卧龙磁浮试验线驱动电机及其变频控制系统设计

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1、浙江大学电气工程学院硕士学位论文卧龙磁浮试验线驱动电机及其变频控制系统设计姓名：王坤申请学位级别：硕士专业：电机与电器指导教师：叶云岳20080101浙江火学硕士学位论文AbstractWithfastandcontinuousdevelopmentofeconomyinChina，itwillarisealotofdemandforfasttransportationinthecomingseveraldecades．Maglevtransportationsystemhasmanyadvantagessuchashighspeed，quickstart，lowenerg

2、y．use，littleenvironmentaffectandSOon．Nowitattractsresearchers’interestathomeandabroad．Chinawithavastterritoryandalargepopulation，hasapotentiallong．distancepassengertransportmarket．Itprovidesthehigh-speedmaglevtransportationsystemadevelopmentalspace．TheSuccessofmaglevtrainsysteminShanghaile

3、tChinesepeopleexperienceitshighspeedandcomfortcomparingtorailwaysystemandwebelieveithasapromisingfutureinChina．Atthesametime，thelocalizationofmaglevtrainsystemisofgreatimportancetoourChineseresearchers．ThisprojectissponsoredbyZhejiangWolongholdingcompanyandaccomplishedbycollegeofelectrical

4、engineerignofZhejiangUniversity．BasedontheShanghaiMaglevDemonstrationLine，thepaperisfocusedonthetrationpowersupplysystem．Tractiontechnologyisakeytechnologyinthemaglevtransportationsystem．Itpowersmaglevtrainsystem．Basedontheproject，thethesisanalysesthemotormagneticfieldwithFEM(finiteelement

5、method)anddesignthecontrolsystemforthemaglevtrain．Thecentralresearchworksarebelow：(1)Doadeepresearchonlong-statorlinearsynchronousmotorforWolongmaglevexperimentalline．AnalysesthemotormagneticfieldwithFEM．(2)Illustratebasicprinciplesofuniversalinverter，introducedebuggingmethodsandprocedures

6、ofitsmainparametersandlistproblemsfrequentlymetduringdebuggingandthesolutionsf．ortheproblemsarealsogiven．Finally，allexampleisgiventohelpunderstandtheuseofuniversalinverter．(3)Thedesignoftractionpowersupplysystemformaglevtrain．AlsoasinglemasterPROFIBUScommunicationsystemisalSOdesignedtomake

7、upautomationsystem．Keywords：maglevtransportationsystem，tractionpowersupplysystem，long—statorlinearsynchronousmotor,Finiteelementanalysis，PROFIBUScommunicationsystemII浙江大学硕士学位论文第一章绪论1．1课题的背景及意义我国幅员辽阔，人口众多，经济正处起飞阶段，交通问题十分紧迫。随着我国经济的持续快速发展和城镇化进程的加快，中长距离的客运市场潜力巨大，发