简介：

简介：Correspondingtotheslidingandtheoverturningfailure,theelementarymotionmodesofcaissonbreakwaterincludethehorizontal-rotationaloscillationcoupledmotion,thehorizontalsliding-rotationaloscillationcoupledmotion,thehorizontalvibrating-upliftrockingcoupledmotion,andthehorizontalsliding-upliftrockingcoupledmotion.Themotionmodeofacaissonwilltransformfromonetoanotherdependingonthewaveforcesandthemotionbehaviorsofthecaisson.Thenumericalmodelsoffourmotionmodesofcaissonaredeveloped,andthenumericalsimulationprocedureforjointmotionprocessofvariousmodesofcaissonbreakwaterunderwaveexcitationispresentedandtestedbyaphysicalmodelexperiment.Itisconcludedthatthesimulationprocedureisreliableandcanbeappliedtothedynamicstabilityanalysisofcaissonbreakwaters.