横向振动

铁路上承式钢板梁桥横向振动抑制方案研究

Study of Options for Suppressing Transverse Vibration on Deck Type Steel Plate Girder Railway Bridge

轴向变速运动粘弹性弦线横向振动的复模态Galerkin方法

Complex-Mode Galerkin Approach in Transverse Vibration of an Axially Accelerating Viscoelastic String

在电梯横向振动分析的基础上，用MR阻尼器作为减振器分别采用继电器控制，改进型继电器控制以及模糊变结构控制对电梯进行振动控制实验。

Based on analysis of elevator vibration , elevator vibration control has done by relay method , modified relay policy and fuzzy variable structure strategy .

半穿式钢桁梁桥横向振动TMD阻尼减振研究

Damping Suppression of Vibration for Half-through Steel Truss Bridges Using TMD

非对称混杂边界轴向运动Timoshenko梁横向振动分析

Transverse vibration of an axially moving Timoshenko beam with unsymmetrical hybrid supports

瞬态横向振动桩的Winkler参数

Winkler parameters κ and c for transient lateral vibrating piles

MTMD控制铁路轻型墩横向振动研究

Research on transverse vibration control of rail way Light-Pier with MTMD

研究在轴向力作用下的Timoshenko梁的横向振动频率特性。

The frequency characteristic of Timoshenko beam 's crosswise vibration under axial force is discussed .

在研究并联机床P关节（直线移动关节）结构形式的基础上，提出并设计了一种可以抑制丝杠横向振动的浮动支承。

A kind of floating bearing to suppress the cross vibration of the lead screw is proposed and designed on the basis of studying the structure of P joint ( rectilinear motion joint ) used in parallel machine tools .

本文是在分析三角胶带弹性振动的基础上，提出一个新的重要设计参数：临界横向振动长度l。

In this paper a new important parameter-critical length of lateral vibration is presented .

PCT梁的跨中横向振动频率明显偏低，只有参考值的40%~50%；

The lateral vibration frequency of PCT beam mid-span is obviously on the low side and is only 40 & 50 percentage of the reference value .

从涡量流函数形式的N-S方程出发，在不同的振动频率、振幅及Re数下数值研究了均匀来流中横向振动圆柱粘性统流的涡脱泻现象。

Vortex shedding from a circular cylinder oscillating transversely in uniform flows is numerically investigated using the Navier-Stokes equations for different oscillating frequencies , amplitudes and Reynolds numbers .

469Q汽油机正时同步带传动横向振动的研究

Study on Synchronous Belt Transverse Vibration of 469Q Gasoline Engine

利用转子动力学和有限单元的思想，考虑轴向连续点的陀螺效应，通过Lagrange方程建立自旋弹箭横向振动方程。

Rotor dynamics and finite element method is made use of , taking into consideration the continuous gyroscopic effect . Finite element equations of transverse vibration of the spinning rocket is presented by means of the Lagrange equation .

根据Mathieu方程的有关理论，分析了钢丝绳作等幅横向振动、衰减振动、发散振动及其相互转化的原因。

Based on the theory about Mathieu equation , the reasons that cause the rope to vibrate laterally with constant , decaying and emanative amplitude were analyzed .

300X横向振动有源控制装置

The Lateral Vibration Active Control System for 300X

从相位匹配条件出发，对FBG横向振动时的反射谱特性进行了理论分析，同时从声光互作用超晶格理论出发，简单介绍了纵向振动的反射谱特性。

In terms of phase-matching conditions , the reflection spectrum characteristics are theoretically analyzed , In addition , we also introduce the reflection spectrum characteristics of FBG subjected to longitudinal vibration based on the theory of acousto-optic interaction superlattice theory .

在对桥梁的参数化分析中也发现，当桥墩高度超过60m时，桥梁的一阶模态振型从横向振动变为纵向振动。

The parametric analysis of the bridge found when the pier height of more than 60 m , the first modal shape of the bridge change from the transversal vibration to longitudinal vibration . 4 .

基于Rayleigh法给出了考虑弹性支承和附加质量等复杂边界条件的吊杆张力计算显式表达式，采用不同的振型函数给出了多种吊杆横向振动频率与吊杆张力之间的显示关系式。

For convenience in engineering application the explicit expressions are proposed under the complex boundary conditions of elastic support , additional quality and others based on Rayleigh theory . And different vibration mode function is used to derive the relationships between the suspender tension and the vibration frequency .

研究内容包括如下几个方面：单个或多个移动质量块作用下Bernoulli-Euler梁的横向振动、弯扭耦合振动和非线性动力学响应，以及Timoshenko梁的横向振动。

Research include following sections : the transverse vibration , bending-torsional coupling vibration and nonlinear dynamic response of Bernoulli-Euler beam carrying single or multiple moving mass ; the transverse vibration of Timoshenko beam carrying single moving mass .

计算结果表明自锚式吊拉组合索桥在P2概率水准下的结构反应约为P1概率水准下的2倍。纵向振动与横向振动基本不耦合；

The result shows that the structural response of cable-stayed and self-anchored suspension bridge under earthquake probability PI is approximately twice as much as that under earthquake probability P2 . Longitudinal vibration is not couple against the horizontal vibration , so is vertical vibration and horizontal vibration .

通过对469Q汽油机正时同步带传动进行横向振动的分析研究，提出了影响同步带横向振动频率和振幅的共同因素主要是同步带跨度，并且通过试验验证了结论的正确性。

Based on the study of transverse vibration of 469Q gasoline engine , this paper proposes that the span length of the synchronous belt is the main factor affecting the vibration amplitude and frequency , and this has been verified on 469Q gasoline engine .

对钻柱在反转情况下横向振动规律的研究

Study on the lateral vibration rule of drilling string under reversion

梁的横向振动频率方程的一般表达式

The General Expression for the lateral Vibration Frequency Equations of Beams

链传动中的横向振动问题的研究

Studies on transverse vibration of a roller chain in chain drive

两对边简支另两对边复杂支承矩形板的横向振动问题

The Transverse Vibrations of Rectangular Plates with Complex Supports on Edges

一种新型的谷物横向振动平面清选筛的设计

The Design of a New Type Grain Lateral Vibration Plane Screen

井眼间隙对下部钻具组合横向振动的影响

Effects of wellbore gap on transverse vibrations of bottom hole assemblies

采用半主动斜拉索控制柔性梁的横向振动

Method for control of flexible beams transverse vibration with semi-active stayed-cable

研究轴向运动弦线横向振动的分岔。

Bifurcation is investigated for transverse vibration of axially moving strings .