船桥碰撞中桥墩防撞装置性能研究  

Study on pier protective device under collision of ship and bridge

作　　者：肖波[1] 李军[1] 

机构地区：[1]武汉理工大学交通学院,湖北武汉430063

出　　处：《水运工程》2010年第3期17-20,共4页Port & Waterway Engineering

摘　　要：利用ANSYS/LS-DYNA显示非线性有限元软件,对天兴洲大桥某桥墩的防撞装置进行了船-防撞装置碰撞模拟,分析防撞装置在碰撞中结构的损伤情况和各构件的吸能特性,结合计算结果,对防撞装置提出合理的改进意见,以提高防撞装置的防撞性能。An explicit non-linear dynamics finite element software ANSYS/LS-DYNA was applied to simulate the process of collision between a cargo boat and a pier of Tianxingzhou Bridge equipped with a protective device.The structure damage in collision and the energy absorption characteristics of each component of the protective device were analyzed.Combining the calculation result,some reasonable suggestions for improvement were proposed in order to increase the crashworthiness of the anti-collision device.

关 键 词：显示非线性有限元 碰撞 防撞装置 数值模拟 

分 类 号：U443.26[建筑科学—桥梁与隧道工程]