电动机

This paper starts with the analysis of power loss of Asynchronous Motors, discusses the performance characteristics, energy-saving theory, energy-saving effects, anti-EMI of protectors and other problems that should be noticed when three-phase Asynchronous Motor switches from △ connection to Y connection.

本文从分析异步电动机的功率损失入手，阐述了三相异步电动机Δ-Y切换降压运行的工作特性、节能原理、节电效果、节能保护器应采取的抗干扰措施以及其它应注意的问题。

The Y series motors are for general use and can be installed to drive various mechanical equipments without special requirements of performance such as metal cutting machine tools; air-blowers water pumps, stirrers, and farm machinery.

Y系列电动机为一般用途的电动机，适用于驱动无特殊性能要求的各种机械设备，如金属切削机床、鼓风机、水泵、搅拌机、农业机械等。

Through theoretical analysis and calculation current change relations of three common open-phase of a three-phase asynchonous motor are derived in the paper and discusses protective action of bimetallic trip thermorelay in open-phase running of three-phase asynchronous motor according to its basis.

通过理论分析和计算，推导出了三相异步电动机三种常见断相形式的电流变化关系，并以此为依据对双金属片式热继电器在三相异步电动机的断相运行中的保护作用给予评述。

The pedrails moving system are chosen as the moving mechanical of the climbing robot for pressure vessel.

本文设计的压力容器检测爬壁机器人采用履带式移动机构，双履带构成爬壁机器人的基本框架；采用永磁吸附方式，将永磁片贴在履带的外表面，可提供足够大的吸附力，结构简单；采用前轮驱动，两个驱动轮分别由电机驱动，当两电动机转速一致时，机器人沿直线行走，当两电动机差速时，可实现爬壁机器人整体转弯。

Magnet, which can offer adsorbability enough to keep the robot working on the vertical walls, is kept close to the outside surface of the pedrails. Front-wheel driving is adopted as the driving system and the two front-wheel are drived by two elctromotors, respectively. When the two motors are running with the same direction, the robot walks straightly. When the two motors are running with the contrary velocity, the robot can swerve.

本文设计的压力容器检测爬壁机器人采用履带式移动机构，双履带构成爬壁机器人的基本框架；采用永磁吸附方式，将永磁片贴在履带的外表面，可提供足够大的吸附力，结构简单；采用前轮驱动，两个驱动轮分别由电机驱动，当两电动机转速一致时，机器人沿直线行走，当两电动机差速时，可实现爬壁机器人整体转弯。

The company has over 20 series and over 300 specifications of products including 3-phase asynchronous motor, 1-phase asynchronous motor, grinding wheel machine, grinding plate machine, wire saw, tape saw, woodworking machine, etc.

主要生产三相异步电动机、单相异步电动机以及砂轮机、砂盘机、线锯机、带锯机、木工车等20多个系列、300多个规格的电动工具产品，年生产能力100万台，出口创汇2000万美元，是全国重点出口骨干企业。

As the motor of direct current had good characteristic of adjusting the speed, the numerical control lathe system adopted the servo motor of direct current in the past.

由于直流电动机具有良好的调速特性，以往数控机床系统均采用直流伺服电动机。

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。

Assembled Shifeng "FuXing"six-wheel farming chassis.24 horse power steam plus cycle used single vat diesel engine and 11KW electric motor as motor power;this type can use both diesel engine and motor to operate the machine.

使用时风&福星&六轮农用车底盘，装配24马力蒸循两用单缸柴油机和11KW电动机做动力，可分别使用柴油机和电动机作业。

FGS100L-4 three phase cage induction motor is completely enclosed and self-cooled.

本型电动机是封闭式自冷式鼠笼型三相异步电动机。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。