I东北电力大学本科毕业设计论文摘要随着电力电子技术的迅猛发展，逆变技术广泛应用于航空、航海等国防领域和电力系统，交通运输、邮电通信、工业控制等民用领域。特别是随着石油、煤和天然气等主要能源日益紧张，新能源的开发和利用越来越受到人们的重视。利用新能源的关键技术--逆变技术，能将蓄电池、太阳能电池和燃料电池等其他新能源转化的直流电能变换成交流电能与电网并网发电。因此，逆变技术在新能源的开发和利用领域有着至关重要的地位。理论联系实际，将书本上所学到的知识与实际设计结合起来，学习电力电子基本理论，掌握单相电压型逆变器的工作原理和SPWM原理，并进行详细的设计分析，掌握其控制方式及在电力系统中的重要作用。关键词：逆变技术，单相电压型逆变器，SPWM原理II东北电力大学本科毕业设计论文ABSTRACTWiththerapiddevelopmentofpowerelectronicstechnology,theinvertertechnologyiswidelyusedinaviation,navigationandotherfieldsofnationaldefenseandtheelectricpowersystem,transportation,telecommunications,industrialcontrolandothercivilianareas.Especiallywiththeoil,coalandnaturalgasandothermajorenergyshortage,thedevelopmentandutilizationofnewenergyhasbeenpaidmoreandmoreattention.Thekeytechnologyofnewenergy,invertertechnology,thebattery,DCcanbeconvertedintoACpowergridconnectedpowergenerationsolarcellandfuelcellandothernewenergyconversion.Therefore,invertertechnologyplaysaveryimportantroleinthefieldofnewenergydevelopmentandutilization.Thetheorywithpractice,applyonthebooksknowledgeandpracticaldesigncombinelearningpowerelectronicsbasictheory,mastertheworkingprincipleandtheprincipleofSPWMsingle-phasevoltagetypeinverter,anddesignadetailedanalysis,palmHoldthecontrolmodeandtheimportantroleinthepowersystem.Keywords:Invertertechnology，Singlephasevoltagesourceinverter，SPWMprincipleIII东北电力大学本科毕业设计论文目录摘要...............................................................................................................................................IABSTRACT..........................................................................................................................................II第1章绪论...............................................................................................................................11.1课题背景及研究的意义.........................................................................................................11.1.1课题背景............................................................................................................................11.1.2课题研究的意义.................................................................................................11.2逆变技术的发展现状和发展趋势.................................................................................21.2.1逆变器的发展过程.............................................................................................21.2.2逆变器的发展趋势.............................................................................................31.2.3逆变技术存在的难点.........................................................................................41.3本文研究内容.................................................................................................................4第2章逆变器的工作原理.............................................................................................................62.1逆变器的分类...............................................................................................
