Patent ID: 6880337

Claim:
A control method of a control device for a turbocharger with an electric motor including a turbocharger which is provided along with an internal combustion engine and supercharges air taken in the internal combustion engine using a compressor; and an electric motor which increases a supercharging pressure based on an amount of electric power to be supplied to the electric motor by running the compressor of the turbocharger, comprising: calculating a base amount of electric power to be supplied to the electric motor based on a target supercharging pressure and an actual supercharging pressure; deciding an amount of electric power to be supplied to the electric motor; controlling the electric motor based on the decided amount of electric power to be supplied; and setting the amount of electric power to be supplied to a maximum amount of electric power in a beginning state of an electric power supply to the electric motor and in a state where a battery voltage is equal to or larger than a predetermined value or a temperature of the electric motor is equal to or lower than a predetermined value.