定子磁场定向的直接转矩控制逐渐被广泛应用于高性能异步电机调速系统。
The stator flux-oriented direct torque control is widely used in high performance motion control of induction motors.
在各种异步电机调速系统中，效率及性能最好的系统是变压变频调速系统。
The best system of efficiency and function are becoming the pressure frequency conversion velocity modulation system in the various asynchronous electrical machinery velocity modulation system.
因此，电机参数的辨识，尤其是在线辨识对于异步电机调速系统具有非常重要的意义。
Therefore, parameter identification of motors, especially in-time identification, has great significance for induction speed regulation system.
所收录的方法涵盖异步电机调速的各种方式，包括VVVF、直接或间接矢量控制、直接转矩控制，甚至软启动。
The methods discussed cover all speed control schemes, including VVVF, direct or indirect vector control, direct torque control and soft start.
介绍了在二极管钳位三电平逆变器异步电机调速系统中如何采用空间矢量调制与直接转矩控制相结合的控制方法。
So this paper focuses on the study of direct torque control of induction motor based on diode-clamped three-level inverter.
与变频异步电机驱动系统和直流电机调速系统相比，开关磁阻电机驱动系统有着广阔的应用前景。
Comparing with frequency converting driving system for asynchronous machine and adjustable speed for DC motor, the driving system has a wide application foreground.
绕线式异步电机采用转子回路串电阻调速广泛应用于我国工矿企业的提升机电控系统。
Wound-rotor induction motors that adjust speed by connecting resistors in series to rotor circuit have been easily found in the electrically controlled systems of shaft hoist.
本文介绍一种脉宽调制型(PWM)逆变器异步电机变频调速系统稳态分析的直接数字计算方法。
A kind of direct numerical calculation method for the steady-state analysis of PWM inverter-fed induction motor drives was presented.
我国矿井提升绞车大多是采用交流异步电机拖动，其电气控制系统采用转子串、切电阻调速，由继电器-接触器构成逻辑控制装置。
China's mines are hoist AC Induction Motor Drive, and its electrical control system uses a rotor series, cutting speed resistance , by the relay - contactor control devices constitute a logical.
实践证明，该方法可以有效地分析变频调速异步电机故障。
It found that the method is able to analyze diagnostic characteristics of the variable frequency speed regulation system with asynchronous motor.
理论分析与实验的结果表明：该方法对异步电机变频调速这一非线性、快速多变、难于建模复杂系统的控制是实用和有效的。
The result of analysis and experiment show that the proposed method can be applied in the AC variable frequency speed control system which is nonlinear, fast changefully and difficult to be modeled.
在直接转矩控制理论的基础上，将矩阵变换器供电异步电机，应用直接转矩控制理论对电机进行调速。
Based on the Direct Torque control, drive the induct motor by Matrix converter, apply the Direct Torque control theory to control induct motor and adjust speed.
本文运用神经网络逆系统这一新的控制策略，对异步电机变频调速系统进行可逆分析与控制试验。
Based on the new ANN (artificial neural network) inverse system control method, the AC variable frequency speed control system is analyzed and experimented.
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。
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.
本文主要研究了一种专门用于交流异步电机控制的数字信号处理器TMS320 LF 2407a，以及它在现代变频调速系统中的应用。
This thesis mainly introduced a new digital signal processor TMS320LF2407A specially used in the asynchronous motor control and its applications in the VVVF system.
以三相异步电动机为研究对象，从电动机调速的实质出发，对异步电机的矢量控制进行了研究。
A three-phase asynchronous motor is taken as a research object. From the crux of a motor speed governing, the vector control of the asynchronous motor is studied.
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。
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.
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.
指出了传统异步电机设计方法在变频调速异步电机设计中存在的局限性。
And point out the limitations of design method of conventional induction motor which is used in the design of inverter-driven induction motor.
指出了传统异步电机设计方法在变频调速异步电机设计中存在的局限性。
And point out the limitations of design method of conventional induction motor which is used in the design of inverter-driven induction motor.
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