动力定位时时域模拟程序试验验证.pdf

第 20卷第 6期 船舶力学 Vol_20 No．6 2016年 6月 JournalofShipMechanics Jun．2016 ArticleID：1007—7294(2016)06—0686—13 ExperimentalEvaluationonaNewlyDevelopedDynamic PositioningTimeDomainSimulationProgram X Sheng-wen．WANGLei．WANGXue-feng,LIBo (StateKeyLaboratoryofOceanEngineering，ShanghaiJiaoTongUniversity，Shanghai200240，China； CollaborativeInnovationCenterforAdvancedShipandDeep-SeaExploration(CISSE)，Shanghai 200240，China；SchoolofNavalArchitecture，CivilandOceanEngineering，Shanghai]iaoTong University，Shanghai200240，China) Abstract：Numericalandexperimentalevaluationmethodsincludingstaticcapabilityanalysis，time domainsimulationandmodeltestshouldbeusedtodesign。analyzeandpredicttheperformanceofa dynamicpositioningsystem (DPS)beforecommissioningit．TovalidatetheperformanceoftheDPS inanaccurateandeconomicway．anew softwareprogram whichisabletoconductan e‘xperiment’ toevaluateanewlydesigneddynamicpositioningsystem and itssubsystem wasdeveloped in the Matlab＼Simulinkenvironment．And，thereliabilityofthenewlydevelopedDynamicPositioningTime DomainSimulationProgram． DPTDSPwasevaluatedbyasimplifiedmodeltestonasemi-sub— mersible．Theresultsshow thattheprogram couldbeusedasamarineresearchtooltoinvestigatethe performanceofthenewlydesignedDPSornewmodulesofthesystem． Keywords：DPS；DPTDSP；timedomainsimulation；marineresearch tool CLCnumber：U661．3 Documentcode：A doi：10．3969j／．issn．1007—7294．2016．06．005 0 Introduction Dynamicpositioningsystem (DPS)hasbeenwidelyusedinoffshoreengineeringoverthe lastfivedecades．AdynamicallypositionedfDP1vesse1isbytheInternationalMaritimeOrga— nization(IMO1andthecertifyingclasssocieties(DNV，ABS，LR，ete．)definedasavesselthat maintainsitspositionandheadingffixedpositi