边界元法

  • 网络boundary element;Boundary Element Method;BEM;FEM-BEM
边界元法边界元法
  1. 信息流程时限分析法壳体几何非线性有限元与三维弹性动力时域直接积分边界元法

    Geometrically Nonlinear FEM Analysis of Shell and Three Dimensional Elasto-dynamic Time Domain Direct Integral BEM

  2. 应用这两种编程技术,可以有效提高边界元法计算效率,并能增强边界元法程序对计算机内存容量的适应性。

    The application of these two skills can promote substantially the computation efficiency of BEM , and enhance the adaptability of BEM to the computer capacity .

  3. 基于Matlab的大型梁结构固有振动边界元法仿真

    BEM Simulation of Natural Vibration of Large-type Beam Structure Based on Matlab

  4. 用边界元法计算V形切口的应力强度因子

    Calculating the Stress Intensity Factor of V - notch by Boundary Element Method

  5. 用边界元法计算任意截面TEM波传输线的特性

    Determination of the characteristics of TEM transmission line with arbitrary crosssection by boundary element method

  6. 文中基于B样条函数插值,推导了二维静态场中样条边界元法的计算公式,有效地处理了边界角点和奇异积分问题。

    Based on B-spline function interpolation , the formulation of calculation of two dimensional statical electromagnetic field problems is obtained . Boundary corner and singular integration problems are efficiently handled .

  7. 对于三度界面的重力反演,应用边界元法(代数重建法ART解反演方程)求解时会出现边界振荡现象。

    Boundary vibration phenomenon occurs in solving the gravity inversion of 3-D interfaces with the use of boundary element method ( solving the gravity inversion equation by algebraic reconstruction technique ) .

  8. 伸缩虚拟边界元法解二维Helmholtz外问题

    The expanding-contracting virtual boundary element method for 2d-helmholtz exterior problems

  9. 任意波数的二维Helmholtz方程外边值问题的Galerkin边界元法

    Galerkin Boundary Element Method for Exterior Problems of the 2-D Helmholtz Equation for All Wavenumbers

  10. 双重互易边界元法在求解N-S方程中的应用

    BEM Dual Reciprocity Method for N S Equation

  11. 采用边界元法分析了芯板支撑对TEM传输室特性阻抗的影响。

    The effect of septum brace bar on the characteristic impedance of TEM cell was analyzed by boundary element method ( BEM ) in this paper .

  12. 本文以边界元法为基础,联合使用Fortran和Visualc++自行开发了水下弹性结构辐射声场边界元计算系统软件。

    Based on BEM , the system software for underwater sound radiation from elastic structures has been developed in this paper by using Fortran and Visual C + + jointly .

  13. 本文采用HybridTrefftz边界元法分别分析了弹性材料和压电材料Ⅲ型断裂问题。

    The analysis of mode ⅲ fracture problems for elastic material and piezoelectric material are studied in the paper by Hybrid Trefftz boundary element approach .

  14. 采用边界元法分析了准静态场分布的优化及与EUT(受试设备)的阻抗耦合;

    The optimized quasi-static field distribution and impedance coupling with EUT were analyzed by boundary-element method ;

  15. 有限长FEM/BEM(有限元/边界元法)是模拟SAW器件最精确的理论模型,但由于计算时间太长,无法在器件结构的优化设计中得到实际应用。

    The finite FEM / BEM ( finite element method / boundary element method ) is a precise theoretical tool for the simulation of SAW devices , but it requires too long calculation time so that it is not suitable to practical devices structure optimization .

  16. 本文基于边界元法(BEM),提出了一种新的计算波导加载谐振腔的谐振频率、外Q值和场分布的数值计算方法。

    This paper presents a new numerical method , which is based on boundary element method ( BEM ), for the computation of resonant frequency , external Q value and field distribution of the waveguide loaded cavity .

  17. 介绍了一种将会得到广泛应用的断裂韧度试样&人字形切槽短圆棒,以及三维边界元法(BEM)的标定结果。

    In this paper , the chevron notched short rod fracture toughness specimen , which is soon to be widely applied , is introduced , results of BEM calibration for this specimen are given .

  18. 祝家麟从速度-压力公式出发,利用单层位势表示定常Stokes方程Dirichlet问题的解,用Galerkin边界元法求解,并用常单元给出数值算例。

    Zhu Jialin [ 23 ] used a simple layer distribution expression based on velocity-pressure formula for the Dirichlet problem of Stokes equation with a Galerkin boundary element method and presented some numerical examples calculated by constant boundary element .

  19. 边界元法(BEM)是提取超大规模集成电路(VLSI)寄生参数的一种有效方法,但该方法所生成的线性方程组的系数矩阵是稠密和非对称性的。

    Boundary element method ( BEM ) is one of efficient methods for calculation of VLSI ( very large scale integrated circuit ) parasitic parameters . The coefficient matrix of the system of linear equations generated by BEM is dense and nonsymmetric .

  20. 将投影寻踪回归(PPR)建模技术用于悬板过流区自由水面的模拟和仿真,并与边界元法的计算结果进行了对比分析,得到了比较满意的结果。

    Free surface gravity flow has been modeled and simulated by using Projection Pursuit Regression ( PPR ) technique . The practical results are satisfied comparing with the results from Boundary Element Method ( BEM ) .

  21. 为验证振动响应结果的合理性,进行了发电机振动测试实验。最后将电磁振动相应结果导入LMSVirtual.Lab中,应用瞬态边界元法进行电磁声辐射计算,得到各振动响应的声辐射结果。

    The generator vibration tests were done and that prove the rationality of electromagnetic vibration response . Lastly , electromagnetic vibration response results were imported to LMS Virtual . Lab and transient boundary element method is used to calculate electromagnetic acoustic radiation and the sound radiation results were achieved .

  22. 本文对求解3维弹性摩擦接触问题的快速多极边界元法(FM-BEM)在数学理论上作了深入探讨。

    Against the Fast Multipole Boundary Element Method ( FM-BEM ) for 3-D elastic contact with friction , further theoretical research is made meaningfully in this paper .

  23. 结合结构可靠度计算模式的建立编制了随机边界元法的结构可靠度电算STOBEM程序。

    By means of the calculated model of the structural reliability , the computed program ( STOBEM ) of structural reliability of stochastic BEM is designed .

  24. 本文还运用边界元法和线上求解法对UBHPAC系统围护结构传热进行动态模拟。

    In the paper , we also used the method of boundary element and the method of lines to emulate dynamically the heat transfer in the envelope of the UBHPAC system .

  25. 边界元法及层状介质岩体在地表及岩层移动计算中的应用

    Application of boundary element method on mining subsidence in stratified rock

  26. 解静电场各向异性问题的边界元法

    A Boundary Element Method for the Electrostatic Field with Anisotropic Media

  27. 应力边界元法解平面热弹性问题

    A bounday element method based on stress for plant thermoelastic problems

  28. 有限&边界元法在桩基工程计算中的应用

    Application of the Finite-Boundary Element Method in the Pile Foundation Calculation

  29. 应用边界元法对电磁场计算的分析及优化

    Analysis and Optimization of Boundary Element Method to irregular Electromagnetic Field

  30. 边界元法计算内圆外矩同轴线的特性阻抗

    Characteristic Impedance of a Rectangle Coaxial Line with Round Center Conductor