|
Abstract
|
The generalizedHeffron–Phillips model(GHPM)foramicrogridcontainingaphotovoltaic(PV)-diesel
machine (DM)-inductionmotor(IM)-governor(GV)(PDIG)hasbeendevelopedatthelowvoltagelevel.A
GHPM iscalculatedbylinearizationmethodaboutaloadingcondition.AneffectiveMaximumPower
Point Tracking(MPPT)approachforPVnetworkhasbeendoneusingslidingmodecontrol(SMC)to
maximize outputpower.Additionally,toimprovestabilityofmicrogridformorepenetrationof
renewableenergyresourceswithnonlinearload,acomplementarystabilizerhasbeenpresented.
Imperialist competitivealgorithm(ICA)isutilizedtodesignofgainsforthecomplementarystabilizer
with themultiobjectivefunction.ThestabilityanalysisofthePDIGsystemhasbeencompletedwith
eigenvaluesanalysisandnonlinearsimulations.Robustnessandvalidityoftheproposedcontrollerson
damping ofelectromechanicalmodesexaminethroughtimedomainsimulationunderinputmechanical
torquedisturbances.
|