融合定位及三维激光扫描技术获取地下空间数据的应用研究  

Application of Fusion Location and 3D Laser Scanning Technology to Obtain Underground Space Data

作　　者：李照永 侯至群 何江龙 陈厚元 Li Zhaoyong;Hou Zhiqun;He Jianglong;Chen Houyuan(Kunming Management Office of Urban Underground Space Planing,Kunming 650041,China)

机构地区：[1]昆明市城市地下空间规划管理办公室,云南昆明650041

出　　处：《城市勘测》2022年第1期174-178,183,共6页Urban Geotechnical Investigation & Surveying

摘　　要：引进目前在GNSS&IMU&SLAM技术融合集成上处国际领先的Pegasus:Backpack移动背包扫描系统,分别在城市轨道交通、综合管廊等典型地下空间场景进行数据获取,研究了GNSS&IMU&SLAM融合定位及三维激光扫描技术在地下空间信息化数据获取中的应用,得出了数据获取过程关键工作要点、影响因素及优化处理措施,形成了高效的数据获取方案及流程,实现了快速、高精度、全要素的地下空间数据获取,为地下空间数据获取提供了一种新的技术手段和方案。The introduction of the current GNSS&IMU&SLAM technology fusion integration in the international leading Pegasus:Backpack scanning system,comprehensive utility tunnel in urban rail transit,such as data acquisition,a typical underground space setting studied GNSS&IMU&SLAM fusion positioning and 3d laser scanning technology in the application of underground space information data acquisition,data acquisition process key work points are drawn,influencing factors and optimization measures,to form the efficient data acquisition and process,realize the fast,high precision,all elements of the underground space data acquisition,for underground space data acquisition provides a new technical method and scheme.

关 键 词：融合定位 地下空间 数据获取 关键要点 优化处理 

分 类 号：P225.2[天文地球—大地测量学与测量工程]