INVERTER-CHARGER INTEGRATED DEVICE FOR ELECTRIC VEHICLE

  • US 20150069936A1
  • Filed: 09/05/2014
  • Published: 03/12/2015
  • Est. Priority Date: 09/09/2013
  • Status: Active Grant
First Claim
Patent Images

1. An inverter-charger integrated device for an electric vehicle comprising:

  • a motor;

    a power input unit to which alternating current (AC) power is applied;

    a rectifying unit rectifying applied AC power and outputting rectified power;

    an inverter arranged between the rectifying unit and the battery, wherein the inverter supplies charging power for the charging of the battery by using power rectified through the rectifying unit in an first operating condition and supplies driving power for the driving of the motor by using power charged in the battery in a second operation condition; and

    a control unit determining the operating condition of the inverter and operating the inverter according to a determined operating condition,wherein the inverter comprises a first group of switches comprising first and second switches, a second group of switches comprising third and fourth switches, and a third group of switches comprising fifth and sixth switches,the rectifying unit is directly connected to the first of the first to third groups of switches, andphases of the motor are respectively connected to the first to third group of switches.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×