In this thesis, by using FEM software-LS-DYNA, we simulate the process of sheet metal Incremental Forming.
本文利用有限元分析软件LS - DYNA对金属板料渐进成形的过程进行了模拟。
The feasibility to simulate the initial earth stress of the large underground structure by using the algorithm of dynamic relaxation and system damping in LS-DYNA is investigated.
主要研究使用LS-DYNA的动力松弛算法和系统阻尼算法相结合来求解大型地下结构初始地应力状态的可行性。
Furthermore, the temporal curves of the maximal depression displacement are obtained by ANSYS LS-DYNA. The simulation results agree with those of the tests.
其次采用ANSYSLS - DYNA进行了仿真模拟，给出了凹陷变形的时程曲线，获得了与现场实验较一致的结果。
Using the DYNA-MADYMO coupling method can integrate a full vehicle structure model in LS-DYNA format and an occupant constraint subsystem mode in MADYMO format into one system and simulate.
利用DYNA-MADYMO耦合计算方法可以将一个LS-DYNA格式的整车结构模型和一个MADYMO格式的乘员约束系统合并在一个系统里进行计算。
The model is implemented through a user defined material model in LS-DYNA. The model parameters are calibrated and validated by the data from related concrete penetration tests.
利用LS - DYNA程序的用户自定义材料模型开发并实现了模型算法，并用有关混凝土侵彻试验结果对模型参数进行了标定。
Simulated the typical ships broadside protection structure under the underwater contact explosion load by non-linear dynamical finite element software LS-DYNA.
采用非线性动力有限元软件LS-DYNA对典型舰船弦侧防护结构在水下接触爆炸载荷作用下进行数值仿真。
The double sides pressurized hydroforming process of metal sheet is numerically simulated by applying the commercial FEM software ANSYS/LS-DYNA.
应用商用有限元软件ANSYS/LS-DYNA，对板料的双向加压液压胀形过程进行了数值模拟。
The anti-blasting and absorbing energy mechanisms of composite protective structure under blasting loads were numerically simulated by applying ANSYS/LS-DYNA.
采用ANSYS/LS-DYNA软件对复合结构各层中的爆破能量的分布进行了系统的数值模拟研究；
The dynamic fracture process of sea ice interacting with JZ20-2NW platform is performed on the basis of finite element software—LS-DYNA.
通过有限元软件LS-DYNA模拟了海冰与JZ20-2NW北高平台相互作用的动态断裂过程。
A finite element model describing the drawing process of the heat-shield panel of automobile engine is established by using the commercial dynamic explicit code LS-DYNA.
使用基于动态显式算法的商业软件LS - DYNA建立了某汽车发动机隔热罩拉延成形的有限元模型。
With hemispherical EFP simulation model, the penetration process of EFP that satisfies the simulation ratio are calculated using explicit finite element program LS-DYNA in this paper.
在此基础上以球缺型爆炸成型弹丸为计算模型，应用显式有限元程序LS-DYNA对满足模拟比的爆炸成型弹丸侵彻钢靶的过程进行了数值模拟。
The simulation results accord with the reference literature, and it indicate that numerical simulation of effect of small size charge on detonation transfer by LS-DYNA program is feasible.
模拟结果与文献基本符合，进一步说明了利用LS-DYNA程序对小尺寸装药爆轰波传播的数值模拟是可行的。
According to European side crash regulation, ECER95, the side crash property of a native car is analyzed by USA ETA/VPG and LS-DYNA softwares.
应用美国ETA/VPG及LS-DYNA软件，按照欧洲侧面碰撞法规ECER95，对国产某轿车汽车侧面碰撞车身抗撞性能进行了计算机仿真分析。
The radius of fracture zone and cracked zone can be calculated by theory of blasting, and blasting effectiveness of different blasting project can be analyzed and simulated by the software of LS-DYNA.
用爆破理论计算爆破的压碎区和裂隙区半径，用LS - DYNA软件模拟分析了不同爆破方案的爆破效果。
The finite element model of shallow spherical shell structures impacting a rigid plate is developed using the software LS-DYNA.
