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:
Feb. 15, 2022
Filed:
Jul. 30, 2020
Applicant:
Schneider Toshiba Inverter Europe Sas, Pacy sur Eure, FR;
Inventors:
François Malrait, Jouy sur Eure, FR;
Thomas Devos, Carrières sous Poissy, FR;
Assignee:
Schneider Toshiba Inverter Europe SAS, Pacy sur Eure, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 21/30 (2016.01); H02P 21/22 (2016.01);
U.S. Cl.
CPC ...
H02P 21/30 (2016.02); H02P 21/22 (2016.02);
Abstract
A method for controlling a variable speed drive arranged for powering an electric motor, the variable speed drive comprising a power part and a control part. The method comprises a preliminary phase of storing a set of predetermined levels of flux of the electric motor. Then, during a current phase, the method comprises selecting a level of flux from among the set of predetermined levels of flux and controlling the power part of the variable speed drive based on the selected level of flux as reference value.