Zhang Zhao
Professor Supervisor of Doctorate Candidates Supervisor of Master's Candidates
Main positions:Professor in Process Mechanics
Gender:Male
Alma Mater:Dalian University of Technology
Degree:Doctoral Degree
School/Department:Department of Engineering Mechanics, Dalian University of Technology
Discipline:mechanics of manufacturing process. Engineering Mechanics. Computational Mechanics
Business Address:Room 619,Integrated Laboratory building (1#)
Contact Information:+86-411-84708432 zhangz@dlut.edu.cn
E-Mail:zhangz@dlut.edu.cn
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Indexed by:期刊论文
Date of Publication:2011-10-20
Journal:测井技术
Included Journals:PKU、ISTIC、CSCD
Volume:35
Issue:5
Page Number:487-493
ISSN No.:1004-1338
Key Words:射孔枪;SPH方法;毛刺高度;穿孔直径;射孔速度;拟合
Abstract:基于SPH方法对射孔枪射孔过程进行了模拟,并实现高速射流情况下的射孔过程仿真.计算了射孔弹弹型不变的情况下以40CrNiMo为材料的枪筒,在不同射流速度下盲孔毛刺高度值,不同射流速度和不同盲孔深度下的穿孔直径以及不同材料下毛刺高度值.通过计算发现,盲孔毛刺高度随射孔速度的增加而降低,且高度值变化幅度越来越小；射孔枪的穿孔直径随射孔速度增大先增大而后减小.给出相应的射孔枪穿孔直径与射孔速度关系的拟合公式,射孔枪的穿孔直径随盲孔深度的减小而增大.对于同样尺寸的枪筒,40CrNiMo材料比45号钢有更高的冲击韧性,产生更小的毛刺和穿孔直径.
Zhang Zhao, Ph.D., Professor in Process Mechanics.
Editorial member in Coatings (IF:2.881) from 2020 to 2022.
Editorial member in Crystals (IF:2.589) from 2020 to 2022.
Younth editorial member in Journal of Central South University(IF:1.716) from 2020 to 2022.
Professor Zhang has published more than 60 SCI publications with over 1100 citations. He served as reviewers for more than 30 international journals. His main pulications can be found:
https://orcid.org/0000-0001-7181-8617
https://publons.com/researcher/1987190/zhao-zhang/
The scientific research focuses on experimental and numerical works on friction stir welding/processing/additive manufacturing, numerical modelling and simulation of additive manufacuring, topological design of phononic crystals, locomotive and high speed train design.
