三电平六开关VIENNA整流器及其控制策略的研究开题报告【摘要】随着电力电子技术的不断发展，电力质量问题越来越受到人们的关注。而VIENNA整流器作为一种高效、低损耗的电力变换器，能够在电力系统中有效提高电能利用率和质量。本文主要探讨了三电平六开关VIENNA整流器的优点及其控制策略。首先，介绍了VIENNA整流器的基本原理和工作方式。然后，对三电平六开关VIENNA整流器的结构进行了详细介绍，并分析了其优点。接下来，对VIENNA整流器的控制策略进行了深入研究，包括开关控制方法、输出电压控制方法和电流平衡控制方法等。最后，通过仿真实验进行了验证，结果表明采用合理的控制策略可以有效提高整流器的性能，降低其损耗，同时提高电力质量和可靠性。因此，三电平六开关VIENNA整流器值得进一步研究和应用。【关键词】三电平六开关VIENNA整流器；控制策略；电力质量；仿真【Abstract】Withthecontinuousdevelopmentofpowerelectronicstechnology,powerqualityproblemshaveattractedmoreandmoreattention.VIENNArectifier,asahigh-efficiencyandlow-losspowerconverter,caneffectivelyimprovetheenergyutilizationandqualityinpowersystems.Thispapermainlydiscussestheadvantagesandcontrolstrategiesofthethree-levelsix-switchVIENNArectifier.Firstly,thebasicprincipleandworkingmodeofVIENNArectifierareintroduced.Then,thestructureofthethree-levelsix-switchVIENNArectifierisanalyzedindetail,anditsadvantagesarediscussed.Then,thecontrolstrategyofVIENNArectifierisstudiedindepth,includingswitchcontrolmethod,outputvoltagecontrolmethodandcurrentbalancecontrolmethod.Finally,thesimulationexperimentsareconductedtoverifytheresults.Theresultsshowthatreasonablecontrolstrategiescaneffectivelyimprovetheperformanceoftherectifier,reduceitsloss,andimprovethepowerqualityandreliability.Therefore,thethree-levelsix-switchVIENNArectifierisworthfurtherresearchandapplication.【Keywords】Three-levelsix-switchVIENNArectifier;Controlstrategy;Powerquality;Simulation