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Virtual sensors design in vehicle sideslip angle and velocity of the centre of gravity estimation

  • Beihang University
  • Ministry of Transport of the People's Republic of China

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

The aim of an observer (virtual sensor) is to estimate a special variable from available information and a system model. The vehicle sideslip angle and velocity of the centre of gravity (Vg) are the important parameters in the vehicle stability control system. Extended Luenberger observer, extended Kalman filter and sliding-mode observer (SMO) are the widely used to observe the two parameters. Chattering is usually caused by a sign function in the SMO, so a hyperbolic tangent switching function is used instead of the sign function to overcome the chattering problem in this paper. The SMO with the hyperbolic tangent switching function is used to estimate the tire-road forces, and then the sideslip angle and Vg are calculated using the single-track model. The accuracy and robustness of the proposed observer are proved by the results of the simulator ve-DYNA under different conditions.

源语言英语
主期刊名ICEMI 2009 - Proceedings of 9th International Conference on Electronic Measurement and Instruments
出版商IEEE Computer Society
652-656
页数5
ISBN(印刷版)9781424438624
DOI
出版状态已出版 - 2009
活动9th International Conference on Electronic Measurement and Instruments, ICEMI 2009 - Beijing, 中国
期限: 16 8月 200919 8月 2009

出版系列

姓名ICEMI 2009 - Proceedings of 9th International Conference on Electronic Measurement and Instruments

会议

会议9th International Conference on Electronic Measurement and Instruments, ICEMI 2009
国家/地区中国
Beijing
时期16/08/0919/08/09

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