南京航空航天大学_光伏并网发电模拟装置_孙农

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1、C2000参赛项目报告（命题组）题目：光伏并网发电模拟装置学校：南京航空航天大学指导教师：邢岩（教授）参赛队成员名单（含个人教育简历）：夏炎冰、研究生一年级、南京航空航天大学孙农、研究生一年级、南京航空航天大学冯兰兰、研究生一年级、南京航空航天大学光伏并网发电模拟装置夏炎冰孙农冯兰兰（南京航空航天大学自动化学院邮编210016）摘要：本设计以TMS320F28027DSP为控制芯片，制作了一台单级式光伏并网模拟装置。本装置采用电压型全桥为主电路拓扑，运用软件锁相环技术进行输出相位跟踪控制，采用扰动观察法实现最

2、大功率点跟踪控制。样机的系统测试，验证了装置设计的可行性和可靠性。关键词：DSP、逆变器、锁相，最大功率点跟踪GridConnectedPhotovoltaicGenerationSimulatorXiayanbing,Sunnong,Fenglanlan(CollegeOfAutomationEngineering,NanjingUniversityofAeronauticsandAstronautics)Abstract:Inourdesign,asingle-stagegridconnectedphot

3、ovoltaicgenerationsimulatorisdeveloped,whichiscontrolledbyTMS320F28027DSPchip.Inthedevice,thevoltagetypebridgeisadoptedasthemaincircuittopology;theSoft-PLLtechnologyiscarriedontheoutputphasetracking;thedesirablyobservemethodisadoptedtosolveMPPT(MaximumPower

4、PointTracking).Theprototypesystemtestverifiedthefeasibilityandreliabilityofourdesign.Keywords:DSP,Inverter,PLL,MaximumPowerPointTracking2目录1.引言··············································································································22.系

5、统指标········································································································23.系统方案········································································································33.1总体介绍·······························

6、····································································33.2锁相环原理····························································································43.3最大功率点跟踪控制原理·········································································

7、·43.4SPWM控制技术·····················································································63.5偏磁校正···································································································74.系统硬件设计···········································

8、·······················································84.1全桥功率电路·····························································································84.1.1开关管设计································