It analyzes and compares the direct current motor drive system and AC motor drive system and includes the theory of motor running, at last we bring forward some solutions to control the torque.
对直流电机驱动系统和交流电机驱动系统进行了分析对比，并根据电机运行原理，提出了几种转距控制方案。
Electrical synchronization is used in ac drive, often with a balanced motor shaft system to achieve electrical synchronization.
电气同步是在交流传动中，常用带有均衡电动机的电轴系统来实现电气同步。
Adopting ac servo motor as a drive device, can and dc servo motor as a high precision, high performance and a half closed loop or closed loop control system.
采用交流伺服电机作为驱动器件，可以和直流伺服电机一样构成高精度，高性能的半闭环或闭环控制系统。
Using the method of Differential Geometry, the decoupling control and complete linearization of the induction motor are realized, so a new control method for AC drive system is obtained.
本文采用非线性系统的微分几何方法实现交流异步电动机的解耦控制和完全线性化，为交流传动系统提出了一种新的控制方法。
A novel Twin Inverter-Motor reciprocal power-fed AC drive experiment system is introduced in this paper.
介绍了一种新型的“双逆变器-电机”能量互馈式交流传动试验系统。
The paper presented the vector controlled drive system of AC induction motor.
研究了一种高性能全数字交流感应电机矢量控制驱动系统。
The feed drive system of a precision cold ring rolling mill adopts AC servo motor and mechanical transmission, rather than conventional electro-hydraulic actuator.
采用交流伺服电机和机械驱动进给系统的冷轧环机，其进给伺服控制系统的设计需要一个新的工艺动力学模型。
The AC Servo-System drive is used instead of the traditional CAM driving mode to keep the synchronization of the pin-roller motor.
采用交流伺服驱动代替传统的机械式的凸轮传动机构，实现针辊电机与主电机的同步驱动。
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.
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。
The AC Servo-System drive is used instead of the traditional CAM driving mode in order to realize pin-roller motor keep synchronization with the other motor.
采用交流伺服驱动代替传统的机械式的凸轮传动机构，实现针辊电机与其他电机的同步驱动。
Its software is designed to calculate the running parameters of the AC drive system, including transformer, quadrant rectifier, DC circuit, inverter, AC motor and train load.
系统采用软件方式实时计算交流传动系统的运行参数，包括变压器、四象限整流器、直流中间回路、逆变器、电机及负载。
It's an task for Chinese researchers and industries in Motor control fields to improve the theory research level of speed sensor-less AC drive control system and industrialize it quickly.
提高无速度传感器交流调速系统方面的理论研究水平并尽快实现产业化，成为摆在我国电机领域学者和业界面前的一个课题。
Based on the principle of the direct torque control, the novel identification method of induction motor speed using neural network in a speed-less sensor AC drive system was presented.
根据异步电动机直接转矩控制原理，提出了采用人工神经元网络速度辨识方法去实现无速度传感器的交流调速控制系统。
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。
The tendency of Motor Drive System in Electric Vehicle is introduced. The structure, controller and vector control method of AC Induction Motor Drive System in Electric Vehicle are discussed.
介绍了电动汽车电机驱动系统的发展趋势，阐述了电动汽车交流感应电机驱动系统的结构、控制器以及矢量控制方法。
Machine tool feed system is usually driven by ac servo motor ball screw feed drive to achieve, to simplify the structure.
机床的进给系统通常是通过交流伺服电机驱动的驱动滚珠丝杠饲料，简化结构，实现。
A new design method of speed sensor less direct self control AC induction motor drive system is presented.
提出了一种基于直接转矩控制理论的无速度传感器交流调速系统的设计方法。
Then the drive system of the fin stabilizer is analyzed. To give a control policy which AC motor is controlled by applying electric current loop, speed loop, position loop in this system.
然后对转鳍驱动系统进行了分析，确定了在系统中使用电流环、速度环、位置环的交流电动机控制策略。
The experiment test system which based on the twin inverter-motor reciprocal power-fed test rig is one of the most advanved and poplur test methods of AC drive.
本文研究的试验系统以能量互馈式交流传动试验系统为工作原理，包括牵引试验系统以及辅助试验系统。
The experiment test system which based on the twin inverter-motor reciprocal power-fed test rig is one of the most advanved and poplur test methods of AC drive.
本文研究的试验系统以能量互馈式交流传动试验系统为工作原理，包括牵引试验系统以及辅助试验系统。
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