Dynamic Stiffness Matrix Method is applied to compute vibration of ship hull.
采用动态刚度阵法计算船体总振动的固有频率。
The dynamic stiffness matrix of the media and the formula of their response to P-SV waves are derived.
利用土层和半空间的精确动力刚度矩阵，在频域内求解并分析了弹性半空间场地对P波的放大效应。
The dynamic stiffness matrix method for determining dynamic characteristics of crankshaft is developed.
应用动态刚度矩阵法分析曲轴的动态特性。
This matrix can be translated into dynamic stiffness matrix, which is applied to describe the physical model of space continuous beam correctly.
使用变换关系将该矩阵转换为空间连续梁单元的动态刚度矩阵，该刚度矩阵能够正确地描述空间连续梁单元的物理模型。
In this thesis, 3-d coupling vibrations of internal combustion engine shafting are presented basing on dynamic stiffness matrix and precise time-integration method.
本论文以动态刚度矩阵和精细时程积分法为基础，分析了内燃机轴系的三维耦合振动形式。
The general lumped parameter model introduced in this paper offers more accurate results than the traditional method for dynamic stiffness matrix of foundation is frequency-dependent.
由于基础动力阻抗矩阵是外荷载激励频率的函数，采用更多参数的一般集中参数模型与数值解答吻合精度更高。
In this paper, the dynamic stiffness matrix method is used to predict the vibration of the crankshaft system and to calculate the input exciting force from the crankshaft to the slide rod.
在曲轴系统的振动预测中应用动刚度矩阵法，计算从曲轴向滑块的激振力输入，建立了动力传动装置全系统的有限元模型，并采用该模型进行了振动的预测计算。
The dynamic stiffness matrix method is a powerful means of solving vibration problems in structural engineering, particularly when higher natural frequencies and better accuracies are required.
动态刚度阵法被广泛的应用于工程结构振动分析中，尤其是在需要获得更高阶频率和更高精度的振动问题时。
Augmented mass, damping, stiffness matrix of system was set up to derive vertical dynamic differential equations for locomotive components and obtain output responses of suspensions.
为建立机车各部件的垂向动力学微分方程，计算各悬挂力的输出响应，建立了系统质量、阻尼和刚度的增广矩阵。
An indirect inverse substructure scheme for calculating the dynamic stiffness of discrete coupling unit-of-packaging was introduced. A formula was derived based on matrix theory.
提供一种间接计算离散化包装耦合体动刚度的逆子结构分析计算方法，依据矩阵理论推导了计算公式。
Firstly, the links of the plane five-bar linkage mechanism is simulated by beam element, the mass matrix, stiffness matrix of linkage mechanism and elastic dynamic model of system are established.
首先对弹性五杆机构进行有限元分析，通过机构梁单元节点位移间的关系，建立起弹性五杆机构单元质量矩阵与刚度矩阵以及弹性动力学模型。
The properties of suspended structure are introduced and the singular function method is used to derive the lateral displacement stiffness matrix and the dynamic equations.
介绍了悬挂结构特点，利用奇异函数方法建立了悬挂框剪结构的侧移刚度矩阵和动力方程。
In the respect of pseudo dynamic test, the author explained the influencing factors of initial inputting stiffness matrix and the equivalent method of mass matrix of model.
在拟动力试验方面，指出了联机试验中初始刚度矩阵的影响因素，建立了模型质量矩阵的等效方法。
Some numerical results show that the effect of disturbance frequency on dynamic geometrical stiffness matrix must be considered when the instabil…
通过算例得出了必须考虑扰频对动力几何刚度阵影响的重要结论。
Some numerical results show that the effect of disturbance frequency on dynamic geometrical stiffness matrix must be considered when the instabil…
通过算例得出了必须考虑扰频对动力几何刚度阵影响的重要结论。
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