Large deformation elastoplastic FEM analysis of a nonstandard disc spring used in separation of aerocrafts

Ri Dong Liao*, Zheng Xing Zuo

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

2 Citations (Scopus)

Abstract

Static stresses and deformation of a nonstandard disc spring were elastoplastically investigated using the finite-element method (FEM). Its load-deflection relationship was presented to study the influence of compression on the stiffness characteristic of the disc spring. The computational results of stresses and load-deflection relationship agreed well with the test results. The computational method applied in this paper can be used to static mechanical analysis of any other disc springs.

Original languageEnglish
Pages (from-to)702-707
Number of pages6
JournalBinggong Xuebao/Acta Armamentarii
Volume27
Issue number4
Publication statusPublished - Jul 2006

Keywords

  • Disc spring
  • Elastic-plastic mechanics
  • Finite element method
  • Solid mechanics
  • Stress analysis

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