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:
Dec. 02, 2025
Filed:
Nov. 13, 2020
Avl List Gmbh, Graz, AT;
Francesco Duchi, Graz, AT;
Pirmin Proier, Graz, AT;
Jakob Moder, Unzmarkt, AT;
Rüdiger Teichmann, Hart bei Graz, AT;
AVL LIST GMBH, Graz, AT;
Abstract
The invention relates to a method and system for calibrating a control device, in particular an inverter control device, of an electric motor, comprising: operating the electric motor as part of a force flow; performing a force measurement by means of piezo elements which are arranged in the force flow in such a way that the force flow is applied, in particular exclusively, to the piezo elements; and adapting a control characteristic the control device on the basis of at least one force component derived from the force measurement, in particular a change in the at least one force component and/or at least one torque component derived from the force measurement, in particular a change in the torque component.