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:
Apr. 09, 2019
Filed:
May. 29, 2013
Applicant:
Nidec Motor Corporation, St. Louis, MO (US);
Inventors:
Prakash B. Shahi, St. Louis, MO (US);
Robert J. Ploof, Jr., Collinsville, IL (US);
Assignee:
Nidec Motor Corporation, St. Louis, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 21/00 (2006.01); G01R 21/06 (2006.01); B60L 11/18 (2006.01);
U.S. Cl.
CPC ...
G01R 21/006 (2013.01); B60L 11/1803 (2013.01); B60L 2220/12 (2013.01); B60L 2220/18 (2013.01); B60L 2220/20 (2013.01); B60L 2220/30 (2013.01); B60L 2240/421 (2013.01); B60L 2240/423 (2013.01); B60L 2260/44 (2013.01); Y02T 10/642 (2013.01); Y02T 10/7005 (2013.01);
Abstract
A method of estimating an input power of a motor comprises determining an output power of the motor; determining a speed of the motor; calculating a scaling factor as a function of the speed of the motor; and estimating the input power as a function of the scaling factor and the output power.