltd | 酸素透過用構造体及び酸素製造装置 |
CA2466484C (en) * | 2001-11-09 | 2009-09-22 | Takehiro Suzuki | Ceramic member with oxygen ion conductivity and use thereof |
JP4149337B2 (ja) * | 2003-09-09 | 2008-09-10 | 株式会社ノリタケカンパニーリミテド | 酸素分離膜エレメント及びその製造方法 |
JP2005116478A (ja) * | 2003-10-10 | 2005-04-28 | National Institute Of Advanced Industrial & Technology | 酸素イオン透過膜構造体 |
-
2005
- 2005-09-05 JP JP2005257140A patent/JP4812374B2/ja not_active Expired - Fee Related
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Publication number | Publication date |
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JP2007069090A (ja) | 2007-03-22 |
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