KR100972188B1 - 직접 알코올 연료전지의 성능 회복방법 - Google Patents
직접 알코올 연료전지의 성능 회복방법 Download PDFInfo
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- KR100972188B1 KR100972188B1 KR1020070131209A KR20070131209A KR100972188B1 KR 100972188 B1 KR100972188 B1 KR 100972188B1 KR 1020070131209 A KR1020070131209 A KR 1020070131209A KR 20070131209 A KR20070131209 A KR 20070131209A KR 100972188 B1 KR100972188 B1 KR 100972188B1
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- KR
- South Korea
- Prior art keywords
- fuel cell
- alcohol fuel
- performance
- hydrogen
- direct alcohol
- 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.)
- Expired - Fee Related
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- 239000000446 fuel Substances 0.000 title claims abstract description 89
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims abstract description 71
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000011084 recovery Methods 0.000 title abstract description 11
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 42
- 239000002253 acid Substances 0.000 claims abstract description 17
- 239000000203 mixture Substances 0.000 claims abstract 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 75
- 229910052739 hydrogen Inorganic materials 0.000 claims description 40
- 239000001257 hydrogen Substances 0.000 claims description 39
- 239000007789 gas Substances 0.000 claims description 22
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 15
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 239000011261 inert gas Substances 0.000 claims description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 6
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 6
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 6
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 4
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 4
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 claims description 4
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 2
- 235000011054 acetic acid Nutrition 0.000 claims description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 2
- 229910052786 argon Inorganic materials 0.000 claims description 2
- 235000015165 citric acid Nutrition 0.000 claims description 2
- 235000019253 formic acid Nutrition 0.000 claims description 2
- 239000001307 helium Substances 0.000 claims description 2
- 229910052734 helium Inorganic materials 0.000 claims description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 2
- 229910017604 nitric acid Inorganic materials 0.000 claims description 2
- 235000006408 oxalic acid Nutrition 0.000 claims description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims description 2
- 230000008929 regeneration Effects 0.000 abstract description 3
- 238000011069 regeneration method Methods 0.000 abstract description 3
- 210000004027 cell Anatomy 0.000 description 70
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 8
- 239000003054 catalyst Substances 0.000 description 7
- 238000002360 preparation method Methods 0.000 description 6
- 239000004809 Teflon Substances 0.000 description 5
- 229920006362 Teflon® Polymers 0.000 description 5
- 239000012528 membrane Substances 0.000 description 4
- 229920000557 Nafion® Polymers 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 229920000554 ionomer Polymers 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 210000000170 cell membrane Anatomy 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 239000007784 solid electrolyte Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical group O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/043—Processes for controlling fuel cells or fuel cell systems applied during specific periods
-
- 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
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04201—Reactant storage and supply, e.g. means for feeding, pipes
- H01M8/04216—Reactant storage and supply, e.g. means for feeding, pipes characterised by the choice for a specific material, e.g. carbon, hydride, absorbent
-
- 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
- H01M8/1009—Fuel cells with solid electrolytes with one of the reactants being liquid, solid or liquid-charged
- H01M8/1011—Direct alcohol fuel cells [DAFC], e.g. direct methanol fuel cells [DMFC]
-
- 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
- H01M8/1009—Fuel cells with solid electrolytes with one of the reactants being liquid, solid or liquid-charged
- H01M8/1011—Direct alcohol fuel cells [DAFC], e.g. direct methanol fuel cells [DMFC]
- H01M8/1013—Other direct alcohol fuel cells [DAFC]
-
- 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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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
Abstract
Description
Claims (9)
- 성능이 저하된 직접 알코올 연료전지의 음극에 산용액을 0.1ml/min∼100ml/min으로 공급하고, 양극에 수소 또는 수소 혼합 기체를 공급하고 직접 알코올 연료전지의 전압을 조절하는 것을 특징으로 하는 성능이 저하된 직접 알코올 연료전지의 성능 회복방법.
