Transient dynamic analysis of fluid-structure coupling problem by FEM;
本文应用有限元法探讨了流体与固体的瞬态动力耦合分析。
The model is simple and practical for dynamic analysis of the fluid-structure coupling aqueduct.
该模型计算简单,是考虑渡槽槽内水体横向流-固动力相互作用的实用动力分析模型。
The seismic response analysis model of thin wall space aqueduct with fluid-structure coupling is established.
建立了考虑槽身和槽内水体流固耦合的渡槽薄壁结构梁段有限元动力分析模型。
Engineering pipes and human blood vessels are fluid-structure coupling systems, both of which have many similar characteristics.
工程管道与人体血管都是典型的流固耦合系统,它们的性质有很多相似之处。
A mixed FE-BE method is used to analyze fluid-structure coupling free vibrations of 3-d structures in an infinite liquid with constant depth.
应用有限元-边界元混合法分析了等深度的无限大片状域流场中三维结构的自由耦振问题。
It is showed that the method is correct and it has practical significance on analysing problems of complete fluid-structure coupling in real water conservancy works.
结果说明,分析方法正确,对于分析实际水工结构的完全流固耦合问题具有现实意义。
The motion lag of struck ship has been evaluated by a simplified analytical method based on momentum transfer analysis and calibrated by dynamic fluid-structure coupling F.
本文以理论分析和数值仿真两种方法对该滞后现象进行了研究。
Based on this algorithm, one can apply a known structural analysing program, with a little modification, to solve many different kinds of fluid-structure coupling problems.
利用该算法,只需对现有结构分析程序稍作改进,就可分析那些理想流场与结构的耦合问题。
Principle of effective stress in porous media is introduced into fluid-structure coupling theory, then according to the equilibrium condition, the stress equation is established.
将基于多孔介质的有效应力原理引入流固耦合渗流中,并根据平衡条件得出了应力场方程;
The aerodynamic undamping phenomena and the relevant mechanism are investigated for the aerospace launch vehicle undergoing fluid-structure coupling oscillation in transonic flow.
研究跨音速飞行航天器的流-固耦合振动非阻尼现象的作用机理。
Wind-induced dynamic response of membrane structures is characterized by fluid-structure coupling interaction, which includes the calculation of the added air-mass on the membrane.
膜结构的非线性风振响应是流固耦合的共同作用问题 ,其中包括耦合因素——附加空气质量与气承刚度的计算。
The coupling analysis on the electromagnetic field and structure field and the coupling analysis on electromagnetic field, temperature field and fluid field are calculated by this method.
应用此种方法对磁场-结构耦合,磁场-温度场-流场耦合进行了分析。
As the VLFS is a long, huge and thin flexible structure, its hydrodynamic response in waves is a typical problem of fluid-solid coupling and it cannot be counted as a rigid body.
由于超大型浮体结构是极为扁平的巨型柔性结构物,所以它在波浪中的动力响应是一个典型的流固耦合问题,不能将其视为刚体。
As the VLFS is a long, huge and thin flexible structure, it cannot be counted as a rigid body and its hydrodynamic response in waves is a typical problem of fluid-solid coupling.
由于超大型浮体结构是极为扁平的巨型柔性结构物,不能将其视为刚体,所以它在波浪中的动力响应是一个典型的流固耦合问题。
The dispersion equation of structure acoustic coupling system for fluid filled pipes surrounded by elastic media under axisymmetric motion was derived from shell dynamic equation.
从壳体基本运动方程出发,导出了弹性介质中的充液管道在轴对称运动下声振耦合系统的频散方程。
A program is developed for structure-fluid coupling vibration.
并编制了流固耦合振动的通用程序。
The coupling effect of fluid-structure was considered based on viscous fluid theory.
基于粘性流理论考虑结构-流体的耦合效应。
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 elaborate a new method of the fluid-thermal-structural coupling analysis with APAA. base on the theory of the fluid-thermal coupling analysis and thermal-structure coupling analysis.
在基于流-热耦合分析与热-结构耦合分析理论的基础上,提出了一种对相控阵天线进行流-热-结构耦合分析的流程。
This paper elaborate a new method of the fluid-thermal-structural coupling analysis with APAA. base on the theory of the fluid-thermal coupling analysis and thermal-structure coupling analysis.
在基于流-热耦合分析与热-结构耦合分析理论的基础上,提出了一种对相控阵天线进行流-热-结构耦合分析的流程。
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