Damage Identification by the Static Virtual Distortion Method

This paper describes the application of a structural reanalysis technique called the Virtual Distortion Method, coupled with an optimisation technique called the Gradient Projection Method, to the damage identification problem for the case of the static structural analysis. The outline of the Virtua...

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Main Author: P. Kołakowski
Format: Article
Language:English
Published: Institute of Fundamental Technological Research 2015-12-01
Series:Engineering Transactions
Subjects:
Online Access:https://et.ippt.pan.pl/index.php/et/article/view/456
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author P. Kołakowski
author_facet P. Kołakowski
author_sort P. Kołakowski
collection DOAJ
description This paper describes the application of a structural reanalysis technique called the Virtual Distortion Method, coupled with an optimisation technique called the Gradient Projection Method, to the damage identification problem for the case of the static structural analysis. The outline of the Virtual Distortion Method is provided and the fundamentals of the Gradient Projection Method are explained. Subsequently the damage identification problem for the static load case is posed. Numerical example of a truss structure is demonstrated. Conclusions are presented with the emphasis on advantages of the employed methods in numerical computations.
format Article
id doaj-art-b934a50f7a5541da8b2d70f9f6eaa50d
institution Matheson Library
issn 0867-888X
2450-8071
language English
publishDate 2015-12-01
publisher Institute of Fundamental Technological Research
record_format Article
series Engineering Transactions
spelling doaj-art-b934a50f7a5541da8b2d70f9f6eaa50d2025-07-11T05:05:45ZengInstitute of Fundamental Technological ResearchEngineering Transactions0867-888X2450-80712015-12-0152410.24423/engtrans.456.2004Damage Identification by the Static Virtual Distortion MethodP. Kołakowski0Institute of Fundamental Technological Research PASThis paper describes the application of a structural reanalysis technique called the Virtual Distortion Method, coupled with an optimisation technique called the Gradient Projection Method, to the damage identification problem for the case of the static structural analysis. The outline of the Virtual Distortion Method is provided and the fundamentals of the Gradient Projection Method are explained. Subsequently the damage identification problem for the static load case is posed. Numerical example of a truss structure is demonstrated. Conclusions are presented with the emphasis on advantages of the employed methods in numerical computations.https://et.ippt.pan.pl/index.php/et/article/view/456damage identificationinverse static analysisstructural optimisation
spellingShingle P. Kołakowski
Damage Identification by the Static Virtual Distortion Method
Engineering Transactions
damage identification
inverse static analysis
structural optimisation
title Damage Identification by the Static Virtual Distortion Method
title_full Damage Identification by the Static Virtual Distortion Method
title_fullStr Damage Identification by the Static Virtual Distortion Method
title_full_unstemmed Damage Identification by the Static Virtual Distortion Method
title_short Damage Identification by the Static Virtual Distortion Method
title_sort damage identification by the static virtual distortion method
topic damage identification
inverse static analysis
structural optimisation
url https://et.ippt.pan.pl/index.php/et/article/view/456
work_keys_str_mv AT pkołakowski damageidentificationbythestaticvirtualdistortionmethod