The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 30, 2003
Filed:
Apr. 20, 2001
Applicant:
Inventors:
James H. Dymond, Peterborough, CA;
Raymond K. J. Ong, Peterborough, CA;
Dale Derr, Peterborough, CA;
Assignee:
General Electric Company, Schnectady, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 1/34 ;
U.S. Cl.
CPC ...
H02P 1/34 ;
Abstract
A method for shorting rotor windings in a wound rotor induction machine is disclosed. The method includes the steps of monitoring rotor current for a frequency indicative of a desired steady-state operating condition and electronically shorting the rotor windings when the monitored rotor current frequency reaches a defined threshold indicative of the desired steady-state operating condition.