Modified contour integrals for calculation of stress intensity factors for cracks in anisotropic FGMs

Jui Hung Chang, Jun Yi Jiang

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

Abstract

A numerical method is proposed for calculation of the mixed-mode stress intensity factors at a crack tip in anisotropic functionally graded materials. The method is constructed by developing a pair of modified contour integrals, along with closed form expressions that relate these integrals and the SIFs. Neither a-priori information nor extra auxiliary solutions corresponding to the singular behavior is required for the calculation and so the proposed scheme is applicable for curve cracks of arbitrary shapes in generally anisotropic FGMs.

Original languageEnglish
Title of host publicationAdvanced Development in Industry and Applied Mechanics
EditorsBale V. Reddy, A. Kandasamy, Shishir Kumar Sahu, Manuel de La Sen
PublisherTrans Tech Publications Ltd
Pages129-133
Number of pages5
ISBN (Electronic)9783038352297
DOIs
StatePublished - 2014
Event3rd International Conference on Advances in Mechanics Engineering, ICAME 2014 - Hong Kong, China
Duration: 28 Jul 201429 Jul 2014

Publication series

NameApplied Mechanics and Materials
Volume627
ISSN (Print)1660-9336
ISSN (Electronic)1662-7482

Conference

Conference3rd International Conference on Advances in Mechanics Engineering, ICAME 2014
Country/TerritoryChina
CityHong Kong
Period28/07/1429/07/14

Keywords

  • Anisotropic FGM
  • Curved cracks
  • Mixed-mode stress intensity factors
  • Modified contour integrals

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