CA2438261A1 - Novel fuel cell cathodes and their fuel cells - Google Patents
Novel fuel cell cathodes and their fuel cells Download PDFInfo
- Publication number
- CA2438261A1 CA2438261A1 CA002438261A CA2438261A CA2438261A1 CA 2438261 A1 CA2438261 A1 CA 2438261A1 CA 002438261 A CA002438261 A CA 002438261A CA 2438261 A CA2438261 A CA 2438261A CA 2438261 A1 CA2438261 A1 CA 2438261A1
- Authority
- CA
- Canada
- Prior art keywords
- fuel cell
- cathode
- hydrogen
- active material
- anode
- 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.)
- Abandoned
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 210
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 63
- 239000001301 oxygen Substances 0.000 claims description 59
- 229910052760 oxygen Inorganic materials 0.000 claims description 59
- 238000003860 storage Methods 0.000 claims description 51
- 230000003197 catalytic effect Effects 0.000 claims description 29
- 239000011149 active material Substances 0.000 claims description 26
- -1 polytetrafluoroethylene Polymers 0.000 claims description 26
- 229910052751 metal Inorganic materials 0.000 claims description 22
- 239000002184 metal Substances 0.000 claims description 22
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 16
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 15
- 229910052802 copper Inorganic materials 0.000 claims description 15
- 239000010949 copper Substances 0.000 claims description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 13
- 229910052799 carbon Inorganic materials 0.000 claims description 13
- 239000006182 cathode active material Substances 0.000 claims description 12
- 239000006260 foam Substances 0.000 claims description 11
- 230000002209 hydrophobic effect Effects 0.000 claims description 10
- 230000002441 reversible effect Effects 0.000 claims description 10
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 8
- 229910052709 silver Inorganic materials 0.000 claims description 8
- 239000004332 silver Substances 0.000 claims description 8
- 229910000483 nickel oxide hydroxide Inorganic materials 0.000 claims description 7
- 230000006872 improvement Effects 0.000 claims description 6
- BFDHFSHZJLFAMC-UHFFFAOYSA-L nickel(ii) hydroxide Chemical group [OH-].[OH-].[Ni+2] BFDHFSHZJLFAMC-UHFFFAOYSA-L 0.000 claims description 6
- 239000011701 zinc Substances 0.000 claims description 6
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 5
- 229910052793 cadmium Inorganic materials 0.000 claims description 5
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 claims description 5
- 229910052725 zinc Inorganic materials 0.000 claims description 5
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 150000004706 metal oxides Chemical class 0.000 claims description 3
- 239000007800 oxidant agent Substances 0.000 abstract description 13
- 230000007246 mechanism Effects 0.000 abstract description 9
- 239000000872 buffer Substances 0.000 abstract description 3
- 239000001257 hydrogen Substances 0.000 description 112
- 229910052739 hydrogen Inorganic materials 0.000 description 112
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 110
- 239000000463 material Substances 0.000 description 72
- 239000003792 electrolyte Substances 0.000 description 65
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical group [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 33
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 24
- 239000000956 alloy Substances 0.000 description 23
- 239000003054 catalyst Substances 0.000 description 23
- 239000000758 substrate Substances 0.000 description 23
- NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Chemical compound [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 description 22
- 229910045601 alloy Inorganic materials 0.000 description 21
- 238000006243 chemical reaction Methods 0.000 description 21
- 230000015572 biosynthetic process Effects 0.000 description 17
- 239000007789 gas Substances 0.000 description 16
