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Selection of shaped charges parameters for producing aluminum particles with velocities in the range of 2.5-16 km/s
《Defence Technology（防务技术）》2024年第8期126-135,共10页Vladimir I.Kolpakov Sergey V.Fedorov Ekaterina P.Vinogradova Irina A.Bolotina 
Testing rocket and space technology objects in ground conditions for resistance to the impact of meteoroids and fragments of space debris can be carried out using shaped charges. To substantiate the design parameters ...
关键词：Space debris Meteoric impact Explosion Shaped charge High-velocity aluminum element Segmental liner Combined liner Numerical simulation 
Double casing warhead with sandwiched charge:The axial distribution of fragments velocities被引量：1
《Defence Technology（防务技术）》2024年第4期201-216,共16页Ping Ye Yongxiang Dong Qitian Sun Peizhuo Shi Wang Yao Yongnan Li Yujing Li Mingze Li 
supported by the National Natural Science Foundation of China(Grant No.11872121)。
The double casing warhead with sandwiched charge is a novel fragmentation warhead that can produce two groups of fragments with different velocity,and the previous work has presented a calculation formula to determine...
关键词：Double casing warhead Sandwiched charge Fragment velocity Rarefaction wave Gurney formula Explosive loading 
Data-driven prediction of plate velocities and plate deformation of explosive reactive armor
《Defence Technology（防务技术）》2022年第12期2141-2149,共9页Marvin Becker Andreas Klavzar Thomas Wolf Melissa Renck 
Explosive reactive armor(ERA)is currently being actively developed as a protective system for mobile devices against ballistic threats such as kinetic energy penetrators and shaped-charge jets.Considering mobility,the...
关键词：Artificial neural network Explosive reactive armor Finite element simulation Particle simulation Flash X-ray 
Investigation on the penetration of jacketed rods with striking velocities of 0.9-3.3 km/s into semi-infinite targets被引量：4
《Defence Technology（防务技术）》2022年第3期476-489,共14页Kui Tang Jin-xiang Wang Hai-ping Song Nan Zhou 
supported by the National Natural Science Foundation of China(Grant nos.:11672138,11602113);Foundation of National Key Lab.of Transient Physics(Grant no.:6142604180407,JCKYS2020606004).
In this study, a combined experimental, numerical and theoretical investigation is conducted on the penetration of semi-infinite 4340 steel targets by a homogeneous 93 W rod and two types of jacketed rods with strikin...
关键词：Jacketed rod Semi-infinite target Damage mechanism Penetration performance 
Damage modeling of ballistic penetration and impact behavior of concrete panel under low and high velocities被引量：3
《Defence Technology（防务技术）》2021年第1期202-211,共10页Chahmi Oucif J.S.Kalyana Rama K.Shankar Ram Farid Abed 
This work presents a numerical simulation of ballistic penetration and high velocity impact behavior of plain and reinforced concrete panels.This paper is divided into two parts.The first part consists of numerical mo...
关键词：Johnson-Holmquist-2 Concrete damage plasticity Concrete panel DAMAGE Impact loads 
A three-stage model for the perforation of finite metallic plates by long rods at high velocities
《Defence Technology（防务技术）》2019年第3期409-418,共10页Yu He Liu-yun Xu He-ming Wen Zheng-cao Lu 
A three-stage theoretical model is presented herein to predict the perforation of a thick metallic plate struck normally by a long rod at high velocities. The model is suggested on the basis of the assumption that the...
关键词：PERFORATION LONG rod FINITE METALLIC plate Ballistic limit RESIDUAL velocity RESIDUAL length 
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