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:
May. 24, 2022
Filed:
Apr. 11, 2017
Applicant:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Inventors:
Andreas C. Koenig, Rockford, IL (US);
Joseph Kenneth Coldwate, Roscoe, IL (US);
Assignee:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Primary Examiner:
Int. Cl.
CPC ...
H02P 27/06 (2006.01); H02K 11/26 (2016.01); H02P 9/14 (2006.01); B64D 13/02 (2006.01); B64D 27/18 (2006.01); H02P 25/16 (2006.01); H02P 29/024 (2016.01);
U.S. Cl.
CPC ...
H02P 27/06 (2013.01); B64D 13/02 (2013.01); B64D 27/18 (2013.01); H02K 11/26 (2016.01); H02P 9/14 (2013.01); H02P 25/16 (2013.01); H02P 29/0241 (2016.02); B64D 2221/00 (2013.01);
Abstract
An electrical machine includes a with a parallel first and second phase windings. A first neutral bus is connected to the first phase winding and a second neutral bus is connected to the second phase winding. A first voltage sensor is coupled to the first neutral bus and a second voltage sensor coupled to the second phase winding for monitoring current imbalance between the first and second phase windings.