Invention Grant
- Patent Title: Method for controlling a steer-by-wire steering system with an active return function
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Application No.: US16765058Application Date: 2018-11-29
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Publication No.: US11352054B2Publication Date: 2022-06-07
- Inventor: Kristof Polmans , Manuel Rohrmoser
- Applicant: thyssenkrupp Presta AG , thyssenkrupp AG
- Applicant Address: LI Eschen; DE Essen
- Assignee: thyssenkrupp Presta AG,thyssenkrupp AG
- Current Assignee: thyssenkrupp Presta AG,thyssenkrupp AG
- Current Assignee Address: LI Eschen; DE Essen
- Agency: thyssenkrupp North America, LLC
- Priority: DE102017128554.7 20171201
- International Application: PCT/EP2018/082961 WO 20181129
- International Announcement: WO2019/106070 WO 20190606
- Main IPC: B62D6/00
- IPC: B62D6/00 ; B62D5/00 ; B62D6/10

Abstract:
A method of controlling a steer-by-wire steering system for motor vehicles is disclosed for the calculation of a resulting self-aligning torque of a feedback actuator in a manner which is dependent on an operating state (hands-on/hands-off). The method includes determining of a base self-aligning torque for a first operating state, in which there is hand contact by a driver on a steering wheel, determining a hands-off self-aligning torque for a second operating state, in which there is no hand contact by the driver on the steering wheel, determining a self-aligning speed of the steering wheel for the first operating state and for the second operating state, and determining the resulting self-aligning torque on the basis of the base self-aligning torque or the hands-off self-aligning torque, as a result of which the steering wheel rotates at the defined self-aligning speed into the defined position.
Information query
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