1) air-magnetic field eccentricity
偏心气隙
2) eccentric gap
气隙偏心
1.
Magnetic field of eccentric gap in large 3-phase asynchronous machine is analyzed and theexpression for edge frequency band of stator current is deduced.
本文对大型三相异步电机气隙偏心的气隙磁场进行研究，导出定子电流的边频带关系，为定子电流的在线监测和故障诊断提供理论基础，并对气隙偏心提出异步电机的状态方程。
3) air-gap eccentric fault
气隙偏心故障
1.
The generator stator winding parallel branches circulating current characteristics on air-gap eccentric fault were analyzed.
详细分析了发电机发生气隙偏心故障时定子绕组并联支路的环流特征。
4) eccentricity clearance
偏心缝隙
5) eccentric small clearance
偏心小间隙
1.
regard eccentric small clearance in pipeline as object of study in this thesis,Approximate calculation formula of flowrate and power lose are presented by experiment and theory analysis,and change law of pressure and power lose in front and behind of cylindrical object because of reynolas number and eccentricity ratio change are presented.
偏心小间隙水流经常出现在两相流有压管道输送中,其水流兼有压差流和剪切流的特性。
6) decentralized gas anchor
偏心气锚
1.
Through field application of decentralized gas anchor,the results show that average pump efficiency is high up 52.
偏心气锚是一种用于提高有杆泵泵效的高效气体分离工具 ,它突破了常规气锚在气锚内进行分气的原理 ,而利用油套环空作为主要分气空间 ,经现场应用 ,平均泵效达 5 2 。
补充资料：在AutoCAD中偏心圆锥与偏心圆台实体的画法
现在要画一个偏心圆锥,底面在WCS的XY平面上,圆心(0,0,0),半径100,顶点(300,0,400)在ZX平面上.
1)连接PA,PB. A(-100,0,0) B(100,0,0)
图1
在当前坐标下:
2)延长PA到C,使PA=CA;延长PB到D,使PB=DB;
3)连接CD;
4)以CD为直径画圆;
5)用XLINE命令中的二等分选项作角CPD的角平分线PO,交CD于O;
6)过O作CD的垂线,交圆于E,F;
图2
7)用三点UCS命令,取三点为:O,P,C;
8)过点O作PO的垂线GO,交PC于G;
图3
9)再次用三点UCS命令,取三点为O,F,G;
10)现在就可以画椭圆锥了!
cone-e-c-捕捉O点-捕捉F点-捕捉G点-a-捕捉P点;
图4
11)回到WCS,剖切椭圆锥
SL-选择椭圆锥-回车-XY-回车-捕捉P点.
12)删除辅助线条.
图5
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条