调速

It comprises an A.C three-phase asynchronous motor, an electromagnetic slip coupling and controller. It is usually used under a constant torque load and is particularly suitable for the use under the load with a decreasing torque such as the centrifugal pump and blower, etc. featuring evident energy-saving efficiency.

它由Y系列三相交流电动机、电磁转差离合器和控制器组成，电磁调速电动机广泛用于恒转矩负载场合，特殊适宜在递减转矩负载中使用，有较明显节电效果。

A distributed VVVF control system for six-phase induction motor was based on power drive building blocks and system integration.

在电力电子系统集成概念的指导下，通过运动控制模块的系统集成来构建六相异步电机的分布式变频调速系统。

Then a 690V/200kW three-level inverter of six-phase SM is developed, and experimental results verify the techniques presented in the paper.

作者利用这些技术设计开发了&690V/ 200kW三电平六相同步电机变频调速装置&，并在该装置上进行大量动态和稳态实验研究，取得良好的运行效果。

This paper presents mainly the reconstruction of controlling system from the single-driver room to the dual-driver rooms based on explosion-proof special chopping regulating speed battery locomotive according to requirement of safe transporting and producing in coal mine.

根据煤矿井下运输安全生产的需要，对防爆特殊型蓄电池式斩波调速电机车进行改造，由单司机室控制改成双司机室控制。

Bulk waste flap, Infinitely travel drive, Patented filter shaker system, Roller brush, pendelnd, Separate accelerator and brake pedal, Side brush, pendelnd, Sweeping mechanism can be deactivated.

浮动式边刷，可调整式主刷，大垃圾挡板，操作计时器，前进/后退档无级调速，吸入风扇切断装置，专利保护过滤器除尘系统，移动式尘箱，驾驶座椅控制机器启动安全装置。

And develop ship speed control by frequency variation system.

有助于推广和发展船舶用变频调速系统。

Governor is operated by a button outside shell.

调速器的速度调节能通过外壳旋钮进行。

The working fundamentals and effects of blower matched governor for mechanized shaft kiln are introduced, and the selection principles of blower are proposed.

介绍了机立窑鼓风机调速装置的工作原理和工作效果。提出了风机的选型原则。

A new kind of frequency-converting timing system of short phase-shifting current mode circuit was introduced in view of the defects of inverse circuit of series-wound diode current mode,which is widely adopted in frequency-converting timing systems.

针对应用较为广泛的串联二极管式电流型逆变电路变频调速系统存在的缺点，提出了一种新型的短路换相式电流型逆变电路。

Switch should match sequence of lighting fixture control.

照明系统通电，灯具回路控制应与照明配电箱及回路的标识一致；开关与灯具控制顺序相对应，风扇的转向及调速开关应正常。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。