In-plane strength domain numerical determination of hollow concrete block masonry

  • Friaa Houda
  • , Hellara Laroussi Myriam
  • , Stefanou Ioannis
  • , Karam Sab
  • , Abdelwaheb Dogui

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

Abstract

Masonry wall is a composite structure formed by units linked vertically and horizontally by mortar. One of the interests in this paper is composed of hollow concrete blocks. Generally, in structural analysis of masonry wall, the determination of the limit strength presents a challenge, due to the complexity and the heterogeneity of his constituent materials. In the present paper, a numerical homogenization is used for the estimation of the strength domain of an in-plane loaded masonry by accounting for the failure of its blocks. The determination of this domain was based on a rigorous definition of the microstructure in three-dimensions, on convex analysis and on the kinematical approach in the frame of limit analysis theory. A three- dimensional periodic basic cell with a nonlinear material behavior is used. Periodic boundary conditions have been imposed on the lateral boundary of the unit cell by matching the degrees of freedom of pairs of nodes.

Original languageEnglish
Title of host publicationLecture Notes in Mechanical Engineering
EditorsMohamed Haddar, Fakher Chaari, Abdelmajid Benamara, Mnaouar Chouchane, Nizar Aifaoui, Chafik Karra
PublisherSpringer Heidelberg
Pages721-732
Number of pages12
ISBN (Print)9783319666969, 9783319686189, 9789811053283, 9789811322723
DOIs
Publication statusPublished - 1 Jan 2018
Event7th Conference on Design and Modeling of Mechanical Systems, CMSM 2017 - Hammame, Tunisia
Duration: 27 Mar 201729 Mar 2017

Publication series

NameLecture Notes in Mechanical Engineering
Volume0
ISSN (Print)2195-4356
ISSN (Electronic)2195-4364

Conference

Conference7th Conference on Design and Modeling of Mechanical Systems, CMSM 2017
Country/TerritoryTunisia
CityHammame
Period27/03/1729/03/17

Keywords

  • Homogenization method
  • Masonry
  • Numerical simulations
  • Periodic cell
  • Strength domain

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