To permanent magnetic brushless direct current motors, torque tipple is one of the major problems to be solved.
在永磁无刷直流电机中，转矩脉动是需要解决的主要问题之一。
The features and application scope of different alternating and direct current motors used as the drive device of gear pump were compared.
对比了使用不同类型的交、直流电机作为齿轮泵驱动装置的特点和应用范围。
Brushless direct current motors and have advantages of good adjustment performance, high voltage, high torque, high volumes ratio in high performance drive.
无刷直流电动机在高性能驱动应用中具有良好的调整性能、高电压、高转矩、高体积比以及无电刷的优点。
The trouble diagnosis work is systematic and complex. Based on author's experience, the common trouble shooting method of direct - current motors is discussed and an example is given.
笔者结合工作实践，介绍了直流牵引电机常见故障的诊断和排除方法，以实例剖析了诊断故障的步骤。
An energy feedback control scheme was developed for high speed brushless direct current motors used in flywheel energy storage systems to restrain the pulsating torque and improve the stability.
为抑制飞轮储能系统驱动电机——高转速无刷直流电机能量回馈时的转矩脉动，提高系统的稳定性，提出一种适合高转速飞轮储能单元回馈制动的控制方法。
The current flows into electric motors that drive the wheels.
电流流进电机，驱动轮子。
Purdue University researchers are working with General Motors to build thermoelectric generators, which produce an electric current when there is a temperature difference.
珀杜大学的研究者们正在与通用汽车一道开发一种利用温差产生电流的热能发电机。
Power seat switches located on the seat or door panel control current flow to the seat motors.
电动座椅的开关安装在座椅或车门面板上，用以控制座椅电动机。
Are all soldering related and referenced specifications current and available? For example: IPC, SAE, AIAG, ASTM, General Motors, Honda, Ford, and Chrysler.
是否所有焊接有关的和引用的规范当前可用版本？例如IPC,SAE,AIAG,ASTM，通用汽车，本田，福特和克莱斯勒。
This paper introduces the design and practice of intelligence protection system for the current, voltage and temperature of three-phrase ac motors.
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。
In particular, the generators, transformers, high voltage motors, voltage transformers, switches, CVT, a current transformer and other equipment have an in-depth understanding.
尤其对发电机、变压器、高压电动机、电压互感器、开关、电容式电压互感器、电流互感器等一次设备有深入的了解。
A sensorless control strategy for permanent magnet synchronous motors is presented based on the measurement and observation of stator current, voltage and flux vector.
根据测量和观测的定子电流、电压和磁链，提出了一种永磁同步电动机无传感器控制方案。
Single phase motors are protected against both high operating temperatures and high current by a built in, automatically resetting thermal overload.
在高温、高电流运行的情况下，单相电机都受到一个内置式、自动重置热过载保护装置的保护。
Introduces a new energy-saver for lightly-loaded asynchronous motors, taking current as its sample signal.
现有的异步电动机轻载节能器，大多以电压电流相位差为反馈讯号。
This paper proposes a new method of sensorless vector control for induction motors, in which the motor speed is estimated by both instantaneous reactive power and variation of magnetizing current.
提出了一种异步电机无速度传感器矢量控制的新方法，用瞬时无功功率和励磁电流变化来估计电机转速。
This paper reviews the characteristics and functions of current detectivedevice in the speed regulation system of the switched reluctance motors.
本文介绍了开关磁阻电机调速系统中电流检测器的特点和作用。
DC Motors - DC current to the motor rotation is called DC motor.
直流电动机——用直流电流来转动的电动机叫直流电动机。
Equivalent current method different from symmetrical component method and revolving field method, is used for performance calculation on capacitor single phase motors on this paper.
与传统的对称分量法及旋转磁场法不同，本文用等效电流法对电容运转形式的单相电机进行了性能计算，主要推导出了主、副相电流的计算公式。
Considering the large startup current of induction motors, this paper presents a fuzzy control soft starting system.
对感应电动机起动特性进行了分析，针对其起动电流较大的问题，设计了一种软起动模糊控制器。
AC motor - with AC current to the motor rotation is called AC motors.
交流电动机——用交流电流来转动的电动机叫交流电动机。
As most of the power loads of the existing merchant ships are driven by the alternating current induction motors, it is necessary to study their drag torque mechanical characteristics.
现代民用船舶的大多数动力负载由交流异步电动机驱动，因此，对其负载阻力机械特性的研究很有必要。
The approach, which takes the ratio of the stator voltage to current as the control criterion, improves the efficiency and power factor of asynchronous motors.
仿真计算及实验结果表明该控制方案可以使异步电动机在不同的负载下均呈现出较高的效率，并且兼顾提高功率因数。
In induction motors with solid rotors there exist complex electromagnetic phenomena, such as eddy current, saturation, skin effect, etc.
在实心转子异步电机中，存在着复杂的电磁现象，如涡流现象、饱和现象、集肤效应等。
Considering the large startup current of induction motors, this paper presents a fuzzy Aaptive control soft starting system.
本文针对三相异步电动机起动电流较大的问题，设计了一种软起动模糊自适应控制器。
A calculating method on each power losses and stators voltage and current of asynchronous motors is given, which is operated in reducing stator losses voltage.
给出了一种计算异步电动机降压运行时各损耗功率及定子电流电压的方法。
Electroslag remelting's consumable electrode current is determined by the distance between electrode and slag bath which is determined by the rotate speed of motors driven by electrode.
电渣重熔的自耗电极电流大小取决于电极与渣池的距离，而该距离大小又取决于电极驱动电机的转速。
Compared with other motors, Permanent Magnet Synchronous motor (PMSM) has the advantages of low inertia, high torque-current ratio, low noise, no excitation loss.
永磁同步电机与其它电机相比具有低转动惯量、高转矩电流比、低噪声、无励磁损耗等一系列的优点。
Low heating:As for the low eddy current losses and high efficiency make the low energy consumption, so heating is improved while motors run in high frequency.
产品发热较小一一一在高频运转条件下，因涡流损耗低工作效能较高，能耗小，发热状况得到明显改善；
Low heating:As for the low eddy current losses and high efficiency make the low energy consumption, so heating is improved while motors run in high frequency.
产品发热较小一一一在高频运转条件下，因涡流损耗低工作效能较高，能耗小，发热状况得到明显改善；
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