Dynamic behavior of a one-dimensional thermoviscoelastic system

Jing Wang, Jun Min Wang

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

Abstract

In this paper, we study the dynamic behavior of a one-dimensional linear thermoviscoelastic system with Dirichlet boundary conditions. A remarkable characteristic is that the system operator is not of compact resolvent. Using the asymptotic analysis technique, it is shown that there are three branches of eigenvalues: two of them are along the negative real axis approaching-∞ and another branch, distributing on the negative real axis, converges to a negative real point which is the unique continuous spectrum. Moreover, the set of generalized eigenfunctions forms a Riesz basis for the energy state space. Consequently, the spectrum-determined growth condition holds true, and an exponential stability is concluded. Finally, some numerical simulations are presented.

Original languageEnglish
Title of host publicationProceedings of the 2015 27th Chinese Control and Decision Conference, CCDC 2015
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages2061-2066
Number of pages6
ISBN (Electronic)9781479970179
DOIs
Publication statusPublished - 17 Jul 2015
Event27th Chinese Control and Decision Conference, CCDC 2015 - Qingdao, China
Duration: 23 May 201525 May 2015

Publication series

NameProceedings of the 2015 27th Chinese Control and Decision Conference, CCDC 2015

Conference

Conference27th Chinese Control and Decision Conference, CCDC 2015
Country/TerritoryChina
CityQingdao
Period23/05/1525/05/15

Keywords

  • Asymptotic analysis
  • Riesz basis
  • Stability
  • Thermoviscoelastic system

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