self excited oscillation

It's discussed that self-excitation vibration mechanism with creeping phenomenon for lower motion parts running speed in NC machine tool feed system.

讨论了数控机床进给系统中因运动部件转动速度较低,因而产生爬行现象的自激振动机理;通过对进给系统建立运动模型、导出振动方程从而对爬行现象进行了理论分析。

To discuss the self-excitation vibration theory of the NC machine creeping phenomenon for the feed system's parts rotation velocity is a little slower.

讨论了数控机床进给系统中因运动部件转动速度较低 ,产生爬行现象的自激振动机理 ;通过对进给系统建立运动模型 ,导出振动方程 ,并对爬行现象进行了理论分析。

With the measurement of the vibration of a flattening roller, the main part of its vibration is its self-excitation vibration.

测试平整机的振动结果表明 ,其振动的主要成分是自激振动 ;对平整机轧制界面的摩擦学、阻尼特性及自激振动机理进行了理论建模与分析 ,自激振动的根源在于轧制界面的负阻尼特性 ,而负阻尼的产生则源于轧制界面的粘滑状态与部分弹流膜作用的存在。

It is found that the chattering of the temper rolling mill, with frequency of 584 Hz, is self excited vibration.

发现平整机的颤振为自激振动 ,其核心频率为 5 84Hz,与平整机的固有频率一致 ,但不存在相应频率的外激励。

The results show that nonlinear dry friction between mandril and tube conduces to the self excited vibration of tube and the drawing speed is the main factor which determines whether the mandril static balance is stable.

分析结果表明 ,抖纹产生的主要原因是芯棒与钢管之间的非线性干摩擦力导致芯棒产生自激振动 ;钢管的拉拔速度及钢管表面润滑层的好坏是决定芯棒的静平衡位置是否稳定的关键因素 ,提高拉拔速度可将干摩擦阻尼转化为粘性阻尼 ,同时也使拉拔速度远离临界速度 ,从根本上消除抖

Study on self-excited vibration of hydro-mechanical system in pumped storage plants;

抽水蓄能电站水力-机械系统自激振动特性研究

Measurement and explanation for its mechanism of ice-induced self-excited vibration;

冰致自激振动测量与机理解释

Numerical investigation of self-excited oscillation of turbulent premixed combustion;

湍流预混燃烧器燃烧自激振动的数值研究

Prevention of self-excited oscillations in complicated water diversion channels of pumped storage power stations;

蓄能电站复杂管道系统自激振动的防止和消除

This paper briefly introduces the structure and principle of a new system of self-excited oscillations , which is a magnetic pendulum with swing-controlled switch.

本文将对一种新的自激振动系统,即带有摆控开关的磁力摆的结构、原理及实验结果作一扼要的介绍和讨论。

Studies on Multi Degree-of-Freedom Nonlinear System;

多自由度非线性自激振动系统的研究

Rolling Mill Self-Vibration Diagnosis and Structure Dynamic Modification;

轧机自激振动诊断与结构动力学修改

Diagnosis and some elimination measures about axle bush autoexcitation

轴瓦自激振动的诊断及几点消除措施

A Study of safety monitoring for self-excited vibration of water-stop rubber in gates

闸门止水橡皮自激振动安全监测研究

Cleaning effect experimental research of self-resonating cavitating (SRC) water jet

自激振动空化射流清洗效果实验研究

The Hopf-Hopf Bifurcation of a Two-Degree-Of-Freedom Self-Excited System with Dry Friction;

两自由度干摩擦自激振动系统的Hopf-Hopf分岔分析

Ceramic material had better performance than steel and copper and the shorter the stack, the lower the initial temperature for oscillation.

而从热声振动的方式来看，强制振动比自激振动具有更低的起振温度。

Study on Strength and Self-excitation in the Main Driving System of the Rolling Mill;

轧机主传动系统的强度及自激振动研究

Dynamics Stability Analysis of Tire's Non-linear Self-excited Vibration

轮胎非线性自激振动的动力学稳定性分析

Design and Experimental Study of Self-Resonating Cavitating Jet Nozzle

自激振动空化射流喷嘴的设计与实验研究

Modeling and Dynamic Analyzing of Suspension-Tire-Tread System with Self-Excited Vibration

悬架—轮胎—胎面自激振动系统建模与分析

Research on eliminating self-excited oscillation for vibration acceleration sensors

振动加速度传感器的自激振荡消除方法研究

Analyzing and Testing Autosynchronous Vibration Screen with Multiple-motor Vibrator

多电机激振自同步振动筛的分析与测试

Automatic Measurement and Laser Trimming of Microwave Dielectric Resonator

微波介质谐振器自动检测与激光微调

Self-starting Passively Mode-locked Er~(3+)-doped Fiber Lasers

亚皮秒自起振被动锁模掺铒光纤激光器

Study of the Vibration Sensing and Measuring Technology Based on Laser Self-Mixing Interference;

激光自混合干涉振动传感测量技术研究

Study of Spontaneous Oscillation and Thermoacoustic Conversion Characteristics of Thermoacoustic Heat Engines;

热声发动机自激振荡过程及热声转换特性研究

Research on Sensing Technology Utilizing Self-mixing Effect of VCSEL

垂直腔面激光器自混合振动传感的应用研究