全矢量有限元法,full-vector finite element method
1)full-vector finite element method全矢量有限元法
1.In this paper the modal characteristics and leakage loss of hollow-core photonic bandgap fibers based on a square lattice with rounded square air holes was investigated by using afull-vector finite element method.利用全矢量有限元法计算和分析了基于正方形格子的空芯光子带隙光纤的模式特性和泄漏损耗。
2)full-vectorial finite element method(FEM)全矢量有限元法
1.And then for a hollow-core PBF designed numerical simulation with full-vectorial finite element method(FEM) was done to present intensity distribution and intensity contour distribution in z axis.利用平面波展开法(PWM)计算了理想的圆形空气孔按三角格子排列的光子晶体带隙,利用带隙图设计了移去7根玻璃毛细管形成纤芯的空芯光子带隙光纤(PBF),随后利用全矢量有限元法(FEM)计算了所设计的光纤,给出了在不同半径情况下沿z轴方向的光强分布和光强等高线分布,从而得出了该类光纤消除表面模、减小损耗的纤芯半径最佳截取范围为0。
2.And then numerical simulation for a hollow-core PBF with a silica ring introduced at the core-cladding interface was done with full-vectorial finite element method(FEM),and the intensity dis.随后利用全矢量有限元法计算了所设计的在纤芯-包层交界面处引入石英环的光纤,给出了在不同半径情况下沿z轴方向的光强分布、光强等高线分布图和损耗随引入石英环相对厚度的变化曲线。
3)full-vector finite element method全矢量有限元方法
1.A numerical analysis model of Rayleigh scattering loss in photonic crystal fiber(PCF) is presented based on thefull-vector finite element method(FEM).基于全矢量有限元方法,建立了光子晶体光纤瑞利散射损耗的数值分析模型,并分析了该模型对与制作工艺相关的瑞利散射系数、与结构相关的空气孔间距及空气孔直径等参量对空气孔正六边形排列光子晶体光纤瑞利散射损耗特性的影响。
2.A novel structure of single-polarization single-mode (SPSM) photonic crystal fiber (PCF) is proposed and analyzed numerically based on afull-vector finite element method with anisotropic perfectly matched layers.提出了一种空气孔长方形排列的单偏振光子晶体光纤结构,并利用基于棱边/节点混合元的带有完全匹配层吸收边界条件的全矢量有限元方法对该结构进行了分析。
4)vector finite element method矢量有限元法
1.A novel photonic crystal fiber (PCF) with layered microstructures was designed and investigated by thevector finite element method.采用矢量有限元法分析和设计了一种新型的层状微结构光子晶体光纤。
英文短句/例句
1.A Universal Simulator Based on Vector Finite-Element Methods for Resonant Cavity基于矢量有限元法的谐振腔通用模拟器设计
2.Propagation characteristics analysis for ridged elliptical waveguide by vector finite-element method脊加载椭圆波导传输特性的矢量有限元法分析
3.Study of Heatsink Electromagnetic Radiation Based on Vector FEM基于矢量有限元法的热沉结构电磁辐射研究
4.Solving EM Scattering Problem of Dielectric-Filled Apertures and Radiation Problem of Dielectric Sealed Waveguide End by Edge-based FEM;矢量有限元法求解介质填充缝隙散射和介质密封波导口辐射问题
5.Three Dimensional Finite Element Analysis of Electromagnetic Shielding of Reinforced Concrete Walls Using Edge-elements;三维矢量有限元法分析钢筋混凝土墙体的电磁屏蔽
6.The modeling of logging-while-drilling tool"s three-dimensional electromagnetic response using the high order hierarchical vector finite element method用高阶叠层矢量有限元法计算随钻测井的三维电磁响应
7.Implementation for higher order vector FEM and some key issues高阶矢量有限元方法实现及关键问题
8.THE STUDY OF EDGE ELEMENT METHOD IN EM SCATTERIHNG PROBLEMS边元有限元法与矢量吸收边界条件相结合计算三维散射问题
9.A Study of the Formulations of Hybrid Vector FEM/BEM for EM Scattering from 3-D Objects三维目标电磁散射矢量有限元/边界元法的公式研究
10.Higher Order Vector Finite Element Method for Three-Dimensional Electromagnetic Scattering and Radiation Analysis;高阶矢量有限元方法及其在三维电磁散射与辐射问题中的应用
11.Research on Hybrid Methods Based on Edge-based FEM for the Analyses of Electromagnetic Scattering and Radiation Problems;电磁散射与辐射问题中基于矢量有限元的混合方法研究
12.The Finite Volume and Kinetic Flux Vector Splitting Method Based on the Boltzmann Equation;基于Boltzmann方程的有限体积流矢量分裂法
13.Research on Image Coding Algorithms Based on Finite State Vector Quantization;基于有限状态矢量量化的图像编码算法研究
