The paper introduces the main performance indexes of double speed three phase asynchronous motor used in electric chain hoist and the problems which occor in the test and manufacture process.
本文介绍了电动环链葫芦用三相双速异步电动机的主要性能指标以及在试制过程中遇到的问题。
Milling system : cracker, muller, milling machine, conveyor, hoist , material house, fluidized bed furnace, helix mixing blade, ripe power house, static dust catcher and shaking motor.
制粉系统：由鄂破机、粉碎机、磨机、输送机、提升机、生料仓、沸腾炉、螺旋搅刀、熟粉料仓、静电除尘器及震打电机组成。
A research is conducted on application of dynamic vibration absorber for controlling hoist motor vibration during its rotary speed variation.
针对起重机系统电机变速过程引发的振动问题，应用单个动力减振器进行控制。
Computer generates real time control command to drive motor controls displacement and up-down pendulum Angle of hoist, its precise control is realized through this method.
由计算机产生实时控制指令驱动电机控制吊车位移、上下摆角，实现其精度控制。
The hoist will be driven by a 5,000 kilowatt (kW) synchronous motor powered by ABB's state-of-the-art ACS 6000 drive system to control torque and speed for energy efficient ore haulage.
提升机由ABB公司最先进的ACS600驱动系统提供5000千瓦同步电动机来驱动，控制转矩和速度以提高矿石运输的效率。
Cylindrical rotor motor with high starting moment is applied and its protection standard meets IP54 Specifications. The duty cycles and power frequencies are available for various USES of the hoist.
高起动转矩圆柱转子电机，防护等级IP54，负载持续率及接电次数均能满足用户使用要求。
Then the hoist motor of the stacker crane is controlled successfully by the VVVF speed regulation and the better orientation precision and running speed of stacker crane are expressed in the practice.
通过实际系统的运行和调试，堆垛机的提升控制系统在控制中获得了更高的定位精度和更快的运行速度。
Models are solved by computer. Dynamic response curves of brake release course and pump-motor system secondary hoist course are obtained separately, then the results of digital simulation is analyzed.
利用计算机对模型进行了求解，分别给出了制动器开启过程的动态响应曲线和泵—马达系统二次提升过程的动态响应曲线，并对仿真结果进行了分析。
China's mines are hoist AC Induction Motor Drive, and its electrical control system uses a rotor series, cutting speed resistance , by the relay - contactor control devices constitute a logical.
我国矿井提升绞车大多是采用交流异步电机拖动，其电气控制系统采用转子串、切电阻调速，由继电器-接触器构成逻辑控制装置。
China's mines are hoist AC Induction Motor Drive, and its electrical control system uses a rotor series, cutting speed resistance , by the relay - contactor control devices constitute a logical.
我国矿井提升绞车大多是采用交流异步电机拖动，其电气控制系统采用转子串、切电阻调速，由继电器-接触器构成逻辑控制装置。
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