光伏微电网系统控制器的-研究

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1、ABSTACTIPMdriveandprotectioncircuitdesignofthehardwareanddeterminedthevaluesoftheinductanceandcapacitanceparametersbasedondesigningprinciplesofmaincircuits.Thecontrolsystemsoftwarehasbeendesigned.Basedonthehierarchicalthinking,softwareprogramcanbedividedintot

2、hreebasiclevels,mastercontrollayer,algorithmlayerandtheinterfacelayeraccordingtothefunctionsandtasks.Finally,inSimulinkthesimulationmodelofthePVinverterandnetworkoperation,off-gridsimulationmodelandrun/offswitchnetworksimulationhasbeenbuiltandbeentested.Thesi

3、mulationresultsobtainedvariousoperatingstatesofthephotovoltaicinverteroperatingunderdifferentconditions.Throughtheanalysisofitsoperatingcharacteristiccurve,weverifiedthevalidityofthesimulationmodel,andprovidesareliabletheoreticalplatformforphotovoltaicmicro-g

4、ridhardwaredesign.Keywords:PV;networkoperation;runoff-grid;microgridcontroller;PQcontrol;V/fcontrol;SVPWM;islandingdetection;networkswitchingstrategyIII万方数据目录目录第1章绪论..............................................................................................

5、.................11.1研究光伏微电网系统控制器的背景及意义.................................................11.1.1选题背景...............................................................................................11.1.2光伏微电网的基本概念与特点...............................................

6、............11.1.3光伏微电网控制器的意义...................................................................21.2光伏微电网系统的拓扑结构.........................................................................31.3本文的主要研究的内容............................................................

7、.....................4第2章光伏电池的仿真及MPPT控制...................................................................62.1光伏电池的数学模型.....................................................................................62.1.1光伏电池的工作原理........................................

8、...................................62.1.2光伏电池的等效电路...........................................................................62.2光伏电池模型的建立.................................................