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Investigation into damage of stainless steel Mesh/AL plate multi-shock shield under hypervelocity AL-spheres impact

  • Gongshun Guan*
  • , Dongdong Pu
  • , Yue Ha
  • *Corresponding author for this work
  • Harbin Institute of Technology

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

Abstract

A series of hypervelocity impact tests on stainless steel mesh/aluminum plate multi-shock shield were practiced with a two-stage light gas gun facility. Impact velocity was approximately 4km/s. The diameter of projectiles was 6.4mm. The impact angle was 0°. The fragmentation and dispersal of hypervelocity particle against stainless steel mesh bumper varying with mesh opening size and the wire diameter were investigated. It was found that the mesh wall position, diameter of wire, separation distance arrangement and mesh opening had high influence on the hypervelocity impact characteristic of stainless steel mesh/aluminum plate multi-shock shields. When the stainless steel mesh wall was located in the first wall site of the bumper it did not help comminuting and decelerating projectile. When the stainless steel mesh wall was located in the last wall site of the bumper, it could help dispersing debris clouds, reducing the damage of the rear wall. Optimized design idea of stainless steel mesh/aluminum plate multi-shock shields was suggested.

Original languageEnglish
Title of host publicationAdvances in Fracture and Damage Mechanics XI
PublisherTrans Tech Publications Ltd
Pages397-400
Number of pages4
ISBN (Print)9783037854631
DOIs
StatePublished - 2012
Event11th International Conference on Fracture and Damage Mechanics, FDM 2012 - Xian, China
Duration: 18 Sep 201221 Sep 2012

Publication series

NameKey Engineering Materials
Volume525-526
ISSN (Print)1013-9826
ISSN (Electronic)1662-9795

Conference

Conference11th International Conference on Fracture and Damage Mechanics, FDM 2012
Country/TerritoryChina
CityXian
Period18/09/1221/09/12

Keywords

  • Crack
  • Damage
  • Experiment
  • Hypervelocity impact
  • Stainless steel mesh

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