torsional vibration

Research of Torsional Vibration Measurement of High speed Rotating Mechanical Devices

高速回转机械扭转振动测量的研究

DK ⅱ A type torsional vibration monitoring system

DK&ⅡA型扭振监测系统

It is put forward to replace the simple harmonic torsional vibration mechanism with the oscillating guard bar mechanism in low frequency vibration tapping machine. The possibility and feasibility of replacement is analyzed.

提出用摆动导杆机构近似替代低频振动攻丝机中的简谐扭振机构，对近似替代的可能性和可行性进行了分析。

Presents a torsional vibration model during the flameout of a cylinder with the system matrix method.

利用系统矩阵法建立了车辆动力传动系在发动机一缸熄火时的扭振数学模型.

Then the sensitivities of torsional stiffness and first-order torsional vibration frequency to design parameters of body frame are obtained by sensitivity analysis.

然后对车身骨架结构进行设计参数灵敏度分析，得出车身骨架扭转刚度和一阶扭转频率对各部件设计参数的灵敏度。

Calculation on torsional vibration dynamic characteristics of rubber sleeve elastic coupling

橡胶套筒弹性联轴器扭振动态特性计算

Firstly two torsional vibration models were built up a calculation of their torsional vibration was made.

首先建立了推进轴系的两个扭振模型,并进行了轴系的扭振计算.

Studies on the Test techniques and Parameter discernment for torsional vibration

扭转振动测试方法及参数识别的研究

Evaluation of quality of the towing unit of an elevator by its torsional vibration.

转差频率控制的电梯拖动系统.

It is found the composite material rod exhibits torsional vibration band gaps.

发现一维声子晶体具有扭转振动带隙,并且分析了椭圆形状对带隙频率的影响.

Dynamic Analysis of Torsional Vibration for a Hole Digger

挖坑机扭转振动特征对的动力学分析

Then, it introduces CAD model into the finite element software, and accurately calculates bell crank rigidity and fillet stress concentration factor, which is used to analyze subsequent torsional vibration and strength.

将CAD模型导入有限元软件，计算求取准确的曲拐刚度及圆角应力集中系数，用于后续扭振及强度分析。

The measurement principle and adjustment of the torsional vibration meter type 2523 were introduced. In the practical application, we analyzed the reason of producing the error and the method to reduce the error.

叙述2523型激光扭振仪的工作原理及调整，分析该仪器在应用中误差产生的原因及减少误差的方法。

The design of a torsional vibration detector has been discussed on the basis of virtual instrument. Its hardware includes photoelectricity sensors, the signal processing part, the data acquiring card and computer; its software is programmed with VB and Matlab.

本文讨论了基于虚拟仪器的扭振仪设计，硬件由光电传感器、信号调理电路、数据采集卡和PC机构成，软件采用VB和Matlab编写。

Adjustment, Application and Error Analyzing of the Torsional Vibration Meter

激光扭振仪调整、应用与误差分析

Influence of nonlinear damping of flexible coupling on torsional vibration reduction

柔性联轴器非线性阻尼对扭转减振的影响

Considering the variable inertia of the reciprocating parts, free torsional vibration characteristics of crankshaft are studied.

研究往复运动件变惯量下的曲轴系自由扭振特性.

Torsional Vibration Research Based on Power Bond Graph in Ball Mill System

基于键合图的球磨机系统的扭振研究

Simulation Software Design for Harmonic Drive System Nonlinear Torsional Vibration

谐波齿轮传动系统非线性扭转振动仿真软件设计

Practice has proved that, Ansys drill string torsional vibration analysis results really have higher economic value, significant effect, and can improve the quality of engineering greatly.

实践证明，Ansys钻杆柱扭转振动分析成果具有较高的经济价值，极大地提高了钻探工程的质量，效果显著。

Analysis on Torsional Vibration and Longitudinal Vibration of Strap-on Launch Vehicle Boost Phase

捆绑型火箭助推段扭转与纵向振动耦合的分析

The article has deduced a non-linear vibrational differential eguation for an unbalanced rotor under the dynamical coupling of bending by torsion with the efforts of torsional vibration to bending vibration under consideration.

考虑扭转振动对弯曲振动的影响，推导建立了弯扭动力耦合情况下，不平衡转子的非线性振动微分方程，然后用算例分析了这种情况下转子的振动特性。

Study on the Basic Technological Parameter Set in Low Frequency Torsional Vibration Tapping

低频扭转振动攻丝基本工艺参数组研究

Design and Implement of DK-ⅲ Shafting Torsional Vibration Measuring Instrument

DK-Ⅲ型轴系扭振测量仪的设计与实现

Experiments are performed in the work by use of DK& ⅱ torsional vibration measurement system.

应用DK&Ⅱ型扭振测试仪，进行了转子不平衡故障和不对中故障的扭转振动特征测试。

Non-equilibrium of power in multi-cylinder engine will influence the axile torsional vibration performance.

多缸内燃机各缸之间的功率不均衡将影响轴系的扭振性能。

The experimental study of steam turboset shafting torsional vibration is one of important part in study.

汽轮发电机组转子扭振的试验研究是扭振研究中的重要部分。

The Application of Reduced Mass Concept in Flexural and Torsional Vibration of Bridge Truss

质量约化概念在桁梁桥挠曲、扭转振动中的应用

Torsional vibration of annular plate concentrator with conical section

锥形截面环状聚能器扭转振动的研究

Natural Frequency of Torsional Vibration of Rotary Vector Reducer and Its Influencing Factors

RV减速机的扭转振动的固有频率及其主要影响因素