2023.3,3(2)|工程建造与维护跨湖特大桥智能型支座应用研究——以南京石臼湖特大桥为例徐衍亮(南京市公路事业发展中心,江苏南京210000)摘要:智能支座作为一种对使用状态和病害进行高精度实时检测的桥梁支座产品,弥补了传统人工观测方式可能出现的精度低、可靠性差等问题,实现了对桥梁潜在风险的监测与预警。根据南京石臼湖特大桥管养中智能型支座的应用实践,总结了公路桥梁管养过程中的支座病害类型与原因,介绍了自行研发的智能型支座的结构、技术特点和功能特性,对应用过程中采用的数据进行汇总分析研判,从桥梁日常管养角度提出智能型支座数据与病害的对应关系,以期通过分享智能支座应用经验,在提升交通行业桥梁管养水平,保证行车安全方面有所裨益。关键词:桥梁;智能支座;病害;精准检测Researchontheapplicationofintelligentbearingforlakecross⁃ingsuperlargebridge:acasestudyofShijiuhuSuperLargeBridgeinNanjingXUYanliang(NanjingHighwayDevelopmentCenter,Nanjing210000,China)Abstract:Asaproductofhigh-precisionreal-timedetectionofbridgeperformance,intelligentbearingmakesupfortheproblemsoflowprecisionandpoorreliabilitythatmayoccurintraditionalmanualob⁃servation,andrealizesthepredictionofpotentialrisksofbridge.Basedontheapplicationpracticeofin⁃telligentbearingpipemaintenanceofNanjingShijiuhuBridge,thispapersummarizestypesandcausesofthebearingdiseaseintheprocessofhighwaybridgepipemaintenance,introducesthefunction,structureandtechnicalcharacteristicsofintelligentbearingdevelopedbyourselves.Thedatausedintheapplicationprocessaresummarized,analyzedandjudged,andputsforwardthecorrespondingrela⁃tionshipbetweenintelligentbearingdataanddiseasefromtheperspectiveofdailybridgepipemainte⁃nance.Itisexpectedthatbysharingtheapplicationexperienceofintelligentbearings,itwillbebenefi⁃cialtoimprovethelevelofbridgemanagementinthetrafficindustryandensuredrivingsafety.Keywords:bridge;intelligentbearing;disease;accuratedetection引言公路桥梁是交通运输系统的重要组成部分,在整个交通运输网络中发挥着至关重要的作用。桥梁中的支座是桥梁承重、转动和位移的主要构件,被喻为“桥梁关节”,也是桥梁中最容易出现磨损、疲劳和中图分...