In this paper, an improved dynamic substructures method is described. The problem of torsional vibration of diesel complex shafting is analysed with this new method.
本文给出了一种改进的动态子结构法，并用该方法分析内燃机复杂轴系扭转振动问题。
Nonlinear dynamic model of total automobile system was established by mixed substructure component model synthesis which contains some soft substructures.
采用包含软子结构的间接对接的混合界面子结构模态综合法，建立了整车系统非线性动力学模型。
Another advantage of the method is that the order of the reduced dynamic equations will not be controlled by degrees of freedom on interface, because there is not any interface between substructures.
此方法的另一个优点在于它是无界面的子结构，动力方程的缩减不受界面目由度的控制。
The vibration behaviour of the whole motor is to great extent determined by the dynamic properties of its substructures.
电机整机的振动特性在很大程度上取决于其子结构的动态特性。
It collects the residual mode contributions of various substructures, and then eliminates all interface degrees of freedom of the basic sector. Hence this accurate dynamic reduction fur...
该方法计及了各个子结构的剩余模态的作用，并能消去基本扇形的全体对接自由度，故这种精确的动力缩聚进一步提高了动态分析的效率。
It collects the residual mode contributions of various substructures, and then eliminates all interface degrees of freedom of the basic sector. Hence this accurate dynamic reduction fur...
该方法计及了各个子结构的剩余模态的作用，并能消去基本扇形的全体对接自由度，故这种精确的动力缩聚进一步提高了动态分析的效率。
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