电机的

In this paper, working conditions and failure mechanisms of insulating materials in inverter-fed motors were analysed.

分析了变频电机绝缘材料的工作环境和破坏机理，概述了耐电晕绝缘材料的研究及其在变频电机中的应用现状，讨论了我国在该领域存在的问题，提出了今后耐电晕绝缘材料的研究重点。

The method of how to analyze the electromagnetic field of the generator is introduced. And with the help of a kind of FEM software, the parameters of a model machine are calculated and simulated, including the electromagnetic field, no-load voltage, single-side magnetic force, loaded torque and axial force.

其次，对转子带防护罩的高速永磁发电机数学模型进行了推导，介绍了利用有限元法对电机磁场进行分析的方法，并运用有限元软件对一台样机的参数进行了仿真，包括电机磁场分析、空载电压波形、单边磁拉力、负载转矩以及轴向力等方面的内容。

However, the step motor module is the real center of the control system, because only if the step motor drives the piston of the injector the insulin injection can be realized and the other modules are all serving for it.

由于胰岛素的输注最终是由步进电机驱动注射器活塞来实现的，因此，步进电机驱动模块是整个系统的核心，其他所有模块都是为这个核心服务的。

Firstly, through the research on the status of the international industrial transfer, the paper summed up the general rules of the industrial regional transfer, expounded the regional transfer trend of international motor industry, and the comparative advantages that make China an international motor center.

论文首先通过对国际产业转移现状的研究总结出了产业区域转移的一般规律，并分析论述了国际电机产业的区域转移态势及中国发展为国际电机中心的比较优势。

Stepper motor applications in their daily lives are more important in some occasions, the requirements for high accuracy, this paper is to use Intel's 51 series single-chip three-phase stepper motor to control movement.

步进电机在日常生活中应用较多，在某些重要的场合对于其精度的要求很高，本文是利用Intel公司的51系列单片机对三相步进电机运动的控制。

That is, the motor winding capacitance in series with the Deputy, due to the role of the capacitor, so that Kim winding current phase ahead of the main winding current in phase 90 °, in accordance with the basic theory of motor learning: When the space two winding axis position is 90 °, and the flow of two windings of the current phase and poor 90 °, its synthesis must be for the rotating magnetic field, magnetic field, so that motor up and running.

这种电动机就是将电容与副绕组串联，由于电容器的作用，使副相绕组中电流的相位超前于主绕组中电流的相位90°，按照电机学的基本理论：当空间两绕组轴线位置为90°，且流入两绕组中的电流相位又差90°时，其合成磁场必为旋转磁场，从而使电机启动和运转。

This system adopts P89V51RD2 microcontroller as the core, the stepper motor as the drivers which is driven by L298 chip, the rudder to change the veer and the angle sensor to detect the transformation of the teeterboard. The infrared detection module is designed fore-and-aft the car.Via taking count of the pulse infrared photoelectric code board determine the location on the board. Infrared remote control keyboard boot the system into operation, and liquid crystal display information about relevant parameters.

本系统采用P89V51RD2单片机作为控制系统的核心，采用步进电机作为电动车驱动电机，以L298为驱动芯片，配以舵机改变转向，使用角度传感器检测跷跷板的角度变化，在车的前后端设计了红外黑线检测模块保证电动车顺利驶上板以及在板上笔直行驶，红外光电码盘通过脉冲计数确定电动车在板上的位置，红外遥控键盘启动系统开始运行，液晶显示相关参数信息。

With the development of high performance thulium PM materials, microelectronics technology, modern intelligent control technology and power electronics technology, especially high-power semiconductor devices, PM BLDCM has been developed more and more rapidly and applied extensively, which gradually replaced other types of motors in many occasions.

随着高性能稀土永磁材料、微电子技术、现代智能控制技术和电力电子技术特别是大功率半导体器件的发展，永磁无刷直流电机得到了越来越迅速的发展和广泛的应用，在许多场合开始逐步取代其它种类的电机。

This system uses the deuterium lamp as its blazed lamp-house, and makes mechanical turnplate in use of modulating light signal with two frequencies, which is drived by in-phase electromotor with constant velocity. A potomultiplier tube is used to conversion optical signal to electric signal. Using Lock-In Amplifiers to realize magnifying the metrical signal using difference method with two different frequencies. We also analyze its principle of each part of the apparatus and design the realization circuits of each part. The data analysis and the in-phase electromotor control circuits are fulfilled by SCM; the single chip control systems hardware interface and software design are given.

该系统的光路部分使用氘灯作为激发光源，用同步电机恒速驱动的机械盘调制出双频光信号，利用一个光电倍增管进行光电信号转换；信号处理部分采用锁相放大器实现信号双频差分处理，分析了其各组成部分的原理，设计了各部分的具体实现电路；使用单片机进行数据差分处理和电机控制，给出了单片机控制处理系统的硬件接口电路和软件设计。

Two-speed motorized electric motor, two-speed motor spokes also has put on the market, the product of its superior performance, high-quality configuration and improve its services, be sure the market and users.

双速电摩电机，双速辐条电机也先后投放市场，产品以其优越的性能，高品质的配置和完善的服务，得到市场和用户的肯定。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。