KR0123743B1 - 연료전지 전극의 전처리 방법 - Google Patents
연료전지 전극의 전처리 방법Info
- Publication number
- KR0123743B1 KR0123743B1 KR1019940001294A KR19940001294A KR0123743B1 KR 0123743 B1 KR0123743 B1 KR 0123743B1 KR 1019940001294 A KR1019940001294 A KR 1019940001294A KR 19940001294 A KR19940001294 A KR 19940001294A KR 0123743 B1 KR0123743 B1 KR 0123743B1
- Authority
- KR
- South Korea
- Prior art keywords
- electrode
- fuel cell
- electrodes
- electrolyte
- pores
- Prior art date
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 44
- 238000002203 pretreatment Methods 0.000 title claims description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000003792 electrolyte Substances 0.000 abstract description 15
- 239000011148 porous material Substances 0.000 abstract description 15
- 239000007789 gas Substances 0.000 abstract description 14
- 238000009792 diffusion process Methods 0.000 abstract description 11
- 239000001257 hydrogen Substances 0.000 abstract description 11
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 10
- 230000035515 penetration Effects 0.000 abstract description 8
- 230000008859 change Effects 0.000 abstract description 6
- 239000008151 electrolyte solution Substances 0.000 abstract description 6
- 230000006872 improvement Effects 0.000 abstract description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 22
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 239000001301 oxygen Substances 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
- -1 hydrogen cations Chemical class 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- 239000007800 oxidant agent Substances 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 description 3
- 239000004809 Teflon Substances 0.000 description 2
- 229920006362 Teflon® Polymers 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000003487 electrochemical reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 238000010248 power generation 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
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003411 electrode reaction Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007784 solid electrolyte Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- H01M8/04223—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids during start-up or shut-down; Depolarisation or activation, e.g. purging; Means for short-circuiting defective fuel cells
-
- 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
- H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
- H01M8/04858—Electric variables
- H01M8/04865—Voltage
-
- 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
Landscapes
- 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 (3)
- 연료전지의 조립후, 음극 및 양극에 수소 기체를 공급하면서 양쪽 전극 사이의 상대전압을 소정의 범위내에서 변화시키는 것을 특징으로 하는 연료전지 전극의 전처리 방법.
- 제1항에 있어서, 양쪽 전극 사이의 상대전압이 +0.6V로 부터 -0.6V 까지의 범위 내지 +2V로부터 -2V까지의 범위내에서 변화되도록 처리하는 것을 특징으로 하는 연료전지 전극의 전처리 방법.
- 제1항 또는 제2항에 있어서, 양쪽 전극 사이의 상대전압이 양쪽 전극에 전류를 변화시키면서 통하여 주는 것에 의하여 변화되도록 처리하는 것을 특징으로 하는 연료전리 전극의 전처리 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940001294A KR0123743B1 (ko) | 1994-01-25 | 1994-01-25 | 연료전지 전극의 전처리 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940001294A KR0123743B1 (ko) | 1994-01-25 | 1994-01-25 | 연료전지 전극의 전처리 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950024366A KR950024366A (ko) | 1995-08-21 |
KR0123743B1 true KR0123743B1 (ko) | 1997-12-09 |
Family
ID=19376193
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940001294A KR0123743B1 (ko) | 1994-01-25 | 1994-01-25 | 연료전지 전극의 전처리 방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR0123743B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102534315B1 (ko) * | 2022-03-03 | 2023-05-30 | 신상용 | 다층 메쉬실린더 반복 배열 동심원 구조를 갖는 수소 활성화 촉진장치 |
-
1994
- 1994-01-25 KR KR1019940001294A patent/KR0123743B1/ko not_active IP Right Cessation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102534315B1 (ko) * | 2022-03-03 | 2023-05-30 | 신상용 | 다층 메쉬실린더 반복 배열 동심원 구조를 갖는 수소 활성화 촉진장치 |
WO2023167526A1 (ko) * | 2022-03-03 | 2023-09-07 | 신상용 | 다층 메쉬실린더 반복 배열 동심원 구조를 갖는 수소 활성화 촉진장치 |
Also Published As
Publication number | Publication date |
---|---|
KR950024366A (ko) | 1995-08-21 |
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