Y2 series three-phase asynchronous motor : Y series motor is based on the modified design of the new motor .

Y2系列 三相异步 电动机：是在Y系列电动机基础上改型设计的新型电动机。

As a result it is very needful to use a protector which can monitor malfunction of three-phase motor correctly and fleetly .

因此，使用一种能及时、准确地监测 电机故障的保护装置是十分必要的。

Research on Positive or Inversion Controlling System of Three-phase Motor Based on SSR

基于固态继电器的 三相 电动机正/反转控制系统的研究

Study on Low-cost Soft-starting Method for Three-phase Asynchronous Motor Connected to Single-phase Supply

单相供电时 三相 电机低成本软启动方法研究

According to the mountain transportation machine requirement the stability and reliability test was conducted such as the wireless remote control distance three-phase motor rotating and electromotive handspike executing agency action .

根据山地运输机械的使用要求，进行无线遥控距离、 三相 电机正反转、电动推杆执行机构动作等的稳定性和可靠性试验研究。

Measure and Protection of Three-Phase Motor under Lopsided Energy-Saving Conditions

电机节能器的 三相不平衡检测和保护

The application of Ethernet technology in automatic testing system for three-phase asynchronous motor routine test was introduced .

介绍了以太网技术在 三相异步 电动机全自动出厂试验系统中的具体应用。

Usually the use of three-phase induction motor ( with three pairs of poles ) .

通常多采用 三相感应 电动机（具有三对磁极）。

Application of AC Contactor to Realize Phase Break Protection in Three-phase Motor

利用交流接触器实现 三相 电动机缺相保护

Practical Phase-lacking Protection to Three-phase Motor

三相 电动机缺相保护实用方法

By applying equivalent circuits this paper has analyzed three-phase asynchronous motor property and the harm to generator under asymmetrical voltage .

利用等效电路，分析了 三相异步 电动机在不对称电压下的性能和对电机的危害。

YS Series three-phase asynchronous motor meets related stipulations of IEC standard .

YS系列 三相异步 电动机符合IEC标准的有关规定。

Temperature Protection of Three-phase Motor

三相 电动机的温度保护

Virtual experimental system for parameter determination of three-phase asynchronous motor

三相异步 电动机参数测定虚拟实验系统研究

The Theoretical Research and Simulation of Three-phase AC Motor FOC System Based on DSP

基于DSP的 三相交流 电机的矢量控制系统的理论研究和仿真

Measurement of Electrical Parameters of a Three-phase Motor with Different Ways

不同 制式 三相 电机电参数的测量方法

A steady heat transfer mathematic model is established for a three-phase asynchronous motor by using a finite volume method .

利用有限体积法建立了 三相异步 电机的稳态传热数学模型。

Compared with conventional three-phase motor multiphase motor has the advantages of large power output with low voltage good fault tolerant ability . It is suited for some application areas such as electric ship propulsion electric vehicles and aircrafts .

与传统 三相 电机相比，多相电机具有低压大功率输出、容错能力强等优点，在船舰电力推进、电动汽车、航空航天等领域具有广阔的应用前景。

Three-phase motor is one of broad-spectrum equipments in electrical and mechanical industry . Its driving force is the precondition that driven equipment can work normally .

三相 电机是机电行业中应用最为广泛的设备之一，其正常输出动力是其所驱动设备正常工作的前提。

Through changing the starting method of a test unit for a three-phase motor the constraint relationship between the test unit and the production power load can be solved thus the starting can be done at any time and the energy can be saved .

通过改变 三相 电动机试验机组的启动方式，解决试验机组启动与生产电力负荷之间的制约关系，达到了随时启动的效果，同时节约了电能。

Research and Realization of the Three-phase Stepping Motor Driving Power

三相步进 电机驱动电源的研究与实现

It is shown that six-phase synchronous motor possesses the advantages of lower torque ripple less current harmony against three-phase motor .

最后对比分析了普通 三相同步电动机与六相同步电动机的运行性能，表明了六相同步 机具有转矩脉动小，电流谐波小等优点，从而优于 三相同步 电动机。

Judging Methods of Stator Winding Beginning and Ending of Three-phase Motor Generator auto-grouper system

三相异步 电动机定子绕组首尾端的判别方法自动血液型判定装置

A new generation replacement for AO2 series three-phase asynchronous motor ;

取代了 AO2系列 三像异步 电动机；

The mathematical model of three-phase asynchronous motor in rotating coordinate system is established and PWM technology of space vector is discussed .

建立了 三相异步 电动机在旋转坐标系下的数学模型，论述了空间矢量脉宽调制技术原理。

The utility model discloses an energy consumption braking circuit of a three-phase asynchronous motor which is composed of a three-phase asynchronous motor and a main control contactor .

本实用新型公开了一种 三相异步 电动机能耗制动电路。它由三相异步电动机与主控接触器构成。

The characteristics of electromagnetic calculation for single-phase motor three-phase motor and permanent magnet motor are analyzed . 3 .

分析并说明了单相、 三相、永磁 电机的电磁计算程序的特点。

Suitable for the infrequently starting and stopping of3-55KW three-phase asynchronous motor .

该产品适用于3-55KW 三相异步 电动机不频繁起动和停止用。

The principle of pure digital PWM of the three-phase AC motor is analyzed .

分析了 三相交流 电机全数字脉宽调制的原理。

In the industrial power distribution system simulated and via RS-485 bus the prototype realizes the control of general electric equipments such as the three-phase motor the fan and so on .

样机实现了在模拟工业配电环境中通过RS-485接口控制 三相 电机、风扇等常用电器设备。