H - Electricity
01
M
H01M 8/04 (2006.01) H01M 8/24 (2006.01)
Patent
CA 2364303
A fuel cell wherein (a) an MEA and a separator are layered in a direction perpendicular to gravity, and (b) a fuel gas inlet, a fuel gas outlet and a fuel gas passage, and an oxidant gas inlet, an oxidant gas outlet and an oxidant gas passage are arranged such that a humidity distribution of fuel gas at an anode and a humidity distribution of oxidant gas at a cathode are counter to each other. The fuel cell has a coolant passage, and the humidity distribution and a temperature distribution at the cathode correspond to each other. Each gas passage has a concave portion at a lower wall thereof.
Asai Yasuyuki
Hamada Hitoshi
Matsumoto Shinichi
Sano Seiji
Suzuki Toshiyuki
Gowling Lafleur Henderson Llp
Toyota Jidosha Kabushiki Kaisha
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