US 6,982,537 B2
Identification of parameters for switched reluctance electric machines
Mohammad S. Islam, Saginaw, Mich. (US); Sayeed A. Mir, Saginaw, Mich. (US); Tomy Sebastian, Saginaw, Mich. (US); and Iqbal Husain, Copley, Ohio (US)
Assigned to Delphi Technologies, Inc., Troy, Mich. (US)
Filed on Mar. 31, 2003, as Appl. No. 10/404,420.
Prior Publication US 2004/0189239 A1, Sep. 30, 2004
Int. Cl. H02P 1/46 (2006.01)
U.S. Cl. 318—701 11 Claims
OG exemplary drawing
 
1. A method for parameter identification in a switched reluctance electric machine comprising:
operating said switched reluctance electric machine in response to a desired command;
measuring an actual operating characteristic of said switched reluctance electric machine;
modeling said switched reluctance electric machine to formulate an estimated operating characteristic based on said desired command;
comparing said actual operating characteristic and said estimated operating characteristic to formulate an error there between; and
determining a parameter estimate for said switched reluctance machine based on said error and a previous parameter estimate.