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- The inverse acoustic scattering problem is a typical Math-matical Physics inverse problem. 声波反散射问题是一个典型的数学物理反问题。
- The numerical solution of acoustic scattering problem with two-dimension penetrable boundary condition was discussed. 摘要讨论了二维可穿透边界条件声波散射问题远场模式的数值计算方法。
- WANG Lian-tang.On invorse acoustic scattering problem by an obstacle[J].Journal of Engineering Mathematics,2000,(Sup.),21-27. [1]王连堂.;关于声波障碍反散射问题[J]
- The main works of this dissertation are as follows:1. The numerical algorithms of the direct acoustic scattering problem with the Neumann boundary condition is studied. 数值求解Neumann边界条价下的声波障碍散射正问题,这是声波反问题研究的基础。
- To solve these problems, this paper presents two new schemes for numerically treating acoustic scattering problems. 针对这些问题,提出了两种处理声波散射问题的新方案。
- Aim To recover the impedance coefficient from the far field pattern of the scattered wave of the acoustic scattering problem with impedance boundary condition. 目的从阻尼边界条件声波散射问题的散射场的远场模式出发去反演阻尼系数。
- multiple acoustic scattering problem 多区域声波散射
- The combined single and double-layer potentials method was used to approach the scattered waves.As an important feature, this method changes the acoustic scattering problem to an integral equation. 应用单双层位势组合对散射波进行逼近,将散射问题转化为积分方程问题,使用线性方程组进行求解;
- Regularization method for solving the inverse acoustic scattering problem 用正则化方法求解声波散射反问题
- The Inverse Acoustic Scattering Problem of Sound-hard Obstacle in Three Dimensional Shallow Ocean 浅海硬障碍物声波的反散射问题
- acoustic scattering problem 声波散射问题
- A novel semi-analytical method of solving acoustic scattering problems for non-circular elastic rings 求解水下非圆弹性环声散射问题的一种半解析方法
- Acoustic scattering from submerged double infinite concentric cylindrical shell insonified by incident plane wave is studied. 研究水下双层无限长圆柱壳体的声散射。
- Another numerical result with the boundary absorption is compared with the theoretical solution of scattering problem for a vertical cylinder. 具有岸边吸收作用的数值结果和具有边界吸收的圆柱绕射问题的分析解进行比较。
- A successive over-relaxation technique for solving the wave scattering problem in the inhomogeneous and isotropic medium is studied in this paper. 研究非均匀各向同性介质弹性波散射的逐次超松驰计算方法。
- The scattering problem of elastic wave by arbitrarily shaped cavities in an infinite anisotropic medium is investigated by the boundary intcgral equation (BIE) method. 本文借助于广义格林公式导出了用位移表示的各向异性介质中SH波入射时的边界积分方程.
- A combination of finite element method (FEM) and fast multipole algorithm (FMA) is proposed to analyze the scattering problem of electrically large coated cylinders. 采用有限元-快速多极混合算法分析了介质涂层电大尺寸导体柱的电磁散射特性。
- The antiplane scattering problem by a cylindrical canyon in a half-space is taken as an example to demonstrate the construction principle and pattern of auxiliary functions. 以半空间凹陷地形出平面散射问题为例讨论辅助函数的构造原则和正确方式;
- Abstract: A combination of finite element method (FEM) and fast multipole algorithm (FMA) is proposed to analyze the scattering problem of electrically large coated cylinders. 摘 要: 采用有限元-快速多极混合算法分析了介质涂层电大尺寸导体柱的电磁散射特性。
- In this thesis, we investigate the scattering problem of time harmonic acoustic wave by a penetrable inhomogeneous scatterer, which is simulated by the domain decomposition methods. 本文主要研究的是用区域分解算法数值模拟二维时间调和声波遇到可穿透的非均匀介质的散射问题。