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Robust L1 model reduction for time-delay systems

  • Yan Hui Li*
  • , Bin Zhou
  • , Hui Jun Cao
  • , Chang Hong Wang
  • *Corresponding author for this work
  • Daqing Petroleum Institute
  • Harbin Institute of Technology

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

This paper investigates the problem of robust L1 model reduction for linear continuous time-delay systems with parameter uncertainties. For a given stable system, our purpose is to construct reduced-order systems, such that the error system between the two models is asymptotically stable and has a guaranteed L1, performance constraint. The L1 performance criterion is first established for time-delay systems, furthermore, the sufficient conditions for the existence of admissible reduced-order models are obtained in terms of linear matrix inequalities (LMI) plus matrix inverse constraints. Since these obtained conditions are not expressed as strict LMIs, the cone complementarity linearization (CCL) algorithm is exploited to cast them into nonlinear minimization problems subject to LMI constraints, which can be readily solved by the standard numerical software. In addition, the development of delay-free reduced-order models is also presented. The efficiency of the proposed technique is demonstrated by a numerical example.

Original languageEnglish
Title of host publication2005 International Conference on Machine Learning and Cybernetics, ICMLC 2005
PublisherIEEE Computer Society
Pages1391-1396
Number of pages6
ISBN (Electronic)0780390911
ISBN (Print)078039092X, 9780780390928
DOIs
StatePublished - 2005
EventInternational Conference on Machine Learning and Cybernetics, ICMLC 2005 - Guangzhou, China
Duration: 18 Aug 200521 Aug 2005

Publication series

Name2005 International Conference on Machine Learning and Cybernetics, ICMLC 2005
Volume3

Conference

ConferenceInternational Conference on Machine Learning and Cybernetics, ICMLC 2005
Country/TerritoryChina
CityGuangzhou
Period18/08/0521/08/05

Keywords

  • Cone complementary linearization
  • LMI
  • Model reduction
  • Peak-to-peak performance
  • Time-delay systems

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