(PDF) Numerical Simulations Of Level 3A Ballistic Impact On

  • BALLISTIC PERFORMANCE OF MONOLITHIC CERAMIC …

    The study related to high velocity impact mostly focuses on the experimental observations, analytical models and numerical simulations of the impact response. The work in all these areas particularly for ceramic bonded with polymer composite armor materials is very limited [5-8]. In this study the high velocity impact response of alumina

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  • Experimentation and modeling of inclined ballistic impact ...

    the inclined ballistic impact of thick polycarbonate plates by a 7.62 mm armor piercing projectile under the combined effects of tensile (brittle) and ductile failure mechanisms. The investigation is done by performing ballistic experiments aimed at validating the numerical simulations, which can further be used for predictive purposes.

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  • 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.

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  • BALLISTIC PROPERTIES OF PROJECTILE MATERIAL

    ballistic or material weaknesses in the interaction between projectile and armour that ... have on the accuracy of the numerical simulation and enhance our abilities to use the ... i.e. the mechanics of impact, on an introductory level by introducing the terminology, definitions and considerations with ...

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  • MIT - Massachusetts Institute of Technology

    Numerical Simulations of Level 3A Ballistic Impact on Ceramic/Steel Armor, Proceedings of the 20th Conference of Mechanical Engineering Network of Thailand (ME-NETT20), Nakhon Ratchasima, Thailand, October 18-20, 2006.

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  • SPH Simulation of Ballistic Impact on Ceramic Plate

    and Nuwong Chollacoop,"Numerical Simulation of Level 3A Ballistic Impact on Ceramic/Steel Armor",20th conference on Mechanical Engineering Network of Thailand, October 2006 [4] Century Dynamics, Inc. 2005. "SPH User Manual and Tutorial for AUTODYN Interactive Nonlinear Dynamic Analysis Software",Century Dynamics, Inc.,

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  • NUMERICAL SIMULATION OF IMPACT EFFECTS ON …

    Numerical simulation of impact effects on ... and membrane level numerical models of high strength fabrics, for application to body armor and ... B., “Modeling the role of friction during ballistic impact of a high strength plain weave fabric,” Composite Structures, Vol. 68, pp. 331-337, 2005. 5. Palmieri, D., Simulation of shaped charge

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  • Neural Network Application for High Speed Impacts ...

    Keywords: Neural network, steel armour, ballistic impact, terminal ballistics, numerical simulation 1 Introduction There are a wide number of systems which, during their service life, can suffer the impact of objects moving at high speed (over 500 m/s). This phenomenon is named impact ballistic and the most characteristic examples

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  • Numerical Simulation of Cropping

    Numerical Simulation of Cropping Cropping is a cutting process whereby opposing aligned blades create a shearing failure by exerting opposing forces normal to the surfaces of a metal sheet or plate. Building on recent efforts to quantify cropping, this paper formulates a plane strain elastic–plastic

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  • (PDF) Numerical Simulations of Level 3A Ballistic Impact ...

    Numerical Simulations of Level 3A Ballistic Impact on Ceramic/Steel Armor K. Maneeratana IntroductionThe National Metal and Materials Technology Center (MTEC) has initiated a project to develop the light weight hard armor, aiming to improve materials, design and produce hard armor prototypes with local materials [1].

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  • Numerical simulation of ballistic impact on aluminium 5083 ...

    Feb 19, 2021· The spherical projectiles from velocity at V = 803 m/s to V = 1247 m/s is able to hit the plate in a period of time t of 0.0075 ms (7.5 µs).In the Fig. 3 the Deformation plates are shown which illustrate the initial bending of the plate at the centre after the ballistic impact. Crack is initiated when the tensile strain surpasses the failure limit in the rear end and it grows in all the four ...

