simulation and experimental tests of ballistic impact on

Modeling of High-Rate Ballistic Impact of Brittle

Accurate modeling and simulation of brittle armor panels under projectile impact is a challenging problem involving costly experimental characterization of material properties and verification of ballistic impact response with actual test data. The nature of impact of brittle armors, specifically those made of cementitious materials, is a problem of much complexity, due to high-rate

1-Numerical Simulation and Experimental Testing of

The modelling approach and material parameter set from Ref. [8] were applied to simulate impact experiments at velocities in the ballistic regime (here considered as < 1,000 m/s). In Fig. 5 the results of modelling impact of 20 mm FSPs (fragment simulating projectiles) against 10 mm thick Dyneema®HB26 are shown. 1. IntroductionThis paper presents the experimental testing and simulation results of ballistic impact tests on laminated armor samples that consist of three layers of different materials:fiber-cement, Kevlar fabric, and steel. In experimental tests, a 9 mm FMJ bullet was launched towards a 100 cm 2 sample of the armor from the fiber-cement side. Ansys

Advances in ballistic penetrating impact simulations on

Request PDF Advances in ballistic penetrating impact simulations on thin structures using Smooth Particles Hydrodynamics:A state of the art Experimental tests, analytical modeling, empirical An experimental and numerical investigation on ballistic Three different numerical models were created. After performing experimental tests and numerical simulations, ballistic limit velocities were calculated based on energy conservation. Numerical results are compared with the experimental ones and good agreements are obtained.

An experimental and simulation study of impact resistance

An experimental and simulation study of impact resistance has been conducted on sandwich structures casing with aluminum honeycombs to identify and improve aeroengine casing impact resistance. Firstly, a RentIpson model has been applied to analyze the energy of broken blades with impacting casing. An experimental and simulation study of impact resistance An experimental and simulation study of impact resistance has been conducted on sandwich structures casing with aluminum honeycombs to identify and improve aeroengine casing impact resistance. Firstly, a RentIpson model has been applied to analyze the energy of broken blades with impacting casing.

Analytical and numerical simulations of ballistic impact

The numerical simulation of ballistic impact is carried out using finite element method (FEM) or finite difference method (FDM) codes (hydrocodes) to discretize both target and penetrator and solve the equations governing the penetration process. Several commercial hydrocodes, for instance LS-DYNA and AUTODYN, are available. Analytical and numerical simulations of ballistic impact to withstand ballistic impact of armour piercing projectiles. Keywords:ballistic impact, armour piercing projectiles, lightweight armours, analytical simulation, numerical simulation. 1 Introduction The last decades have seen a dramatic improvement in the perforation capability of modern weapons.

Ballistic simulation of impact on composite laminates

and must always be validated by experimental tests. The objective of this paper is to report on experimental work and corresponding numerical simulation of impact problems on composite laminate plates reinforced with Kevlar 29 and to illustrate the performance of the simulation, laying ground for predictions solely based on numerical models. Computational and experimental models of the human 1.2. Experimental models In addition to the use of post-mortem human subjects (PMHS) and animal (pig, sheep, etc.) subjects for testing, a number of test devices have been constructed for ballistic impact. Jo¨nsson et al. (1981, 1988) designed an anthropometric dummy specically for blast, blunt impact, and missile testing which consisted of

Computational and experimental models of the human

1.2. Experimental models In addition to the use of post-mortem human subjects (PMHS) and animal (pig, sheep, etc.) subjects for testing, a number of test devices have been constructed for ballistic impact. Jo¨nsson et al. (1981, 1988) designed an anthropometric dummy specically for blast, blunt impact, and missile testing which consisted of Experimental Testing and Numerical Modeling of Ballistic @article{osti_1459984, title = {Experimental Testing and Numerical Modeling of Ballistic Impact on S-2 Glass/SC15 Composites}, author = {Key, Christopher T. and Alexander, Charles Scott}, abstractNote = {Here, the work presented in this paper details both an experimental program and an associated numerical modeling effort to characterize and predict the ballistic response of S-2 glass/SC15

