Application of optimization to smart grid system design
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Date
2018
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Abstract
Thecurrentpowersystemisfacingalotofissues,whichmakes thepower
gridunstable;fromharmonics,incapabilitytoprovideasmuchpowerasthe
demand,toblackouts.Existingtoolsmustbeimprovedandnew toolsmust
bedevelopedtoavoidthesepowersystemperturbations.The aimofthis
thesisistoproposeoptimizationsinsomeofthesmartgridareas.Threeori-
entationsarestudied:powercontrolconcerntobalancebetweenthedemand
andthesupply,solvingsomepowerqualityproblemswiththe integrationof
renewableenergies,PhasorMeasurementUnitplacementinwide areamon-
itoringforfullobservabilityandfaultlocation.
First,aloadpowercontroloptimizationisproposedinthesmarthome
applications.Theideaistobalancebetweenthesupplyandthedemandso
thatblackoutsareavoided.Theworkisachievedbyimplementingasmall
powercontrolsystemofhomeappliances,andTaguchioptimizationisexe-
cutedtoreschedulesometasksifthepowerdemandexceedssome predefined
peaklevelvalue.Thisworkconcernsadiscreteproblemoftype difficult.
Second,theintegrationofrenewableenergiestoovercomesomepower
qualityissuesisproposed.Inthiswork,wereliedontheMoth-Flameop-
timizationtechniquetosolvetheselectiveharmoniceliminationproblemin
conjunctionwithareductioninthetotalharmonicdistortionoftheoverall
system.Thisworkconcernsaproblemoftypedifficultwherethe solutions
areoftypereal.
Finally,anoptimizationtechniquetominimizethenumberof PMUsin
WideAreamonitoringSystemsisproposed.GreyWolfOptimizationtech-
niqueisusedtofindtheminimumnumberofPMUsrequiredtoachievethe
fullobservabilityforfaultdetectioninsomestandardized IEEEbussystems.
Next,TheAlgerianNetworkthatconsistsof63buseswasalsotested.The
simulationsarecarriedoutusingMATLAB/SIMULINK.Thisworkconcerns
a binaryproblemoftypedifficult
Description
125 p. : ill. ; 30 cm
Keywords
System design, Energy management