多电动机的

Variable speed system of cycloconverter-fed multiphase synchronous motor is a major area in the development of high-power AC drive system because of its small dimension, large capacity, high torque, high-rate power, wide-range variable speed, low harmonic pollution, and reliable safety. In the low-speed and large-capacity industrial drives, such as rolling mills, winding motors, marine propeller, cement mixer, etc. it will find a wide application in the future.

采用多相同步电动机的交交变频调速系统，具有体积小、容量大、高转矩、高功率比、宽平滑调速区、谐波污染小、安全可靠的特点，是大功率交流调速领域的主要发展方向之一，在轧机，矿山卷扬，船舶推进，水泥球磨机等低速大容量的场合有着广泛的应用前景。

HESHAN HENGFU MICRO MOTOR CO., LTD with "quality is first, customer is the highest, aim that serve the socienty, based on China and orientated to the world" as our purpose, we are always ready to provide our best service to the customers from both at home and abroad, our company is engaged in the developing and trading of the single phased series-wound motor which are widely used in the fields such as vacuum cleaners, tools and automotive products.

鹤山市恒富微型电机有限公司本着"质量第一，服务社会，立足国内，面向国际"之宗旨，竭诚为海内外用户服务，公司专业致力于开发、生产和经营系列化、多品种的电动机，广泛用于家用吸尘器、各类厨房用电器，特别是在吸尘器电机方面，公司拥有专业的设计研发人员及当今最领先的现代化制造设备。

Based on the special characteristics of stepping motor, using direct drive mode, many of the traditional servo system disadvantages can be avoided and it can notably improve the precision of terminal speed and position.

基于步进电动机的特点，采用直接驱动方式，可以消除存在于传统驱动方式中的诸多不利因素，显著提高伺服系统的终端合成速度和定位精度。

Multi-phase PMSM is usually used in situation of high reliability, military and high power transformation, such as circulation water motor in nuclear power station and warship propulsion system etc..

多相永磁同步电动机的应用侧重于军事以及高可靠性、大功率的场合，如：核电站循环水电动机、舰船推进系统等。

This dissertation introduces the history, key technology, current status of nation and internation ,and the importance of MiroSot ; describes function theory and constitutes of MiroSot resumptively firstly ; then introduces machine structure in detail including the characters and choice of electromotor and the design and facture of hull; stresses on control circuit of soccer robot including the choice of control circuit and DSPs, basic circuit of soccer robot and control algorithmic of soccer robot.a new design based on DSPs is made; lucubrate radio communication subsystem including the origin of yawp and controlled method in radio communication finally, and a emitter is made, and hard base has gained to upbuild experiment bed of MAS.

本论文首先简要地介绍了机器人足球比赛的发展历程、所涉及的关键技术和研究意义，概括地描述了MiroSot系统的构成；然后系统地研究了足球机器人机械结构的设计、电动机的选择、壳体的设计等，重点研究了MiroSot足球机器人的控制电路，包括DSPs芯片的选择、足球机器人硬件电路的设计和控制算法的编写，在此基础上研制了基于DSPs的足球机器人；最后深入研究了无线通讯子系统，包括无线通讯干扰噪声的来源及其抑制方法，无线发射器软、硬件的设计和制作，为全面建立多智能体系统实验平台奠定了基础。

In company with technological fast hail unfold,electric power electronics, Microelectronic technique cum modern control theory 'away advancement,Again for transducer station indued with high efficiency performance AND favorable control characteristic,For the moment be on the velocity control middle compare much adopt of alternating current motor.

随着科学技术的迅猛发展，电力电子技术、微电子技术及现代控制理论的不断进步，又因为变频器所具有的高效率性能和良好的控制特性，目前在交流电动机的速度控制中较多采用。

This blowing fan has a hub connected to the rotating shaft of a motor and a number of blades mounted on the outside surface of the hub at fixed intervals to flow air in the centrifugal direction of the fan. Although this fan is produced in a shape of axial fan or diagonal fan by integrally forming the separate turbo blade on the tip or trailing edge of the rotor blade, the blowing noise can be reduced in addition to the increase in the entire wind quantity of the fan by embodying the optimum set angle of the turbo blade.

由连接在电动机的旋转轴上的轮毂和按一定间隔安装在上述轮毂外周面上的多片叶片构成、使空气向风扇的离心方向流动的送风风扇，虽然制作成将另外的涡轮叶片形成在旋转叶片的叶梢或后沿上而与其成为一体的轴流式风扇和斜流式风扇的形式，但通过实现上述涡轮叶片的最合适的设置角度，便使整个风扇的风量增大，同时减小送风噪音。

In this paper is analyzed the necessity to develop and expand the yarn combing production and speed up the upgrade of yarn combed products in China,and detailed the technical features of E7/4、E7/5、E7/6、E62 and E72、E65、E75 model of combers introduced from Rieter,Swissland as well as the analysis of the comber produced by Shanghai General Textile Machinery Manufacturer.

分析了我国发展和扩大精梳生产、加快产品结构调整的必要性，详细介绍了引进较多的瑞士立达公司E7/4、E7/5、E7/6、E62以及E72、E65、E75等机型的技术特征，还对国内上海纺机总厂等制造的精梳机进行了分析，提出了我国发展精梳生产的几点意见，认为精梳技术应向机电一体化、自动化方向发展，采用多电动机同步传动技术，提高配件的材质、加工精度和装配精度，在稳定、可靠的基础上提高速度，才能有效地提高生产效率。

In order to study the speed control performance of multiphase trapezoidal-wave permanent magnet synchronous motor, the mathematical model was established based on the six-phase TPMSM with Y-Y winding shifting 30° electric-degree.

为了研究多相梯形波永磁同步电动机的调速性能，基于Y-Y移30°电角度的六相TPMSM建立数学模型，在Simulink仿真环境下设计了TPMSM的电流型自控频率式调速系统。

HESHAN HENGFU MICRO MOTOR CO., LTD with "quality is first, customer is the highest, aim that serve the socienty, based on China and orientated to the world" as our purpose, we are always ready to provide our best service to the customers from both at home and abroad, our company is engaged in the developing and trading of the single phased series-wound motor which are widely used in the fields such as vacuum cleaners, tools and automotive products.

鹤山市恒富微型电机有限公司本着&质量第一，服务社会，立足国内，面向国际&之宗旨，竭诚为海内外用户服务，公司专业致力于开发、生产和经营系列化、多品种的电动机，广泛用于家用吸尘器、各类厨房用电器，特别是在吸尘器电机方面，公司拥有专业的设计研发人员及当今最领先的现代化制造设备。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。