The experiments of extended penetrator oblique penetration into finite target are carried out.
文中进行了伸出式侵彻体斜侵彻有限厚靶板的试验,利用有限元程序LS-DYNA对伸出式侵彻体侵彻有限厚靶进行了三维数值模拟,从靶后动能的角度和同质量同外径的基准杆的侵彻能力做了比较。
Investigation of process and aftereffect of EFP penetration into target of finite thickness;
EFP对有限厚靶板侵彻过程及后效研究
The physical process of extended penetrator penetrating perpendicularly into semi-infinite target was described.
对伸出式侵彻体垂直侵彻半无限靶板的物理过程进行了描述,分析了侵彻过程中一些重要参量的变化规律,并对此过程进行了三维数值模拟,模拟结果与试验结果有较好的一致性;与具有相同质量相同外径的基准杆进行了比较,结果表明,在火炮速度范围内,伸出式侵彻体相对基准杆有较大的穿深增益,而且这种穿深增益随着撞击速度的增加而逐渐增加。
On the basis of experiments, the patterns of penetration of a long tube against a normal homogeneous semi-infinite target were described.
长管体侵彻靶板有明显的特殊现象 ,根据试验结果描述了长管体垂直侵彻半无限靶板的物理图像 ,建立了侵彻阶段的理论模型、进行了计算 ,并同长杆体进行了对比 ,计算与试验结果吻合较好。
The experiments that long rods of three kinds of sections(triangle,quadrangle and circular) penetrating semi-infinite target were studied under the same conditions of quality section area.
9 km/s,长径比为20,在相同的质量和横截面积条件下,3种截面形状(三角形、四边形及圆形截面)的长杆体,对其垂直侵彻半无限靶板特性进行了试验研究。
Some experiments of impacting semi-infinite target perpendicularly were carried out by the triangular and quadrangular cross-section penetrators,at lengthdiameter ratios of 20,impacting velocity of 1 600 m/s to 1 800 m/s.
针对长径比为20,截面形状分别为三角形和四边形的两种异型杆,在1 600~1 800 m/s速度范围内,开展了其垂直侵彻半无限靶板的试验研究和模型分析,在模型中考虑了弹杆横截面对异型杆侵彻均质靶板的影响。
The Numerical Simulation of Extended Penetrator with Attack Angle Penetrating into Finite Target
有攻角伸出式侵彻体侵彻有限厚靶板数值模拟
The Numerical Simulation of Long Tube Against Oblique Finite RHA
长管体斜侵彻有限厚均质靶板数值模拟
Numerical Study on Penetration of Semi-Infinite Aluminum-Alloy Targets by Tungsten-Alloy Rod
钨合金杆侵彻半无限厚铝合金靶的数值研究
For a target of any thinkness, the undeflected flux diminishes exponentially with thickness.
对具有任意厚度的靶,无偏折的通量随厚度扫指数规律而衰减。
The amount of power that can be dissipated in a thin target is limited.
薄靶中所可能散逸的功率是有限的。
Dynamic Finite-element Simulation on Panel Impact Damage Subjected to Blast
爆炸波对靶板冲击损伤的动力有限元模拟
Finite Element Simulation on Ogive-nosed Projectiles Penetrating Single and Multi-layered Concrete Targets
卵形头部弹侵彻单多层混凝土靶板有限元仿真
FE Simulating and Technics for Forming of Large Thick Cylinder;
大型厚壁筒体成形工艺及有限元模拟
Experiment Research and Finite Element Analysis on Thick Pile Cap;
桩基厚承台的试验研究与有限元分析
Elastic-Plastic Fem Simulation on Plate Rolling Process
中厚板轧制过程的弹塑性有限元模拟
Finite Element Simulation Analysis of Welded Tube Forming with Small Diameter and Thickness
小直径厚壁焊管成型有限元仿真分析
The targets vary from fixed target, running game target to flying target.
靶的种类有固定靶、移动靶和飞行靶。
A Study on the Edge Slots in Rectangular Waveguide with Finite Waveguide Wall Thickness by Finite Element-Boundary Integral Method
用有限元-边界积分法研究有限壁厚矩形波导窄边斜缝
The Dynamic Explicit FEM Analysis of the Plate Plan View Pattern;
中厚板平面形状显式动力学有限元分析
Experimental Investigation of Thick Sheet Fine-blanking Technical Parameters and Numerical Simulation;
厚板精冲工艺参数试验研究及有限元分析
Nonlinear Finite Element Analysis of Thick Plate Transfer Story of Tall Building;
高层建筑厚板转换层非线性有限元分析
The Numerical Simulation of Thick-plate Multi-pass Welding;
厚板多层多道焊的有限元数值模拟分析
Finite-Element Simulation of Plan View Pattern Control during Plate Rolling Process
中厚板轧制平面形状控制的有限元模拟研究
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