Evaluation of Large-Scale Composite Bumper System for Bridge Piers

Lu Zhu, Hai Fang, Weiqing Liu

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Large-scale composite bumper system (LCBS) for bridge piers can be used as protection facilities against ship collision. The segment of LCBS is made of glass fiber-reinforced polymer (GFRP) skins, GFRP lattice webs, polyurethane (PU) foam cores, and ceramsite filling materials. In present paper, an in-depth analysis of performance evaluation of LCBS is conducted for a cable stayed bridge using a nonlinear explicit dynamic finite-element analysis program (ANSYS/LS-DYNA). Typical collision cases for both protected and unprotected bridge piers are investigated. The maximum impact force and impact duration are discussed in detail. The simulation results indicate that LCBS can effectively increase the impact time of ship-bridge collision and significantly reduce the peak collision forces. Overall, the LCBS provides a new idea to the design of anti-collision system for waterway bridges.

源语言英语
主期刊名International Collaboration in Lifeline Earthquake Engineering 2016 - Proceedings of the 7th China-Japan-US Trilateral Symposium on Lifeline Earthquake Engineering
编辑Masakatsu Miyajima, Jie Li, Liping Yan, Xiaoqiu Ai, Craig A. Davis, Haizhong Wang
出版商American Society of Civil Engineers (ASCE)
9-13
页数5
ISBN(电子版)9780784480342
DOI
出版状态已出版 - 2016
活动7th China-Japan-US Trilateral Symposium on Lifeline Earthquake Engineering - Shanghai, 中国
期限: 1 6月 20164 6月 2016

出版系列

姓名International Collaboration in Lifeline Earthquake Engineering 2016 - Proceedings of the 7th China-Japan-US Trilateral Symposium on Lifeline Earthquake Engineering

会议

会议7th China-Japan-US Trilateral Symposium on Lifeline Earthquake Engineering
国家/地区中国
Shanghai
时期1/06/164/06/16

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