超长跨距精轧过桥的设计与分析  

Design and Analysis of Ultra-long Span Finishing Rolling Bridge

作　　者：方建忠[1] 张陆鹏 雷刚[1] 李盛[1] 张勇[1] 郑恋 FANG Jianzhong;ZHANG Lupeng;LEI Gang;LI Sheng;ZHANG Yong;ZHENG Lian

机构地区：[1]中冶赛迪工程技术股份有限公司,重庆400013 [2]攀钢集团攀枝花钢钒有限公司,四川攀枝花617065

出　　处：《中国重型装备》2024年第4期133-139,共7页CHINA HEAVY EQUIPMENT

摘　　要：详细介绍了攀钢1450 mm热轧精轧机组的改造方案,并重点探讨了超长跨距精轧过桥的设计和分析,就改造项目的特点结合施工方案,指出影响超长跨距精轧过桥设计的主要因素,并对该过桥开展了静态校核、模态和谐响应等动态响应特性分析,形成一套行之有效的用于临时过桥设计的流程和方法。This article provides a detailed introduction to the renovation project of the 1450mm HSM at Pan Steel,with a focus on the design and analysis of the ultra-long bridge for finishing mill construction.Based on the characteristics of the renovation project and the construction plan,point out the main factors which affect the design of the ultra-long bridge,and verified the strength and stiffness,analyzed the dynamic response characteristics of the bridge,such as modal analysis and harmony response analysis,and develop an effective process and method for temporary bridge design.

关 键 词：精轧 过桥 超长跨距 设计 有限元分析 

分 类 号：TU318[建筑科学—结构工程]