PROJECTILE

作品数：240被引量：381H指数：8
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Comparative study on the oblique water-entry of high-speed projectile based on rigid-body and elastic-plastic body model
《Defence Technology(防务技术)》2025年第4期133-155,共23页Xiangyan Liu Xiaowei Cai Zhengui Huang Yu Hou Jian Qin Zhihua Chen 
supported by the Postgraduate Research&Practice Innovation Program of Jiangsu Province(Grant No.KYCX24_0714).
To examine the similarities and differences in the evolution of cavity,wetting and dynamics of a highspeed,oblique water-entry projectile with different positive angles of attack,a comparative analysis has been conduc...
关键词：Fluid-structure interaction Rigid-body model Elastic-plastic model Structural deformation Impact loads Structural safety of projectile 
The impact of the coupling relationship between projectile size and yarn dimension on the ballistic performance of plain weave fabric
《Defence Technology(防务技术)》2025年第1期288-303,共16页Kaiying Wang Xuan Zhou Wenke Ren Yiding Wu Yilei Yu Yi Zhou Lizhi Xu Guangfa Gao 
National Natural Science Foundation of China(Grant Nos.12172179,11802141 and U2341244);National Natural Science Foundation for Young Scientists of China(Grant No.12202207);China Postdoctoral Science Foundation(Grant No.2022M711623);Natural Science Foundation of Jiangsu Province(Grant No.BK20220968);Open Funds for Key Laboratory of Impact and Safety Engineering(Ningbo University),Ministry of Education(Grant No.CJ202201);Open Funds for Shock and Vibration of Engineering Materials and Structures Key Laboratory of Sichuan Province(Grant No.22kfgk03)。
Aramid fibers,due to their relatively high inter-yarn friction,high strength,high modulus,and other characteristics,have become a typical representative of flexible anti-ballistic materials in modern warfare.Current r...
关键词：Plain weave fabric Ballistic performance Aramid fiber Projectile size Ballistic experiment 
High-velocity projectile penetration test and theoretical calculation of pseudo fluid penetration of calcareous sand
《Defence Technology（防务技术）》2024年第12期105-115,共11页Wei Guo Yanyu Qiu Mingyang Wang 
funded by the National Natural Science Foundation of China(Grant No.12072371);Jiangsu Natural Science Foundation(Grant No.BK20221528)。
To explore the penetration resistance of calcareous sand media,penetration tests have been conducted in the velocity range of 200-1000 m/s using conical-nosed projectiles with a diameter of 14.5 mm.Further,a pseudo fl...
关键词：Calcareous sand Penetration tests Slepyan hydrodynamic model Internal friction penetration model 
Multidisciplinary design optimization of a dual-spin guided vehicle
《Defence Technology（防务技术）》2024年第7期133-148,共16页Jalal Karimi Mohammad Reza Rajabi Seyed Hossein Sadati Seyed Mahid Hosseini 
In this research,a Multidisciplinary Design Optimization approach is proposed for the dual-spin guided flying projectile design considering external and internal parts of the body as design variables.In this way,a par...
关键词：Flying projectile optimal design All-at-ones multidisciplinary optimization Structure discipline Guidance and control discipline Aerodynamic discipline 
Investigation of Projectile Impact Behaviors of Graphene Aerogel Using Molecular Dynamics Simulations
《Computer Modeling in Engineering & Sciences》2024年第6期3047-3061,共15页Xinyu Zhang Wenjie Xia Yang Wang Liang Wang Xiaofeng Liu 
supported by the National Natural Science Foundation of China(No.12102256).
Graphene aerogel(GA),as a novel solid material,has shown great potential in engineering applications due to its unique mechanical properties.In this study,the mechanical performance of GA under high-velocity projectil...
关键词：Graphene aerogel molecular dynamics simulation impact response energy absorption 
A possible probe to neutron-skin thickness by fragment parallel momentum distribution in projectile fragmentation reactions被引量：1
《Nuclear Science and Techniques》2024年第6期114-119,共6页Chun-Wang Ma Yi-Jie Duan Ya-Fei Guo Chun-Yuan Qiao Yu-Ting Wang Jie Pu Kai-Xuan Cheng Hui-Ling Wei 
the National Natural Science Foundation of China(Nos.12375123,11975091,and 12305130);the Natural Science Foundation of Henan Province(No.242300421048);China Postdoctoral Science Foundation(No.2023M731016);Henan Postdoctoral Foundation(No.HN2022164).
Neutron-skin thickness is a key parameter for a neutron-rich nucleus;however,it is difficult to determine.In the framework of the Lanzhou Quantum Molecular Dynamics(LQMD)model,a possible probe for the neutron-skin thi...
关键词：Neutron-skin thickness Projectile fragmentation Parallel momentum distribution Neutron-rich nucleus Quantum molecular dynamics model 
Numerical simulation of the coupled dynamics model of the projectile engraving process被引量：2
《International Journal of Mechanical System Dynamics》2024年第2期188-201,共14页Shujun Zhang Xiaoting Rui Hailong Yu Xiaoli Dong 
National Natural Science Foundation of China,Grant/Award Number:12372093。
The projectile engraving process directly influences the projectile motion in-bore and impacts the firing accuracy,firing safety,and barrel life of the gun.For this reason,attention has been focused on this research t...
关键词：projectile engraving process engraving resistance finite element method polynomial fitting interior ballistic simulation 
Energy dissipation mechanism and ballistic characteristic optimization in foam sandwich panels against spherical projectile impact
《Defence Technology（防务技术）》2024年第5期108-122,共15页Jianqiang Deng Tao Liu Liming Chen Xin Pan Jingzhe Wang Shaowei Zhu Weiguo Li 
the National Natural Science Foundation of China(Grant Nos.11972096,12372127 and 12202085);the Fundamental Research Funds for the Central Universities(Grant No.2022CDJQY004);Chongqing Natural Science Foundation(Grant No.cstc2021ycjh-bgzxm0117);China Postdoctoral Science Foundation(Grant No.2022M720562);Chongqing Postdoctoral Science Foundation(Grant No.2021XM3022);supported by the opening project of State Key Laboratory of Explosion Science and Technology(Beijing Institute of Technology);The opening project number is KFJJ23-18 M。
This study systematically examines the energy dissipation mechanisms and ballistic characteristics of foam sandwich panels(FSP)under high-velocity impact using the explicit non-linear finite element method.Based on th...
关键词：Sandwich panel Numerical simulation Ballistic resistance Specific penetration energy Energy analysis 
Ballistic performance of additive manufacturing 316l stainless steel projectiles based on topology optimization method
《Defence Technology（防务技术）》2024年第5期1-17,共17页Hao Xue Tao Wang Xinyu Cui Yifan Wang Guangyan Huang 
sponsored by the National Key Research and Development Program of China[Grant Nos.2020YFC0826804 and 2022YFC3320504];the National Natural Science Foundation of China[Grant No.11772059]。
Material and structure made by additive manufacturing(AM)have received much attention lately due to their flexibility and ability to customize complex structures.This study first implements multiple objective topology...
关键词：Additive manufacturing Topology optimization Ballistic performance Projectile design 
A guidance and control design with reduced information for a dual-spin stabilized projectile被引量：1
《Defence Technology（防务技术）》2024年第3期494-505,共12页Yu Wang Jiyan Yu Xiaoming Wang Jia Fangxiu 
In this paper,an integrated guidance and control method based on an adaptive path-following controller is proposed to control a spin-stabilized projectile with only translational motion information under the constrain...
关键词：Spin-stabilized projectile Reduced information Path-following control Extended state observer Coupled nonlinear system Input saturation 
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