Then, Acoustic-Structure sensitivity was evaluated with linking velocity sensitivity in FEM and Acoustic Sensitivity in BEM.
将两个灵敏度联合，得到声学-结构设计灵敏度。
On the one hand, such methods as FEM and BEM are based on the hypothesis of total continuity or equivalent continuity.
一方面是以有限元方法（FEM）为主的、基于完全连续或等效连续假说的连续性分析方法；
The acoustic analysis model for an automotive exhaust muffler is built, and the transmission loss of exhaust muffler is measured by test and also simulated by using both FEM and BEM.
建立某汽车排气消声器的声学分析模型，采用有限元法和边界元法对排气消声器的传递损失进行了仿真分析和试验测试。
The paper presents a new symmetric coupling approach of BEM and FEM, which is based on the sub-region variational principle.
本文从弹性力学分区变分原理出发，提出一种新的有限元与边界元的对称耦合方法。
Numerical analysis of vibration and sound radiation efficiency from a submerged cylindrical shell has been carried out by using FEM methods, BEM methods and statistical energy methods.
利用有限元、边界元和统计能量分析方法并结合软件对圆柱壳体在流场中受激振动及声辐射效率作了数值计算分析研究。
This paper proposes an modified continuous transfinite interpolation method for automatic grid generation of axisymmetric BEM in terms of previous automatic mesh generation work in FEM.
本文在有限元法的前处理工作基础上，提出了回转体非线性边界元自动前处理的改进插值法。
Vibrations of an excited U-shape pipe and its radiation field are investigated by using FEM software ANSYS and acoustic BEM code SYSNOISE.
利用有限元软件AN SY S和声学边界元软件SY SNO ISE对U型管道结构的受激振动与辐射声场进行分析。
In this paper, fluid_solid coupling vibration of hydraulic_turbines is calculated using coupled FEM and BEM.
本文把有限元法与边界元法相结合来计算水轮机部件流固耦合振动问题。
Numerical calculation of fluid-structure acoustic coupling vibration were carried out for a 3-d elastic structure with FEM applied to structure analysis and BEM to fluid respectively.
本文对水下三维弹性结构振动的声辐射问题进行了流体-结构声耦合振动的数值计算。
This paper presents a new symmetric coupling approach of BEM and FEM of elastic and elastoplastic problems.
本文提出了一种新的弹性与弹塑性问题的对称耦合解法。
FEM and BEM were used to analyse the dynamic response of the BIP and acoustic cavity.
使用有限元和边界元法分析了白车身结构和声腔的动态响应特性。
Due to the expansive computational costs, the contact and deformation analysis of roll system are very difficult via using the conventional numerical methods, such as FEM or BEM etc.
但由于计算量很大，使用传统数值方法(有限元法或边界元法)分析辊间接触和辊系变形是非常困难的。
The structure-borne Institute noise sending out by outdoor cabinet of air conditioning is calculated using FEM/BEM and software both commercial and self-developed.
采用有限元与边界元耦合的方法，编写了相应程序对空调室外机箱的激励进行处理并对其结构声辐射进行了计算。
The numerical analysis of vibro - acoustic characters of a gear structure was carried out by use of structural FEM and acoustic BEM.
交替运用结构有限元法与声学边界元法，对齿轮结构振动声学特性数值计算问题进行了研究。
The back analysis formulas of viscoelastic displacements are derived from BEM according to the fundamental principle of inverse process, and it is compared with FEM ba formulas.
本文根据逆过程法的基本原理，导出了以边界元法为基础的粘弹性位移反分析公式，并将其与以有限元法为基础的基本公式作了比较。
The back analysis formulas of viscoelastic displacements are derived from BEM according to the fundamental principle of inverse process, and it is compared with FEM ba formulas.
本文根据逆过程法的基本原理，导出了以边界元法为基础的粘弹性位移反分析公式，并将其与以有限元法为基础的基本公式作了比较。
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