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Improved observer design for heat equation with constant measurement delay via Legendre polynomials

  • Jin Zhang
  • , Wen Kang
  • , Emilia Fridman
  • , Alexandre Seuret
  • Tel Aviv University
  • University of Science and Technology Beijing
  • Université de Toulouse

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

In this paper, we present improved results on observer design for 1D heat equation. We first introduce an observer under delayed spatially point measurements that leads to an estimation error with time-delay. Inspired by recent developments in the area of delayed ODEs, we suggest augmented Lyapunov functionals based on the Legendre polynomials. Then, sufficient exponential stability conditions are derived in the form of linear matrix inequalities (LMIs) that are parameterized by the degree of the polynomials. Finally, a numerical example illustrates the efficiency of the results that allow to enlarge the value of delay preserving the stability by more than 20%.

源语言英语
主期刊名2020 59th IEEE Conference on Decision and Control, CDC 2020
出版商Institute of Electrical and Electronics Engineers Inc.
4448-4453
页数6
ISBN(电子版)9781728174471
DOI
出版状态已出版 - 14 12月 2020
已对外发布
活动59th IEEE Conference on Decision and Control, CDC 2020 - Virtual, Jeju Island, 韩国
期限: 14 12月 202018 12月 2020

出版系列

姓名Proceedings of the IEEE Conference on Decision and Control
2020-December
ISSN(印刷版)0743-1546
ISSN(电子版)2576-2370

会议

会议59th IEEE Conference on Decision and Control, CDC 2020
国家/地区韩国
Virtual, Jeju Island
时期14/12/2018/12/20

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