使用LS - DYNA软件建立了薄壁扁球壳结构撞击刚性板的有限元模型，并通过试验结果对模型的有效性进行了验证。
Therefore, based on rolling bearing implicit finite element solution analysis, using ANSYS/LS-DYNA explicit dynamic module implements, we achieved the rolling contact simulation of motion process.
因此本文在对滚动轴承有限元隐式求解分析的基础上，利用ANSYS/LS-DYNA模块对滚动轴承进行了显式动力学接触分析。
Using ANSYS / LS-DYNA software, based upon the test results, the axial crash behaviors of the aluminum foam-filled circular tubes are analyzed.
采用ANSYS/LS-DYNA软件对空圆管和泡沫铝填充圆管受轴向压缩时的吸能特性进行数值模拟研究。
The tube bending forming processes are simulated by explicit finite element code LS-DYNA.
采用显式有限元分析软件LS -DYNA ，对于圆形钢管的弯曲加工过程进行数值模拟。
The parametric finite element model of the television with packaging structure was established and its dropping simulation was achieved using the finite element analysis software ANSYS/LS-DYNA.
利用有限元分析软件ANSYS/LS-DYNA，建立长虹电视带包装的参数化有限元模型，对电视裸机与带包装两种工况下的跌落仿真模拟和跌落实验；
The characteristic and principle of steel bar type energy absorber are introduced, and the wave form reappeared principle of the energy absorber is simulated by LS-DYNA.
介绍了自行设计的汽车模拟碰撞吸能器的特点及原理，利用LS - DYNA有限元分析软件对吸能器的波形复现原理进行了仿真分析。
The main contents and results of this paper as follows:Firstly, the drop simulation experiment has been carried out for the model of whole camera body by the analysis software, ANSYS/LS-DYNA.
本文以数码相机为研究对象，将其跌落仿真和注塑模拟相结合进行研究，使模拟结果更加准确可靠。
The cross wedge rolling deformation process of shaft parts with eccentric section was simulated with three-dimension finite element soft LS-DYNA by using elastic-plastic finite element method.
利用三维弹塑性有限元软件L S- DY NA对一种典型偏心轴类零件楔横轧成形进行了数值模拟，分析了其成形过程、应力应变场分布及工艺特点。
The shredding process of steel scrap was simulated through FEM software ANSYS/LS-DYNA based on Nolinear finite element method. The simulating results that steel scrap is shredded are acquired.
利用非线性有限元法，以ANSYS/LS-DYNA为工具，对不同锤头形状、不同锤重、不同锤击速度的回收钢破碎过程进行了计算机数值仿真，得出了回收钢最佳破碎速度的结论。
The program could automatically call LS-DYNA solver, which greatly increased the efficiency of the trimming line optimization.
在程序中实现了LS - DYNA求解器的自动调用，大大提高了切边线的优化效率。
To analyze the wires breaking-induced vibrations of long-span power transmission towers, three finite element models of shield wire, conductor wire and tower were established with ANSYS/LS-DYNA.
基于有限元程序ANSYS/LS-DYNA，分别建立以等效弹簧代替塔对线路作用的导线、地线模型和以等效弹簧代替线路对输电塔作用的直线塔模型。
The tube bending forming processes are simulated by explicit finite element code LS-DYNA. The model that tube is bent in a rotary machine is adopted.
采用显式有限元分析软件LS - DY NA，对于圆形钢管的弯曲加工过程进行数值模拟。
Equal diameter axis formed in Multi-wedge cross wedge rolling(MCWR)was numerically simulated and analyzed utilizing the finite element method(FEM)software ANSYS/LS-DYNA.
利用有限元软件ANSYS/LS-DYNA，对楔横轧多楔成形等直径轴进行了数值模拟与分析。
When carry out simulation of shaped charge penetration that based on ANSYS/LS-DYNA, many kinds of material model of the liner can be used, but the difference between them need to be studied.
基于ANSYS/LS-DYNA的聚能装药侵彻仿真时，药型罩材料模型的选择有多种，但仿真结果之间的差别多大，有待研究。
When carry out simulation of shaped charge penetration that based on ANSYS/LS-DYNA, many kinds of material model of the liner can be used, but the difference between them need to be studied.
基于ANSYS/LS-DYNA的聚能装药侵彻仿真时，药型罩材料模型的选择有多种，但仿真结果之间的差别多大，有待研究。
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