提出了一种全数字式的三相异步电机矢量控制系统。
An all-digital vector control system of three-phase induction motor is presented.
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。
A steady heat transfer mathematic model is established for a three-phase asynchronous motor by using a finite volume method.
并以双向可控硅控制的三相异步电机为例，进行了具体计算。
As an example, calculations are made for the three phase induction motor controlled by the bidirectional triode thyristor.
Y 2系列电机是广泛应用的全封闭，鼠笼型三相异步电机，为铝质外壳。
Series Y2 three-phase induction motor is defined as totally closed, squirrel cage motors with aluminum frame.
当然也可以配直流电机、单相电机、同步电机及各类三相异步电机等动力源。
Of course, can also be equipped with DC motor, single-phase motor, synchronous motor and all kinds of three-phase asynchronous motor and other power sources.
本文从理论和实践方面探讨了矿用三相异步电机功率测量装置的设计及研制原理。
In this paper, principle of design and study of three-phase induction motor power measuring device is discussed in theory and practice.
并深入研究了几种改进的遗传算法在空调压缩机用三相异步电机优化设计中的应用。
What's more, the research is done focusing on the performance of improved Genetic Algorithms being applied to the design program.
该系统既可以对普通三相异步电机也可以对变频电机和同步永磁电机进行自动测试。
Common Three-coil Motor, Frequency Motor, Synchronal Perpetuation Magnetism Motor can be tested by this system.
FA系列为单相电容运转电机轴流式排气风扇，FTA为三相异步电机轴流式排气电扇。
FA series is a single-phase capacitor-start motor axial-flow type exhaust fan. FTA is a three-phase asynchronous motor axial-flow exhaust fan.
YYFA系列为耐高温单相电容运转电机轴流式排气风扇，YS为三相异步电机轴流式排气电扇。
YYFA series high-temperature single-phase capacitor running motor axial exhaust fan, YS three-phase asynchronous motor axial-flow exhaust fan.
针对三相异步电机矢量控制系统的要求，根据在静止坐标系统中异步电机的数学模型，进行了系统仿真。
The thesis introduces a three phase AC motor's mathematical model in static reference frame and a simulation system for AC motors to develop a vector control inverter system.
本文设计了以TMS320F 240DSP为控制核心、三相异步电机为研究对象的直接转矩控制系统。
A DTC controlled asynchronous motor drive system that USES TMS320F240 DSP as its core is designed in this paper.
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.
本文从理论和实践方面探讨了矿用三相异步电机功率测量装置的设计及研制原理。并用实际测试单元电路实现。
In this paper, principle of design and study of three-phase induction motor power measuring device is discussed in theory and practice. And practical measuring unit circuit is used in the device.
针对异步电动机直接转矩控制系统，基于三相异步电机方程提出一种新型的采用人工神经网络辨识电机转速的方法。
The paper presents a novel speed identification scheme based on the BP Neural Network for the DTC motor drive 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.
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.
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