1、

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.

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2、

This paper introduces the PLC that applied to the automatic pole electromagnetic slipping clutch speed regulating system. And designed the PLC hardware system and control program of automatic pole changing electromotor.

本文介绍了PLC对自动换极的电磁转差离合器调速系统的控制,设计了电动机自动换极调速的PLC硬件系统和控制程序。

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3、

Use pole-change governing technology to turn large scale circulating-water pump machine into double speed machine, based on season change, vary move speed of machine to reach water regulating.

采用变极调速技术改造大型循泵电机为双速电机,根据季节变化,变更电机的转速,达到水量的调节。

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4、

Analysis Speed/ Torque Characteristic of the YY/ Y and YY/ Δ Variable Pole Speed Regulating Asynchronous Motor

YY/Y及YY/Δ变极调速异步电动机机械特性分析

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5、

firstly, based on the transform functions of the system and controller models, the relation between the grade climbing ability and frequency band and damp are corresponded by regulating the single-real pole to non-dominant pole.

首先基于系统开环传递函数和通用的悬浮控制器模型,通过将其单实极点配置为闭环非主导极点,将爬坡能力与控制系统的频带和阻尼等参数对应起来;

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