×

Feedforward parameter estimation for electric machines

  • US 7,576,506 B2
  • Filed: 12/22/2006
  • Issued: 08/18/2009
  • Est. Priority Date: 12/11/2001
  • Status: Expired due to Term
First Claim
Patent Images

1. A method for estimating at least one parameter associated with an electric machine, the electric machine operably coupled to a controller, the controller controlling operation of the electric machine, the method comprising:

  • measuring a temperature of the controller to obtain a measured temperature, utilizing a temperature sensor;

    estimating a temperature of the electric machine to obtain a first estimated temperature, utilizing a first temperature estimation filter associated with the electric machine, based on the measured temperature; and

    estimating at least one parameter associated with the electric machine based on the estimated temperature of the electric machine.

View all claims
  • 9 Assignments
Timeline View
Assignment View
    ×
    ×