分析电大尺寸目标电磁散射的高效途径——并行快速多极子、射线多极子结合相位基函数法

An Efficient Method for Analyzing Algorithm for EM Scattering of Very Large Target——Parallel MLFMA-RPFMA Combined with Phase Basis Function

并行快速多极子方法、射线多极子方法与相位基函数理论相结合,可以用来解决电大尺寸目标电磁散射特性的计算问题。电大尺寸目标电磁散射算例证明,并行快速多极子、射线多极子结合相位基函数法可以有效减少计算步数和求解时间,是一种高效的计算方法。

In this paper,a hybrid algorithm consists of multilevel fast multipole algorithm and ray propagation fast multipole algorithm is used to solve the electromagnetic scattering problem of the large-size targets in parallel.The hybrid algorithm proposed in this paper can effectively reduce total solution time of moment method.The efficiency is verified by calculating the electromagnetic scattering problems of large size targets,so it is an efficient calculation method.