Patent ID: 8304125
Filing Date: 2012-11-06
Classification: B60L,H01M,Y02E,Y02T

Abstract:
1. A power system disposed in a vehicle, comprising: a power supply unit; a first voltage boost unit configured to have one side connected to the power supply unit and the other side connected to an electric motor for driving the vehicle, and to boost an output voltage from the power supply unit and supply power with the boosted output voltage to the electric motor; a second voltage boost unit configured to have one side connected to the other side of the first voltage boost unit in parallel with the electric motor, and to further boost the output voltage boosted by the first voltage boost unit; an electric accumulator connected to the other side of the second voltage boost unit; a first power supply portion which is connected to one side of the first voltage boost unit in parallel with the power supply unit and capable of supplying power to the outside; a first temperature sensor configured to measure a temperature of the power supply unit; and a power supply controlling unit configured to: