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.

討論了數控機床進給系統中因運動部件轉動速度較低,因而產生爬行現象的自激振動機理;通過對進給系統建立運動模型、導出振動方程從而對爬行現象進行了理論分析。

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.

討論了數控機床進給系統中因運動部件轉動速度較低 ,產生爬行現象的自激振動機理 ;通過對進給系統建立運動模型 ,導出振動方程 ,并對爬行現象進行了理論分析。

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

測試平整機的振動結果表明 ,其振動的主要成分是自激振動 ;對平整機軋制界面的摩擦學、阻尼特性及自激振動機理進行了理論建模與分析 ,自激振動的根源在于軋制界面的負阻尼特性 ,而負阻尼的產生則源于軋制界面的粘滑狀態與部分彈流膜作用的存在。

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

發現平整機的顫振為自激振動 ,其核心頻率為 5 84Hz,與平整機的固有頻率一致 ,但不存在相應頻率的外激勵。

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.

分析結果表明 ,抖紋產生的主要原因是芯棒與鋼管之間的非線性干摩擦力導致芯棒產生自激振動 ;鋼管的拉拔速度及鋼管表面潤滑層的好壞是決定芯棒的靜平衡位置是否穩定的關鍵因素 ,提高拉拔速度可將干摩擦阻尼轉化為粘性阻尼 ,同時也使拉拔速度遠離臨界速度 ,從根本上消除抖

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

抽水蓄能電站水力-機械系統自激振動特性研究

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

冰致自激振動測量與機理解釋

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

湍流預混燃燒器燃燒自激振動的數值研究

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

蓄能電站復雜管道系統自激振動的防止和消除

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.

本文將對一種新的自激振動系統,即帶有擺控開關的磁力擺的結構、原理及實驗結果作一扼要的介紹和討論。

Studies on Multi Degree-of-Freedom Nonlinear System;

多自由度非線性自激振動系統的研究

Rolling Mill Self-Vibration Diagnosis and Structure Dynamic Modification;

軋機自激振動診斷與結構動力學修改

Diagnosis and some elimination measures about axle bush autoexcitation

軸瓦自激振動的診斷及幾點消除措施

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

閘門止水橡皮自激振動安全監測研究

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

自激振動空化射流清洗效果實驗研究

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

兩自由度干摩擦自激振動系統的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.

而從熱聲振動的方式來看，強制振動比自激振動具有更低的起振溫度。

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

軋機主傳動系統的強度及自激振動研究

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

輪胎非線性自激振動的動力學穩定性分析

Design and Experimental Study of Self-Resonating Cavitating Jet Nozzle

自激振動空化射流噴嘴的設計與實驗研究

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

懸架—輪胎—胎面自激振動系統建模與分析

Research on eliminating self-excited oscillation for vibration acceleration sensors

振動加速度傳感器的自激振蕩消除方法研究

Analyzing and Testing Autosynchronous Vibration Screen with Multiple-motor Vibrator

多電機激振自同步振動篩的分析與測試

Automatic Measurement and Laser Trimming of Microwave Dielectric Resonator

微波介質諧振器自動檢測與激光微調

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

亞皮秒自起振被動鎖模摻鉺光纖激光器

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

激光自混合干涉振動傳感測量技術研究

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

熱聲發動機自激振蕩過程及熱聲轉換特性研究

Research on Sensing Technology Utilizing Self-mixing Effect of VCSEL

垂直腔面激光器自混合振動傳感的應用研究