一类桥梁横向水平振动固有频率的计算方法

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

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.

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