Wang Yuxin
Personal Homepage
Paper Publications
物质点法在爆轰波碰撞炸药猛度试验中应用
Hits:

Indexed by:期刊论文

Date of Publication:2017-05-25

Journal:大连理工大学学报

Included Journals:CSCD、Scopus

Volume:57

Issue:3

Page Number:227-232

ISSN No.:1000-8608

Key Words:物质点法;爆轰波碰撞;炸药猛度;铅柱压缩法

Abstract:使用常规有限元法对炸药爆轰过程进行数值计算时,网格大尺度畸变,往往导致求解精度低,甚至求解失败的情况.采用同时兼顾拉格朗日方法和欧拉方法优点的物质点法(MP M)对爆轰波碰撞炸药猛度试验进行数值计算,得出爆轰波碰撞过程及其在铅柱中传播的应力、应变分布.与试验结果进行对比得知,铅柱压缩误差仅为0.17%.由此验证了物质点法在炸药猛度试验应用中的准确性,为爆轰波传播、碰撞过程分析及炸药猛度测试提供了一种新方法.

Personal information

Associate Professor
Supervisor of Master's Candidates

Title : 中国工程爆破行业协会爆炸加工行业委员会副秘书长

Gender:Male

Alma Mater:Dalian University of Technology

Degree:Doctoral Degree

School/Department:Department of Engineering Mechanics

Discipline:Computational Mechanics

Business Address:工程力学系226室

Click:

Open time:..

The Last Update Time:..


Address: No.2 Linggong Road, Ganjingzi District, Dalian City, Liaoning Province, P.R.C., 116024

MOBILE Version