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Apparatus for converting power of electric vehicle

  • US 9,878,624 B2
  • Filed: 07/09/2015
  • Issued: 01/30/2018
  • Est. Priority Date: 10/31/2014
  • Status: Active Grant
First Claim
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1. A power converting apparatus of an electric vehicle, comprising:

  • a charging unit comprising first switches and first diodes connected in parallel to the first switches, the charging unit being configured to charge a battery from a power source;

    an inverting unit comprising second switches and second diodes connected in parallel to the second switches, the inverting unit being configured to supply power to a motor;

    a switching unit connected to the motor, the charging unit, and the inverting unit, wherein the switching unit is configured to operate according to a switching control signal; and

    a controller configured to provide the switching control signal to the switching unit according to a selected mode, and to repeatedly open and close the second switches to transmit power from the battery to the power source via a transformer, a boost converter, and a three-phase rectifier, in response to the selected mode being a Vehicle to Grid (V2G) mode.

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