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InternationalJournalofResearchPublicationandReviews,Vol5,no3,pp5435-5439March2024
InternationalJournalofResearchPublicationandReviews
Journalhomepage:
ISSN2582-7421
IntegrationofAIandMATLABSimulationsforReal-TimeVoltageFluctuationControlinPowerGrids
BandhanSharma1,GurpreetSingh2,KarunaDevi3
1ResearchScholarM.Tech-CSE,2Professor,3AssistantProfessor
DepartmentofComputerSc.&Engg.St.SoldierInstituteofEngg.&Technology,NearNIT,Jalandhar
ABSTRACT
Thisabstractintroducesanovelapproachintegratingartificialintelligence(AI)techniqueswithMATLABsimulationsforreal-timereductionofTotalHarmonicDistortion(THD)inpowergrids.THDposesasignificantchallengetopowergridstabilityandefficiency,necessitatingadvancedcontrolstrategiestomitigateitseffects.TheproposedframeworkcombinesAIalgorithmswithMATLABsimulationstodevelopandimplementmodel-basedcontrolmethodsaimedatreducingTHDinreal-time.
TheframeworkemploysAItechniquessuchasmachinelearninganddeeplearningwithinMATLABsimulationstomodelandpredictTHDlevelsinpowergridsaccurately.MachinelearningmodelsaretrainedonhistoricaldatatoforecastTHDvariations,enablingproactivedecision-makingtominimizedistortionsingridvoltageandcurrentwaveforms.Deeplearningalgorithms,particularlyneuralnetworks,areutilizedtocapturecomplexnonlinearrelationshipsinherentinTHDgenerationandpropagation.
Keywords:THD,AI,MATLAB
Introduction:
MATLABisapowerfulcomputationaltoolwidelyusedformodelingandsimulatingcomplexsystems,includingpowergrids.Itsintuitiveinterfaceandextensivelibraryoffunctionsmakeitwell-suitedfordevelopingandtestingvoltagecontrolalgorithms.MATLABenablesengineerstosimulatevariousgridscenarios,analyzesystembehavior,andevaluatetheperformanceofcontrolstrategiesunderdifferentconditions.AIalgorithmscanbeusedtooptimizethedesignofelectroniccircuitsandcomponentstominimizeTHD.Byiterativelyadjustingparametersandconfigurations,AIalgorithmscanfindoptimalsolutionsthatreducedistortionwhilemeetingotherperformancerequirements.AItechniquessuchasadaptivefilteringandequalizationcanbeemployedtodynamicallyadjustsignalprocessingparametersinreal-timetomitigateTHDintroducedbyvariouscomponentsinanaudiosystem.Thesetechniquescanhelpcompensatefornonlinearitiesanddistortionintroducedbyimperfectcomponentsorenvironmentalfactors.
MATLABSimulinkcanbeusedtoimproveandcontrolTHD(TotalHarmonicDistortion)inseveralways:
ModelingandSimulation:Simulinkprovidesapowerfulplatformformodelingandsimulatingcomplexsystems,includingaudiosystemspronetoTHD.Engineerscancreatedetailedmodelsofaudiocomponentssuchasamplifiers,filters,andtransducers,andsimulatethebehaviorofthesesystemsundervariousoperatingconditions.Byanalyzingsimulationresults,engineerscanidentifysourcesofTHDandevaluatetheeffectivenessofdifferentmitigationstrategies.
DesignOptimization:SimulinkoffersoptimizationtoolsthatcanbeusedtooptimizethedesignofaudiosystemstominimizeTHD.Engineerscandefineoptimizationobjectives,suchasminimizingTHDwhilemeetingotherperformancecriteria,anduseSimulinktoexplorethedesignspaceandfindoptimalsolutions.Optimizationalgorithmscanadjustsystemparameterssuchascomponentvalues,filtercoefficients,andcontrolstrategiestoachievethedesiredTHDperformance.
ControlDesign:SimulinkincludespowerfulcontroldesigntoolsthatcanbeusedtodesignfeedbackcontrolsystemstoregulateTHDlevelsinreal-time.EngineerscandesigncontrollersthatcontinuouslymonitorTHDlevelsandadjustsystemparameterstomaintainTHDwithinacceptablelimits.ControlstrategiessuchasPIDcontrol,adaptivecontrol,andmodelpredictivecontrolcanbeimplementedandtestedusingSimulinktoachievepreciseTHDcontrol.
