【摘要】 简要回顾了大跨桥梁健康监测的发展历程。结合润扬长江大桥健康监测系统,介绍了枯梁健康监测系统的组成、监测内容、功能及特点。重点对蒙特卡罗法、层次分析法、模湖理论、神经网络和遗传算法等桥梁结构常用的状态评估方法进行了介绍了比较。最后阐述了健康监测领域今后的主要研究问题和发展方向。更多还原

【Abstract】 In this paper,the development history of health monitoring for long span bridges is briefly reviewed.Combined with the health monitoring system on Runyang bridge,the components,monitoring contents,functions and characteristics of the health monitoring system for bridges are in troduced.then,the traditional methods in bridges condition assessment are especially in troduced and compared,including Monte Carlo Method,analytical hierarchy process,fussy theory,arˉtificial neural network and genetic algorithm,etc.In the end,the important problems and development direction in future researches are pointed out.更多还原