值得收藏的振动分析中英文词汇对照表，你迟早会用得到，拿走不谢

本文纯粹是从英文资料中提取而来，如果伙伴们想在机械振动分析过程中查看外文资料，也可以在使用国外诊断设备时，不清楚英文词汇表达的意思，即这篇文章将给你解决你的疑虑。

A

axial轴向

Angular (Gap)角不对中

B

Belt drives带传动

Belt resonance皮带共振

Belt rate with harmonics皮带通过频率谐频

Bent Shaft轴弯

Bottom of spectrum raised底部噪声抬起

Blade faults叶片故障

ball damage滚子损伤

C

Cavitation: Pump cavitation气蚀：泵气蚀

Couple imbalance力偶不平衡

Couplings联轴器

Coupling unbalance联轴器不平衡

Coupling wear联轴器磨损

Cracked or broken tooth断齿

Cracked or broken rotor bars转子条断条

Cocked bearing: on shaft翘曲轴承：转轴上

D

Data Analysis数据分析

DC motor hunting直流电机速度偏差

Dynamic unbalance动不平衡

E

Eccentric gear齿轮偏心

Eccentric motor rotor电机转子偏心

Eccentric motor stator电机定子偏心

Eccentric pulley or sheave皮带轮或槽轮偏心

Eccentricity general comments偏心常规说明

Elevatedpeak峰值升高

Elevated noise floor plus BPFO or BPFI peaks protruding above noise floor在抬起的底部噪声上会有BPFO或BPFI峰值

Excited by fluting/EDM轴电流激起

External noise外部噪声

Eccentric gears偏心齿轮

F

four-stroke engine四冲程发动机

Flow turbulence湍流

Fluting EDM电蚀

G

Gearbox齿轮

Gear backlash齿轮游隙

Gear mesh啮合频率

General fault comment常见故障说明

Grounding fault接地故障

H

harmonics radial径向谐频

harmonics谐频

Hunting tooth frequency追逐齿频率

Harmonics of the line frequency线频的谐频

High radial径向幅值高

High sidebands高边带

High axial轴向幅值高

High harmonics谐频幅值高

High axial轴向高

High coil passing frequency with possible sidebands线圈通过频率及可能的边带

High frequency "noise"高频“噪声”

High gearmesh GMF幅值高

High gearmesh frequency齿轮啮合频率幅值高

High near 0 Hz, decaying down across the spectrum接近0Hz，幅值大幅衰减

Hump or high peak in spectrum typically in one direction only“驼峰”或一般只在一个方向的频谱上有高的峰值

Hunting tooth frequency追逐齿频率

Hydraulic and aerodynamic流体

I

Induction motors异步电机

inner race内滚动

Inner race sliding on shaft跑内圈

J

Journal bearings滑动轴承

L

Loose connections接头松动

Loose rotor bars转子条松动

Loose rotor转子松动

Loose stator windings定子绕组松动

Line frequency harmonics or fractional SCR firing frequency peaks线频谐频 或SCR亚倍频

Line frequency peak线频峰值

Line frequencyradial线频径向

Loose connectors, shorted control card and more接头松动，控制卡短路

Looseness松动

Loose pedestal bearings轴承座松动

Loose stator coils定子线圈松动

Locked gearflex coupling齿式联轴器卡住

M

Misaligned 3-jaw coupling 3爪联轴器不对中

Misaligned gears齿轮不对中

Misalignment不对中

N

Non-parallel coupling faces非平行面

Non-synchronous harmonics & sidebands非正式倍&边带

Non-synchronous harmonics & FTF sidebands非同步谐频&FTF边带

Non-synchronous harmonics & noise非同步谐频&噪声

Non-synchronous harmonics非同步谐频

Non-synchronous peak非同步峰值

Non-synchronous vibration and others非同步振动和其它

O

Oil whirl油膜涡动

Overhung machines悬臂设备

Outer race loose in housing跑外圈

outer race外滚动

P

Phase loss缺相

Pump cavitation泵气蚀

Parallel (Offset)平行不对中

Peak at vane pass or blade pass叶片或叶轮通过频率峰值

Pole pass sidebands极通过频率

R

radial径向

Rotor bow转子弓形

Rotor rub转子摩擦

Raised noise floor底部噪声抬起

Random vibration随机振动

Reciprocating machines往复设备

Resonance共振

Rolling element bearings滚动轴承

Rolling elements skidding滚子打滑

S

SCR peaks SCR峰值

sidebands around rotor bar pass frequency转子条通过频率

sidebands边带

sidebands线频

Sheave misalignment槽轮不对中

SCR Tuning faults SCR调频故障

Shorted laminations铁芯短路

Stator eccentricity or soft foot定子偏心或软角

Structural looseness结构松动

Stage one fault第一阶段故障

Stage two fault第二阶段故障

Stage three fault第三阶段故障

Sidebands around SCR firing frequency SCR频率有边带

Spectral Ski-slope滑雪坡

Static imbalance静不平衡

Structural: horizontal结构： 水平

Synchronous motors同步电机

T

Tooth load齿轮过载

Tooth wear齿轮磨损

Type I rotor faults I型转子故障

Type II rotor faults II型转子故障

U

Unbalance不平衡

Useful facts有用信息

V

Vertical machines立式设备

Very low amplitude, very high frequency vibration幅值低，高频振动

W

Worn belts皮带磨损

Wear/Clearance磨损/间隙

Warning警告