城市轨道交通地下结构性能演化与感控基础理论综述  

Review on fundamental theory for the performance evolution and sensing-control of urban metro structures

作　　者：朱合华[1] 王曙光[2] 彭立敏[3] 黄宏伟[1] 朱宏平[4] 吴波[5] 白廷辉 ZHU Hehua;WANG Shuguang;PENG Limin;HUANG Hongwei;ZHU Hongping;WU Bo;BAI Tinghui(College of Civil Engineering, Tongji University, Shanghai 200092, China;College of Civil Engineering, Nanjing Tech University, Nanjing 211800, China;College of Civil Engineering, Central South University, Changsha 410083, China;College of Civil and Hydraulic Engineering, Huazhong University of Science and Technology, Wuhan 430074, China;College of Civil Engineering and Transportation, South China University of Technology, Guangzhou 511442;Shanghai Shentong Metro Co. Ltd., Shanghai 201102, China)

机构地区：[1]同济大学土木工程学院,上海200092 [2]南京工业大学土木工程学院,江苏南京211800 [3]中南大学土木工程学院,湖南长沙410083 [4]华中科技大学土木与水利工程学院,湖北武汉430074 [5]华南理工大学土木与交通学院,广东广州511442 [6]上海申通地铁集团,上海201102

出　　处：《南京工业大学学报（自然科学版）》2021年第3期273-283,310,共12页Journal of Nanjing Tech University(Natural Science Edition)

基　　金：国家重点基础研究发展计划(973计划,2011CB013800)。

摘　　要：针对地下结构性能演化机制难清、健康状态难知以及地下结构损坏极其难修等工程科学难题,研究人员通过国家“973计划”项目“城市轨道交通地下结构性能演化与感控基础理论”系统研究动态服役环境中地下结构材料全寿命期性能演化机制、地下结构性能与环境耦合作用机制、超长线状地下结构状态智慧感知理论与方法、动态时空环境效应下的地下结构健康诊断与服役性能预知理论、地下水环境下的结构智能自修复与加固理论、地下结构健康服役的数字化保障与控制体系等,在地下结构全寿命期性能演化多尺度模型与预测方法、超长线状地下结构的智慧感知与损伤识别方法、地下结构管片的混凝土自修复与加固方法以及地下结构健康服役的数字化保障与控制体系4个方面取得代表性成果,并应用于多项重大工程,实现了地下结构服役状态的可知、可控,为轨道交通地下结构长寿命健康服役提供理论和技术保障。In order to solve the difficulties in clarifying the performance evolution mechanism of underground structure,the health state and the damage state of underground structure,some issues are discussed in the national“973 plan”project“Fundamental the heory for The Performance Evolution and Sensing-Control of Urban Metro Structures”,including the evolution mechanism of underground structure material life cycle performance in dynamic service environment,coupling mechanism between underground structure performance and environment,intelligent perception theory and method of overlong linear underground structure state,health diagnosis and service performance prediction theory of underground structure under dynamic space-time environment effect,intelligent self-healing and reinforcement theory of underground structure,intelligent self-healing and reinforcement theory of underground structure and digital guarantee and control system of underground structure health service.Representative achievements have been achieved in following aspects:multi scale model and prediction method of structural performance evolution of underground structure materials under multi factor coupling,intelligent perception and damage identification method of overlong linear underground structure,self repairing and strengthening method of concrete segments of underground structure and digital guarantee and control system for underground structure health service.These achievements have been applied to a number of major projects,realizing the knowledge and control to the service state of underground structure,and providing theoretical and technical support for long-life and healthy service of underground structure of rail transit.

关 键 词：城市轨道交通 地下结构 性能演化 健康服役 混凝土自修复 

分 类 号：TV554[水利工程—水利水电工程] U45[建筑科学—桥梁与隧道工程]