Patent · US Active

Limiting a control variable for a motor of an electric power steering system

US12240538B2 · kind B2 · utility

0Cited by

1References

7Claims

0Family size

Assignee

Bayerische Motoren Werke Aktiengesellschaft · DE

Inventors

Tobias BERGWEILER · Munich, DE
Martin Hell · Malmö, SE
Peter Korti · Wolfratshausen, DE
Gareth McKevitt · Cambridge, GB
Andreas Sauer · Großostheim, DE

Key dates

Filing date	Mar 12, 2020
Grant date	Mar 4, 2025
Priority date	—
Expiry date	Jan 4, 2042

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB62D15/025
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A method limits a control variable for a motor of an electric power steering system for a motor vehicle having automated lateral control. The method receives a setpoint steering angle, determines the control variable in accordance with the setpoint steering angle, receives an actual steering angle, determines a virtual torsion-bar torque in accordance with the setpoint steering angle and the actual steering angle, determines at least one limit value for the control variable in accordance with the virtual torsion-bar torque, and limits the control variable in accordance with the at least one limit value.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.