AC asynchronous motor is a complex, nonlinear, multi-variable, strong coupling controlled object.
交流异步电机是一个复杂的、非线性的、多变量、强耦合的控制对象。
Ac asynchronous motor closed circuit vector's control system with former microprocessor is characterized by low speed and inaccuracy.
传统的微处理器对交流异步电机矢量控制，存在着速度和精度的缺陷。
This paper introduces a new method of the mining electric locomotive, which is droved by AC asynchronous motor, speed-control system.
提出了一种新的由交流异步电动机拖动的矿井电机车调速系统。
As a high performance ac asynchronous motor drive system, accurate torque and position control is necessary for high-speed motorized spindle.
作为一种高性能异步电动机传动，精确的转矩转速和位置控制对于高速电主轴来说是必需的。
In the field of electric driving, the adjustable speed control of AC asynchronous motor by inverter was a hot spot because of its energy saving function.
由于异步电机交流变频调速有着明显的节能功效，以及可以实现连续调速等诸多优点，已成为电气传动领域的研究热点之一。
Because the AC asynchronous motor 'synchronous speed is determined by the frequency, we can control the AC asynchronous motor' speed by changing the supply power's frequency.
交流变频调速系统是利用异步交流电动机的同步转速随频率变化的特性，通过改变电机的供电频率而进行调速。
In the field of modern power driving, the adjustable speed control of AC asynchronous motor by inverter is a hot spot because of its notable energy saving function and continuous variable speed.
现代电力传动领域中，交流异步电机变频调速具有显著的节能效果，并且可以实现无级调速，已成为当前电力传动领域研究的热点之一。
The paper thoroughly introduces the ac-ac frequency converter in driving system of asynchronous motor for underground coal mine explosion-proof winder.
本文对一种用于煤矿井下防爆绞车驱动的交交变频器——鼠笼式异步电机传动系统做了全面的介绍。
The broad application of AC three - phase asynchronous motor has put higher requirements to the starting of motors.
交流三相异步电动机的广泛使用，对电动机的启动提出了越来越高的要求。
The generation of the residual voltage for asynchronous motor after AC Dump (RVACD) is analyzed, it establishes the simulation calculation model and carries out simulation calculation.
对异步电动机失电残余电压的产生进行分析，建立了异步电动机失电残余电压仿真计算模型，并进行仿真计算。
Able to directly control AC 50Hz, 380V asynchronous motor with the protection of overload, phase-failure and voltage-absent.
可控制交流50Hz，380V，三相异步电动机的直接起动停止，并具有过载和断相及失压保护。
For three-phase asynchronous motor AC speed-adjustment system, this paper lays a strong emphasis on study of asynchronous motor AC speed-adjustment system consisted of dual-PWM converters.
针对三相异步电机交流调速系统，重点对由双端PW M变流器组成的异步电机的交流调速系统进行了研究。
For three-phase asynchronous motor AC speed-adjustment system, this paper lays a strong emphasis on study of asynchronous motor AC speed-adjustment system consisted of dual-PWM converters.
针对三相异步电机交流调速系统，重点对由双端PW M变流器组成的异步电机的交流调速系统进行了研究。
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