Buckling and material failure analyses on composite cylindrical shells subjected to hydrostatic pressure

  • X. Zhang
  • , W. Xu
  • , Z. Li
  • , K. Shen
  • , L. Jiang
  • , G. Pan
  • , C. Guedes Soares

Research output: Chapter in Book/Report/Conference proceedingChapterpeer-review

Abstract

In this study, hydrostatic pressure experimental tests were carried out for three composite cylindrical shells with winding angles [9010 /±805/±405/9010], [904/(90/±45/0)8 /904], and [904 (90/±60/0)8/904 ]. In parallel, the theoretical and finite element (FE) models were built to predict the buckling and material failure pressures. The results from analytical and FE models agree well with those from experimental tests. A parametric study was carried out and the effect of thickness-radius ratio, length-radius ratio, and winding angle on the critical buckling and material failure pressures are discussed. The results show that the thickness-radius ratio, length-radius ratio, and winding angle all have a great influence on the critical buckling pressure; the material failure pressure is primarily affected by the thickness-radius ratio and winding angle; there exists a boundary between the buckling and material failure pressures which is a function of thickness-radius ratio, length-radius ratio, and winding angle.

Original languageEnglish
Title of host publicationProceedings in Marine Technology and Ocean Engineering
PublisherCRC Press
Pages364-373
Number of pages10
DOIs
StatePublished - 2021

Publication series

NameProceedings in Marine Technology and Ocean Engineering
Volume2021
ISSN (Print)2638-647X
ISSN (Electronic)2638-6461

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