He had a three-brush motor, with dynamic brake and intermittent on one speed only—his system was a concatenation of a lot of different ideas.
迪肯说，“他有一个三刷马达，配有动态制动和以均速间歇——他的系统将不同想法综合串联在了一起。
Three group of servo motor finish the function of precise counting, stacking and transfering out while high speed running.
由三组伺服电机共同构成高速运行下精确计数堆积输出功能。
A cascade speed control system mainly consists of a wound asynchronous motor, a three-phase rectifier and a three-phase thyristor (?) inverter.
串级调速系统的主要组成部分是线绕式异步电动机，三相桥式整流器和三相可控硅逆变器。
Using the technique of frequency conversion in three-phase motor, it is convenient to simulate vehicles engine in differ rotate speed.
利用变频技术对三相异步电动机进行变频调速，方便地模拟了车辆发动机不同转速。
The paper introduces the main performance indexes of double speed three phase asynchronous motor used in electric chain hoist and the problems which occor in the test and manufacture process.
本文介绍了电动环链葫芦用三相双速异步电动机的主要性能指标以及在试制过程中遇到的问题。
The experiment method on sensorless speed estimation in DC motor and three special cases of DC motor with different number of poles and different number of commutator bars were presented.
介绍了直流电动机无传感器测速的实验方法，并选取了三台不同结构的直流电动机进行实验。
Three typical programs are given, They can be used to compute and draw the armature winding ofd-c motor, the torque speed characteristics and the starting transients of the motor are given.
列举了三个较为典型的解题及绘图程序、即直流电机电枢绕组的机械特性、起动过渡过程的计算与绘制。对每个程序要解决的教学问题及编程的特点作了扼要叙述。
The variable frequency variable speed system of three-phase asynchronous motor based on DSP has been researched in this paper.
本文研究一种基于数字信号处理器（DSP）的三相异步电动机变频调速系统。
Flexible control, the motor adjust air flow can be single period of speed , three or five periods of speed. It is also enclosed operation, abnormal indicator and abnormal dry contact for control.
灵活的控制方式，可作单段速、三段调速、五段调速或无级调速调节风量并附运转/异常指示灯/异常干接点，便于监控；
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。
On the control algorithm, using flux estimation algorithm for motor speed sensorless control, low speed startup strategy of three stage for motor start.
在控制算法上，采用了磁链估计算法实现电机无传感器控制、三段式低速启动策略启动电机。
The high-precision three-phase motor of HB Cutter, is not only high-precision , high-speed, stable-performance, but also capable of producing top-quality drawings.
采用高精度三相电机，不但精度高、速度快、性能稳定，而且绘图效果一流；
This paper designed and trained a three-layer fee dforward neural network to estimate the actual rotor flux and unit vector ford irect vector controlled induction motor speed drive.
针对直接矢量控制感应电机感应电机调速系统 ，设计和训练一个三层前馈神经网络以估计系统的实际转子磁链和单位矢量 ，并由此构成系统的闭环控制。
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。
The three-phase AC self-regulating speed motor do not use high-power electron device, has non exterior additional speed-regulating equipment and does not bring pollution.
三相交流自调速电动机不使用大功率电子器件，也没有外部附加的调速设备，不产生污染电网的谐波。
The three-phase AC self-regulating speed motor do not use high-power electron device, has non exterior additional speed-regulating equipment and does not bring pollution.
三相交流自调速电动机不使用大功率电子器件，也没有外部附加的调速设备，不产生污染电网的谐波。
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