Civil and Hydraulic Engineering Frontier Experiment Learning Logs project 4 fluid-solid coupling,the new structure type of the composite floating breakwater. 7.Support (1)National Natural Science Foundation of P.R.China,"The numerical simulation of the stability of the armor layers under the action of waves "2011.1-2014.12. (2)National Natural Science Foundation of P.R.China,"Investigation on the hydrodynamics of composite open type breakwater",2009.1-2011.12. (3 )Cooperation project,"Hydraulic Model Test for composite floating breakwater in Xiamen Wuyuan Bay",2012.5-2012.7. Wave flume Force sensors Wave gauge 09