数模美赛一等奖论文

Team#23045Page1of29TheoptimalscheduletoutilizethewaterresourcesinChinaSummaryThecontradictionbetweenthewatersupplyanddemandissuewasaddressedfromaviableperspective.Thepresentexperimentwasdesignedtotestthevalidityofhowtoexploitthewaterresource.WhatwediscussinthefollowingistheoptimalwaterstrategytomeettherequirementsofChinain2025.Thisisalibrarystudyofwaterstrategy.Itconsistsoffourparts.WeuseConicfittingmodeltosolvetheproblemofprediction.Model1dealswithapredictionmodelofwaterreserves,whichappliedintoanimprovedgreymarkovmodel.Model2studiesinterbasinwatertransfer,usingSelf-optimizationofanalogsystemsandminimumspanningtreetoachieveourgoal.Model3discussestheseawaterdesalination,whichwepredictpriceandfactoryscaledemandingin2025throughusingActorAnalysisMethod.Model4estimatescostofsewagetreatmentandsewagewithatypicallinearprogrammingofoptimalsolutions.Resultsofdataanalysisindicatethecontroversyoftheissue.Andthisfactleadsustoatentativeconclusionthatourwaterstrategyistheoptimal.Thisisawaterresourcesstrategyofhighlyefficient,feasibleandcost-efficient,also,ithasapositiveeffectontheeconomy,geographyandenvironment.Inanutshell,wehaveadoptedfourmodelsindistinctivethoughts,coveringpredictionsofalltimes,totheidealsimulationsandpredictions.Keywords:WaterStrategy;ConicFittingModel;GreyMarkovModel;MinimumSpanningTree;ActorAnalysisMethod;ATypicalLinearProgrammingTeam#23045Page2of29Contents1.Introduction……………………………………………………………………………….………………..42.Predictiononwatersupplyanddemandintheyear2025…….…….….…….………..42.1Introduction…………………………………………………………………………………………….52.2Assumptions…………………………………………………………………….…………………….52.3RestatementandAnalysis…………………………….…….…….…………….………………….52.4EstablishmentoftheModel………………………….……………………………………………62.5Sensitivitytest…………………………………...………….………………………………...………..82.6MeritsandDemerits…………….…….………….…….….…..………………..……………….…82.7Furtherwork…………………………………………….…….….………..……………….………..…92.8OutlookofWaterResourcesStrategy.....................................................................................103.Formulatestrategyofwaterresources.......................................................................................103.1Model1apredictionmodelofwaterreservesfrombasinsinourcountry..........103.1.1Background………………………………………………...…...…….……………………....103.1.2Assumptions………………………………….…….…….……………….……..……………103.1.3PrincipiumandTheorem……….………..……….….………………….………………103.1.4DatahandlingandGraphplotting………………………….……………….………...113.1.5Conclusion……………………………………………….…………………......…....….......….….123.2Model2Interbasinwatertransfer......................................................................123.2.1ProblemDescriptions…………………..…………………………...……………………......................123.2.2Assumptions………………………………………………………………...……..…………………………..123.2.3Methods………………………………..………………………………………………….…………………….133.2.4ComputerModelingandSolutionApproach………….……..…..………….…………...133.2.5WithMinimumSpanningTreefortheShortestPath………....…….….…...…..….133.3Model3SeawaterDesalination…………………….………………………..………………………….….143.3.1ModelOverview…………………..………………………...………………………………......................143.3.2SiteSelection………………………………………………...…..…………………………………………..143.3.3PricingStrategy………………………………..…………………………………………………………….193.3.4IdentityFactoryScale………….………………………………………………………………………...213.4Model4Theeffluenttreatment……..………………………...…………………...…………...................213.4.1Introduction…………………..………………………...…………………......……………………................213.4.2Assumptions………………………………………………...…..……………………………………………..213.4.3TheoreticFramework………………………………..………………………………………………….213.4.4TheConstructionCostofSewageTreatment………….………………………………...223.4.5TheExpenseWastewaterRecovery………….………………………………………………...224.Waterresourcesstrategicinvestmentaccountingin2013.....……………......................234.1Introduction…………………………………...………………………………………………..…………234.2Assumptions…………………………………...……………………………………………..…………234.3InvestmentAccounting……………………………………………………..………………..….234.4OptimumDistributionofWater…………………………………………..………………..….235.Theenhancementandimprovementofwaterresourcesstrategy.........…..............245.1GovernmentIntervention…………………………………………………………………………245.2RemoteSensingTechniques(RST)……………………………………………..……………24Team#23045Page3of295.3SupervisoryControlandDataAcquisition(SCADA)System………..……………255.4GeographicInformationSystem(GIS)………..……………………………………………256.StrengthandWeakness......................................................................................................................257.Theimpactsofwaterresourcesoneconomic,physicalandenvironmental..…278.References...................................................................................................................................................289.ALettertotheChineseGovernment.........................................…………………........................2910.Appendix…………………..………………………...…………………....……………………………………..................291.IntroductionTeam#23045Page4of29WaterresourcesareunevenlydistributedinChina,inrecentyears,duetotherapiddevelopmentofeconomyandtheconce