摘要
文章介绍了模态分析的基本概念,详细阐述了环境激励下的桥梁模态参数的识别方法和具体的试验方法,通过对工程实例的实测数据的分析处理,并与所建模型设计参数的对比,对桥梁的动态性能做出评价。
The paper presents the basic concept of modal analysis ,elaborates the identification methods for modal parameters of the bridge based on ambient excitation,expounds specific test methods .By the analysis of experimental data processing of engineering instance ,and contrasting design parameters with the model ,makes evaluation about the dynamic performance of the bridge.
出处
《建筑监督检测与造价》
2012年第2期17-20,共4页
Supervision Test and Cost of Construction
关键词
连续梁桥
模态分析
环境激励
参数识别
Continuous Beam Bridge
modal analysis
ambient excitation
parameter identification
