基于虚拟参考站技术的滑坡高精度位移监测系统设计与实践  

Design and practice of high precision landslide displacement monitoring system based on VRS

作　　者：张鸣之 湛兵 赵文祎 袁旭东 李宏祥 ZHANG Mingzhi;ZHAN Bing;ZHAO Wenyi;YUAN Xudong;LI Hongxiang(China Institute of Geo-Environment Monitoring, Beijing 100081, China;Shanghai Huace Navigation Technology Ltd., Shanghai 201700, China;Shaanxi Institute of Geo-Environment Monitoring,Xi’an,Shaanxi 710054, China)

机构地区：[1]中国地质环境监测院(自然资源部地质灾害技术指导中心),北京100081 [2]上海华测导航技术股份有限公司,上海201700 [3]陕西省地质环境监测总站,陕西西安710054

出　　处：《中国地质灾害与防治学报》2020年第6期54-59,共6页The Chinese Journal of Geological Hazard and Control

基　　金：国家重点研发计划课题:突发性地质灾害多源数据获取与融合技术方法研究(2018YFC1505502);滑坡崩塌大数据监测预警平台研发及示范(2019YFC1509605);高陡斜坡无人机贴近摄影与快速布设监测预警设备研发(2019YFC1509604)。

摘　　要：采用北斗卫星定位技术对滑坡地表位移进行实时监测是构建“人防+技防”地质灾害监测预警体系的有效技术手段。本文梳理了目前北斗位移监测系统的应用现状,分析了“一点一基站”模式在规模化应用中存在的问题,提出了基于虚拟参考站(Virtual Reference Station,VRS)技术的滑坡高精度位移监测系统设计方案,并结合黄土地区滑坡监测预警工作实际需求在陕西省榆林市佳县开展了示范应用,总结出“虚拟基站+自适应解算”的技术路线,为北斗卫星定位技术在地质灾害监测预警中规模化应用提供了实践经验。Using Beidou satellite positioning technology to monitor the surface displacement of landslide in real time is an effective technical means to construct the geological disaster monitoring and warning system based on human’s prevention and technical prevention.The current application status of Beidou displacement monitoring system was summarized,the problems existing in the large-scale application of“one-point-one-reference Station”mode analyzed and the design scheme of landslide high-precision displacement monitoring system based on VRS(Virtual Reference Station)technology was proposed.Besides,Based on the actual needs of landslide monitoring and early warning in loess region,a demonstration application was carried out in Jia County,Yulin City,Shaanxi Province,and the technical route of“virtual reference station+adaptive calculation”was summarized,which provided practical experience for the large-scale application of Beidou satellite positioning technology in geo-hazard monitoring and early warning.

关 键 词：滑坡 监测预警 普适型 北斗卫星 VRS GNSS CORS 

分 类 号：P642.22[天文地球—工程地质学] X85[天文地球—地质矿产勘探]