力学与实践 ›› 2002, Vol. 24 ›› Issue (2): 0-0.DOI: 10.6052/1000-0992-2001-017

• 应用研究 •    

一类桥梁横向水平振动固有频率的计算方法

李鸿光 张建武   

  1. 东北大学机械工程学院 上海交通大学机械工程学院 200030 hgli@mail1.sjtu.edu.cn
  • 收稿日期:2001-01-09 修回日期:1900-01-01 出版日期:2002-04-10 发布日期:2002-04-10

A COMPUTATIONAL METHOD FOR NATURAL FREQUENCY OF HORIZONTAL OSCILLATION OF STEEL BRIDGE

  • Received:2001-01-09 Revised:1900-01-01 Online:2002-04-10 Published:2002-04-10

摘要: 提出计算上承式铁路桥梁横向水平振动固有频率的新方法,考 虑了平联布置、主梁尺寸等多种因素的影响. 与有限元分析得到频率 值的比较表明,该方法简单可靠.

关键词: 钢桥,横向振动,固有频率,计算方法

Abstract: A new method is proposed to calculate the natural frequency of horizontal oscillation of a kind of steel railway bridge. The comparison of the results using this method and finite element analysis indicates that the method is simple and valid.

Key words: steel bridge, horizontal oscillation, natural