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:
Jul. 28, 2020
Filed:
Jul. 12, 2018
Applicant:
Ford Global Technologies, Llc, Dearborn, MI (US);
Inventors:
Silong Li, Canton, MI (US);
Wei Xu, Canton, MI (US);
Jiyao Wang, Canton, MI (US);
Michael W. Degner, Novi, MI (US);
Assignee:
Ford Global Technologies, LLC, Dearborn, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02P 6/28 (2016.01); B60R 16/023 (2006.01); H02P 6/18 (2016.01); B60L 15/02 (2006.01); B60L 15/20 (2006.01); H02P 21/14 (2016.01);
U.S. Cl.
CPC ...
B60R 16/0232 (2013.01); B60L 15/025 (2013.01); B60L 15/20 (2013.01); H02P 6/183 (2013.01); H02P 6/28 (2016.02); H02P 21/14 (2013.01); B60L 2260/44 (2013.01);
Abstract
A vehicle includes a controller programmed to, responsive to injecting a high frequency voltage signal to an electric machine, determine an estimated negative sequence current phase associated with an electric machine current, and responsive to a rotor of the electric machine being at a predetermined rotor position, inject a pulse torque command to the electric machine and observe a speed change of the electric machine to determine a cable sequence.