The ways to improve asynchronous torque during motor starting process are given by analysis the start characteristic.
通过启动特性分析,提出了提高电机启动时异步转矩的办法。
Three-phase motor relies on three-phase supply. It has a high efficiency and can get a high starting torque.
三相电动机以三相电源驱动感应电动机,其效率很高,启动力矩也比较大。
The stripping system adopts stepping motor driving, and the instant starting can produce effect of high torque.
剥皮系统采用步进电机驱动,瞬间启动能产生高扭矩效果。
Therefore, Pulsating torque has very little effect on the starting of motor.
因此脉动转矩对电动机起动影响很小。
The soft start-up process of electronic induction motor is studied in order to avoid the enormous impulsion to its starting stator current and torque brought by direct start.
感应电机采用传统的硬起动会给定子的转矩和电流带来较大冲击,故需研究电机的软起动过程。
It is analyzed the variation of current and torque during induction motor starting process.
分析了异步电动机在起动过程中电流和转矩的变化情况。
Soft-starter can limit the start current and torque of the induction-motor, reduce the influence to the power circuit in the starting process, and prolong electrical equipments' working life.
软启动器可以限制感应电机的起动电流及起动转矩,减少了电机起动过程中对电网的冲击,延长了电气设备和机械结构的使用寿命。
No torque is produced essentially at the beginning of starting d'ARSONVAL type permanent magnet brushless DC motor.
达松伐尔型永磁无刷直流电机本质上无起动转矩。
This method has been used to calculate the speed-torque characteristics of a synchronous motor during asynchronous starting.
文中利用本法计算了同步电动机的异步启动转矩特性。
Furthermore, the good starting performance makes the motor possible to be used in compressors, etc. which call for strict requirements of starting torque.
由于电动机有较好的起动性能,因此也适用于某些对起动转矩有较高要求的机械,压缩机等。
Three typical programs are given, They can be used to compute and draw the armature winding ofd-c motor, the torque speed characteristics and the starting transients of the motor are given.
列举了三个较为典型的解题及绘图程序、即直流电机电枢绕组的机械特性、起动过渡过程的计算与绘制。对每个程序要解决的教学问题及编程的特点作了扼要叙述。
The effects of skewed slot Angle on the starting torque of a single phase asynchronous motor are demonstrated by theoretic analysis and by experiments.
从理论分析和试验两方面论证了斜槽度对单相异步电动机起动转矩的影响。
The lager starting torque; 2. Power capacity is not enough to start a squirrel cage motor;
输电线路容量不足以启动鼠笼型电动机;
But, DC motor has much merit, such as: batter speed performance, bigger starting torque and stronger overload capacity, etc. Therefore, it is applied widely in many industries.
但是直流电动机具有良好的调速性能、较大的起动转矩和过载能力强等许多优点,因此在很多行业中应用。
On starting, this electric motor has high impedance and power factor, low current, and large torque.
电动机起动时阻抗大、电流小、功率因数高、转矩大;
On starting, this electric motor has high impedance and power factor, low current, and large torque.
电动机起动时阻抗大、电流小、功率因数高、转矩大;
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