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1、HarbinEngineeringUniversityMasterDegreeDissertationbasicallyaSAR33withincreaseoflengthto43metersanddisplacementof270tonswiththesal／lemaximumspeedof36knots．France，Italy，SpainandothercountriesintheEuropeanunionhaveanexperienceofconstructingdeep-veeshapedhulllongerthan100metersan
2、dcruisingspeedgreaterthan40knotsandhaveahighcostbenefitsratio．ExpertsbelievethatthistypeofshipsCanreach50knotsofcruisingspeedwithamediumcosteffectivenessratio．Latelyinthe1990，large·scaledevelopmentandapplicationofdeep-Vhullhasmadeanamazingprogress．Italy，F(xiàn)rance，SpainandJapanhav
3、eproduced1,000tonsofdeep-veehigh—speedferry．SuchasFrance’S1I，000一typesinglecarandpassengerferry，lengthof102m，width15m，draft2．4m，550passengers，148carssetout，thehostof4high—speeddieselengines，power4×5998kW，4setsofwaterjetpropulsiondeviceinstalled，withthemaximumspeedof40kn．Thedee
4、p-veeprincipleCanalsobeappliedtodisplacementmonohullsliketheBritishprojectforastealthfrigate”SeaWraith”，F(xiàn)igure．1．1，theUSnavyprojectDD21”Zumwalt”classdestroyer，F(xiàn)igure．1．2，theGermanMTGprojectofa7000tfrigate，F(xiàn)igure1．3，andthewave-piercingnavypatrolboattheVSV(veryslendervessel)from
5、ParagonMannLtd．，F(xiàn)igure．1．4．[2]．Figure1．1UKStealthfrigatestudy“SeaWraith”【2]3Figure1．2DD21”Zumwalt”classdestroyer(www．dd21．goldteam．tom)HarbinEngineeringUniversityMasterDegreeDissertationFigure1．3WavepiercerfrigatestudyMTG[2】Figure1．4VSVParagonMann(www．halmatic．CO．uk)Allresearc
6、hdatapointstousinghullswithveesectionsinsteadofU—sectionstosatisfyseakeepingrequirements，itisonthatfindingthatthetermDeepVeeHullformshavebecomemaininterestofthisstudy．1．3ScopeoftheworkTheobjectiveofthepresentworkistodevelopamethodtogetbetterseakeepingcharacteristicsforadeep-·v
7、eedestroyerhullformandfromthevarioustypesofdeep··veehullform；thedestroyerhavebeenchoosetobeassessedonthistask．Initially，parenthullischosenandassesstheresistance，stabilityandseakeepingcharacteristicsbyMaxsurfsoftwaresavailableinMarineTechnologyDepartment．Fromthat，thevariousvari
8、antshulliscreatedandestimatingtheresistance，stabilityandseake
