Thesis - New Paradigms in Medium-Term Operations and Plannin

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1、NewParadigmsinMedium-TermOperationsandPlanningofPowerSystemsinDeregulationbyHemantkumarBarotAthesispresentedtotheUniversityofWaterlooinfulfillmentofthethesisrequirementforthedegreeofDoctorofPhilosophyinElectricalandComputerEngineeringWaterloo,Ontario,Canada,2009©HemantkumarBarot2009Ihereby

2、declarethatIamthesoleauthorofthisthesis.Thisisatruecopyofthethesis,includinganyrequiredfinalrevisions,asacceptedbymyexaminers.Iunderstandthatmythesismaybemadeelectronicallyavailabletothepublic.iiAbstractTheoperationofalargeandcomplexelectricpowersystemrequiresmeticulousandrigorousstudyandi

3、ncessantplanning.Alltheplayersinvolved,mustplanaheadtoaccountfortheuncertaintiesthatcanaffectthehour-to-hour,day-to-day,medium-termandlong-termsupplyofelectricity.Medium-termoperationsandplanningprovidestheplayerswithguidelinesandstrategiesforshort-termoperatingdecisionsvis-à-visthemarket.

4、Adequateplanninghelpstheplayerstomitigateorbepreparedforunforeseencircumstancesencounteredduringschedulingofelectricitygenerationatanystage.Thisthesisfocusesonsomeaspectsoftheleastexploredmedium-termoperationsandplanningissuesinpowersystemsinthederegulatedelectricitymarketenvironment.Theis

5、suesaddressedinthethesisarediversebutinter-linkedasmedium-termproblems,whichhavesurfacedduetoderegulationorareoutcomesofuniquethought-processesemergingfromtherestructuringphenomenon.ThethesispresentsanovelapproachtosecuritycoordinatedmaintenanceschedulinginderegulationwhereintheISOdoesnotg

6、enerateamaintenanceschedulebyitself,butassessesthemaintenanceschedulesfromindividualgencosbyincorporatingtheminamedium-termsecurityconstrainedproductionschedulingmodel,andverifyingwhethertheyresultinunservedenergyatoneormorebuses.Basedontheinformationonbus-wiseunservedenergy,theISOgenerate

7、scorrectivesignalsforthegenco(s),anddirectsthemtoaltertheirmaintenanceschedulesinspecificperiodsandre-submit.Theproposedschemeexploitstheconceptofcommonsanddomainstoderiveanovelfactortoallocatetheunservedenergyatabustoasetofgeneratorsresponsible.Thecoordinatio