无极调速

基于灰色聚类的直流电机无极调速的机床主传动系统优化设计

Optimal Design of Direct Current Motor Stepless Speed Regulating System of Main Transmission in Machine-tool Based on the Grey Classification

交流感应电机无极调速，无电刷、无火花、长寿命。

AC induction motor will govern speed stepless , no brush 、 no spark and long life .

搅拌PWM无极调速，速度菜单选择。

Stepless-speed mixing PWM , select from menu .

交流盘式异步无极调速电机的研制

Development of AC Disc Type Asynchronous Poleless Speed - adjusting Motor

本机拥有正向、反向无极调速旋转。

The machine has forward and reverse rotation speed Promise .

无极调速，根据员工熟练程度控制速度。

Infinitely adjustable-speed , control the speed according to the lkillful degree of the staff .

无极调速调整张力。采用气涨轴收卷（或选用气动式收卷），收卷松紧度可调。

Adopts air swelling shaft to furl roll ( or to use pneumatic style to furl roll ), the tension of furling roll can be adjusted .

该电机适用于多种需要调速并恒力的矩的应用场合，可无极调速，可在低速保持输出力矩。

The electromotor is suitable top apply for the sites with multiple requirements on speed regulations and constant moments , it maybe adjusted freely and output moments with keeping low speeds .

在对转推进器中应用直接推进的双转式永磁无刷直流电动机不但能消除齿轮等机械部件的复杂性，而且还使得推进系统的无极调速成为了可能。

Applying direct-thrust double-rotor motor in opposite-direction thrusters can not only avoid the complexity of mechanical parts but also make it easy to control the speed of the thruster .