Reliability sensitivity analysis for linear structures subject to dynamic Gaussian Excitation

M. A. Misraji, M. A. Valdebenito, C. F. Mayorga, H. A. Jensen

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

Abstract

This contributions proposes a framework for calculating the sensitivity associated with first excursion probabilities of linear structural systems subject to stochastic loading. The sensitivity measure is the partial derivative of the failure probability with respect to parameters that affect the structural response. The proposed framework is cast as a post processing step of a reliability analysis performed with Directional Importance Sampling. A numerical example demonstrates the application of the proposed framework.

Original languageEnglish
Title of host publicationProceedings of the 29th European Safety and Reliability Conference, ESREL 2019
EditorsMichael Beer, Enrico Zio
PublisherResearch Publishing Services
Pages2205-2210
Number of pages6
ISBN (Electronic)9789811127243
DOIs
StatePublished - 2020
Event29th European Safety and Reliability Conference, ESREL 2019 - Hannover, Germany
Duration: 22 Sep 201926 Sep 2019

Publication series

NameProceedings of the 29th European Safety and Reliability Conference, ESREL 2019

Conference

Conference29th European Safety and Reliability Conference, ESREL 2019
Country/TerritoryGermany
CityHannover
Period22/09/1926/09/19

Keywords

  • Directional Importance sampling
  • Dynamic response
  • First excursion probability
  • Linear structure
  • Probability sensitivity
  • Stochastic load

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