The use of perfectly matched layer (PML) in cylindrical coordinates avoids the wasted computation.
目前，效果最好的吸收边界条件是完全匹配层（PML）。
Aimed at acoustic wave equation, the paper gave absorbing boundary condition by using perfectly matched layer.
本文针对声波方程，给出了完全匹配层吸收边界方法。
The perfectly matched layer absorbing boundary condition for the wave equation FDTD method (WE PML) is implemented and validated.
实现了波动方程FDTD算法的PML吸收边界条件（WE PML） ，并进行了数值验证。
In this paper, the Perfectly Matched Layer (PML) is adopted as the truncating boundary for the analysis of conductor electromagnetic scattering problems.
本文用完全匹配层作为开域边界条件，对导体目标的散射问题进行了研究。
In this paper, dielectric discontinuities in waveguides are analyzed by finite element method (FEM) in combination with perfectly matched layer (PML) absorbing boundary condition (ABC) .
将完全匹配层（PML）与矢量有限元方法（FEM）相结合对波导介质不连续性问题进行分析。
A general formula is derived for a finite-difference method (FDM) with non-uniform grids in a cylindrical coordinate system, and a perfectly matched layer (PML) is used for the boundary treatment.
在均匀格点的基础上，给出了基于柱坐标的全矢量非均匀格点有限差分方法(FDM)，并采用了完美匹配层(PML)边界条件。
The perfectly matched layer (PML) boundary condition is used to effectively absorb out going wave on the boundary plane by comparison with the absorbing performance of dispersive boundary condition.
采用理想匹配层边界条件以有效吸收边界面上的出射波，并与色散边界条件的吸收效果作比较。
The perfectly matched layer (PML) boundary condition is used to effectively absorb out going wave on the boundary plane by comparison with the absorbing performance of dispersive boundary condition.
采用理想匹配层边界条件以有效吸收边界面上的出射波，并与色散边界条件的吸收效果作比较。
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