A time domain boundary element model (BEM) is presented for wave propagation problems in layered media.
建立了研究层状介质波动问题的时域边界元计算模型。
A boundary element model is established, making use of the ANSYS. In the noise simulation SYSNOISE is applied to get estimable simulation results of aircraft noise close to ground.
建立了某型军用飞机的ANSYS边界元模型，用声学有限元-边界元仿真软件SYSNOISE进行了噪声仿真，获得了飞机噪声在地面附近的辐射结果。
Conclusion: Cable and gap elements are reasonable boundary conditions of the finite element model of mandible, which will improve the similarity of the model.
结论：采用柔索约束、间隙元作为下颌骨及髁突的边界条件，可提高模型的相似性，为下颌骨的受力分析奠定基础。
Then, by the use of axisymmetric heat conduction model, the temperature field of 198-type Diesel engine's piston is calculated with subregion boundary element.
然后，采用轴对称热传导模型，利用分区边界元法，对198型柴油机活塞温度场进行了计算。
Here it is described with an example how to select a reasonable dynamic model, element and displaced pattern and boundary conditions.
文中以实例讲述了如何选取合理的力学模型、单元及位移模式和边界条件。
The finite element model of underwater structure with shafting is built by ANSYS. The characteristics of structural acoustic radiation are investigated by the direct boundary element method.
使用ANSYS有限元软件建立带有推进轴系的潜艇尾部结构模型，用直接边界元方法进行潜艇尾部结构水下辐射噪声特性分析。
Based on mining engineering actualities, the paPer puts forward a boundary element numerical model for consolidated fill mining.
本文根据采矿工程实际，提出了胶结充填开采的边界元数值模型。
A local transmitting boundary is combined with a lumped-mass finite element technique to form a mechanical model simulating the near field steady wave motion.
本文将局部透射边界和集中质量有限元技术结合起来形成一个模拟稳态近场波动的力学模型。
Using the powerful software ANSYS, the boundary condition and mechanical conditions of supporter was simulated, and a finite element analyzing mechanical model for supporter of rotary kiln was set up.
通过合理模拟回转窑托轮的边界条件和受力状况，并采用功能强大的ANSYS软件，建立了回转窑托轮的有限元分析力学模型。
The finite element model and result are given. The influence on displacement of different finite element model "s lateral boundary and the cavities" radius are discussed.
给出了有限元模型和计算结果，讨论了有限元横向边界不同和孔径大小不同的情况下对位移的影响。
In this paper, a coupling model of Beam element finite element boundary element Infinite boundary element for the analysis of structure foundation system in frequency domain is established.
采用梁单元、有限元、边界元、无限边界元相结合的方法，建立了频域中结构-半无限地基系统的分析模型。
A calculation model for 3-d blunt cracks in proposed and the corresponding boundary element method (BEM) computer program system is also established.
提出了一个三维钝裂纹的计算模型，并建立了适用于这类模型的边界元法程序。
ZL15 wheel loader was taken as an example to illustrate the methods for establishing finite element model and applying boundary conditions.
以ZL 15装载机为例给出了有限元模型的建立方法和边界条件的施加方法。
Second, Simulating experiment condition, putting constraint on boundary of model, changing entity model to finite element model and using buckled analysis to calculate the CD critical load.
第二步，模拟实验条件，对模型施加边界约束，把实体模型转换为有限元的数学模型，并利用屈曲分析，对瓦楞纸板竖向边压的临界载荷进行计算。
The finite element method is used to numerically solve the initial and boundary value problem of the mathematical model.
采用有限元法求解数学模型的初值、边值问题。
PATRAN finished is used to build model of road wheel, divide finite element graticule, apply boundary load, and define material properties, which are submitted to MSC.
完成车轮几何建模，有限元网格划分，边界载荷的加入，材料特性的定义，再提交到MSC。
We propose a numerical method using boundary element to model the electromagnetic filed induced by artificial source in the frequency domain with 3-D topography.
提出了一种用边界元法计算频率域人工源三维地形电磁场的数值模拟方法。
Geometrical model is built and electric field on the surface of insulator is calculated by using boundary element method (BEM). The results show good a...
对绝缘子和连接金属导体进行了建模，并利用边界元法计算了绝缘子表面场强的分布，计算结果和测量值基本符合。
Finite element models of a complete stump socket contains geometric model, material characteristics, load condition and model boundary condition.
一个完整的残肢接受腔有限元模型包括几何模型、材料特性、载荷状况和模型边界条件。
In allusion to the sub-model of which incision boundary via multi-degree freedom element. this paper puts forward the method of computing boundary displacement.
针对切割边界通过多自由度单元的子模型，提出了边界位移计算方法。
Then a 2d structure can be built with the boundary condition and size information, which is utilized to create a finite element model by appropriately meshing a structure with 2d elements.
随后，可以利用边界条件和尺寸信息来构建2d结构，其被利用来通过用2d元素适当地啮合结构来创建有限元模型。
The properties of the moment can be obtained from model tests and computations, Two numerical methods, finite element method and boundary integral method, are introduced.
介绍了水力矩实验装置及水力矩的两种数值方法：有限元法和积分方程法。
Abstract A finite element model for thefront door system is build, boundary condition is performed to simulate thereal situation, time history of stress is obtained through calculating byABAQUS.
摘要以某型轿车车门为例，建立了前侧门系统的有限元模型，施加了边界条件以模拟实际工况，并采用 ABAQUS求解器计算获得了应力时间历程。
The computational model of air boundary layer of rocket fuze was established. Considering different material characteristics, correlative mathematic model was built by finite element analysis.
建立了弹头引信空气附面层计算模型，借助有限元分析方法，充分考虑引信内部不同材料特性，建立相关数学模型。
The boundary element method is applied to find a numerical model on 2-D orifice in this paper.
本文利用边界元法建立了一个求解二维孔口的数学模型。
The boundary element method is applied to find a numerical model on 2-D orifice in this paper.
本文利用边界元法建立了一个求解二维孔口的数学模型。
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