Apparatus for cooling hydrogen recirculation blower for fuel cell vehicle
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United States of America Patent
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Issued Date -
Jan 15, 2009
app pub date -
Nov 16, 2007
filing date -
Jul 13, 2007
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention provides an apparatus for cooling a hydrogen recirculation blower for a fuel cell vehicle the apparatus including: a blower housing including an inlet and an outlet for hydrogen recirculation provided in a front part thereof, and an impeller and a motor for driving the hydrogen recirculation blower provided therein; a cooling passage, through which hydrogen is supplied to the blower housing to provide heat exchange, provided to the blower housing; and a hydrogen supply line, through which hydrogen is supplied to the cooling passage to cool the motor, branched from a hydrogen supply pipe and connected to the blower housing, thereby improving cooling efficiency of the motor and ensuring stability of the fuel cell system.
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