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1、Chapter1BasicSimulationModeling1SimulationModelingandAnalysis–Chapter1–BasicSimulationModelingCONTENTS1.1TheNatureofSimulation1.2Systems,Models,andSimulation1.3Discrete-EventSimulation1.4SimulationofaSingle-ServerQueueingSystem1.5SimulationofanInventorySystem1.6Alternative
2、ApproachestoModelingandCodingSimulations1.7StepsinaSoundSimulationStudy1.8OtherTypesofSimulation1.9Advantages,Disadvantages,andPitfallsofSimulation2SimulationModelingandAnalysis–Chapter1–BasicSimulationModeling1.1THENATUREOFSIMULATIONSimulation:Imitatetheoperationsofafacil
3、ityorprocess,usuallyviacomputerWhat’sbeingsimulatedisthesystemTostudysystem,oftenmakeassumptions/approximations,bothlogicalandmathematical,abouthowitworksTheseassumptionsformamodelofthesystemIfmodelstructureissimpleenough,couldusemathematicalmethodstogetexactinformationonq
4、uestionsofinterest—analyticalsolution3SimulationModelingandAnalysis–Chapter1–BasicSimulationModeling1.1TheNatureofSimulation(cont’d.)Butmostcomplexsystemsrequiremodelsthatarealsocomplex(tobevalid)Mustbestudiedviasimulation—evaluatemodelnumericallyandcollectdatatoestimatemo
5、delcharacteristicsExample:ManufacturingcompanyconsideringextendingitsplantBuilditandseeifitworksout?Simulatecurrent,expandedoperations—couldalsoinvestigatemanyotherissuesalongtheway,quicklyandcheaply4SimulationModelingandAnalysis–Chapter1–BasicSimulationModeling1.1TheNatur
6、eofSimulation(cont’d.)Some(notall)applicationareasDesigningandanalyzingmanufacturingsystemsEvaluatingmilitaryweaponssystemsortheirlogisticsrequirementsDetermininghardwarerequirementsorprotocolsforcommunicationsnetworksDetermininghardwareandsoftwarerequirementsforacomputers
7、ystemDesigningandoperatingtransportationsystemssuchasairports,freeways,ports,andsubwaysEvaluatingdesignsforserviceorganizationssuchascallcenters,fast-foodrestaurants,hospitals,andpostofficesReengineeringofbusinessprocessesDeterminingorderingpoliciesforaninventorysystemAnal
8、yzingfinancialoreconomicsystems5SimulationModelingandAnalysis–Chapter1–BasicSimulationMod
