×

POWER SOURCE CONTROL UNIT OF ELECTRIC SUPERCHARGER

  • US 20110174278A1
  • Filed: 11/04/2010
  • Published: 07/21/2011
  • Est. Priority Date: 01/15/2010
  • Status: Active Grant
First Claim
Patent Images

1. A power source control unit of an electric supercharger comprising:

  • an electric supercharger located at an intake passage of an internal combustion engine and driven by an electric motor;

    an inverter making a drive control of said electric supercharger; and

    a power supply control unit controlling a power supply to said electric supercharger via said inverter and a power supply to an on-vehicle electrical equipment other than said electric supercharger,said power supply control unit including;

    a generator generating an electric power using a power of the internal combustion engine;

    a first battery for supplying an electric power to said on-vehicle electrical equipment;

    voltage detection means detecting a voltage of said first battery;

    a second battery for supplying an electric power to said electric supercharger;

    operating power detection means detecting an operating power of said electric supercharger;

    switching means making a switch between said first battery and said second battery;

    current amount detection means detecting the amount of current carried through said switching means; and

    a controller controlling said switching means, andsaid controller controlling said switching means in accordance with a voltage of said first battery that said voltage detection means detects, an operating power of said electric supercharger that said operating power detection means detects, and an electric current carried through said switching means.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×