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- artificial boundary element 人工边界单元
- Brebbia, C. A., Boundary Element Method for Engineers, pentech Press, 1978. 王勖成邵敏,有限元法基本原理和数值方法,第二版,清华大学出版社,1997年。
- infinite element dynamic artificial boundary 无限元动力人工边界
- In this paper, we investigate the nonreflecting artificial boundary condi-tions(NRABCs) and their numerical methods for the time-dependent problems. 本文研究两类依赖时间问题的无反射人工边界条件及其数值方法。
- The calculation examples indicate using viscous-spring artificial boundary to simulate the infinite base is not only feasibleness, but also accurate.3. 算例计算表明,用粘弹性静动力人工边界模拟无限域地基,不但可行而且精度较高,符合实际情况。
- The absorbing boundary conditions to avoid the artificial boundary reflections must be required in the numerical simulation of seismic wave propagation. 摘要在地震波传播数值模拟的过程中,需要使用吸收边界条件从而达到衰减人为边界反射的目的。
- Meshless local boundary element method is a true meshless method with the advantages of EFG, FEM and BEM. 无网格局部边界元法具有伽辽金有限元法,整体边界元方法和无网格伽辽金法这三种方法的优点,是一种真正的无网格方法。
- In this paper, the boundary element method (BEM) was applied to study static characteristics of aerostatic cylindric bearing. 本文应用边界元方法研究了在二维流动假设下;气体静压圆柱轴承的静态特性.
- The acoustical behavior of a motorcycle exhaust muffler was simulated with the boundary element method. 摘要用边界元方法计算了某一摩托车排气消声器的消声性能。
- The results show that the boundary element cell modal is right and the calculation method is - reasonable. 结果证明该边界元单元模型正确,计算方法合理。
- We introduce perfectly matched layer to attenuate the refection of the artificial boundary, and construct boundary and corner point conditions of elastic wave equations in isotropy media. 为了消除边界反射,引入最佳匹配层,构造了各向同性介质中弹性波方程在不同边界和角点处的边界条件。
- Rational numeration model with viscous-elastic artificial boundary condition is proposed according to dynamic FEM.This paper analyzes seismic response of underground structures by ANSYS. 本文根据动力有限元分析理论,采用粘弹性人工边界,建立合理的计算模型,用ANSYS软件分析地下结构地震反应。
- Lee L.WU T W.An enhanced CHIEF method for steadystate electrodynamics[J].Analysis with Boundary Element,1993,75-83. 黎胜赵德有.;用有限元/边界元方法进行结构声辐射的模态分析[J]
- The fast multipole method(FMM) was used with the boundary element method(BEM) to predict fractures in large castings. 将快速多极算法(FMM)应用到边界元法(BEM)中,对断裂力学问题进行大规模计算。
- 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。
- The advantage of boundary element method(BEM)is that one dimension is reduced for solving problems. 边界元法在势流计算中具有使问题降低一维的优点。
- The buckling behaviour of orthotropic fiber-reinforced composite laminates is analyzed by the boundary element method. 本文用边界元法分析了纤维增强复合材料正交各向异性层合板的屈曲性态。
- The difficulty of the treatment of the nearly singular integrals hindered applications of Boundary Element Method(BEM). 摘要几乎奇异积分的计算困难阻碍了边界元法的工程应用。
- The Fracture problems of orthotropic plates were studied by using the boundary element subfield method. 本文提出边界元分域法研究正交各向异性板的断裂问题。