Experimental and Numerical Simulation Based

Experimental and Numerical Simulation Based Assessment of Kevlar Composite Specimens under Ballistic Impact Sutanu SAMANTA 1 and Debasis DATTA 2 1 Mechanical Engineering Department, North Eastern Regional Institute of Science and Technology (a Deemed University), Nirjuli - 791109, Arunachal Pradesh, India, E-Mail:[email protected] Experimental and Numerical Simulation Based Experimental and Numerical Simulation Based Assessment of Kevlar Composite Specimens under Ballistic Impact Sutanu SAMANTA 1 and Debasis DATTA 2 1 Mechanical Engineering Department, North Eastern Regional Institute of Science and Technology (a Deemed University), Nirjuli - 791109, Arunachal Pradesh, India, E-Mail:[email protected]

Experimental and numerical study on the ballistic impact

Oct 01, 2020 · Xiao et al. conducted experimental and numerical simulation to study the ballistic resistance of Weldox 700E steel Plates impacted by blunt projectiles. They reported that the deformation and fracture behavior of Weldox 700E were obviously dependent on the parameterised (normalized) Lode angle. Faculté Polytechnique Simulation of ballistic impacts in different standard ballistic tests, according to its final purpose (military, civil, domestic, etc.). It usually consists in shooting various projectiles to a target plate with specific characteristics (material, dimensions) and for a given conditions (distance, velocity). See an example of ballistic test in Fig. 1.

Finite Element Study on the Impact Resistance of Laminated

Nov 01, 2019 · (a) Laser velocimetry test system in experiments, (b) numerical simulation results of the projectile velocity profiles for the impact tests against different composite panels. The FE models were first validated by comparing the numerical predicted critical penetrating velocity for each kind of composite panel against the experimental results. HYPERVELOCITY IMPACT SIMULATION ON HARD Experimental testing at high and hypervelocity impact conditions is a very difficult and financially expensive task. presented allowing the simulation of ballistic impact onto plat panels. The stress tensor is decomposed into a hydrostatic and a deviatoric stress tensor. For low pressure, the material response is dominated by

High Speed Impact Test and Simulation

Dynamic material behavior, material testing, low-impedance materials, woven fabrics, impact simulation. 1 Regimes of Dynamic Loading Conditions In the regime of static and quasi-static loads, the main focus of investigations, be it numerical or experimental, is placed on a state, i.e. the state of equilibrium between Methods for Analysis and Simulation of Ballistic Impact Title:Methods for Analysis and Simulation of Ballistic Impact VOLUME:11 ISSUE:1 Author(s):J. D. Clayton Affiliation:Department of Civil Engineering and Engineering Mechanics, Columbia University, New York, NY 10027 Keywords:Ballistics, continuum mechanics, shock physics, projectiles, impact, metals, ceramics, crystals. Abstract:Background:Methods for describing physics of impact and

Micro-Scale Analysis and Simulation on the behavior of

In this paper a new comparison method for the assessment of numerical simulations vs. experimental tests of ballistic impact is presented. In particular the phenomenon under consideration is the normal impact of a NATO 7.62 mm ball bullet against an AL-6061-T6 shaft, simulating a helicopter transmission * Corresponding author. Numerical and Experimental Comparative Analysis of May 13, 2020 · During the experimental tests at the ballistic research laboratory for each package, there was one shot with the zero angle of impact in the center of the sample. For x = 0 and y = 0, the bullet impact velocity and residual velocity were measured at the same time in the case where the package was shot through.

