CA2208644C - Ensemble collecteur lateral destine a un empilement de cellules electrochimiques - Google Patents

Ensemble collecteur lateral destine a un empilement de cellules electrochimiques Download PDF

Info

Publication number: CA2208644C
Authority: CA; Canada
Prior art keywords: manifold; fuel cell; plate; edge; plates
Prior art date: 1994-12-27
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

Application number

CA002208644A

Other languages

English (en)

Other versions

CA2208644A1 (fr

Inventor

Kirk B. Washington

John T. Kenna

Shiraz N. Ramji

Gregory A. James

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Ballard Power Systems Inc

Original Assignee

Ballard Power Systems Inc

Priority date (The priority date 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 date listed.)

1994-12-27

Filing date

1995-12-27

Publication date

2000-11-14

1994-12-27 Priority claimed from US08/363,889 external-priority patent/US5514487A/en

1995-12-27 Application filed by Ballard Power Systems Inc filed Critical Ballard Power Systems Inc

1996-07-04 Publication of CA2208644A1 publication Critical patent/CA2208644A1/fr

2000-11-14 Application granted granted Critical

2000-11-14 Publication of CA2208644C publication Critical patent/CA2208644C/fr

2015-12-27 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

239000000446 fuel Substances 0.000 title claims abstract description 148
239000012530 fluid Substances 0.000 claims abstract description 61
238000004891 communication Methods 0.000 claims abstract description 23
238000007789 sealing Methods 0.000 claims description 16
239000012777 electrically insulating material Substances 0.000 claims description 3
239000002826 coolant Substances 0.000 abstract description 45
239000000376 reactant Substances 0.000 abstract description 36
239000007800 oxidant agent Substances 0.000 description 34
230000001590 oxidative effect Effects 0.000 description 34
239000001257 hydrogen Substances 0.000 description 11
229910052739 hydrogen Inorganic materials 0.000 description 11
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 8
239000001301 oxygen Substances 0.000 description 8
229910052760 oxygen Inorganic materials 0.000 description 8
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 6
239000000853 adhesive Substances 0.000 description 6
230000001070 adhesive effect Effects 0.000 description 6
230000000694 effects Effects 0.000 description 6
239000012528 membrane Substances 0.000 description 6
229910001220 stainless steel Inorganic materials 0.000 description 6
239000010935 stainless steel Substances 0.000 description 6
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
239000007789 gas Substances 0.000 description 5
150000001450 anions Chemical class 0.000 description 4
239000003054 catalyst Substances 0.000 description 4
238000006243 chemical reaction Methods 0.000 description 4
238000001816 cooling Methods 0.000 description 4
-1 hydrogen cations Chemical class 0.000 description 4
239000003014 ion exchange membrane Substances 0.000 description 4
239000000047 product Substances 0.000 description 4
239000007787 solid Substances 0.000 description 4
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 3
230000000712 assembly Effects 0.000 description 3
238000000429 assembly Methods 0.000 description 3
239000007795 chemical reaction product Substances 0.000 description 3
239000003792 electrolyte Substances 0.000 description 3
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 3
238000000034 method Methods 0.000 description 3
229920000642 polymer Polymers 0.000 description 3
MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
238000010276 construction Methods 0.000 description 2
238000003487 electrochemical reaction Methods 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
238000012986 modification Methods 0.000 description 2
230000004048 modification Effects 0.000 description 2
BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
229920000049 Carbon (fiber) Polymers 0.000 description 1
239000004593 Epoxy Substances 0.000 description 1
239000004917 carbon fiber Substances 0.000 description 1
238000006555 catalytic reaction Methods 0.000 description 1
150000001768 cations Chemical class 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
230000006835 compression Effects 0.000 description 1
238000007906 compression Methods 0.000 description 1
230000005611 electricity Effects 0.000 description 1
239000007772 electrode material Substances 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
229910002804 graphite Inorganic materials 0.000 description 1
239000010439 graphite Substances 0.000 description 1
150000002431 hydrogen Chemical class 0.000 description 1
239000007788 liquid Substances 0.000 description 1
239000011244 liquid electrolyte Substances 0.000 description 1
239000000463 material Substances 0.000 description 1
238000013508 migration Methods 0.000 description 1
230000005012 migration Effects 0.000 description 1
238000000465 moulding Methods 0.000 description 1
239000003345 natural gas Substances 0.000 description 1
239000012466 permeate Substances 0.000 description 1
229910052697 platinum Inorganic materials 0.000 description 1
229920001084 poly(chloroprene) Polymers 0.000 description 1
239000005518 polymer electrolyte Substances 0.000 description 1
239000012858 resilient material Substances 0.000 description 1
229920003031 santoprene Polymers 0.000 description 1
239000012815 thermoplastic material Substances 0.000 description 1
229920001187 thermosetting polymer Polymers 0.000 description 1

