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. 20, 2020
Filed:
Jul. 05, 2017
Applicant:
Danfoss Power Electronics A/s, Grasten, DK;
Inventors:
Leandro Della Flora, Nordborg, DK;
Anton Smith, Nordborg, DK;
Assignee:
Danfoss Power Electronics A/S, Graasten, DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 23/14 (2006.01); H02P 6/182 (2016.01); H02P 1/02 (2006.01); H02P 27/06 (2006.01);
U.S. Cl.
CPC ...
H02P 23/14 (2013.01); H02P 1/029 (2013.01); H02P 6/182 (2013.01); H02P 27/06 (2013.01);
Abstract
A method and apparatus is described in which a series of short-circuiting pulses is applied to a motor. A current in the motor is determined after one or more of the series of short circuit pulses has completed. The duration of the short-circuit pulses is adjusted depending on the determined current. The method and apparatus may be used within an arrangement for catching a spinning motor.