- 제1항에 있어서, 직접 알코올 연료전지의 알코올은 메탄올, 에탄올, 이소프로필알코올, 프로판올, 부탄올 중에서 선택된 어느 하나 이상인 것을 특징으로 하는 성능이 저하된 직접 알코올 연료전지의 성능 회복방법.
- 제1항에 있어서, 산 용액은 황산, 질산, 염산, 인산, 과염소산, 아세트산, 포름산, 시트르산, 옥살산 중에서 선택된 어느 하나 이상인 것을 특징으로 하는 성능이 저하된 직접 알코올 연료전지의 성능 회복방법.
- 제1항에 있어서, 산 용액의 농도는 0.1∼10몰농도(M)인 것을 특징으로 하는 성능이 저하된 직접 알코올 연료전지의 성능 회복방법.
- 삭제
- 제1항에 있어서, 수소 혼합 기체는 수소와 비활성기체로서 질소, 헬륨, 아르곤 중에서 선택된 어느 하나 이상이 혼합된 것 임을 특징으로 하는 성능이 저하된 직접 알코올 연료전지의 성능 회복방법.
- 제1항에 있어서, 수소 혼합 기체는 수소 0.1∼99.9부피%와 비활성기체 0.1∼99.9부피%로 이루어진 기체를 양극에 공급하는 것을 특징으로 하는 성능이 저하된 직접 알코올 연료전지의 성능 회복방법.
- 제1항에 있어서, 수소 또는 수소 혼합 기체는 1cc/min∼1000cc/min으로 양극에 공급하는 것을 특징으로 하는 성능이 저하된 직접 알코올 연료전지의 성능 회복방법.
- 제1항에 있어서, 직접 알코올 연료전지의 전압을 0.1∼1.5V으로 1∼240분 동안 조절하는 것을 특징으로 하는 성능이 저하된 직접 알코올 연료전지의 성능 회복방법.
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Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070131209A KR100972188B1 (ko) | 2007-12-14 | 2007-12-14 | 직접 알코올 연료전지의 성능 회복방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020070131209A KR100972188B1 (ko) | 2007-12-14 | 2007-12-14 | 직접 알코올 연료전지의 성능 회복방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090063735A KR20090063735A (ko) | 2009-06-18 |
KR100972188B1 true KR100972188B1 (ko) | 2010-07-26 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020070131209A Expired - Fee Related KR100972188B1 (ko) | 2007-12-14 | 2007-12-14 | 직접 알코올 연료전지의 성능 회복방법 |
Country Status (1)
Country | Link |
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KR (1) | KR100972188B1 (ko) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03192662A (ja) * | 1989-12-21 | 1991-08-22 | Chiyoda Corp | レドックスフロー電池の電池容量回復方法 |
JPH0714592A (ja) * | 1993-06-25 | 1995-01-17 | Ishikawajima Harima Heavy Ind Co Ltd | 溶融炭酸塩型燃料電池の再生方法 |
KR20020020966A (ko) * | 1999-09-17 | 2002-03-16 | 모리시타 요이찌 | 고분자 전해질형 연료전지의 특성회복방법 |
JP2005071860A (ja) | 2003-08-26 | 2005-03-17 | Toyota Motor Corp | 燃料電池の保管・再生方法及び該方法により保管・再生された燃料電池及び燃料電池システム |
-
2007
- 2007-12-14 KR KR1020070131209A patent/KR100972188B1/ko not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03192662A (ja) * | 1989-12-21 | 1991-08-22 | Chiyoda Corp | レドックスフロー電池の電池容量回復方法 |
JPH0714592A (ja) * | 1993-06-25 | 1995-01-17 | Ishikawajima Harima Heavy Ind Co Ltd | 溶融炭酸塩型燃料電池の再生方法 |
KR20020020966A (ko) * | 1999-09-17 | 2002-03-16 | 모리시타 요이찌 | 고분자 전해질형 연료전지의 특성회복방법 |
JP2005071860A (ja) | 2003-08-26 | 2005-03-17 | Toyota Motor Corp | 燃料電池の保管・再生方法及び該方法により保管・再生された燃料電池及び燃料電池システム |
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Publication number | Publication date |
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KR20090063735A (ko) | 2009-06-18 |
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