基于影响矩阵法的系杆拱桥合理成桥吊杆张拉力的确定

Determination of Reasonable Finished Hanger Force of Tied Arch Bridge Based on the Influence Matrix Method

文章分析了目前常用的确定系杆拱桥合理成桥状态的方法,基于影响矩阵理论,运用刚性吊杆法和自动调索法确定系杆拱桥的合理成桥状态下吊杆张拉力的计算方法,并以无锡下甸桥工程为例验证了方法的准确性和适用性。

In this paper,the common methods for reasonable finished state of tied arch bridge are analyzed,the calculation method combing with rigid hanger method and automatic adjustment cable force method based on influence matrix theory is proposed. Taking Xiadian bridge engineering as an example,its accuracy and applicability are verified.