Patent ID: 8944198
Filing Date: 2015-02-03
Classification: B60L,H01M,Y02E,Y02T

Abstract:
1. An exhaust system for a battery in a vehicle which includes a motor that drives wheels of the vehicle, a high voltage battery that supplies electric power to the motor, and an exhaust system that exhausts a gas generated by the high voltage battery from the vehicle, the exhaust system for a battery comprising: an exhaust fan that exhausts the gas generated by the high voltage battery; a control unit that controls operation of the exhaust fan; a collision detection unit that detects a collision of the vehicle; a first relay having a first relay switch, wherein the control unit has a structure that operates the exhaust fan when the collision detection unit detects a collision of the vehicle, and wherein the first relay switch has one end connected to the exhaust fan and has another end connected to a power supply line to which a power supply voltage is always supplied irrespective of a state of an ignition switch, wherein the power supply voltage is supplied to the exhaust fan when a control voltage from the control unit is not applied to a first relay coil and the exhaust fan is operated.