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爆轰波斜冲击作用下破片飞散特性研究

王马法 卢芳云 李翔宇

国防科技大学学报2013,Vol.35Issue(1):60-64,5.
国防科技大学学报2013,Vol.35Issue(1):60-64,5.

爆轰波斜冲击作用下破片飞散特性研究

Research on the projection characteristics of fragments under the loading of the oblique shock wave

王马法 1卢芳云 2李翔宇3

作者信息

  • 1. 国防科技大学理学院,湖南长沙410073
  • 2. 北京理工大学爆炸科学与技术国家重点实验室,北京10081
  • 折叠

摘要

Abstract

In order to study the projection angles in asymmetrical structure, the oblique shock wave theory was used to describe the process of detonation wave shocking on the metal surface. The calculation method of projection angle was obtained after the velocity multiplication law on free surface simplified the shock wave theory to estimate the velocity of particles in metal. The explosion experiments of a D-shaped warhead were done to validate this method. The results show that this method is in good agreement with experimental data; when the incident angle is less than 40° , the projection angle will increase linearly with increasing the incident angle.

关键词

爆炸力学/飞散角/非对称结构/斜激波理论

Key words

explosion mechanics/ projection angles/ asymmetric configuration/ oblique shock wave theory

分类

数理科学

引用本文复制引用

王马法,卢芳云,李翔宇..爆轰波斜冲击作用下破片飞散特性研究[J].国防科技大学学报,2013,35(1):60-64,5.

基金项目

国家自然科学基金资助项目(11172328,11132012,11202237) (11172328,11132012,11202237)

爆炸科学与技术国家重点实验室开放基金项目(KFJJ12-16M) (KFJJ12-16M)

国防科技大学学报

OA北大核心CSCDCSTPCD

1001-2486

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