HARMONICANALYSISANDMITIGATIONINPOWERSYSTEMSUSINGACTIVEFILTERS: ASIMULATIONAPPROACH
Abstract
ABSTRACT
Harmonicdistortioninpowersystemsisagrowingconcernduetotheincreasingpenetrationofnonlinearloads.Harmonicscanleadtovariousissues,includingincreasedlosses,equipmentdamage,andreducedsystemefficiency.Activefiltersareeffectivedevicesformitigatingharmonicsbyinjectingcompensatingcurrentstoneutralizeharmoniccomponents.
Thisresearchinvestigatestheapplicationofactivefiltersforharmonicmitigationinpowersystems.Asimulationapproachwasadoptedtoanalyzetheimpactofactivefiltersonvoltagewaveformsandharmonicspectra.MATLABwasusedtodevelopsimulationmodels,andtheperformanceofactivefilterswasevaluatedunderdifferentharmonicconditions.Theresultsdemonstratedtheeffectivenessofactivefiltersinreducingharmonicdistortion.Theinitialvoltagewaveformexhibitedsignificantharmoniccomponents,deviatingfromtheidealsinusoidalshape.Byapplyinganactivefilter,theharmoniccontentwassignificantlyreduced,resultinginasmootherandmoresinusoidalwaveform.Theharmonicspectrumanalysisfurtherconfirmedtheeffectivenessoftheactivefilter.Themagnitudeofharmonicpeakswassignificantlyreducedafterfiltering,indicatingacleanerandmoresinusoidalwaveform.Thisreductioninharmonicdistortioncanleadtoimprovedpowersystemqualityandreliability.Thestudyalsoexploredtheimpactofdifferentfilterconfigurationsandcontrolstrategiesonharmonicmitigationperformance.Theresultsshowedthatthedesignandtuningofactivefiltersarecrucialforachievingoptimalharmonicreduction.
Inconclusion,thisresearchprovidesvaluableinsightsintotheapplicationofactivefiltersforharmonicmitigationinpowersystems.Thefindingshighlighttheeffectivenessofactivefiltersinimprovingpowersystemqualityandreliability.Futureresearchcouldfocusonreal-timeimplementation,adaptivecontrolstrategies,andtheintegrationofactivefilterswithotherharmonicmitigationtechniques.
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