Thesis - Distribution system operation and planning in the p

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1、DISTRIBUTIONSYSTEMOPERATIONANDPLANNINGINTHEPRESENCEOFDISTRIBUTEDGENERATIONTECHNOLOGYbyGAVINWESLEYJONESATHESISPresentedtotheFacultyoftheGraduateSchooloftheUNIVERSITYOFMISSOURI-ROLLAInPartialFulfillmentoftheRequirementsfortheDegreeMASTEROFSCIENCEINELECT

2、RICALENGINEERING2007Approvedby______________________________________________________________Dr.BadrulChowdhury,AdvisorDr.KeithCorzine_______________________________Dr.MehdiFerdowsiiiiABSTRACTDistributedgeneration(DG)isbecominganincreasinglyattractivep

3、owergenerationparadigminthefieldofpowerengineeringaseconomicandenvironmentalfactorsdrivenewtechnologiestobemoreefficientandlesspollutingthantheirearliercounterparts.AlthoughtheconceptofDGisnotnew,littleresearchhasbeendoneonthetopicandevenfewerfieldtes

4、tshavebeenperformed.Thislackofresearch,alongwithotherfactors,hassomewhatslowedtheacceptanceofDGintomarkets,otherthanindustrialorcommercialco-generationforheatandpower.ThisthesisattemptstoexamineandcomparethreetypesofDG:dieselgenerators,microturbines,a

5、ndsmallwindturbineswithinthestructureofadistributionsystem.TheDGtypesarecomparedinbothsteady-stateandtransientoperationtodeterminewhichtypeissuitableforaparticularapplication.Steady-stateoperationisexaminedunderheavyloadingconditionsandeachDGtypeiscom

6、paredonthebasisofthevoltageprofileimprovementandpowerlossreduction.Transientoperationisexaminedduringislandingconditions,aswellaslesserandmorecommonsystemeventslikeasingle-phasefault,relayoperation,andashort-termloadincreases.Theresultsindicateimprove

7、mentinthesteady-stateconditionsofasystemfromDG,butalsoindicatesomesignificantproblemsduringrelativelyminortransientevents.ivACKNOWLEDGMENTSIwouldliketothankmyadvisor,Dr.BadrulChowdhury,forhisguidanceandteachingduringtheclassesIhavehadwithhimandduringt

8、hewritingofthisthesis.IwouldalsoliketothankDr.Chowdhuryforgettingmestartedinthefieldofpowerengineering.IwouldliketothankDrs.CorzineandFerdowsiforbeingapartofmydefensecommitteeandforallI’velearnedfromtheirclasses.IbelievetheUMRPowerEngineeringG