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:
Oct. 15, 2013
Filed:
Oct. 22, 2008
Mohammad N Anwar, Van Buren Township, MI (US);
Prakash Haribhai Desai, Troy, MI (US);
Sean E Gleason, West Bloomfield, MI (US);
Brian a Welchko, Torrance, CA (US);
Mohammad N Anwar, Van Buren Township, MI (US);
Prakash Haribhai Desai, Troy, MI (US);
Sean E Gleason, West Bloomfield, MI (US);
Brian A Welchko, Torrance, CA (US);
GM Global Technology Operations LLC, Detroit, MI (US);
Daimler AG, Stuttgart, DE;
Chrysler Group LLC, Auburn Hills, MI (US);
Bayerusche Motoren Werke Aktiengesellschaft, Munich, DE;
Abstract
A hybrid powertrain system includes an engine, an electric machine, a power electronics device including a plurality of electric circuit layers, and a cooling system. A method for managing thermal energy in the power electronics device includes monitoring a plurality of temperature sensors in the power electronics device, monitoring electric power into and out of the power electronics device, predicting temperatures for the plurality of electric circuit layers, and controlling the hybrid powertrain system based upon the predicted temperatures for the plurality of electric circuit layers.