港口拖輪總體配置的仿真研究及應用.pdf

1、武漢理工大學碩士學位論文港口拖輪總體配置的仿真研究及應用姓名：楊志華申請學位級別：碩士專業(yè)：機械設計及理論指導教師：王少梅2003.3.1AbstractByunderstandingandrealizingthesystemthatisonstudying，theTheDiscreteEventSystemSimulationtakingoutsomekeyparametersfromthesystem，establishingsim

2、ulationmodelresembletorealisticsystemCarryingthroughthesimulationexperimentonsystemmodelbythetechnologyofdatacollectingandstatisticsanalysing，imitatingtherunningprocessofthesystem，observingthesystemstatevariablenessdynam

3、icregulationwiththetimechange，estimatingtherealityparameterofthesystemandmeasuringthesystemperformance，whichwillprovideevidenceforassistantdecisionIntheport，theshipspassesinandouttheharbordemandtugboatdrag，theshipspasses

4、inandouttheharboreventisatypicalDESS(alltheshipssize，theshiptonnage，thetimeofshippassesinandouttheharborarerandom)，whichwillbringthecertaindifficultyteasonablemarshalingforshipteamOneside，theunreasonablemarshalingmayresu

5、ltinthelongerwaitingtimeoftheportships，anditmayresultinthelowerefficiencyofthetugboat，accordinglywastetheportresourcesForthesakeofadaptingtheportdevelopment，itisimportanttoputforwardreasonableprojectforquantityandhorsepo

6、weroftugboatafterstudyingontugboatoptimizationmarshalingOnthebaseofanalyzingtheRegulationofporttugboatworking，thispaperestablishsimulationmodeloftugboatworkingprocessbytheprincipleoftheDESS，andrealizethemodelwithobjector

7、ientedmethodThepaperrun10kindsoftocombineprojeetsoftheportmaytakeplacenoworfurther，andgettheporttugboatworkingcharacteristicvalues，forexample，thewaitingtimeofships，themaxlongofshipsteam，thenanalysistheoutputofsimulationb

8、yanddosomeperformanceevaluation，finally，soastocalculatethebestprojectofmarshalingfortugboattunnormallyinport，thispapercarrythroughfuzzyoptimizationbythemethodoffuzzy—syntheticjudgewithmultiobjectiveFortheparticularityoft

9、hetheport’stugboatworkingprocess，It’sdifficulttosetupsimulationmodeloftheport’stugboatworkingprocessbythetraditionalsingleservicestageandmultiservicestagetheoriesThispapersetuDthemodelwiththequeuetheory、thesimulationpoli