一种基于直线开关磁阻电机的太阳跟踪系统设计（完整版）实用资料(可以直接使用，可编辑完整版实用资料，欢迎下载）第25卷第2期2021年4月控制理论与应用ControlTheory&ApplicationsApr.2021AsolartrackingsystemdesignbasedonlinearswitchedreluctancemotorNorbertC.CHEUNG1,Shi-WeiZHAO1,Wai-ChuenGAN2,Zhen-GangSUN1,San-ChinKWOK1(1.DepartmentofElectricalEngineering,HongKongPolytechnicUniversity,HonghumKowloonHongKongSAR,China;2.ASMAssemblyAutomationHongKongLtd.,KwaiChungHongKongSAR,ChinaAbstract:Anovelsolartrackingschemewhichadoptsalinearswitchedreluctancemotor(LSRMasitsservoactuator,isproposedinthispaper.Threecontrolschemesaredesignedfordifferentrequirements.Thesolartrackingsystemisdividedintoanelectromagneticsubsystemandamechanicalsubsystem,whicharecorrespondingtotheelectromagneticbehaviorsandthemechanicalmovement,respectively.Thesystemcontrollerhasacascadedstructure,andtwodifferentcontrollersaredesignedforthetwosubsystems.Simulationresultsdemonstratetheeffectivenessofthemodelingandthecontrolscheme.Keywords:linearswitchedreluctancemotor;solartracking;sensorlesscontrol一种基于直线开关磁阻电机的太阳跟踪系统设计张宙1,赵世伟1,简伟铨2,孙振刚1,郭新展1(1.香港理工大学电机工程系,香港特别行政区红勘;2.ASM香港,香港特别行政区荃湾摘要:本文提出了一个采用直线开关磁阻电机作为伺服机构的新颖的太阳跟踪系统.同时也提出了三种控制器配置方案以满足不同需要.按照电磁和机械特性,该太阳跟踪系统可分解为一个电磁子系统和一个机械子系统.整个系统的控制器采用级联控制结构,分别对这两个子系统设计控制器.仿真结果表明了其建模方法和控制器设计的有效性.关键词:直线开关磁阻电机;太阳跟踪;无传感器控制中图分类号:TM615文献标识码:AArticleID:1000−8152(202102−0316−051IntroductionInrenewableenergygeneration,photovoltaic(PVsystemsplayanimportantrolesinceitactsasanalter-nativeapproachtoemploysolarenergyandimprovethesystemreliabilitywithwindpowergeneration.OwingtotherapiddevelopmentofPVcellsandthecontin-uousdropofitsprice,theapplicationofPVsystemsincreasesconstantlyinrecentyears.Inordertoobtainsolarenergyasmuchaspossible,thestudyoftheeffi-ciencyforPVsystemshasattractedmanyresearchers’andengineers’attention.Ingeneral,therearethreemethodstoincreasetheefficiencyofPVsystems[1].Thefirstmethodistoincreasethegenerationefficiencyofsolarcells;thesecondoneisrelatedtotheenergycon-versionsystemincludedmaximumpowerpointtrack-ing(MPPTcontrol