In the paper, the passing vibration is effectively detected with wavelet transform and the passing frequency in time domain is estimated.
本文利用小波变换的方法,有效识别了旋转机械运行中由滚动轴承等元件的缺陷引起的通过振动,并从时域上计算其通过频率,解决了以往此类故障由于干扰大而难以识别的困难,为机械故障诊断提供了一个非常有效的手段和应用实例。
Analysis and Treatment of D1300 Fan Motor Bearing Vibration Fault
D1300电动风机电机轴承振动过大故障分析及处理
Analysis for the higher vibration of a PG9351FA gas turbine during start up
PG9351FA燃机起动过程中振动大故障的分析
Study of Critical Problems of Vibration of Water Pipes on Long Span Cable-Stayed Bridge
大跨度斜拉桥过桥水管振动关键问题研究
DYNAMIC BEHAVIOR OF THE ON-SET AND DAMPING PROCESS OF THE THERMO-ACOUSTIC ENGINE
热声发动机起振、消振过程的动态行为
In case of abnormal noise or excessive vibrancy during the running, it is necessary to stop the machine immediately to check and remove the faults.
运转过程中,如发现异常噪声或过大振动应立即停机检查,排除故障。
Transient-dynamic-FEM Analysis of the Course of Vibration-driving the Thin-wall Large-diameter Cylinder Structure;
大直径薄壁圆筒结构振动下沉过程瞬态动力有限元分析
hydraulic through feed vibration staking machine
液压通过式振动刮软机
The treatments of superstandard vibration of Unit2 upper generator bracket in Liuxihe Hydropower Plant are described.
阐述了多次处理流溪河水电厂2号机上机架振动超标的经过,分析了造成振动大的原因。
Vibration and Vibration Control Research for Large-span and Light Footbridge;
大跨轻型人行桥振动及振动控制研究
The influence of vibration field to apparent viscosity inceased when the die temperature was above the melt point of HDPE.
口模温度超过熔点时,振动场对表观粘度的影响有所增大;
Direct Growth Behavior of Spherical Grains in Vibration Process of Sloping Corrugated Plate
波浪型倾斜板振动过程中晶粒直接球状长大行为
large-size high frequency hydraulic vibration table
大型高频液压振动台
Vibration Analysis and Elimination During Start-up of 220 MW Turbine-Generator Sets
220MW汽轮发电机组启动过程振动分析与消振研究
Test and Analysis of a Dynamic Contact Process of Ultrasonic Feeding
超声振动输送的物料纵向振动过程测试与分析
The ungraded amplitude is realized by adjusting the vibrator eccentricity of the roller,.
通过对振动压路机振动器偏心距的微量调节,实现振幅的无级调节。
Implementation of excitation point seeking in VSR by Lab VIEW
利用Lab VIEW实现对振动时效过程中激振点的寻找
rotating records cause a stylus to vibrate and the vibrations are amplified acoustically or electronically.
旋转唱片使唱针振动并且使振动在听觉上放大。
Nonlinear Dynamics and Large?scale Torsional Vibration of Suspension Bridges
悬索桥的非线性动力行为及其大振幅扭转振动
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