InternationalJournalofResearchPublicationandReviews,Vol5,no3,pp5435-5439March2024
PAGE
5436
SignalProcessing:SimulinkprovidesawiderangeofsignalprocessingblocksandlibrariesthatcanbeusedtoimplementTHDreductiontechniquesdirectlywithinthesimulationenvironment.Engineerscandesigndigitalsignalprocessingalgorithmstoanalyzeaudiosignals,detectharmonicdistortion,andapplycorrectivemeasuressuchasfiltering,equalization,andnonlineardistortioncompensation.
Objectivesofthestudy
TodevelopacomprehensiveunderstandingofvoltagefluctuationsinpowergridsthroughMATLABsimulations.
Toexplorethepotentialofartificialintelligence(AI)techniquesforreal-timemonitoringandcontrolofvoltagefluctuations.
Toevaluatetheperformanceoftheintegratedsystemintermsofvoltagestability,efficiency,andreliabilityundervariousoperatingconditions.
ResultsandDiscussion
Fig.1:Fundamentalfrequencymeasuredat72HzwithaTotalHarmonicDistortionof49.10%,representingthepurityofthesignalwithouttheapplicationofartificialintelligence
Fig.2:Fundamentalfrequencymeasuredat72HzwithaTotalHarmonicDistortionof35.22%,representingthepurityofthesignalwiththeapplicationofartificialintelligence.
Table1:AnalysisofTotalHarmonicDistortion(THD)ReductionwithoutAIandwithAI
FrequencyHz
THDwithoutAI
THDwithAI
72
49.10
35.22
73
49.16
38.23
74
48.43
41.29
75
48.00
43.69
60.00
AnalysisofTotalHarmonicDistortion(THD)ReductionwithoutAIandwithAI
50.00
49.10
49.16
48.43
48.00
43.69
41.29
40.00
38.23
35.22
30.00
20.00
10.00
0.00
72
73
74
75
THDwithoutAI THDwithAI
Fig.3:AnalysisofTotalHarmonicDistortion(THD)ReductionwithoutAIandwithAI
Conclusion
Withtheintegrationofartificialintelligence,significantreductionsinTotalHarmonicDistortion(THD)wereobservedacrossvariousfrequencies.Forinstance,atafundamentalfrequencyof72Hz,THDdecreasedfrom49.10%withoutAIto35.22%withAI.Similarimprovementswereevidentat73Hz(THDreducedfrom49.16%to38.23%),74Hz(THDreducedfrom48.43%to41.29%),and75Hz(THDreducedfrom48%to43.09%).ThishighlightstheeffectivenessofAIinenhancingsignalpurityacrossdifferentfrequencyranges.Theintegrationofartificialintelligence(AI)intosignalprocessingsystemshasshownpromisingresultsinreducingTotalHarmonicDistortion(THD)acrossvariousfrequencyranges.Inourstudy,weexaminedtheimpactofAIonTHDreductionatfrequenciesof72Hz,73Hz,74Hz,and75Hz.
Atafundamentalfrequencyof72Hz,theTHDdecreasedfrom49.10%withoutAIto35.22%withAI.ThissubstantialreductioninTHDsignifiestheeffectivenessofAIalgorithmsinenhancingsignalpurity.Similarly,at73Hz,theTHDdecreasedfrom49.16%to38.23%withtheimplementationofAI,demonstratingconsistentimprovementsacrossadjacentfrequencies.
TheobservedreductionsinTHDwiththeincorporationofAIhighlightitspotentialtoenhancetheperformanceofsignalprocessingsystemsinvariousapplications.ByleveragingAIalgorithms,engineersandresearcherscaneffectivelyaddressissuesrelatedtosignaldistortion,therebyimprovingthequalityandreliabilityofaudioandelectronicsystems.
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M.Merai,M.W.Naouar,I.Slama-Belkhodja,E.Monmasson,“AsystematicdesignmethodologyforDC-linkvoltagecontrolofsinglephasegrid-tiedPVsystems”,MathematicsandComputersinSimulation,Elsevier,ScienceDirect,2021.
L.R.Visser,E.M.B.Schuurmans,T.A.AlSkaif,H.A.Fidder,A.M.vanVoorden,W.G.J.H.M.vanSark“Regulationstrategiesformitigatingvoltagefluctuationsinducedbyphotovoltaicsolarsystemsinanurbanlowvoltagegrid,InternationalJournalofElectricalPowerandEnergySystems,Elsevier,ScienceDirect,2022.
HossienFaraji,BehroozVahidi,AmirKhorsandi,SeyedHosseinHosseinian,“Multiplecontrolstrategiesforsmartphotovoltaicinverterundernetworkvoltagefluctuationsandislandedoperation”,InternationalJournalofElectricalPowerandEnergySystems,Elsevier,ScienceDirect,2024.
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