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. 12, 2021
Filed:
Oct. 07, 2019
Applicant:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Inventor:
Rajkumar Sengodan, Tamilnadu, IN;
Assignee:
HAMILTON SUNDSTRAND CORPORATION, Charlotte, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 1/00 (2006.01); H02P 3/00 (2006.01); H02P 3/20 (2006.01); B60L 7/12 (2006.01); B60L 3/00 (2019.01); B60L 7/00 (2006.01); B60L 7/22 (2006.01);
U.S. Cl.
CPC ...
B60L 7/12 (2013.01); B60L 3/0061 (2013.01); B60L 3/0076 (2013.01); B60L 7/003 (2013.01); B60L 7/22 (2013.01); B60L 2220/20 (2013.01);
Abstract
Provided are embodiments for a braking system, where the system includes a controller, a motor coupled to an H-bridge network, a DC link coupled to the motor, and an electrical braking system electrically coupled to the motor. The electrical braking system includes a sense circuit configured to sense a condition of the DC link, a brake resistor coupled to the DC link, a drive circuit coupled to the sense circuit, and a transformer for regeneration. Also, provided are embodiments of a method for operating an efficient regenerative resonance electrical braking system.