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1、PowersystemloadforecastingmethodsandcharacteristicsofAbstract:Theloadforecastinginpowersystemplanningandoperationplayanimportantrole,withobviouseconomicbenefits,inessence,theelectricityloadforecastingmarketdemandforecast.Inthispaper,asystematicdescriptionandanalysisof
2、avarietyofloadforecastingmethodsandcharacteristicsandthatgoodloadforecastingforpowersystemhasbecomeanimportantmeansofmodernmanagement.Keywords:powersystemloadforecastingelectricitymarketconstructionPlanning1.IntroductionLoadforecastingdemandforelectricityfromaknownsta
3、rtingtoconsiderthepolitical,economic,climateandotherrelatedfactors,thefuturedemandforelectricitytomakepredictions.Loadforecastincludestwoaspects:onthefuturedemand(power)projectionsandfutureelectricityconsumption(energy)forecast.Electricitydemandprojectionsdecisiongene
4、ration,transmissionanddistributionsystem,thesicofnewCapacity;powergeneratingequipmentdeterminethetypeofprediction(.suchaspeakingunits,baseloadunits,etc}.Loadforecastingpurposesistoprovideloadconditionsandthelevelofdevelopment,whileidentifyingthevarioussupplyareas,each
5、yearplanningforthepowerconsumptionformaximumpowerloadandtheloadofplanningtheoveralllevelofdevelopmentofeachplanyeartodeterminetheloadcomposition.2.loadforecastingmethodsandcharacteristicsof2.1UnitConsumptionActOutputofproductsinaccordancewithnationalarrangements,plann
6、ingandelectricityintensityvaluetodetermineelectricitydemand.Sub-UnitConsumptionAct;ProductUnitConsumption;andthevalueofUnitConsumptionAct;two.Theprojectionofloadbeforethekeyistodeterminetheappropriatevalueoftheproductunitconsumptionorunitconsumption.JudgingfromChina's
7、actualsituation,thegeneralruleistheproductunitconsumptionincreasedyearbyyear,theoutputvalueunitconsumptionisdeclining.Unitconsumptionmethodadvantagesarc:Themethodissimple,short-tornloadforecastingeffective.Disadvantagesarc:needtodoalotofpainstakingresearchwork,moregen
8、eral,itisdifficulttoreflectmoderneconomic,politicalandclimateconditions.2.2TrendextrapolationWhenthepowerloadinaccordancewit