naturalfrequency相关论文
Numerical Procedure for Static and Dynamic Analysis of Fluid-Conveying Submarine Pipeline Span on Li
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为了准确获得空气悬架试验台的固有频率，尝试使用有限元方法对试验台进行模态分 析。首先在HyperWorks 中对空气悬架试验台三维模型......
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In the structural design of microwave components,the vibration was one of the most important factors which affect the re......
A damage detection method for beam-type structures using ratio of natural frequency change and neural networks is propos......
提出了一种计算结构模态的新方法.以能量守恒方程为基础,认为线性弹性系统最大振幅处的势能与平衡位置时的动能互相平衡.将弹性系......
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NATURAL FREQUENCIES AND MODEL FUNCTION OF TRANSVERSE VIBRATION OF AXIALLY MOVING BEAMS WITH UNSYMMET
In this paper, the transverse vibration of axially moving Timoshenko beams are investigated with unsymmetrical hybrid su......
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IDENTIFICATION OF BOUNDARY CONDITION PARAMETERS OF TAPERED BEAM-LIKE STRUCTURES USING NATURAL FREQUE
The objective of many of damage detection methods is to detect the damage occurring on the structure.for example, stiffn......
This paper is about the low frequency slow drift motion response of Truss Spar platform with small-scale piles in bichro......
介绍了一种基于光纤传感技术的等截面悬臂梁固有频率的测量方法,并采用理论计算和软件仿真对其进行了验证。首先,理论推导了粘贴于......
Transmission beam can be modulated at the liquid-liquid interface inside an electrowetting liquid lens.The fluctuation c......
Engineering plasticsin vehicle generally present significant strain rate dependence of the tensile strength and frac......
Optimization of Multiple Characteristics of a Ventilated Pillar-Brake Disc Using Grey Relational Ana
Brake discs are brake system components that inhibit vehicle motion by converting kinetic energy to thermal energy v......
FINITE ELEMENT MODELLING OF ATOMIC FORCE MICROSCOPE CANTILEVERS WITH UNCERTAINTY IN MATERIAL AND DIM
Atomic Force Microscopes (AFMs) have been widely used for scanning measurement at micron and nano scales.A micro-can......
The fast Fourier transform (FFT) algorithm is commonly used to derive the power density spectrum of scattered point ......
An Evaluating Method for Fundamental Dynamical Parameters of Objects on a Printed Circuit Board -Nat
Authors developed the mechanism which gives real vibration to electrical contacts by hammering oscillation in the ve......
以六叶片结构的浓缩风能型风力发电机风轮为研究对象,采用锤击法对单叶片、三叶片、六叶片风轮进行模态分析,得到其试验模态参数。......
Fast Tool for Structural Monitoring of a Pier After Impact of a Very Large Vessel Using Ambient Vibr
Operational modal analysis is a non-destructive structural investigation that considers only the loads resulting from se......
A novel virtual material layer model based on the fractal theory was proposed to predict the natural frequencies of carb......
由Ｈａｍｉｌｔｏｎ原理导出了主动约束层阻尼梁铁机电控制方程，给出了简支边界条件下，压电层在正逆向压电效应两种情况，电势沿压电层厚度方向的实际分......
将吊篮与压力容器视为包含粘性流体的有限长同心圆柱壳体结构。从圆柱的运动控制微分方程和流体的Ｎ－Ｓ方程出发，在流体不可压缩粘性假设......
简述了行波超声马达的基本原理，比较了定复合圆板分析中有限元和典振动理论两种方法的优点。并利用有限元方法分析了定子板在自由状......
讨论静水中板状组件的局部振动特性。比较了结构在空气中的局部振动频率与在水中的局部振动频率的变化趋势。当结构在静水中振动时......
从全长粘结式锚杆安装工艺的振动特点出发，分析并归纳了全长粘结式锚杆安装的振动规律及其要求......
通过实验对有锯齿声的轴承的振动信号进行了分析,用包络解调法提取出了峰值明显的内圈特征谱线,分析了轴承的锯齿声噪声产生的原因......
提出在高压大流量液压系统中提高速度和减少液压冲击振动所采取的措施；对提高液压元件使用寿命阐述了一些看法；将比例控制技术在应用......
