In a drive system of power transistor inverter-motor, not only can it be used in fine control of motor current waveform, phase, amplitude and frequency, but can also be used to sense, fault current.
在大功率晶体管逆变器——电动机驱动系统中，它不但可用来对电动机电流的波形、相位、幅值和频率进行精细控制，而且能快速地检测出故障电流。
Words: incoming abnormal abnormal switch, IR motor drive current, low current, resistance increased.
单词：来料异常，切换异常，IR电机驱动电流，电流偏小，阻值增大。
It is also used current balancing treatment technology to realize synchronism operation of twin motor drive.
利用电流平衡处理技术，实现了双电机拖动的同步运行。
This paper proposes an energy saving control mode for current source inverter(CSI) induction motor drive system with the motor driving a constant power load.
本文提出了电流型逆变器-感应电动机变频调速系统中电机驱动恒功率负载时，系统以最大效率运行的节能控制方式。
The breakdown of transmission shaft in the main drive system is due to too high roll torque. Overpower protection mode of motor current does not reflect the true dynamic character of roll torque.
轧制力矩过大是轧机主传动系统传动轴断裂的主要原因，传统的电机电流过载保护方式不能真实反映轧机主传动系统扭矩的动力学特性。
The factors of antenna drive system affecting motor current characteristics are analysed.
分析了天线传动系统影响电机电流特性的因素。
The bipolar two-phase hybrid stepping motor integrated with chip L6217A was mainly used in this drive circuit to realize the ability of current subdivision.
该驱动电路主要应用双极性两相混合式步进电机驱动集成芯片L 6217a，来实现电流细分功能。
S series Linear Shaft Motor is a brushless direct drive tubular linear servomotor consisting of just a magnetic shaft and a moving coil assembly (forcer) which is controlled by the flow of current.
系列的线性轴电机是一款无刷的，直驱动伺服电机，由磁轴和运动线圈组成，运动线圈控制电流量。
Firstly, a whole design project, that a direct current motor and a harmonic drive reducer are used to drive the actuator is determined.
本文首先提出了直流电机驱动、锥齿轮换向及谐波传动减速的系统整体设计方案。
The motor drive system almost all use inverter supply power, which output non-sinusoidal voltage-current and produce non-sinusoidal electromagnetic field.
电机传动系统大都采用变频器供电，输出的是非正弦电压、电流，其在电机中产生非正弦磁场。
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。
Drive power of direct current servo motor is be introduced, all kinds of its technology are analyzed, development is pointed out.
介绍直流伺服电机的驱动电源，分析其各种技术，指出了发展趋势。
The test system has a good dynamic response, real-time display and intelligence, which can reveal the current waveforms in vector controlled induction-motor drive synchronously and precisely.
本测试系统的动态反应性、实时显示效果和智能性都良好，能同步准确的反映感应电机矢量控制的电流波形。
Hysteretic current PWM control is often used in doubly salient permanent magnet motor drive.
双凸极永磁电机的功率控制器通常采用电流滞环斩波控制。
The system consists of 80C196KB/KC single chip microcomputer, 27C64 memory, optical coder and its external decode circuit, motor drive circuit, current - limiting circuit, DC servo motor etc.
本系统由80C196KB／KC单片机、27C64存贮器、光学编码器及外部译码电路、电机驱动电路、限流电路、直流伺服电机等组成。
The trigger PCB consists of two parts, first (upper half of the schematic) the trigger and constant-current LED drive and second (lower half) the PWM motor current controller.
触发电路板由两部分组成，第一（上半部分示意图）的触发和恒定电流LED驱动器和第二届（下半部分）的PWM电动机电流控制器。
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。
When designing the step motor drive circuit of 5 phase 10 pat, 89c2051 is adopted as the Loop allotter. The VMOS is adopted in power elements. It is designed as chopper-type constant current circuit.
设计五相十拍步进电动机驱动电路时选择了89c 2051作为环形分配器，而功率器件选用电压型的VMOS管。
The performance of electrically excited synchronous motor(ESM) drive is directly influenced by the rotor excitation current control strategy of ESM.
目前电励磁同步电机直接转矩控制研究在中国还是一个空白，其转子上存在阻尼绕组，必然对电机的动态行为产生影响。
The present invention relates to phase current sampling and regulating apparatus and methods, and electric motor drive systems.
本发明涉及相电流采样和调节装置和方法以及电动机驱动系统。
The design principle and specific process of the pulse width servo amplifier is introduced, which is used to drive direct current motor to work.
介绍一种脉冲调宽型伺服放大器的设计原理及具体过程。
The utility model relates to a new spindle which is an electric spindle. The electric spindle adopts a direct current brushless motor with a special structure to directly drive a spindle rod.
一种新型锭子——电锭，采用特殊结构的直流无刷电动机直接传动锭杆。
The utility model relates to a new spindle which is an electric spindle. The electric spindle adopts a direct current brushless motor with a special structure to directly drive a spindle rod.
一种新型锭子——电锭，采用特殊结构的直流无刷电动机直接传动锭杆。
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