14.The Application of Finite Volume and Flux Vector Splitting Method in Flood Routing;有限体积流矢量分裂法在洪水演进中的应用
15.Three-Dimension Magnetotellurics Adaptive Edge Finite-Element Numerical Simulation Based on Unstructured Meshes基于非结构化网格的三维大地电磁自适应矢量有限元数值模拟
16.Universal Software Design Based on Finite-Element Methods Analysis of Anisotropic Dielectric Loaded Waveguide基于矢量有限元的任意介质加载波导通用软件设计
17.Calculations of the Distribution of the Director in the Nematic Liquid Crystal Cell Using Finite Elements Method;用有限元方法计算向列相液晶盒中的指向矢分布
18.On the basis of dual variables variational principle for electromagnetic waveguides, dual edge element is presented in this thesis.本文基于对偶变量变分原理,参照矢量基有限元的构造,提出了电磁波导的对偶棱边元。
相关短句/例句
full-vectorial finite element method(FEM)全矢量有限元法
1.And then for a hollow-core PBF designed numerical simulation with full-vectorial finite element method(FEM) was done to present intensity distribution and intensity contour distribution in z axis.利用平面波展开法(PWM)计算了理想的圆形空气孔按三角格子排列的光子晶体带隙,利用带隙图设计了移去7根玻璃毛细管形成纤芯的空芯光子带隙光纤(PBF),随后利用全矢量有限元法(FEM)计算了所设计的光纤,给出了在不同半径情况下沿z轴方向的光强分布和光强等高线分布,从而得出了该类光纤消除表面模、减小损耗的纤芯半径最佳截取范围为0。
2.And then numerical simulation for a hollow-core PBF with a silica ring introduced at the core-cladding interface was done with full-vectorial finite element method(FEM),and the intensity dis.随后利用全矢量有限元法计算了所设计的在纤芯-包层交界面处引入石英环的光纤,给出了在不同半径情况下沿z轴方向的光强分布、光强等高线分布图和损耗随引入石英环相对厚度的变化曲线。
3)full-vector finite element method全矢量有限元方法
1.A numerical analysis model of Rayleigh scattering loss in photonic crystal fiber(PCF) is presented based on thefull-vector finite element method(FEM).基于全矢量有限元方法,建立了光子晶体光纤瑞利散射损耗的数值分析模型,并分析了该模型对与制作工艺相关的瑞利散射系数、与结构相关的空气孔间距及空气孔直径等参量对空气孔正六边形排列光子晶体光纤瑞利散射损耗特性的影响。
2.A novel structure of single-polarization single-mode (SPSM) photonic crystal fiber (PCF) is proposed and analyzed numerically based on afull-vector finite element method with anisotropic perfectly matched layers.提出了一种空气孔长方形排列的单偏振光子晶体光纤结构,并利用基于棱边/节点混合元的带有完全匹配层吸收边界条件的全矢量有限元方法对该结构进行了分析。
4)vector finite element method矢量有限元法
1.A novel photonic crystal fiber (PCF) with layered microstructures was designed and investigated by thevector finite element method.采用矢量有限元法分析和设计了一种新型的层状微结构光子晶体光纤。
5)edge based finite element method矢量有限元方法
6)Vector finite-element method矢量有限元法
1.Propagation characteristics analysis for ridged elliptical waveguide by vector finite-element method脊加载椭圆波导传输特性的矢量有限元法分析
延伸阅读
弹—塑性有限元法弹—塑性有限元法elastic-plastic finite element method刚度矩阵，进行下一个增量步计算，直到求得整个弹一塑性间题的解。根据采用的刚度矩阵形式，可分为切线刚度法和割线刚度法。.代法是对变形体施加载荷采用某一近似刚度矩阵求出初步位移解，根据此解计算应力和相应的载荷，并用载荷的差值继续计算附加位移增量，按上述步骤进行叠代，直到附加位移小到某一许可值为止。把所有的位移叠加起来，即得到要求的解。根据刚度矩阵的形式不同可分为直接叠代法、牛顿法、修正牛顿法和拟牛顿法等。混合法把逐步加载法和叠代法同时使用，在某一增量步内进行叠代以提高计算精度。大变形弹一塑性有限元法大变形理论中，物体变形的描述有两种方法:拉格朗日法和欧拉法。拉格朗日法追随质点研究物体的变形，质点以在某一构形下的位置标记，称为物质坐标系或拉格朗日坐标系。此构形称初始构形。欧拉法以空间固定的坐标(欧拉坐标系)来描述质点的运动，其坐标随质点和时间而变化。物体在任一时刻的构形称现时构形。物体的现时坐标x，相对于物质坐标的偏导数刁x，/ax’称变形梯度。它把参考构形中质点凡的邻域映射到现时构形x‘的一个邻域，刻划了整个变形(线元的伸缩和转动)。它是有限变形理论的重要物理量。大变形有限元中，应变张量有两种表示形式:以初始构形定义的格林应变张量和以当前构形为参考构形的阿尔曼西应变张量(见应变张量)。应力张量根据定义方式不同有3种形式:柯西应力张量(有时称欧拉应力张量)，拉格朗日应力张量和克希霍夫应力张量。为保证应力不受刚体转动的影响，在本构关系中采用耀受应力率:此一房，一氏户。户，一‘。，式中礼为欧拉应力率。用欧拉法描述的大变形弹一塑性有限元的速率形本构关系为 弓一Dl*勺式中如为应变速度。欧拉描述的虚功方程是 万氏，“一dy一万尸!占一+好一‘1)式(1)的左端为变形能，右端是体积力F和表面力p在虚位移而:上做的虚功。在分析金属成形大变形过程时也常用欧拉描述法并忽略弹性体积微小变化的增量虚功率方程(见虚功原理)由此方程出发可得如下的平衡方程:K滋一尺式中K为刚度矩阵，它由小变形弹一塑性刚度矩阵和初应力刚度矩阵组成;成为节点速度列阵。欧拉描述的虚功方程式(l)可按变换规则转化为拉格朗日描述的虚功方程，并由此可得如下的平衡方程式:K(u)u=R式中K(u)称刚度矩阵，由3部分组成:K(u)一KL+KN+Ks。
