Reduced plate model used for 2d traveling wave propagation

V. V.N. Sriram Malladi*, Mohammad Albakri, Pablo A. Tarazaga, Serkan Gugercin

*Corresponding author for this work

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

5 Citations (Scopus)

Abstract

The focus of this study is to understand traveling wave generation and propagation in reduced order 2D plate models. A plate with all clamped (C-C-C-C) boundary conditions was selected to be the medium through which the wave propagation occurs. The plate is excited at multiple locations by point forces which generates controlled oscillations resulting in net traveling waves. A finite element model is developed and the traveling wave response is simulated. The numerical model is complex with a large number of degrees-of-freedom making a parametric study computationally intensive. In order to overcome this computational burden, balanced truncation based and interpolation-based model reduction techniques are employed to reduce the total number of degrees-of-freedom. The capabilities of these reduction techniques to capture the steady-state frequency-domain characteristics and the steadystate time-domain response have been compared in this paper.

Original languageEnglish
Title of host publicationDevelopment and Characterization of Multifunctional Materials; Mechanics and Behavior of Active Materials; Modeling, Simulation and Control of Adaptive Systems
PublisherAmerican Society of Mechanical Engineers
ISBN (Electronic)9780791857298
DOIs
Publication statusPublished - 2015
Externally publishedYes
EventASME 2015 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, SMASIS 2015 - Colorado Springs, United States
Duration: 21 Sept 201523 Sept 2015

Publication series

NameASME 2015 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, SMASIS 2015
Volume1

Conference

ConferenceASME 2015 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, SMASIS 2015
Country/TerritoryUnited States
CityColorado Springs
Period21/09/1523/09/15

Keywords

  • Balanced truncation
  • Finite element
  • IRKA
  • Reduced methods
  • Traveling waves

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