简介：Sincetheresearchofflareslammingpredictionisseldomwhenparametricrollinghappens,wepresentanefficientapproximationmethodforflareslamminganalysisoflargecontainershipsinparametricrollingconditions.Weadopta6-DOFweaklynonlineartimedomainmodeltopredicttheshipmotionsofparametricrollingconditions.Unlikepreviousflareslamminganalysis,ourproposedmethodtakesrollmotionintoaccounttocalculatetheimpactangleandrelativeverticalvelocitybetweenshipsectionsonthebowflareandwavesurface.WeusetheWagnermodeltoanalyzetheslammingimpactforcesandtheslammingoccurrenceprobability.Throughnumericalsimulations,weinvestigatethemaximumflareslammingpressuresofacontainershipfordifferentspeedsandwaveconditions.Tofurtherclarifythemechanismofflareslammingphenomenainparametricrollingconditions,wealsoconductreal-timesimulationstodeterminetherelationshipbetweenslammingpressureand3-DOFmotions,namelyroll,pitch,andheave.