无刷直流电动机的设计

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1、成人高等教育毕业设计（论文）题目：无刷直流电动机的设计学生姓名：程旺函授站点：长治学号：043152000专业名称：交通工程学习层次：本科学习形式：函授指导教师：×××审核签字：××二○一一年五月摘要无刷直流电动机是近年迅速兴起的一种新型电机，它广泛应用与工业，农业，以及军事等领域。无刷直流电动机既保持了直流电动机良好的调速控制特性，又消除了电刷和换向器的机械接触。本文是对无刷直流电动机做出深入的剖析与设计。无刷直流电动机是一种具有高效率、低磨损、低噪声的新型直流电机机种.本设计在介绍无刷直流电动机设计中，

2、关于相数、极数、槽数及绕组连接方式的选择方法和应遵从的规律.而且针对小功率直流电动机结构特点和工作性能，在电枢反应理论基础上设计出功率为120w的无刷直流电动机，并对霍尔位置传感器和无刷电动机的控制及驱动做了详细的分析。【关键词】设计无刷直流电动机霍尔位置传感器ABSTRACTBrushlessDCmotorisrapidlydevelopmentnewmotorintherecently,anditwidelyusedinindustry、agricultureandinthearmy.Thebetter

3、governingspeedcharacteristiciskeptandthemechanicaltouchbetweenbrushesandcommutatorisremovedaswellinbrushlessDCMotors.ThispaperintendstomakeabetterontheDesignofBrushlessDCmotor.TheDCmotorwithoutcoalbrushlessisinanewstyle,withhigherworkrate.Lesswearandlowern

4、oise.Thispaperpresentsthemethodofselectingphase,slotnumberandwindingconnectiontypeandintroducesthelawsthatshouldbeobeyinthedesignofbrushlessDCmotor.AlsobasedonintroducingthestructureofalightpowerDCmotor,a120wlightpowerDCmotorisdesignaccordingtothetheory.No

5、tonlymakealotofanalyzedabouttheHallpositionsensorinthispaper.butalsothebrushlessDC’scontrolsandthedriving-methodsforbrushlessDC.【Keywords】designbrushlessDCmotorHallpositionsensor目录引言··········································································

6、······································第一章绪论·································································································1第二章无刷直流电动机的结构和原理······································2.1无刷直流电动机的结构················································

7、········62.2无刷直流电动机的确原理································································7第三章无刷直流电动机的换流···················第四章无刷直流电动机的电子线路···················第五章磁路计算···················参考文献·························································致谢·············

8、················································引言无刷直流电动机是近年来随着电子技术的迅速发展而发展起来的一种新型直流电动机，它是现代工业设备、现代科学技术和军事装备中重要的机电元件之一。无刷直流电动机是以法拉第的电磁感应定律为基础，而又以新兴的电子技术、数字技术和各种物理原理为后盾，因此它具有很强的生命力。随着国民经济的发展、科学技术的进步和人民生活永平的提高。