KR100718113B1 - 연료전지의 바이폴라 플레이트 및 연료전지 - Google Patents
연료전지의 바이폴라 플레이트 및 연료전지 Download PDFInfo
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- KR100718113B1 KR100718113B1 KR1020060009008A KR20060009008A KR100718113B1 KR 100718113 B1 KR100718113 B1 KR 100718113B1 KR 1020060009008 A KR1020060009008 A KR 1020060009008A KR 20060009008 A KR20060009008 A KR 20060009008A KR 100718113 B1 KR100718113 B1 KR 100718113B1
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- Prior art keywords
- fuel
- section
- channel
- bipolar plate
- flow channel
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- 239000000446 fuel Substances 0.000 title claims abstract description 96
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 14
- 239000001257 hydrogen Substances 0.000 claims description 13
- 229910052739 hydrogen Inorganic materials 0.000 claims description 13
- 239000007800 oxidant agent Substances 0.000 claims description 12
- 230000001590 oxidative effect Effects 0.000 claims description 12
- 239000012528 membrane Substances 0.000 claims description 10
- 239000003792 electrolyte Substances 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 18
- 239000001301 oxygen Substances 0.000 description 18
- 229910052760 oxygen Inorganic materials 0.000 description 18
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 229910002091 carbon monoxide Inorganic materials 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 5
- 239000012530 fluid Substances 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 239000002574 poison Substances 0.000 description 2
- 231100000614 poison Toxicity 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
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/26—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass heat exchangers or the like
-
- 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
- H01M8/0258—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant
- H01M8/0265—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant the reactant or coolant channels having varying cross sections
-
- 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
- H01M8/1007—Fuel cells with solid electrolytes with both reactants being gaseous or vaporised
-
- 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
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
- H01M8/2484—Details of groupings of fuel cells characterised by external manifolds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/08—Making tubes with welded or soldered seams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
- B21D5/10—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes
- B21D5/12—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes making use of forming-rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D79/00—Methods, machines, or devices not covered elsewhere, for working metal by removal of material
- B23D79/02—Machines or devices for scraping
- B23D79/021—Machines or devices for scraping for removing welding, brazing or soldering burrs, e.g. flash, on pipes or rods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K13/00—Welding by high-frequency current heating
- B23K13/01—Welding by high-frequency current heating by induction heating
- B23K13/02—Seam welding
-
- 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
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
- Y10T428/2457—Parallel ribs and/or grooves
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (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)
- Mechanical Engineering (AREA)
- Fuel Cell (AREA)
Abstract
Description
Claims (8)
- 연료가 유동하는 복수의 유로채널이 형성된 연료전지의 바이폴라 플레이트에 있어서,상기 연료의 흐르는 방향에 있어서, 상기 유로채널은 복수의 구간으로 구분되어서 형성되며,상기 연료가 인입되는 구간으로부터 상기 연료가 배출되는 구간으로 갈수록 상기 유로채널들의 총단면적은 감소되며,상기 구간들 사이에는 복수의 돌출부가 형성되며, 상기 돌출부는 상기 유로채널을 통과한 상기 연료들을 혼합하는 것을 특징으로 하는 바이폴라 플레이트.
- 제 1 항에 있어서,상기 유로채널은 직선적으로 형성된 것을 특징으로 하는 바이폴라 플레이트.
- 제 1 항에 있어서,상기 연료가 인입되는 구간으로부터 상기 연료가 배출되는 구간으로 갈수록 상기 유로채널들의 총개구면적률은 증가되는 것을 특징으로 하는 바이폴라 플레이트.
- 제 1 항에 있어서,상기 구간은 두 개 또는 세 개의 구간으로 형성된 것을 특징으로 하는 바이폴라 플레이트.
- 전해질막의 양면에 각각 마련되는 애노드 전극 및 캐소드 전극을 구비하는 멤브레인 전극 어셈블리(MEA)가 적층된 복수의 바이폴라 플레이트 사이에 개재된 연료전지에 있어서,상기 바이폴라 플레이트는, 상기 애노드 전극 및 상기 캐소드 전극에 각각 수소연료 또는 산화제 연료를 공급하는 복수의 유로채널을 구비하며,상기 애노드 전극 및 상기 캐소드 전극 중 적어도 어느 하나의 전극에 상기 연료를 공급하는 상기 유로채널은 상기 연료의 흐르는 방향에 있어서, 복수의 구간으로 구분되어서 형성되며, 상기 연료가 인입되는 구간으로부터 상기 연료가 배출되는 구간으로 갈수록 상기 유로채널들의 총단면적은 감소되며,상기 구간들 사이에는 복수의 돌출부가 형성되며, 상기 돌출부는 상기 유로채널을 통과한 상기 연료들을 혼합하는 것을 특징으로 하는 연료전지.
- 제 5 항에 있어서,상기 유로채널은 직선적으로 형성된 것을 특징으로 하는 연료전지.
- 제 5 항에 있어서,상기 연료가 인입되는 구간으로부터 상기 연료가 배출되는 구간으로 갈수록 상기 유로채널들의 총개구면적률은 증가되는 것을 특징으로 하는 연료전지.
- 제 5 항에 있어서,상기 구간은 두 개 또는 세 개의 구간으로 형성된 것을 특징으로 하는 연료전지.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060009008A KR100718113B1 (ko) | 2006-01-27 | 2006-01-27 | 연료전지의 바이폴라 플레이트 및 연료전지 |
CNB2006101215595A CN100536203C (zh) | 2006-01-27 | 2006-08-22 | 用于燃料电池的双极板 |
US11/513,254 US8329358B2 (en) | 2006-01-27 | 2006-08-31 | Bipolar plate for fuel cell and fuel cell having the same |
JP2006326520A JP4755574B2 (ja) | 2006-01-27 | 2006-12-04 | バイポーラプレートおよび燃料電池 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020060009008A KR100718113B1 (ko) | 2006-01-27 | 2006-01-27 | 연료전지의 바이폴라 플레이트 및 연료전지 |
Publications (1)
Publication Number | Publication Date |
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KR100718113B1 true KR100718113B1 (ko) | 2007-05-15 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020060009008A KR100718113B1 (ko) | 2006-01-27 | 2006-01-27 | 연료전지의 바이폴라 플레이트 및 연료전지 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8329358B2 (ko) |
JP (1) | JP4755574B2 (ko) |
KR (1) | KR100718113B1 (ko) |
CN (1) | CN100536203C (ko) |
Cited By (5)
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KR20150109589A (ko) * | 2014-03-20 | 2015-10-02 | 주식회사 엘지화학 | 연료전지의 바이폴라 플레이트 |
KR20160139280A (ko) * | 2015-05-27 | 2016-12-07 | 주식회사 엘지화학 | 분리판 및 이를 포함하는 연료 전지 스택 |
KR101746137B1 (ko) * | 2014-10-14 | 2017-06-12 | 주식회사 엘지화학 | 고체산화물 전지의 바이폴라 플레이트 |
US9911990B2 (en) | 2013-10-01 | 2018-03-06 | Samsung Electronics Co., Ltd. | Fuel cell stack including end plate having insertion hole |
CN111987330A (zh) * | 2020-08-13 | 2020-11-24 | 珠海格力电器股份有限公司 | 双极板和燃料电池 |
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Also Published As
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US20070178359A1 (en) | 2007-08-02 |
JP4755574B2 (ja) | 2011-08-24 |
US8329358B2 (en) | 2012-12-11 |
CN101009377A (zh) | 2007-08-01 |
CN100536203C (zh) | 2009-09-02 |
JP2007200864A (ja) | 2007-08-09 |
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