About 51 results
https://drivepatents.com/patents/988704 · 17 Jul 2013
An anode gas non-recirculation type fuel cell system includes a fuel cell stack constituted by stacking a plurality of fuel cells, a buffer tank for discharging, to an outside, impurity gas included in anode off-gas exhausted from the fuel cell stack, an i...
https://drivepatents.com/patents/990587 · 22 May 2013
An anode separator 30 of a fuel cell 10 forms: a plurality of gas flow channels 45 arranged in parallel to let a fuel gas flow to an MEA 20; a supply passage 42 configured to supply the plurality of gas flow channels 45 with the fuel gas; and a recovery pa...
https://drivepatents.com/patents/991485 · 24 Apr 2013
A fuel cell system 10 removes water retaining in a cathode catalyst layer 217 in a fuel cell 20, after a start-up of the fuel cell 20 and before feed of coolant to the fuel cell 20.
https://drivepatents.com/patents/985392 · 27 Mar 2013
In a solid polymer fuel cell, destabilization of a voltage when an output state is changed is suppressed, and flow of a corrosion current through a cooling liquid in a cooling liquid manifold is reduced. The fuel cell is constructed by laminating a plurali...
https://drivepatents.com/patents/993601 · 23 Jan 2013
A polymer electrolyte fuel cell of the present invention comprises a membrane-electrode assembly (5), a first separator (6a), and a second separator (6b); the first separator (6a) having a groove-shaped first reaction gas channel (8) on one main surface of...
https://drivepatents.com/patents/994150 · 9 Jan 2013
A fuel cell is configured to comprise a power generation layer including an electrolyte membrane, an anode and a cathode, separators and a gas flow path layer provided between the power generation layer and the separator. The gas flow path layer is structu...
https://drivepatents.com/patents/995191 · 12 Dec 2012
A polymer electrolyte fuel cell of the present invention includes a membrane-electrode assembly (5) and separators (6A, 6B). A plurality of reactant gas channels are formed on a main surface of at least one of the separator (6A, 6B) and a gas diffusion lay...
https://drivepatents.com/patents/995933 · 21 Nov 2012
Disclosed is a fuel cell (10) in which an electrolyte membrane-electrode structure (12) is held between a first separator (14) and a second separator (16). The electrolyte membrane-electrode structure (12) comprises a solid polymer electrolyte membrane (26...
https://drivepatents.com/patents/996840 · 24 Oct 2012
A polymer electrolyte fuel cell of the present invention includes: a membrane-electrode assembly (5) having a polymer electrolyte membrane (1) and a pair of electrodes (4A and 4B); a first separator (6A) having one main surface on which a groove-like first...
https://drivepatents.com/patents/1010195 · 17 Aug 2011
In an electrolyte membrane (10) for a solid polymer fuel cell, sealing ribs (12) of a predetermined height made of an electrolyte resin is formed integrally with the electrolyte membrane (10). Using the electrolyte membrane, a membrane-electrode assembly (...