(神华准格尔能源有限责任公司010300)
摘要:本文以三相并联型电能质量控制器为研究对象。分析了并联型电能质量控制器的系统结构和工作原理,再此基础上推导出了基于瞬时无功功率理论的谐波检测方法,也得出了基于定时比较判断的电流补偿方法。为了验证检测和补偿方法的可行性,证明并联型电能质量控制器性能的优劣,本文利用了Matlab提供的电力系统仿真工具箱对其进行了系统的建模与仿真分析。
关键词:并联型电能质量控制器;瞬时无功功率;仿真
ParallelPowerQualityControllerForModelingAndSimulation
Abstract:ThispapertakestheShuntPowerQualityController(SPQC)astheresearchobject.theSPQCsystemconfigurationandbasicoperationprinciplesarediscussed,andharmonicdetectionbasedonthemethodofinstantaneousreactivepowertheoryisdeduced,currentcompensationbasedonthemethodoftimercomparisonjudgmentisdeduced.Inordertonotonlyvalidatethecorrectionandperformanceofdetectionandcontrolmethods,butunderstandprincipleofSPQCdeeplyaswell,checkingthecorrectionandperformanceofdetectionalgorithmandcontrolmethodsusedinSPQCestablished.
Keywords:ParallelPowerQualityController;InstantaneousVarPower;Simulation