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  • Real scale simulation of ballistic test for soft armor by ...

    modeling and fabric modeling especially in regards to ballistic impact. The fabric is discontinuous. There are many factors which require modeling the physics in order to accurately simulate and design fabric systems. Weaving yarns into fabrics can introduce fiber level damages such as surface defects and

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  • Analytical modelling of Ballistic and Quasi-Ballistic ...

    detailed comparison with numerical simulations and in the last part we analyze the impact of ballistic/quasi-ballistic transport on the nanowire circuit performances. Figure 1: Nanowire MOSFET and definition of the main geometrical and electrical parameters. 2 DRAIN CURRENT MODEL As explained in [4], we use the flux theory [3] and the

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  • (PDF) Numerical Simulation of Ceramic Composite Armor ...

    onto ceramic/composite armors. Int J Impact Eng 1998;21(6):461–71. Composites Part A 2000;31:823–33. [4] Bhatnagar A, editor. Lightweight ballistic composites: military and law- [35] Zukas JA, Scheffler DR. Practical aspects of numerical simulations of dynamic enforcement applications. CRC Press; 2006. events: effects of meshing.

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  • A Numerical Study on High Velocity Impact Behavior of ...

    subjected to ballistic perforation were found in the literature [15–21]. There has been considerable work carried out on numerical response of FML too. Liaw et al. [22,23] investigated the stacking sequence and thickness influence of GLARE 5 FML laminates to ballistic impact load using LS-DYNA finite element code.

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  • A Numerical Study on High Velocity Impact Behavior of ...

    subjected to ballistic perforation were found in the literature [15–21]. There has been considerable work carried out on numerical response of FML too. Liaw et al. [22,23] investigated the stacking sequence and thickness influence of GLARE 5 FML laminates to ballistic impact load …

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  • (DOC) Numerical Simulations of Ballistic Impact of ss109 ...

    Download Full PDF Package. This paper. A short summary of this paper. ... Download. Numerical Simulations of Ballistic Impact of ss109 on Alumina/Steel Armor. K. Maneeratana. Related Papers. Numerical Simulations of Level 3A Ballistic Impact on Ceramic/Steel Armor. By Kuntinee Maneeratana. Numerical Simulation of Ballistic Impact on Ceramic Armor.

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  • Ballistic tests and numerical simulations for containment ...

    the case in aircraft engines. The ballistic facility is described and the impact experimentsoutcomes are discussed; some preliminary numerical simulations are also briefly presented. Keywords: blade containment, ballistic tests, airgun, Waspaloy, high strain rate, impact response. 1 Introduction

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  • Ballistic Behavior of Heracron®-Based Composites: Effect ...

    Modeling and Numerical Simulation of Material Science, 2013, 3, 84-89 ... to ballistic impacts. It was demonstrated that the exis- ... “Ballistic Resistance of Body Armor, Level 3A Methods”. Tests were performed with 44-Magnum semi-jacketed hollow-point (SJHP) bullets,

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  • @LEVEL - DTIC

    degree of empiricism and focus on one or two aspects of the impact res-ponse of solids. Extensive reviews of existing models have appeared recently [2,3] . This paper focuses on numerical techniques for high velocity impact (0.5-2 km/s) simulations, their current capabilities and …

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  • Numerical and Experimental Analysis of Ballistic Armors

    ballistic elements (protections and projectile) with the objective of numerical simulation of their interaction in impact conditions.The experimental work was performed in the shooting range of the Escola das Armas where targets were tested with the produced composite materials and aluminum plates, with different combinations.

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  • Ballistic Missile Defense System (BMDS)

    Ballistic Missile Defense System (BMDS) ... Ground Test Other-3a (GTX-03a), occurred in ... level models and simulations at the strategic level impacts

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  • Ballistic resistance of hybrid-cored sandwich plates ...

    ence on the impact behavior of the sandwich under the conditions as specified in Fig. 2. 3.2. Constitutive models and fracture criteria Typically, the application of constitutive relations in the present numerical simulations includes metal explosive shaping, ballistic penetration and impact. For metallic materials under large defor-

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  • Numerical Simulation of Cropping - DASH Harvard

    proved effective in the studies of ballistic plugging of plates by projectiles, e.g., Borvik, et al. [8,9] and Nahshon, et al [10]. Xue, et al. [11] demonstrated the applicability to ballistic shear-off of the Gurson model [12,13] of void-based damage and failure, extended to account for damage in shear.