Classifications

- 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

Fuel Cell (AREA)

CA002208644A 1994-12-27 1995-12-27 Ensemble collecteur lateral destine a un empilement de cellules electrochimiques Expired - Fee Related CA2208644C (fr)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US08/363,889		1994-12-27
US08/363,889 US5514487A (en)	1994-12-27	1994-12-27	Edge manifold assembly for an electrochemical fuel cell stack
PCT/CA1995/000721 WO1996020510A1 (fr)	1994-12-27	1995-12-27	Ensemble collecteur lateral destine a un empilement de cellules electrochimiques

Publications (2)

Publication Number	Publication Date
CA2208644A1 CA2208644A1 (fr)	1996-07-04
CA2208644C true CA2208644C (fr)	2000-11-14

Family

ID=29550755

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002208644A Expired - Fee Related CA2208644C (fr)	1994-12-27	1995-12-27	Ensemble collecteur lateral destine a un empilement de cellules electrochimiques

Country Status (1)

Country	Link
CA (1)	CA2208644C (fr)

1995
- 1995-12-27 CA CA002208644A patent/CA2208644C/fr not_active Expired - Fee Related

Also Published As

Publication number	Publication date
CA2208644A1 (fr)	1996-07-04

Legal Events

Date	Code	Title	Description
1997-06-24	EEER	Examination request
2010-12-29	MKLA	Lapsed

Publication	Publication Date	Title
US5750281A (en)	1998-05-12	Edge manifold assembly for an electrochemical fuel cell stack
EP0664928B1 (fr)	2001-12-12	Ensemble electrode a membrane pour cellule electrochimique de faible poids, avec passages pour flux de reactif integres
US7309542B2 (en)	2007-12-18	Membrane electrode assembly and fuel cell
US5945232A (en)	1999-08-31	PEM-type fuel cell assembly having multiple parallel fuel cell sub-stacks employing shared fluid plate assemblies and shared membrane electrode assemblies
US6080502A (en)	2000-06-27	Fluid-cooled fuel cell with distribution ducts
US7081316B2 (en)	2006-07-25	Bipolar plate assembly having transverse legs
US7867666B2 (en)	2011-01-11	Fuel cell with triangular buffers for reactant gas and coolant
US20050064272A1 (en)	2005-03-24	Fuel cell flow field plate
JP2018125288A (ja)	2018-08-09	燃料電池及び燃料電池用金属セパレータ
CA2344377A1 (fr)	2000-03-30	Pile a combustible a humidification autonome
EP1252673A2 (fr)	2002-10-30	Plaque de separation de pile a combustible comportant des elements discrets de distribution de liquides
US7186476B2 (en)	2007-03-06	One piece bipolar plate with spring seals
JP4031952B2 (ja)	2008-01-09	燃料電池
CA2208644C (fr)	2000-11-14	Ensemble collecteur lateral destine a un empilement de cellules electrochimiques
US10020530B2 (en)	2018-07-10	Fuel cell
CN115275253B (zh)	2025-08-12	燃料电池
US20040151971A1 (en)	2004-08-05	PEM fuel cell with flow-field having a branched midsection
CA2146332C (fr)	1998-04-21	Electrode a membrane legere a passages de reactif pour cellule a combustible
EP1146584A2 (fr)	2001-10-17	Ensemble électrodes-membrane pour cellule électrochimique de faible poids, avec passages pour flux de reactifs intégrés