实时电价下电动出租车优化调度策略-研究

《实时电价下电动出租车优化调度策略-研究》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、AbstractWiththeprosperityofsmartgrid，electricvehicles(EVs)，emergingasatypicalcleanenergytransportation，achieveafastdevelopment．Meanwhile，thetime—varyingelectricitypricesmakeitpossiblefortheschedulingofEVschargingaswellastheinteractionbetweenEVsandthedistribu

2、tiongrid．Essentially,anEVcanberegardedasenergystorage．SelectingproperchargingslotwillcontributetothecostreductionforanindividualEV．Basedonthechargingbehavior,EVscanbedividedintotwocategories：privateandpublic．Comparedwiththeprivateones，publicEVspossessmorecom

3、plicatedchargingbehaviorandconsumemuchmorepowersincetheykeepservingthepublicallthetime．Consequently,itisimportanttoschedulepublicEVscharging．Inthisstudy，wefocusontheschedulingofPlug·inElectricTaxies(PET)charging．First—ly,itisassumedthatthePEToperatesideallyw

4、ithalinearbatterymodeltargetingatminimiz—ingchargingcost．Consideringthelimitationofbatterycapacity，theproblemismodeledasaMarkovdecisionprocess．Duetotherandomnessofreal．timeprices，weutilizestochasticdynam—icprogrammingandproposeabackwardinductionthresholdcomp

5、utingalgorithmtocalculatethethresholdsinadvance．ThePETcanmakedecisionbysimplycomparingtheactualpricewiththethreshold．Thetheoreticalanalysisofthealgorithmisalsoprovided．Secondly,basedonthepreviousscenario，theadditionalcostandbatterylossareconsideredandarealis

6、ticbatterymodelisappliedleadingtoanonlinearchargingprocess．Then，thepreviousalgorithmisemployedhereanditseffectivenessisverifiedthroughsimulation．Finally,toobtainaglobaloptimalsolution，weutilizetheperiodicityofmeanpricestOtransfertheproblemfrominfinitetimehor

7、izontOfinitetimeduration．Thentheoptimalsystemcycle，controlsequenceandinitialcapacityareobtainedbyusingbinaryintegerprogramming．Theoptimalityofouralgorithmisalsoprovenrigorously·Atlast，amethodforconvertinganarbitraryinitialcapacityintotheoptimaloneisproposeda

8、ndtheperformanceoflocaloptimalalgorithmandglobaloptimaliscontrastedthroughMATLAB．Keywords：SmartGrid，Plug—inElectricTaxies，BackwardInduction，BinaryProgrammingV插图1．1电动出租车运营调度优化场景⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