结构强震观测与评估研究现状与展望  

STATE-OF-THE-ART REVIEW ON STRUCTURAL SEISMIC MONITORING AND ASSESSMENT OF BUILDING STRUCTURES

作　　者：单伽锃 王律己 余桦 苏金蓉 SHAN Jia-zeng;WANG Lü-ji;YU Hua;SU Jin-rong(College of Civil Engineering,Tongji University,Shanghai 200092,China;Shanghai Institute of Intelligent Science and Technology,Tongji University,Shanghai 200092,China;Seismological Bureau of Sichuan Province,Sichuan 610041,China)

机构地区：[1]同济大学结构防灾减灾工程系,上海200092 [2]同济大学上海智能科学与技术研究院,上海200092 [3]四川地震局,四川610041

出　　处：《工程力学》2022年第11期1-12,共12页Engineering Mechanics

基　　金：国家自然科学基金项目(51878483);工程结构性能演化与控制教育部重点实验室开放基金项目(2019KF-6);同济大学土木工程高峰学科学科交叉类合作基金项目(2021-CE-03)。

摘　　要：结构强震观测系统是揭示工程系统抗震行为、评估结构灾后安全性能的一项重要技术,在世界范围内得到了广泛的发展与应用。介绍该观测系统的组成及历史发展,统计国内外典型建筑结构强震观测实例,并分析现有结构强震观测系统的局限性。阐述了强震观测到安全评估的内在逻辑,在此基础上,对Van Nuys酒店长期服役状态与性能评估中的数据挖掘方法进行了综述,并深入分析了当前数据研究与评估方法存在的问题。结合现有国内外研究现状与发展趋势,对未来工程结构强震观测数据的分析挖掘与安全评估进行了展望。Seismic monitoring of structures has been an important technology for investigating the real-world behaviors of structures and for assessing the seismic performance of structures.The fundamental components and historical development of monitoring systems are firstly introduced.Through illustrating case studies of seismic monitoring of structures around the world,the practical limitations of existing systems are discussed followingly.The relationship between seismic structural monitoring and safety assessment is revealed.The data mining technology and performance assessment methods during the long-term monitoring life of Van Nuys Hotel are summarized with key issues highlighted.The future development of monitoring,of analysis and of assessment for the engineering structures is finally presented.

关 键 词：强震观测 结构抗震 综述 系统识别 抗震性态 

分 类 号：P315.9[天文地球—地震学]