介绍了三相交流力矩调节器的应用。
An application of three phase torque controller is introduced in this paper.
大型电动机应当使用三相交流电。
这是三相交流异步电动机矢量控制程序。
This is the three-phase AC induction motor vector control procedures.
分析了三相交流电机全数字脉宽调制的原理。
The principle of pure digital PWM of the three-phase AC motor is analyzed.
为大功率三相交流电机的无触点控制提供一种方法。
It provides a method for the untouched switch Control for three - phase alternating current motor.
本实用新型名称为三相交流电动机液态软起动调速装置。
The utility model relates to a liquid soft starting and speed governor of AC motor, belonging to the dragging and controlling filed of motor.
改进型不配整流变压器，将三相交流电源直接由桥式整流获得直流电压。
The modified types will not be equipped with commutation transformer and the three-phase alternating current power supply directly acquires DC voltage through bridge type rectifier.
该芯片具有六个驱动通道，能够驱动直流电机、步进电机和三相交流电机。
The chip has six channels, it can driver Actuator motor, sled motor and 3 phases motor driver.
三相交流电弧炉电极升降控制系统是一个复杂的非线性多变量耦合控制系统。
3-phase ac arc furnace electrode up-down control system is a complex multiple variable coupling control system.
文章所介绍的测量方法适用于采用Y形接法的各种电机三相交流电参数测试。
The method presented in this paper is suitable for measurements of AC parameters of all motors that in Y mode connections.
三相交流电压检测，过压、欠压、缺相、停电告警，全自动双路交流前换功能；
Voltage detect of three phase AC, the warning of over-voltage, under-voltage, lost phase and power failure, two-way AC circuits switch full-automatically.
利用交流液压系统结构简单和传动同步特性，设计出三相交流液压系统实验样机。
The experimental prototype of the three phase alternative hydraulic system was designed using the simple structure and transmission synchronization characteristics of the alternative hydraulic system.
介绍了一个主要由峰值检波器和脉冲宽度鉴别器构成的三相交流电源缺相保护电路。
This paper introduces a kind of electric circuit which mainly consists of a peak detector and a pulse-width discriminator for protecting the three-phase alternating-current supply with loses a phase.
本系列发电机适用于乡村、城镇、工地、山区及牧区等照明及动力的三相交流电源。
The generators are to be user in town, the countryside, workersites, mountain districts and pasture lands as a electric power source for lighting purpose.
介绍了一种用于制盐业三相交流电机的电流、电压和温度的智能保护系统的设计与实现。
This paper introduces the design and practice of intelligence protection system for the current, voltage and temperature of three-phrase ac motors.
使用最新的三相交流异步电动机和锂电池技术，同时提供电源的近地天体是经济和绿色。
Using the latest 3-phase AC induction motor and lithium battery tech, the NEOS provides power while being economical and green.
钻机可根据用户要求选装三相交流发电机组，为施工现场夜间照明或焊接维修提供方便；
We can set up the spare electric engine and clutch implement according to client's requirement, so that the rig can work with diesel engine or electric engine.
其中电器类产品有液晶显示计时计数器、平层感应器、断相错相三相交流保护继电器等等。
Electrical products which have LCD time counter, Layer sensor, Three-phase AC fault protection relay and so on.
简要叙述了三相交流晶闸管智能模块(ITPM)的性能特点、应用情况以及速调管的负载特性。
The characteristic and application conditions of three-phase ac intelligent thyristor power module (ITPM) and load characteristic of klystron are presented.
为避开三相交流异步电动机和变频器的数学模型，利用飞升曲线法简单近似确定各环节的数学模型。
For avoiding the math models of three-phase AC electromotor and frequency inverter, adopt the simple similarity of ascending curve method to ensure the math models of every loop.
通过对三相交流电压的测试试验，验证了该系统的可靠性，可为国产电源系统的设计定型提供依据。
The test on three phase alternating voltage has shown that this system has good reliable performances and can afford evidence for finalizing the design of power supply system made in our country.
论文首先对三相交流调压电路及基于三相调压电路的三相交流异步电动机的软起动方法进行了分析。
The three phases voltage regulator circuits and three phases asynchronous motor soft starter method based on three phases voltage regulator circuits is analyzed at first.
本文阐述了对三相交流电动机故障的一种检测方法，并介绍了该检测方法的实验分析及现场应用情况。
This paper states a detecting method for defect of three-phase current motor and it also introduces the experimental analysis result and practice utilization condition of this detecting method.
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.
此类继电器能够增加系统安全性，并对三相交流接地电阻或接地配电系统进行可靠的低级接地故障检测。
They provide system security and immediate reliable low level ground fault detection on three-phase AC resistance grounded or grounded electrical distribution systems.
经实验和实际应用证明，TMS320F 240功能很强，运算速度很快，适用于三相交流电机的控制。
Through experiments and practical operation, it is proved that TMS320F240 is powerful and features high speed operation, it is suitable for controlling 3 phase ac motors.
设计开发一种工业用三相交流电参数仪，能够测得三相交流电各相的电压、电流、功率、功率因子等参数；
A three-phase alternating current parameters instrument to be used in industry is designed. It can measure the voltages, currents, power factors of each phase of three-phase alternating current.
介绍iec三相交流系统短路电流计算方法的重点和短路电流热效应计算，并用例题介绍其具体使用情况。
The key points of the iec method for calculating the short circuit current and its heat effect of a three-phase current system are described and elucidated specifically by examples.
一种大功率手摇三相交流发电机，其包括一手把、一手把固定板、一从动齿轮、一压装齿轮、一发电机箱体。
A high-power hand-operated three-phase AC generator includes a handle, a handle fixed plate, a driven gear, a press mounting gear, and a generator box body.
一种大功率手摇三相交流发电机，其包括一手把、一手把固定板、一从动齿轮、一压装齿轮、一发电机箱体。
A high-power hand-operated three-phase AC generator includes a handle, a handle fixed plate, a driven gear, a press mounting gear, and a generator box body.
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