雄安站屋盖钢结构无线健康监测系统设计与开发  

Design and development of wireless health monitoring system for roof steel structure of Xiong’an Railway Station

作　　者：罗尧治[1] 赵靖宇 范重 宋志文 沈雁彬[1] 蔡朋程 张宇 朱丹 LUO Yaozhi;ZHAO Jingyu;FAN Zhong;SONG Zhiwen;SHEN Yanbin;CAI Pengcheng;ZHANG Yu;ZHU Dan(Space Structures Research Center,Zhejiang University,Hangzhou 310058,China;China Architecture Design and Research Group,Beijing 100044,China;China Railway Design Corporation,Tianjin 300308,China)

机构地区：[1]浙江大学空间结构研究中心,杭州310058 [2]中国建筑设计研究院有限公司,北京100044 [3]中国铁路设计集团有限公司,天津300308

出　　处：《建筑结构》2021年第24期21-25,12,共6页Building Structure

基　　金：十三五国家重点研发计划(2017YFC0806100)。

摘　　要：雄安站屋盖呈椭圆形平面,长轴为450m,短轴为355.5m,其主体结构采用大跨度空间钢结构体系。为了探究该屋盖结构实际受力与变形状态,提高结构运营期间的安全性,设计并开发针对雄安站屋盖结构的无线健康监测系统。详细介绍传感器选型和测点布设方案,建立以应变、位移和温度传感器为基础的全方位结构健康监测感知层,构建以传感器节点、通信路由节点与基站进行数据信息交互的树形网络拓扑传输层,开发集成数据查询、设备管理和报警维护等多种功能的结构监测智慧平台分析层。现场实测数据的分析结果验证了该无线健康监测系统的有效性。该无线健康监测系统的应用,实现了对结构状态的实时掌握,有助于保障雄安站的安全运维。The roof of Xiong’an Railway Station is elliptical in plan,with a long axis of 450 m and a short axis of 355.5 m,and its main structure is a large-span space steel structural system.In order to investigate the actual force state and deformation of this roof structure and improve the safety of the structure during operation,a wireless health monitoring system was designed and developed for the steel structure of Xiong’an Railway Station.The sensor selection and measurement point deployment plan were introduced in detail,and an all-round structural health monitoring sensing layer based on strain,displacement,and temperature sensors was established.A tree network topology transmission layer was built with sensor nodes,communication routing nodes and base stations for data information interaction.And a structural monitoring cloud platform analysis layer with integrated data query,equipment management,alarm maintenance and other functions was developed.The analysis results of the field-measured data verify the effectiveness of this wireless health monitoring system.The application of this wireless health monitoring system realizes the real-time mastering of the status of the structure,which contributes to guaranteeing the safe operation and maintenance of the Xiong’an Railway Station.

关 键 词：雄安站 健康监测 无线监测系统 大跨空间钢结构 

分 类 号：TU393.3[建筑科学—结构工程]