نتایج جستجو برای: projectile penetration
تعداد نتایج: 38636 فیلتر نتایج به سال:
Abstract Projectile penetration into an immersed granular bed is a common phenomenon in both geophysics and engineering, encompassing various scenarios such as crater formation offshore soil-structure interaction. It involves the complex physical interaction between fluid materials. In this study, we investigate dynamics of projectile using coupled computational discrete element method (CFD-DEM...
Abstract In order to analyse the dynamic response and damage characteristics of human tissues organs under non-lethal kinetic energy projectiles, a numerical simulation model torso is established based on Chinese visual (CVH) data sets. By dummy with CVH sets, calculation accuracy movement impact by non-Lethal projectile finite element were validated, skin perforation performance validated anim...
A steel plate material Hardox can be used also as a core design material for the production of ballistic barriers or traps at the shooting ranges for small arms. The article deals with the results of experiments with shooting weapon systems of a high ballistic performance and with Finite Element Method simulation of the projectile penetration upon the steel plate using the software Ansys Autody...
We present a conceptual discussion of a numerical method to simulate the penetration of a ballistic gel by a projectile. The method draws on the computational advantages presented by asynchronous variational integrators (AVIs) and an immersed boundary method to result in an easily parallelizable, efficient and adaptive algorithm. The paper focuses on the algorithmic ideas involved– at the expen...
This study aims to examine the phenomena that occur due projectile penetration on fiber metal laminate. Ballistic testing was carried out experimentally according National Institute of Justice standards (NIJ Standard 0101.06 level III-A) using a 9 mm full-metal jacket with normal angle attack (90° target). The results showed laminate could withstand rate by penetrating first layer (aluminum pla...
In this paper, the dynamic characteristics of projectile penetrating concrete target at high speed are studied. The mechanism high-speed penetration into plate is analyzed theoretically. Through ANSYS-LSDYNA numerical modeling, a model established, and suitable grid divided. calculation deflection, kinetic energy loss, stress distribution overload carried out. results show that software simulat...
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