Title:
FUEL CELL SYSTEM AND FUEL CELL VEHICLE
Document Type and Number:
Japanese Patent JP2006164750
Kind Code:
A
Abstract:
To allow a fuel cell system to release a lock in impeller freezing with less amount of heat.
A hydrogen circulation pump 21 comprises a pump 51 having an impeller 69, rotation of which transfers hydrogen from a hydrogen tank and exhausted hydrogen from a fuel cell; and a motor 49 having a rotor 59 for rotating the impeller 69 and a stator 55. The impeller 69 and the motor 49 are housed in the same casing 53. When water content in a hydrogen gas freezes and turns to an ice 70, an electric current is fed through the stator 55 to generate heat and to melt the ice 70.
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Inventors:
TANAKA KOICHI
Application Number:
JP2004354454A
Publication Date:
June 22, 2006
Filing Date:
December 07, 2004
Export Citation:
Assignee:
NISSAN MOTOR
International Classes:
H01M8/04; B60L11/18; F04D13/06; F04D15/00; H01M8/00
Attorney, Agent or Firm:
Hidekazu Miyoshi
Iwa Saki Kokuni
Akira Kurihara
Kawamata Sumio
Masakazu Ito
Shunichi Takahashi
Toshio Takamatsu
Iwa Saki Kokuni
Akira Kurihara
Kawamata Sumio
Masakazu Ito
Shunichi Takahashi
Toshio Takamatsu