The proposed quasi three-dimensional numerical model in conjunction with the dynamic block-structured grid generation method is applied successfully in the studies on the VIV and FSI problem of the submarine free-span pipelines.

• 本文发展的准三维数值模型与新的动态块结构数值网格技术相结合,被成功应用于海底管线管跨结构涡致耦合振动问题的研究。