船舶结构规范设计VIP

DNVHULLRULESSTRUCTUREDESIGNPRINCIPLES,byPerLersbryggenWaigaoqiaoApril2002,ClassandRegisterNotations,ConstructionSymbolMainCharacterofClassServiceRestrictionNotation,MainClass,+1A1R4TankerforOilEo,AdditionalClass,EquipmentandsystemNotationsServiceandTypeNotations,RegisterNotations,informationregardingspecialfeatures,Wave-inducedMotionsandAccelerations,ShipMotions,(1)Roll,(2)Pitch,(3)Yaw,(4)Heave,(5)Surge,(6)Sway,ar,ap,az,ax,ay,CombinedAccelerationPt.3.1.4B203-B801,commonaccelerationparameter,AccelerationDistribution,StrengthControlUltimateStrengthBucklingStrengthYieldingStrengthFatigueStrength,MaterialDesignation(Pt.3.1.2B201-203),MaterialClasses(Pt.3.1.2B204&B300),Deckstrakeatlongitudinalbulkhead.3),Stringerplateinstrengthdeck2),Sheerstrakeatstrengthdeck.2),Bilgestrake.4),*Singlestrakebreadthb=800+5L(mm),max.1800mm,2)TobeofclassVwithin0.4Lamidshipsinshipwithlengthexceeding250m3)inshipswithbreadthexceeding70m.atleast3deckstrakestobeclassIV.4)MaybeofclassIIIinshipswithadoublebottomoverthefullbreadthandwithlengthlessthan150m.,1)Platingatcornersoflargehatchopeningstobespeciallyconsidered.ClassIVorVtobeappliedinpositionswherehighlocalstressesmayoccur.NormallyclassIVwillberequiredforordinarydrycargoandbulkcarriers.classVforopentypebulkcarriersandcontainervessels.,T.W.T,DesignPressureandForces,SeaPressureFulltankpressurePartially-filledtankpressureHeavyunitFloodingpressure,WaveCoefficient(Pt.3.1.4B201&202),SeaPressures(Pt.3.1.4C200),Externalpressure-p-(kN/m2),p(0.5-0.7)L,p(0.80)L,p(0.85)L1993Pt.3Ch.1Sec.4C201p(0.90)L,p(0.90)L,p(FP)DTP-233Ler.1993,WeatherDeckForward,Pt.3.1.4C200,BottomSlamming,BowImpact,Pt.3.1.7E300,Pt.3.1.6H200,FlatBottom,FullTankPressures(Pt.3.1.4C301&302),1Verticalacceleration2Rolling3Pitching4Overflow5Tanktest,etc.,Partial-fillingtankpressures(Pt.3.1.4C303-310),l,L,(A)Whenl=0.13L(B)When0.13Ll=tw(mm),forallothergirders,forbottom&deckgirders,Z/1000(cm3),Z=requiredsectionmodulusofthegirder(cm3),a(mm),Girder-Flanges(MinimumReq.),Effectivecurved-flange(Pt.3.1.3.C407),Ae=ktfbf(mm2),Effectivegirder-webSheararea(Pt.3.1.3C500),AW=0.01hntw=0.01(hn1+hn2)(cm2),AW=0.01hntw+1.3AFlssin2sin(cm2),SpacingofStiffenersinWeb(Pt.3.1.3C602),VerticalStiffeners,SV,(Web-PlateStability),tw-tk(mm),Spacingofstiffeners(m),HorizontalStiffeners,(Web-PlateStability),tw-tk(mm),Spacingofstiffeners(m),TrippingBrackets(Pt.3.1.3C607-608),BottomtransverseDecktransverseStringer,Longitudinalgirder,bottom3)Longitudinalgirder,deck,Sideandlongitudinalbulkheadvertical3)Transversetightbulkheadvertical,Transversewashbulkheadvertical,0,1,2,3,0,10,20,30,lt(m),A(cm2),StiffenerBuckling,N.A,SAG,HOG,MS+MW,ZD,MS+MW,ZD,min.30f1,HullGirderStresses(al)toCheckBucklingStrength(Pt.3.1.14B205),Stiffener-LateralBuckling(Pt.3.1.14C200),P,PillarForce,Stiffener-TorsionalBuckling(Pt.3.1.14C300),=0.9ingeneral=085whentheadjacentplatingisallowedtobuckleintheelasticmode,accordingtoB207,WebandFlangeBuckling(Pt.3.1.14C400),WEB:,=0.9ingeneral=085whentheadjacentplatingisallowedtobuckleintheelasticmode,accordingtoB207,FLANGE:,tf=0.1bf+tk(mm),SpecialRequirements,Stiffenersupportingplate(Pt.3.1.14C501),l,Girdersupportingstiffener(Pt.3.1.14C502),MinimumThickness,MinimumThickness,L1=LMax.300m,StrakeBreadth,SheerStrake,KeelPlate,PlateL.W.OLong.BHD,BilgePlate,MinimumsideShellThickness(Pt.3.1.7C103),S.W.L.-Plan,0.9B,B,0.6B,S.W.L.+0.25T(Min.2.3m),LowestTB,MinimumLong.BHDThickness(Pt.3.1.9C104),Welding,ContinuousFleetWelds-General(Pt.3.1.12C100&C300),TableC1Weldfactorc.,104Innocasethethroatthicknessoffilletweldsistobetakenlessthangiveninthefollowingtable:,forChain/Staggered,FilletandpenetrationWelds(Subjecttohightensilestresses)(Pt.3.1.12C200),LongitudinalStrength,HullGirderStrengthCriteria,Yielding:L235(N/mm2):Z,StillWaterBendingMoment(Pt.3.1.5B103),Ms=kSMMSO(kNm)MSO=-0.065CWL2B(CB+0.7)insagging=CWL2B(0.1225-0.015CB)inhogging,SignConventionsforShearforce&BendingMoment,WaveBendingMoment(Pt.3.1.5B201),MW=kWMMWO(kNm)MWO=-0.11CWL2B(CB+0.7)insagging=0.19CWL2BCBinhogging,kwm,SectionModulus(Pt.3.1.5C302&303),Deduction-FreeOpeningsforCalculationofActualZ,StillwaterShearForce(Pt.3.1.5B105),LC1,LC2,LC3,WaveShearForce(Pt.3.1.5B203),Positive:Qwp=0.3KwqpCwLB(CB+0.7)(kN)Negative:Qwn=-0.3KwqnCwLB(CB+0.7)(kN),HullGirderShearStrength(Pt.3.1.5D101-401),Ex.BulkCarrier=0.5=110f1,Alt.LoadDep.,ShearForce(Qs)LimitW.R.T.SideorD.B.Skin,Strengtheninginwayoftransversestringers.