- 229910052759 nickel Inorganic materials 0.000 description 14
- 231100000572 poisoning Toxicity 0.000 description 14
- 230000000607 poisoning effect Effects 0.000 description 14
- 239000000126 substance Substances 0.000 description 13
- 229910052697 platinum Inorganic materials 0.000 description 12
- 239000000203 mixture Substances 0.000 description 11
- 229910001923 silver oxide Inorganic materials 0.000 description 11
- 150000002431 hydrogen Chemical class 0.000 description 10
- 239000000376 reactant Substances 0.000 description 10
- 238000005260 corrosion Methods 0.000 description 9
- 230000007797 corrosion Effects 0.000 description 9
- 239000007772 electrode material Substances 0.000 description 9
- 238000007254 oxidation reaction Methods 0.000 description 9
- 230000001172 regenerating effect Effects 0.000 description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 8
- 239000010405 anode material Substances 0.000 description 8
- 230000008901 benefit Effects 0.000 description 8
- 239000011232 storage material Substances 0.000 description 8
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 7
- YZCKVEUIGOORGS-UHFFFAOYSA-N Hydrogen atom Chemical compound [H] YZCKVEUIGOORGS-UHFFFAOYSA-N 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 7
- 239000000356 contaminant Substances 0.000 description 7
- 229910001882 dioxygen Inorganic materials 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 150000004678 hydrides Chemical class 0.000 description 7
- 239000012535 impurity Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 229910000510 noble metal Inorganic materials 0.000 description 7
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 6
- 229910000990 Ni alloy Inorganic materials 0.000 description 6
- 239000006183 anode active material Substances 0.000 description 6
- 230000003750 conditioning effect Effects 0.000 description 6
- 238000010494 dissociation reaction Methods 0.000 description 6
- 230000005593 dissociations Effects 0.000 description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 description 5
- 229910002091 carbon monoxide Inorganic materials 0.000 description 5
- 239000004020 conductor Substances 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 239000012528 membrane Substances 0.000 description 5
- 231100000614 poison Toxicity 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- 229910052987 metal hydride Inorganic materials 0.000 description 4
- 150000004681 metal hydrides Chemical class 0.000 description 4
- 239000003607 modifier Substances 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 230000010287 polarization Effects 0.000 description 4
- 238000007086 side reaction Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 125000004429 atom Chemical group 0.000 description 3
- 239000010406 cathode material Substances 0.000 description 3
- 239000013068 control sample Substances 0.000 description 3
- 238000003487 electrochemical reaction Methods 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 230000007096 poisonous effect Effects 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 2
- 239000005751 Copper oxide Substances 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 229910001122 Mischmetal Inorganic materials 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 229910001093 Zr alloy Inorganic materials 0.000 description 2
- OSOVKCSKTAIGGF-UHFFFAOYSA-N [Ni].OOO Chemical compound [Ni].OOO OSOVKCSKTAIGGF-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 239000003575 carbonaceous material Substances 0.000 description 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 229910000431 copper oxide Inorganic materials 0.000 description 2
- 230000001351 cycling effect Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 2
- 238000005984 hydrogenation reaction Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910021508 nickel(II) hydroxide Inorganic materials 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 239000002574 poison Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 230000036647 reaction Effects 0.000 description 2
