电动机

To change the frequency of the motor through transducer and make the motor work with slow speed in order to improve its site accurateness.

可以通过变频器对运行电动机进行变频控制，从而使运行电动机微速运行，提高运行定位的准确性，还可以进行点动操作。

Stepper motor is a pulse will be converted into the corresponding angular displacement of electromagnetic devices, is a special motor.

步进电动机是一种将脉冲信号变换成相应的角位移的电磁装置，是一种特殊的电动机。

So in order to make the oil aspirator motor operate steadily and get more busload, we should distribute the motor in line with the maximum power of oil aspirator.

故为了使拖动抽油机的电动机稳定运行并具有一定的过载能力，需要按抽油机的最大功率来配备电动机。

According to the fundamental of vector control,a digital closed-loop control system of permanent magnet synchronous motor based on dsPIC30F6010 was designed and a model of permanent magnet synchronous motor in the estimation two phase rotating reference frame was introduced and an extended back electromotive force equation was deduced.

根据永磁同步电动机矢量控制的基本原理，设计了一种基于 dsPIC30F6010的无位置传感器永磁同步电动机控制系统，并介绍了在估算两相旋转坐标系下的PMSM模型，推导出了反电势方程的扩展形式。

Its power class mounting dimdnsions and center height of bedplate are all according to IEC standards and series Y(ip44)three phase asyn-chronous motor and its interchangeability and versatility are good.

YVP系列电动机的功率等级与安装尺寸、机座中心高均符合国际IEC标准，其对应关系与Y系列（IP44）三相异步电动机相一致，互换性通用性强。

It determines the sliding time of the motor by measuring the variation of induced voltage on the motor's stator through bleeder circuit and computer measuring system.

它通过分压电路和计算机自动测量系统测量潜油电动机定子上感应的电压变化状况，即可得到电动机滑行时间。

The traditional BLDCM mathematical model establishment in the electric motor two-phase breakover foundations, in fact the neutral point is hanging, inevitable existence three-phase breakover at the same time.

传统的直流无刷电机数学模型建立在电动机两两导通的基础上，而实际上由于电动机中性点悬空，不可避免存在三相同时导通的情况。

The device produces trigger signals by controlling system then acts on valve banks, make them following the given frequency and order breakover, in the mode of spray wave to realize electromotor maximum starting torque and complete safe starting.

该装置通过控制系统产生触发信号，作用于晶闸管阀组，使其按照设定频率及顺序导通，以跳波方式实现电动机转矩最大化，使电动机完成安全起动全过程。

Synchronous Converter ;Generator; Synchronous Generator;Motor;Motor Generator; Synchronous Motor;Hand Generator;None

同步转换器；发电机；同步发电机；电动机；电动机发电机；同步电动机；手摇发电机；无

YZB series crane and metallurgical variable voltage and frequency tree 0phase motor (hereinafter called'the motor').combing the functions ofcrane and pase asynchronous motors and strong points of the variable voltage and frequency technology have advanges of high mechanical strength and overload capacit,wide range of variable and stead operation. the basic technical data of the motor accords withIEC34-1 international standard and GB755 national standards stipulated with performances reached the 90s word level.the motor cam ne ised for a;; lomds of cranes.

YZB系列起重及冶金用变频调速三相异步电动机是将起重及冶金用三相异步电动机的特点与变频调速的优点集与一体，具有过载能力大机械强度高、调速范围宽、运行稳定的特点，其基本技术条件符合IEC34-1国际标准和GB755国家标准规定，电动机各项性能指标同国外九十年代水平相当。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。