Patent ID: 9340209
Filing Date: 2016-05-17
CPC Classification: B60L,B60W,Y02T

Claim Text:
1. A high-voltage system control device for a vehicle provided with a high-voltage system including a motor as a power source and a battery to supply electric power to the motor, the high-voltage system control device comprising: an inter-vehicle distance detection unit configured to detect an inter-vehicle distance between the vehicle and a target including a preceding vehicle; an automatic brake configured to automatically brake the vehicle according to the inter-vehicle distance; a cut-off control unit configured to cut off the high-voltage system in response to activation of the automatic brake; an inverter coupled to the motor in the high-voltage system; and an inverter controller configured to control the inverter, the inverter controller being configured to, after the automatic brake is activated and before the vehicle is crashed with the target, perform a zero torque control to reduce target torque of the motor to zero before the high-voltage system is cut off.