- 238000006479 redox reaction Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 229910000570 Cupronickel Inorganic materials 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- CXKCTMHTOKXKQT-UHFFFAOYSA-N cadmium oxide Inorganic materials [Cd]=O CXKCTMHTOKXKQT-UHFFFAOYSA-N 0.000 description 1
- CFEAAQFZALKQPA-UHFFFAOYSA-N cadmium(2+);oxygen(2-) Chemical compound [O-2].[Cd+2] CFEAAQFZALKQPA-UHFFFAOYSA-N 0.000 description 1
- 150000001721 carbon Chemical class 0.000 description 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
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- 230000001143 conditioned effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- YOCUPQPZWBBYIX-UHFFFAOYSA-N copper nickel Chemical compound [Ni].[Cu] YOCUPQPZWBBYIX-UHFFFAOYSA-N 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
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- 238000010325 electrochemical charging Methods 0.000 description 1
- 238000010326 electrochemical discharging Methods 0.000 description 1
- 238000012983 electrochemical energy storage Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 230000003278 mimic effect Effects 0.000 description 1
- 238000003541 multi-stage reaction Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
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- 238000010248 power generation Methods 0.000 description 1
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- 239000000523 sample Substances 0.000 description 1
- 239000012536 storage buffer Substances 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 229910052815 sulfur oxide Inorganic materials 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000011787 zinc oxide Substances 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
- H01M8/18—Regenerative fuel cells, e.g. redox flow batteries or secondary fuel cells
- H01M8/184—Regeneration by electrochemical means
- H01M8/186—Regeneration by electrochemical means by electrolytic decomposition of the electrolytic solution or the formed water product
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/90—Selection of catalytic material
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/02—Preparation of oxygen
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/0005—Reversible uptake of hydrogen by an appropriate medium, i.e. based on physical or chemical sorption phenomena or on reversible chemical reactions, e.g. for hydrogen storage purposes ; Reversible gettering of hydrogen; Reversible uptake of hydrogen by electrodes
- C01B3/001—Reversible uptake of hydrogen by an appropriate medium, i.e. based on physical or chemical sorption phenomena or on reversible chemical reactions, e.g. for hydrogen storage purposes ; Reversible gettering of hydrogen; Reversible uptake of hydrogen by electrodes characterised by the uptaking medium; Treatment thereof
- C01B3/0031—Intermetallic compounds; Metal alloys; Treatment thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/8605—Porous electrodes
- H01M4/8615—Bifunctional electrodes for rechargeable 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
- H01M8/08—Fuel cells with aqueous electrolytes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M2004/8678—Inert electrodes with catalytic activity, e.g. for fuel cells characterised by the polarity
- H01M2004/8684—Negative electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M2004/8678—Inert electrodes with catalytic activity, e.g. for fuel cells characterised by the polarity
- H01M2004/8689—Positive electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/8647—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites
- H01M4/8652—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites as mixture
-
- 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
- H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
- H01M8/0606—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants
