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:
Aug. 06, 2024
Filed:
Apr. 30, 2021
Applicant:
Robert Bosch Gmbh, Stuttgart, DE;
Inventors:
Helge Sprenger, Kornwestheim, DE;
Thomas Zeltwanger, Ingersheim, DE;
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 23/28 (2016.01); B60L 15/20 (2006.01); B60L 53/20 (2019.01); H02P 27/08 (2006.01);
U.S. Cl.
CPC ...
H02P 23/28 (2016.02); B60L 15/20 (2013.01); B60L 53/20 (2019.02); H02P 27/085 (2013.01);
Abstract
The invention relates to controlling an electric drive system, a control range for the switching frequency of a power converter in such a drive system being adaptable when the rotational frequency curve or the torque curve of the electrical machine is taken into account. In this way, psycho-acoustic irritations can be avoided.