简介:Amulti-bodycoupleddynamicmodelisdevelopedtosimulatethemotionofaTetheredRemotelyOperatedVehicle(TROV)system.AstrongnonlinearcouplingmotionbetweenumbilicaltetherandROVisdiscussed.ThemovementofROVisconsideredassix-degreesoffreedom.Thelumpedmassmodelisappliedandanaveragedtangentialvectortechniqueisincludedinthethree-dimensionaldynamicresponseequationsofthecable-segments.Themodelcansimulatethethree-dimensionaltransientcoupledmotionofthecomplexmulti-bodysystemintypicalshipmaneuveringconditionsandcanbeusedineitheratowingproblemoratetheredunderwatervehicleproblem.Simulationresultsareseentofitwellwiththeexperiment.