- H01M8/065—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants by dissolution of metals or alloys; by dehydriding metallic substances
-
- 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
- Y02E60/32—Hydrogen storage
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Inorganic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Inert Electrodes (AREA)
- Fuel Cell (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/797,332 US6620539B2 (en) | 2000-03-13 | 2001-03-01 | Fuel cell cathodes and their fuel cells |
| US09/797,332 | 2001-03-01 | ||
| PCT/US2002/006106 WO2002071517A1 (en) | 2001-03-01 | 2002-02-28 | Novel fuel cell cathodes and their fuel cells |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2438261A1 true CA2438261A1 (en) | 2002-09-12 |
Family
ID=25170543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002438261A Abandoned CA2438261A1 (en) | 2001-03-01 | 2002-02-28 | Novel fuel cell cathodes and their fuel cells |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US6620539B2 (cg-RX-API-DMAC7.html) |
| EP (1) | EP1364421A4 (cg-RX-API-DMAC7.html) |
| JP (1) | JP4658450B2 (cg-RX-API-DMAC7.html) |
| KR (1) | KR20030080244A (cg-RX-API-DMAC7.html) |
| BR (1) | BR0207764A (cg-RX-API-DMAC7.html) |
| CA (1) | CA2438261A1 (cg-RX-API-DMAC7.html) |
| MX (1) | MXPA03007829A (cg-RX-API-DMAC7.html) |
| TW (1) | TW563269B (cg-RX-API-DMAC7.html) |
| WO (1) | WO2002071517A1 (cg-RX-API-DMAC7.html) |
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| EP1217679A1 (de) * | 2000-12-20 | 2002-06-26 | Ballard Power Systems AG | Brennstoffzelle und Verfahren zum Betreiben einer solchen |
| US6703156B2 (en) * | 2001-03-01 | 2004-03-09 | Texaco Ovonic Fuel Cell, Llc | Fuel cell cathode utilizing multiple redox couples |
| US6960406B2 (en) * | 2002-10-18 | 2005-11-01 | Texaco Ovonic Fuel Cell Llc | Electrode utilizing fluorinated carbon |
| DE10255736B4 (de) * | 2002-11-29 | 2009-03-19 | Micronas Gmbh | Brennstoffzelle und Verfahren zur Herstellung |
| US20040161652A1 (en) * | 2003-02-12 | 2004-08-19 | Ovshinsky Stanford R. | Alkaline fuel cell pack with gravity fed electrolyte circulation and water management system |
| US20040229107A1 (en) * | 2003-05-14 | 2004-11-18 | Smedley Stuart I. | Combined fuel cell and battery |
| US6998184B2 (en) * | 2003-08-07 | 2006-02-14 | Texaco Ovonic Fuel Cell, Llc | Hybrid fuel cell |
| US20050079397A1 (en) * | 2003-10-08 | 2005-04-14 | Holger Winkelmann | Metal hydride heating element |
| NO325620B1 (no) * | 2003-10-21 | 2008-06-30 | Revolt Technology Ltd | Elektrode, fremgangsmate for fremstilling derav, metall/luft-brenselcelle og metallhydrid-battericelle |
| DE102004011554A1 (de) | 2004-03-08 | 2005-09-29 | Micronas Gmbh | Brennstoffzellenanordnung |
| US7220501B2 (en) * | 2004-03-10 | 2007-05-22 | General Motors Corporation | Integrated hybrid electrochemical device |
| US7104717B2 (en) * | 2004-03-11 | 2006-09-12 | Balco, Inc. | Roof joint cover |
| JP2006164939A (ja) * | 2004-11-12 | 2006-06-22 | Nissan Motor Co Ltd | 燃料電池システム |
| CN100533849C (zh) * | 2004-11-26 | 2009-08-26 | 皇家飞利浦电子股份有限公司 | 能量系统、电子模块、电子器件和制造所述能量系统的方法 |
| US20060204830A1 (en) * | 2005-03-10 | 2006-09-14 | Ovonic Fuel Cell Company, Llc | Molten carbonate fuel cell |
| CA2652305A1 (en) * | 2005-05-16 | 2006-11-23 | Keith Rutledge | Energy conversion system for hydrogen generation and uses thereof |
| KR100690239B1 (ko) * | 2005-10-31 | 2007-03-12 | (주)티에스이 | 끼움 고정식 프로브 핀을 갖는 프로브 카드 |
| FR2897608B1 (fr) * | 2006-02-23 | 2009-01-30 | Centre Nat Rech Scient | Materiaux intermetalliques pulverulents pour le stockage reversible de l'hydrogene |
| GB0614338D0 (en) * | 2006-07-19 | 2006-08-30 | Acal Energy Ltd | Fuel cells |
| WO2008128341A1 (en) * | 2007-04-19 | 2008-10-30 | National Research Council Of Canada | Direct fuel redox fuel cells |
| EP2058649B1 (de) * | 2007-11-06 | 2011-06-29 | Micronas GmbH | Sensor-Brennstoffzelle |
| JP5071720B2 (ja) * | 2008-02-19 | 2012-11-14 | 学校法人玉川学園 | 水素供給装置 |
