Most Suitable Power System Stabilizer Selection for the Improvement of Dynamic Stability

(整期优先)网络出版时间:2009-01-11
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Amethodofenhancingpowersystemstabilityforasinglemachinetoinfinitebuspowersystemispresented.ThetechniqueusedcompromisestheeffectivenessofProportional-Integral-Derivativecontroller(PID).Inordertosatisfythedampingcharacteristicsfortheproposedpowersystemoverawiderangeofoperatinginterval,rotationalspeed,torqueangleandterminalvoltagesignalsofthesynchronousmachineareutilizedascontrolsignalsofthesystem.Itiswellknownthatthesevariableshavesignificanteffectsondampingthegeneratorsshaftmechanicaloscillations,it'llbesoeasytovalidatethemostsuitablecontrollerasseenfromthesimulationresults.