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- To ensure the calculation precision and efficiency of the tube hydroforming process when using the dynamic explicit FEM,the effect of the virtual loading time was taken into account herein. 为保证管件液压成形动力显式有限元仿真的计算精度和提高计算效率,研究了虚拟加载时间对计算精度和计算效率的影响。
- Drawbead model has been applied to the dynamic explicit FEM analysis of sheet metal forming process and the simulation of deep drawing of rectangular viewfinder of automobile headlight been realized. 将拉延筋模型引入到板料成形动力显式有限元分析中,并以汽车前照灯矩形反光镜为应用实例,对其拉延成形过程进行了模拟。
- Dynamic explicit FEM 动态显式有限元法
- A model is established to simulate elastic binding on dynamic explicit FEA of sheet metal forming processes. 针对弹性压边建立了一个力学模型,用于板料成形的动力显式有限元模拟。
- The dynamic explicit method in the FE simulation of autobody panel forming process is presented. 论述了汽车覆盖件成形过程有限元模拟的动力显式算法。
- The theory of the static implicit and dynamic explicit elasto plastic finite element method was overviewed in this paper. 对隐式静力和显式动力弹塑性有限元的理论进行了分析,并将这两种算法应用于轧制过程的模拟计算中,计算结果基本相符。
- With the dynamic explicit elastic plastic finite element method,the unsteady deformation of the bite stage in slab rolling was simulated. 采用显式动力学弹塑性有限元方法,对平板轧制过程中咬入阶段的非稳定变形进行了数值模拟。
- explicit FEM for simulating wave motions 显式波动有限元
- 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. 摘要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，通过所建立的有限元模型分析了压边力对拉延成形的影响。
- The temporal increment per step during dynamic explicit analysis must he smaller than the critical time step confirmed by systemic maximal natural frequency. 动力显式解法分析时每步时间增量必须小于由系统最高固有频率所确定的临界时间步长；
- Based on viscosity damping hourglass control method, a one-point integrational hexahedral finite element dynamic explicit algorithm was developed and ironing process simulation was also carried out. 摘要采用黏性阻尼沙漏控制算法，开发了单点积分的八节点六面体单元的有限元动力显式算法程序，用于模拟厚钣金件的变薄拉深成形过程。
- An algorithm for tube hydroforming was presented, which was based on the dynamical explicit method and BT element. 摘要根据动力显式增量有限元方法和BT壳单元提出了液压胀形模拟算法。
- The Application of Dynamic Explicit Method in the FEM Simulation of Auto Body Panel Forming Process 动力显式算法在汽车覆盖件成形过程有限元模拟中的应用
- Dynamic explicit finite element method 显示动态有限元法
- Keywords Arch Dam;Abutment Aseismatic Stability;Rigid body limit equilibrium analysis;Time domain explicit FEM;LDDA;Dynamic contact force iterative algorithm and Calculation efficiency; 拱坝;坝肩抗震稳定;刚体极限平衡;时域显式有限元;LDDA;动接触力迭代算法;计算效率;
- We are looking for dynamic persons to be salesmen. 我们正在寻找充满活力的销售人员。
- Explicit FEM 显式有限元法
- The paper analyze the intermesh which affect plate deformation in hot leveling process used explicit dynamic FEM code ANSYS/LS-DYNA. 采用显式动力学有限元软件ANSYS/LS-DYNA分析了中厚板在热矫直时,不同压弯量对轧件矫直变形的影响。
- Keywords cage roll forming;ERW pipes;dynamic explicit algorithm;wrinkling; 排辊成形;直缝焊管;动力显式算法;等效塑性应变;起皱;
- An asynchronous staggered iteration FEM method with explicit difference scheme is suggested to solve solid-liquid coupling dynamic elastoplastic problem. 提出了一个新的次塑性模型并用试验作了初步验证,建议用异步交叉迭代显式差分有限元求解固液耦合动力弹塑性问题。
