The dynamic stiffness method is exact for structural free vibration analysis.
在结构自由振动分析中,动力刚度法是一种精确算法。
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。
In this paper, tests are run for the investigation of dynamic stiffness of machine tools with perspex models.
本文介绍了应用有机玻璃模型来研究机床动刚度的实验工作。
This paper presents a new method, the equivalent dynamic stiffness factor method, in dynamic balancing rotors.
用一种新的方法—等效动刚度系数法对转子的动平衡进行了研究。
Therefore, the research for dynamic stiffness measurement equipment of dynamic pressure motor was an emergency.
因此,对动压马达动态刚度测试仪器的研究已迫在眉睫。
It was concluded that the vertical dynamic stiffness and damp decreased as the running speed of the tire increased.
得出了随着轮胎滚动速度的增大,轮胎的垂直动态刚度和阻尼逐渐减小的结论。
This paper calculates the residual vibration of rotors and axis with a new method equivalent dynamic stiffness factor.
提出用动刚度系数方法对转子和轴系残余振动进行预测。
The size optimization and topology optimization were introduced to improve the dynamic stiffness of the mounting points.
结果表明,采用尺寸优化和拓扑优化的方法进行优化设计可提高质量块安装点的动刚度。
The test results shows that the mast is blessed with good electromagnetic wave permeability and better dynamic stiffness.
测试结果表明,制作出的桅杆具有高透波性和较大的动刚度。
Dynamic stiffness for lateral vibration of a viscoelastic floating pile in a nonlinear viscoelastic soil layer is investigated.
该文研究了非线性粘弹性土层中粘弹性悬浮桩侧向振动的动力刚度。
Then according to the equations of motion we have developed the dynamic stiffness matrixes of the bar element and beam element.
然后从运动方程出发推导了杆元素和梁元素的动刚度矩阵。
The dynamic stiffness and damping characteristics of a kind of free decoupler hydro elastic mount and its rubber spring are tested.
通过激振实验方法测试了液阻悬置元件及其橡胶主簧的动刚度和阻尼特性。
A mechanics model for engine mount system is established with MATLAB based on dynamic stiffness of engine mounts in idle condition.
建立了基于悬置元件怠速工况下动刚度的发动机悬置系统MATLAB力学模型。
Dynamics model of typical serial and parallel mechanisms were presented, which could be used to analyzed the static and dynamic stiffness.
针对典型的串联和并联机构,建立了动力学模型。分析了在外力输入时机构的静刚度和动刚度。
The research for the dynamic stiffness of air bearing was very significant for the improvement of accuracy and reliability of gyro equipment.
研究气浮轴承动态刚度的大小和变化,对提高陀螺仪表精度和可靠性具有重要意义。
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 the paper, the transverse dynamic stiffness curves of front shaft bracket and back shaft bracket of a ship were obtained by means of experiments.
采用实验方法对某舰尾轴架进行动刚度测量,得到了前尾轴架和后尾轴架的横向动刚度曲线。
This study develops a new method for solving beam dynamic response based on combining dynamic stiffness method with conventional finite element method.
基于动刚度方法与常规有限元方法提出了一种计算梁动力响应的新方法。
Dynamic stiffness and damping characteristics of landing gears are important parameters to be used to investigate the "ground resonance" of helicopters.
起落架动刚度及阻尼特性是研究直升机“地面共振”问题两个重要参数。
This paper deals with the application of laser holography in the research on the contact state and the static and dynamic stiffness of mechanical joints.
本文介绍应用激光全息摄影研究机械结构结合面的接触情况及静动刚度的方法。
Experimental and analysis results show that, the dynamic stiffness shows linearity relation with inner gas pressure, and also with the vibration frequency.
结果表明,囊式空气弹簧隔振器的动刚度与充气气压基本成线性关系,与振动频率也基本是线性关系。
Joint dynamic stiffness and damping were identified via solving the former identification model by use of least square method (LSM) or neural network method.
分别采用最小二乘法和神经网络方法对上述方程进行求解,推导出了关节动态刚度和阻尼的辨识模型。
The transient dynamic analysis researched the dynamic stiffness and strength of the joint by investigating the maximum stress and strain when it transmits torque.
瞬态动力学分析通过考察联轴器传递转矩过程中的最大应力、最大位移及其发生部位来分析联轴器的动态刚度和强度状况。
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。
By measuring both original unbalance response and excitation response, dynamic stiffness and damping coefficients of fluid bearings and rotor unbalances can be calculated.
通过测量转子的原始不平衡量响应和激励响应,计算出滑动轴承的刚度和阻尼系数及转子的不平衡量。
It has been shown that the tire dynamic stiffness is not a constant, which increases with the vertical load and inflation pressure, and it is different from the static one.
研究结果表明:轮胎的动刚度不是常数,它随着垂直载荷、充气压力的增加而增大;滚动时的动刚度不同于静刚度。
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。
The relationships between dynamic stiffness properties and PID parameters of active electrostatic bearing and rotor systems based on a stiffness compensated model are investigated.
针对补偿负刚度后的静电轴承一转子系统模型,讨论了PID控制参数与动刚度特性的关系,为根据刚度指标确定控制参数提供了理论依据。
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