Some variational formulae for dynamic analysis of coupled fluid-solid interaction problems are derived.
给出了几个流固耦合振动分析的变分公式。
The results show that safety of trains under the side wind gets worse when fluid-solid interaction is taken into account.
计算结果表明，考虑流固关系的列车在侧风下安全性更差。
The dynamic response of the water impact of the structures is one of complicated problems with wild useful prospect in the fluid-solid interaction field.
结构的撞水响应，是流固相互作用领域中一个比较复杂而又有广阔应用前景的动力问题。
The basic fluid-solid interaction formulas for a shell in fluid are given using elasticity theory of thin shells and fundamental equations of fluid mechanics.
应用薄壳弹性理论及流体力学基本方程，给出了圆柱壳在流体中流固耦合问题的基本关系式。
And by defining ALE interface in coupling interface the interaction between fluid domain and solid domain was transmitted.
在耦合界面上，通过定义ale界面传递流体域和固体域之间的相互作用。
Stochastic models can be used to approach the motion of a singular particle in the fluid, however, it is hardly expected to elucidate the mechanism of the interaction among the solid particles.
随机模型能用于研究流动中单个颗粒的运动，但很难解释固体颗粒之间相互作用的机制。
Earthquake tsunami is the result of interaction between the solid layer and the fluid layer of Earth's surface.
地震海啸的产生是地球表面固体层和流体层相互作用的结果。
Through fluid flowing property, porosity and permeability of reservoir, and the interaction of fluid and solid wall layer, the mechanisms of enhancing oil recovery by vibration were discussed.
从流体流动性能、储层孔渗性能变化、流体-岩石边壁相互作用演化等方面论述了振动提高石油采收率的机理。
The nonlinear dynamic solid fluid interaction response is solved by means of a difference method.
采用差分方法求解了迭层板的非线性流固耦合动力响应；
The solid fluid interaction dynamic buckling under in plane loading was solved by means of the difference method.
采用差分方法求解了轴向面内加载时板条的流固耦合动力屈曲；
The emergence of casing well damages has close contact with interaction of rock body and fluid. So the research of fluid-solid coupling theory model seems very important.
通过套损机理的研究，可以看出套损问题的发生与岩体和流体的相互作用有着密切的联系，所以研究地下流固耦合的理论模型显得非常重要。
An experimental study is conducted of the dynamic characteristics of gas flow pulsation in a turbine machinery seal clearance from the viewpoint of fluid solid interaction.
从流固耦合的角度，试验研究了透平机械密封间隙气流脉动的动态特性。
An experimental study is conducted of the dynamic characteristics of gas flow pulsation in a turbine machinery seal clearance from the viewpoint of fluid solid interaction.
从流固耦合的角度，试验研究了透平机械密封间隙气流脉动的动态特性。
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