COOLING WATER CIRCULATION APPARATUS FOR ELECTRICVEHICLE

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PURPOSE : A cooling water circulation apparatus is provided to stably consume electricity of a fuel cell and to increase temperature of the cooling water, thereby facilitating cold starting.CONSTITUTION : A cooling water circulation apparatus comprises a first connection pipe which connects a cooling water inlet and a radiator; a second connection pipe which connects a cooling water outlet and the radiator; a cooling water pump which is mounted to the first connection pipe; a cooling water heater which is mounted to the first connection pipe; a third connection pipe which is connected to the inlet of the cooling water heater; a fourth connection pipe which is connected to the outlet of the cooling water heater; a first control valve which controls the flow of cooling water in the third connection pipe; a second control valve which controls flow of cooling water in the second connection pipe.COPYRIGHT KIPO 2013