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  • Validation Testing and Numerical Modeling of Advanced ...

    Numerical Simulations 11 5. Results 15 6. Summary and Conclusions 23 7. References 24 ... which span the strain rates relevant to a ballistic impact event. One such type of experiment, the Taylor impact test, was originally devised to determine the ... is examined at the grain level …

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  • A NUMERICAL STUDY OF BALLISTIC BEHAVIOUR OF …

    A NUMERICAL STUDY OF BALLISTIC BEHAVIOUR OF CERAMIC METALLIC BI-LAYER ARMOR UNDER IMPACT LOAD . M.K. Khan1, M.A. Iqbal1*, V. Bratov2, N.K. Gupta3, N.F. Morozov2. 1Department of Civil Engineering, Indian Institute of Technology Roorkee, Roorkee-247667, India . 2. Institute for problems in Mechanical Engineering of the Russian Academy of Sciences, Saint …

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  • Kuntinee Maneeratana | Chulalongkorn University - …

    Download (.pdf) • Finite volume ... Numerical Simulations of Ballistic Impact of ss109 on Alumina/Steel Armor more. by Kuntinee Maneeratana. Publication Name: mit.edu. ... Numerical Simulations of Level 3A Ballistic Impact on Ceramic/Steel Armor more. by Kuntinee Maneeratana. Publisher: me.psu.ac.th

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  • Numerical Simulations of Level 3A Ballistic Impact on ...

    Numerical Simulations of Level 3A Ballistic Impact on Ceramic/Steel Armor Tarin Vanichayangkuranont 1 , Kuntinee Maneeratana 1 and Nuwong Chollacoop 2 1 D ep ar tm nof M c h ilE g ,C u kU v s y B ...

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  • Numerical Material Model for Composite Laminates in High ...

    T. Liu et al. / Numerical Material Model for Composite Laminates in High–Velocity Impact Simulation 1913 Latin American Journal of Solids and Structures 14 (2017) 1912-1931 posites mainly focus on the ballistic limit, residual velocity, energy absorption and failure modes.

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  • PAPER OPEN ACCESS Perforation Tests of Aluminum Alloy ...

    Oct 15, 2019· The results in terms of the ballistic curve 𝑉𝑅-𝑉0 are reported in Fig. 3a. Figure 3. a) Ballistic curve obtained during perforation and determination of the ballistic limit, b) Energy absorbed by the plate during impact test, determination of the failure energy,[12]

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  • Analytical and Numerical Consideration of Projectile ...

    To obtain the ballistic limit velocity, the numerical method is used. Ls Dyna has the ability to calculate the residual velocity for different initial velocities. In Figs. 9 and 10, the results of the simulations are shown. From Figs. 9 and 10, it is revealed that the ballistic limit of 4340 steel is about 170 m/sec, but the ballistic

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  • 1-Numerical Simulation and Experimental Testing of ...

    4. Numerical Simulation The ballistic tests are followed by computational modeling of the experimental set-up. Then, the experiment is reproduced using numerical simulations. Fig. 1 shows a cross-section of the projectile and a CAD model. The geometry and observed response of the laminate to ballistic impact is approximately

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  • NUMERICAL VALIDATION OF A CONSTITUTIVE MODEL …

    ballistic impact. Since the ballistic data on UHMWPE is relatively limited [9], [10], and is confined to general post-mortem observations, residual velocity and V 50 (the velocity at which there are 50% chances of panel full penetration) determination, there is not enough quantitative data to be used for the constitutive model validation.

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  • NUMERICAL SIMULATION OF HYPERVELOCITY IMPACT …

    numerical studies on hypervelocity impact response of honeycomb structure had been performed [1~3]. Most of these studies were focused on the ballistic equation of honeycomb panels. It was realized that honeycomb cores had significant influences on the impact processes in a few papers. In this paper, numerical simulation had been

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  • A Numerical Simulation on Ballistic Penetration Damage of ...

    The ballistic impact damages of 3D orthogonal woven fabric (3DOWF) penetrated under a conically cylindrical rigid projectile were investigated from experimental tests and finite element simulations...

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