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Structural health monitoring of marine structures by using inverse finite element method

  • University of Strathclyde

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

37 Scopus citations

Abstract

A new state-of-the art methodology named as inverse Finite Element Method (iFEM) is adopted to solve the inverse problem of real-time reconstruction of full-field structural displacements, strains, and stresses. iFEM has shown to be precise, robust, and fast enough to reconstruct the three dimensional displacement field of structures in real-time by utilizing surface strain measurements obtained from strain sensors embedded on the structure. The numerical implementation of the iFEM methodology is done by considering four-node inverse quadrilateral shell element. Two demonstration cases are presented including a quadrilateral plate subjected to bending force and a stiffened plate under bending loading. Finally, the effect of sensor locations, number of sensors and the discretization of the geometry are examined on solution accuracy.

Original languageEnglish
Title of host publicationAnalysis and Design of Marine Structures - Proceedings of the 5th International Conference on Marine Structures, MARSTRUCT 2015
EditorsC. Guedes Soares, R. Ajit Shenoi
PublisherCRC Press/Balkema
Pages341-350
Number of pages10
ISBN (Electronic)9781138027893
DOIs
StatePublished - 2015
Event5th International Conference on Marine Structures, MARSTRUCT 2015 - Southampton, United Kingdom
Duration: Mar 25 2015 → Mar 27 2015

Publication series

NameAnalysis and Design of Marine Structures - Proceedings of the 5th International Conference on Marine Structures, MARSTRUCT 2015

Conference

Conference5th International Conference on Marine Structures, MARSTRUCT 2015
Country/TerritoryUnited Kingdom
CitySouthampton
Period03/25/15 → 03/27/15

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