1.
Analysis and Experimental Study of Winding Schemes for Far Pole-ratio Pole-changing Machines
远极比变极电机绕组方案的分析与试验研究
2.
Simplex winding double speed asynchronous motor is easiest and widest polechanging control method among the change pole motors.
单绕组双速异步电动机是变极电机中方法最简易、应用最广泛的一种变极调速方法。
3.
A New Method for the Design fo Pole-Changing Motor Windings
变极电机绕组设计的一种新方法──对称块图法
4.
consequent-poles motor
交替磁极式电动机（有绕组极与无绕组极交替）;变极式双速电动机
5.
change-pole motor
变极式电动机(一种双速电动机)
6.
Then the speed regulating pole change motor is designed based on the pole-changing principle.
根据变极原理设计了螺杆泵用变极调速电动机。
7.
pole-changing multi-speed 3-phase asynchronous motor
变极多速三相异步电动机
8.
Study on Doubly Fed Variable Speed Salient Pole Synchronous Generator and Its Control;
双馈变速凸极同步电机及其控制研究
9.
A Study of the Wave Form Coefficients and the Pole Arc Flux Coefficieits of Pole-Changing Salient Pole Synchronous Machines (I)
变极凸极同步电机波形系数和极弧磁通系数的研究(Ⅰ)
10.
Individual infinite variable speed drive of each roll with AC-motors coupled to programmable frequency inverters.
电机驱动方式为交流变频无极变速驱动。
11.
Development and Application of VVVF type Electrode Regulator in EAF
变频调速电机式电极调节器的开发和应用
12.
The Calculation of the No Load EMF Waveform Deriation Ratio of Salient-Pole Synchronous Generator
凸极同步发电机空载电势波形畸变率的计算
13.
The Analysis and Experiment of Pole-changing Winding Schemes of Fan-loaded Motors with 6/8 Poles
风机负载6/8极电动机变极绕组方案的分析与试验
14.
The Analysis of Energy Saving in the Process of Pole Changing Control for Double Winding Double Speed Induction Motor
双绕组双速感应电动机变极过程的节能分析
15.
Principle and Connection Method of Reverse Pole-conversion for Single-phase Winding and Double-speed Asynchronous Motor
单绕组双速异步电机反向变极原理及接线方法
16.
Analysis on the regime change of the BSIT Characteristics
双极型静电感应晶体管特性转变机理分析
17.
Study on Variable Polarity Square-wave AC TIG Welding Power Supply by Singlechip;
单片机控制变极性方波TIG焊接电源的研究
18.
A Study on Doubly Fed Variable Speed Salient Pole Synchronous Generator and its Excitation System;
双馈变速凸极同步发电机及其励磁系统研究