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A Fuzzy Strong Tracking Extended Kalman Filter for UAV Navigation Considering Interruption of GPS Signal

  • Beihang University

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

For the UAV inertial/GPS integrated navigation system, considering the problem of GPS data interruption in navigation process, this technical paper designs an improved sensors fusion algorithm. Combining the traditional extended Kalman filter (EKF) technology with strong tracking filter, a fuzzy strong tracking extended Kalman filter algorithm is designed by using the membership function of the fuzzy theory. Then the navigation simulation model of UAV is established. The simulation results show that the improved algorithm can quickly adapt to the sudden change of GPS signal, that is, when the GPS signal restores from the fault state to the normal state, the improved algorithm can converge to the stable state more quickly than the EKF algorithm, and complete the estimation of flight state again. At the same time, compared with EKF and strong tracking extended Kalman filter (SKEKF), the improved algorithm in this paper has higher estimation accuracy.

源语言英语
主期刊名2019 IEEE International Conference on Power, Intelligent Computing and Systems, ICPICS 2019
出版商Institute of Electrical and Electronics Engineers Inc.
254-259
页数6
ISBN(电子版)9781728137209
DOI
出版状态已出版 - 7月 2019
活动2019 IEEE International Conference on Power, Intelligent Computing and Systems, ICPICS 2019 - Shenyang, 中国
期限: 12 7月 201914 7月 2019

出版系列

姓名2019 IEEE International Conference on Power, Intelligent Computing and Systems, ICPICS 2019

会议

会议2019 IEEE International Conference on Power, Intelligent Computing and Systems, ICPICS 2019
国家/地区中国
Shenyang
时期12/07/1914/07/19

联合国可持续发展目标

此成果有助于实现下列可持续发展目标:

  1. 可持续发展目标 7 - 经济适用的清洁能源
    可持续发展目标 7 经济适用的清洁能源

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