Numerical and Experimental Comparative Analysis of

May 13, 2020 · During the experimental tests at the ballistic research laboratory for each package, there was one shot with the zero angle of impact in the center of the sample. For x = 0 and y = 0, the bullet impact velocity and residual velocity were measured at the same time in the case where the package was shot through. Numerical and experimental study of impact on Dec 13, 2018 · Based on the results of each series of tests, the ballistic limit, V bl, was determined as the average between the highest impact velocity that projectile did not perforate and the lowest impact velocity that projectile perforated the rubber panel. The ballistic limit of SHA45 rubber panel for projectile with diameters of 8, 10, and 12 mm was

Numerical and experimental study of impact on

Dec 13, 2018 · Based on the results of each series of tests, the ballistic limit, V bl, was determined as the average between the highest impact velocity that projectile did not perforate and the lowest impact velocity that projectile perforated the rubber panel. The ballistic limit of SHA45 rubber panel for projectile with diameters of 8, 10, and 12 mm was Numerical simulation and empirical comparison of the high The testing specimen boundary condition was all 4 sides fixed, thus, the simulation results for all cases for the high velocity range to be showed localized impact stress and strain distribution to the proximity of the impact area. Fig. 6 shows the projectile travel history with the Von Mises

Numerical simulation and experimental studies on the

Ayad, Abed Ramadhan (2012) Numerical simulation and experimental studies on the ballistic impact characteristics of ceramic/aramid hybrid composite. PhD thesis, Universiti Putra Malaysia. Numerical simulation of highvelocity impact on fiber The numerical models developed are aimed at simulating the highvelocity impact test already performed by the authors for the validation of a new analytical model. 19 In these experimental tests, a. 357 Magnum bullet was shot at composite panels made of 14 layers of plain weave Kevlar 29 embedded in an epoxy matrix.

Numerical simulation of highvelocity impact on fiber

The numerical models developed are aimed at simulating the highvelocity impact test already performed by the authors for the validation of a new analytical model. 19 In these experimental tests, a. 357 Magnum bullet was shot at composite panels made of 14 layers of plain weave Kevlar 29 embedded in an epoxy matrix. Numerical simulation of normal and oblique ballistic The aim of this work is therefore to develop a finite element coupled to smoothed particle hydrodynamics numerical model for the simulation of high-velocity impact on ceramic-based ballistic shields. High-velocity impact tests were performed on Al 2 O 3 tiles and the experimental results were used for the calibration of the numerical models

Reverse Engineering of Experimental Tests Results of

Manes, Andrea, Magrassi, Grazia, Giglio, Marco, and Bordegoni, Monica. "Reverse Engineering of Experimental Tests Results of Ballistic Impact for the Validation of Finite Element Simulations." Proceedings of the ASME 2010 International Design Engineering Technical Conferences and Computers and Information in Engineering Conference. Simulation and Experimental Tests of Ballistic Impact on Abstract This paper presents the experimental testing and simulation results of ballistic impact tests on laminated armor samples that consist of three layers of different materials:fiber-cement,

Simulation and Experimental Tests of Ballistic Impact on

Table 1:Simulation and Experimental Tests of Ballistic Impact on Composite Laminate Armor SimulationandExperimentalTestsofBallisticImpacton Second stage includes simulation and testing the as well as experimental tests at BR2 ballistic a zone of 310cm near the impact area; therefore, samples

UNIVERSITI PUTRA MALAYSIA NUMERICAL

Numerical Simulation and Experimental Studies on the Ballistic Impact Characteristics of Ceramic/Aramid Hybrid Composite" in accordance with the Universities and University Colleges Act 1971 and the Constitution of the Universiti Putra Malaysia [P.U. (A) 106] 15 March 1998. The Committee recommends that the UNIVERSITI PUTRA MALAYSIA NUMERICAL Numerical Simulation and Experimental Studies on the Ballistic Impact Characteristics of Ceramic/Aramid Hybrid Composite" in accordance with the Universities and University Colleges Act 1971 and the Constitution of the Universiti Putra Malaysia [P.U. (A) 106] 15 March 1998. The Committee recommends that the

Simulation and Experimental Tests of Ballistic Impact on

This paper presents the experimental testing and simulation results of ballistic impact tests on laminated armor samples that consist of three layers of different materials:fiber-cement, Kevlar fabric, and steel. In experimental tests, a 9 mm FMJ bullet was launched towards a 100 cm 2 sample of the armor from the fiber-cement side. Ansys Workbench Explicit Dynamics and Ansys AUTODYN 3D

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