Wang Yuxin
Personal Homepage
Paper Publications
无网格MPM法三维爆炸焊接数值模拟
Hits:

Indexed by:期刊论文

Date of Publication:2013-02-15

Journal:计算力学学报

Included Journals:PKU、ISTIC、CSCD、Scopus

Volume:30

Issue:1

Page Number:34-38

ISSN No.:1007-4708

Key Words:无网格法;物质点法;爆炸焊接;数值模拟

Abstract:物质点法MPM(Material Point Method)是无网格方法之一.它是在质点网格法(PIC)基础上发展而来的一种新数值方法,它利用了欧拉法和拉格朗日法两者的优点,计算物质点在冲击载荷下的应力和应交;通过物质点来跟踪材料体的变形和破损,而在整个计算过程中背景网格始终固定不变,避免了重新划分网格.本文应用MPM法计算三维爆炸焊接问题,在爆轰载荷作用下的飞板和基板的金属动态变形过程进行了三维数值模拟,并且对飞板的碰撞点速度和爆轰压力变化进行了计算分析.

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