Study on the Dynamic Response of Stiffened Plates Under Underwater Explosion

Xiao Huang, Jia Wei Mao, Qin Li, Xiao Qing Zhang, Guo Hui Zhang, Guang Yun Niu, Hai Bao Hu

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

1 Scopus citations

Abstract

Based on the dynamic characteristics of marine structures subjected to underwater explosion (UNDEX), this work focuses on the deformation and failure of different stiffened plate of UNDEX. With the Coupled Euler–Lagrange method (CEL), the damage of explosion impact on the fixed stiffened plates is numerically simulated by the finite element software ABAQUS. The damage process of different stiffened plates under near field explosion is analyzed, besides the deformation and failure mode of stiffened plates under explosion impact load and the deformation law of stiffened plates under typical explosion impact load are obtained. The results show that the configuration of the stiffener is a factor which influences the deformation of plate frame. When the total mass of the three kinds of stiffened structures remains unchanged, the protection effect of the well shape stiffener is better. Moreover, the damage characteristics of stiffened plates under different explosion distances are studied, and two different damage modes are obtained.

Original languageEnglish
Title of host publicationComputational and Experimental Simulations in Engineering - Proceedings of ICCES 2023—Volume 1
EditorsShaofan Li
PublisherSpringer Science and Business Media B.V.
Pages1103-1115
Number of pages13
ISBN (Print)9783031425141
DOIs
StatePublished - 2024
Event29th International Conference on Computational and Experimental Engineering and Sciences, ICCES 2023 - Shenzhen, China
Duration: 26 May 202329 May 2023

Publication series

NameMechanisms and Machine Science
Volume143
ISSN (Print)2211-0984
ISSN (Electronic)2211-0992

Conference

Conference29th International Conference on Computational and Experimental Engineering and Sciences, ICCES 2023
Country/TerritoryChina
CityShenzhen
Period26/05/2329/05/23

Keywords

  • ABAQUS
  • CEL
  • Numerical simulation
  • Shock response
  • Underwater explosion

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