| JP5734989B2 (ja) * | 2009-10-08 | 2015-06-17 | フルイディック, インク.Fluidic, Inc. | 流れ管理システムを備えた電気化学電池 |
| US8079464B2 (en) * | 2010-12-30 | 2011-12-20 | Ford Global Technologies, Llc | Hydrogen storage materials |
| DE102011005599B4 (de) | 2011-03-16 | 2012-12-13 | Siemens Aktiengesellschaft | Elektrischer Energiespeicher und Verfahren zum Betreiben eines elektrischen Energiespeichers |
| TW201301627A (zh) * | 2011-06-24 | 2013-01-01 | Fu-Zi Xu | 以氧化還原反應產生電位的電池裝置 |
| WO2015160751A1 (en) * | 2014-04-14 | 2015-10-22 | Ovonic Battery Company, Inc. | Shared electrode hybrid battery-fuel cell system |
| ITUA20162598A1 (it) | 2016-04-14 | 2017-10-14 | Ne M E Sys Srl | Dispositivo elettrochimico ricaricabile per la produzione di energia elettrica |
| US10811711B2 (en) | 2018-11-20 | 2020-10-20 | University Of Delaware | Electrochemical devices and fuel cell systems |
| CN111769301A (zh) * | 2019-04-02 | 2020-10-13 | 陈南昌 | 一种燃料电池电堆金属双极板 |
| CN112290043B (zh) * | 2020-09-21 | 2024-06-28 | 北京和瑞储能科技有限公司 | 用于液流电池的流体板框和电池单元 |
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| DE1571976A1 (de) * | 1966-02-15 | 1971-07-29 | Chemie Technik Gmbh | Brennstoffzelle mit Halogen-I-und Halogen-III-Sauerstoffverbindungen als Oxydationsmittel |
| US3791896A (en) * | 1971-12-16 | 1974-02-12 | Esb Inc | Bi-functional gas electrode |
| JPS5750769A (en) * | 1980-09-11 | 1982-03-25 | Toshiba Corp | Oxygen electrode for battery |
| US4623597A (en) * | 1982-04-28 | 1986-11-18 | Energy Conversion Devices, Inc. | Rechargeable battery and electrode used therein |
| US4673556A (en) * | 1985-11-08 | 1987-06-16 | General Motors Corporation | Method of simultaneous oxidation of carbon monoxide and unburned fuel in methanol vehicle exhaust |
| US5132177A (en) * | 1990-03-23 | 1992-07-21 | Sanyo Electric Co., Ltd. | Alkaline storage cell |
| JP3349227B2 (ja) * | 1993-11-30 | 2002-11-20 | 三菱重工業株式会社 | ポータブル燃料電池動力システム |
| JPH0822828A (ja) * | 1994-07-05 | 1996-01-23 | Matsushita Electric Ind Co Ltd | 空気電極およびその空気電極を用いた電池 |
| KR0124985B1 (ko) * | 1994-08-17 | 1997-12-15 | 심상철 | 알칼리형 연료 전지 |
| JP3336839B2 (ja) * | 1995-04-10 | 2002-10-21 | ダイキン工業株式会社 | 電池用撥水性付与剤および電池 |
| US5766789A (en) * | 1995-09-29 | 1998-06-16 | Energetics Systems Corporation | Electrical energy devices |
| US5851698A (en) * | 1997-01-31 | 1998-12-22 | Ovonic Battery Company, Inc. | Nickel-metal hydride batteries having high power electrodes and low-resistance electrode connections |
| US6127061A (en) * | 1999-01-26 | 2000-10-03 | High-Density Energy, Inc. | Catalytic air cathode for air-metal batteries |
| AU6802400A (en) * | 1999-06-21 | 2001-01-09 | Procyon Power Systems Inc. | Peak power fuel cell |
-
2001
- 2001-03-01 US US09/797,332 patent/US6620539B2/en not_active Expired - Fee Related
-
2002
- 2002-02-28 CA CA002438261A patent/CA2438261A1/en not_active Abandoned
- 2002-02-28 WO PCT/US2002/006106 patent/WO2002071517A1/en not_active Ceased
- 2002-02-28 EP EP02715010A patent/EP1364421A4/en not_active Withdrawn
- 2002-02-28 KR KR10-2003-7011400A patent/KR20030080244A/ko not_active Ceased
- 2002-02-28 JP JP2002570328A patent/JP4658450B2/ja not_active Expired - Fee Related
- 2002-02-28 MX MXPA03007829A patent/MXPA03007829A/es not_active Application Discontinuation
- 2002-02-28 BR BR0207764-7A patent/BR0207764A/pt not_active Application Discontinuation
- 2002-03-01 TW TW091104317A patent/TW563269B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| WO2002071517A1 (en) | 2002-09-12 |
| EP1364421A1 (en) | 2003-11-26 |
| MXPA03007829A (es) | 2003-12-08 |
| US20010033959A1 (en) | 2001-10-25 |
| KR20030080244A (ko) | 2003-10-11 |
| US6620539B2 (en) | 2003-09-16 |
| BR0207764A (pt) | 2004-04-27 |
| TW563269B (en) | 2003-11-21 |
| EP1364421A4 (en) | 2007-11-07 |
| JP2004523072A (ja) | 2004-07-29 |
| JP4658450B2 (ja) | 2011-03-23 |
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| EEER | Examination request | ||
| FZDE | Discontinued | ||
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Effective date: 20090302 |