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Electric vehicle control device

  • US 8,890,455 B2
  • Filed: 10/18/2011
  • Issued: 11/18/2014
  • Est. Priority Date: 03/31/2010
  • Status: Active Grant
First Claim
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1. An inverter unit for driving electric motors, comprising:

  • a plurality of inverters, each comprising a U-phase switching package, a V-phase switching package, and a W-phase switching package, configured to generate AC voltage to drive the electric motors, wherein each of the switching packages comprises a positive side switching element and a negative side switching element; and

    one cooling device, on which the U-phase switching package, the V-phase switching package, and the W-phase switching package in each of the plurality of inverters are attached, configured to radiate heat from the switching packages,wherein the U-phase switching package, the V-phase switching package, and the W-phase switching package in each of the plurality of inverters are attached on the cooling device on a line, respectively, andwherein the switching packages of the same phase are arranged in a same row on the cooling device.

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