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                           Multi - objectiveoptimaloperationofurbanstorm waterpumpstation
                                             basedonSWMM andNSGA - Ⅱ

                                                                                       3
                                                                        1,2
                              1,2
                                           1,2
                                                        1,2
                                                                                                       4
                  CHENXuekai ,LIUXiaobo ,DONGFei ,LIANQiuyue ,MAOZhanpo,WANGRuonan
                            (1.StateKeyLaboratoryofSimulationandRegulationofWaterCycleinRiverBasin,ChinaInstituteof
                                      WaterResourcesandHydropowerResearch ,Beijing 100038,China;
                         2.DepartmentofWaterEcologyandEnvironment,ChinaInstituteofWaterResourcesandHydropowerResearch,
                                                    Beijing 100038,China;
                                     3.ChinaPowerConstructionGroupCo.,Ltd.,Beijing 100038,China;
                              4.WaterConservationPromotionCenter,MinistryofWaterResources,Beijing 100038,China)
                  Abstract:Aimingattheproblemsofsingleregulationtargetandslowoptimizationtimelinessofstormwaterpump
                  stationsinurbancomplexwatersystems ,theprocesssimulationofwaterquantityandqualityinSWMM isdeeply
                  coupledwiththefastnon - dominatedsortingofNSGA - Ⅱ.From theperspectivesofalleviatingurbanflooding,
                  controllingtheoutputofnon - pointsourcepollutionloadsandreducingpowerconsumption,amulti - objectivebal
                  ancedregulationmodelofurbanstormwaterpumpstationwasestablishedwithmulti - threadedparallelcomputing
                  anddecisionmakerpreferences.Acasestudyiscarriedoutontheoptimalschedulingofstormwaterpumpstations
                  inTianjinAirportEconomicZone.Theresultsshowthat,underthetypicaldesignprecipitationscenario,theopti
                  malmodelreduces1383.34kgpollutionoutputloadandsaves621.92kW ·helectricenergywithoutsignificantly
                  increasingtheaccumulationtimeofurbanflooding.Thesolutionefficiencycanbeincreasedto4.2timesthatofsin
                  gle - threadedcalculation.Thisoptimizationschememakesfulluseofthestoragecapacitybufferingandwater
                  qualitydilutioneffectsofthestoragetank ,whichslowsdowntheinstantaneousimpactofprecipitationontheurban
                  waterenvironmentandreducesoperatingcosts.
                  Keywords:multi - objectiveoptimaloperationmodel;multithreadparallelcomputing;urbanfloodinginundation;
                  pollutionload;powerconsumption

                                                                                    (责任编辑:耿庆斋)













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