基于SLAM(即时定位与地图构建)技术的三维激光扫描测量方法  

Three-dimensional Laser Scanning Measurement Method on SLAM Technology(Simultaneous Localization and Mapping)

作　　者：季杰 邵华 JI Jie;SHAO Hua(Track Works Branch of Shanghai Metro Maintenance Support Co.,Ltd.,200233,Shanghai,China)

机构地区：[1]上海地铁维护保障有限公司工务分公司,上海200233

出　　处：《城市轨道交通研究》2024年第S01期97-102,共6页Urban Mass Transit

基　　金：上海市科技创新行动计划技术标准项目(22DZ2206200)。

摘　　要：[目的]为解决传统测量方式在城市轨道交通地下车站测量中的困难,提出了基于SLAM(即时定位与地图构建)技术的三维激光扫描测量方法。[方法]介绍了SLAM技术,以及基于该技术的外业作业流程和内业数据处理流程;结合上海游泳馆和某地铁站测量项目,介绍了基于SLAM技术的三维激光扫描测量方法的应用效果。[结果及结论]该测量方法设备便携,测量精度高,可以避免在地下测量中信号丢失,可用于复杂的地下空间测量,测量数据可与CAD等制图软件结合应用,目前已在城市轨道交通地下车站测量中得到广泛应用。[Objective]To address the challenges of conventional measurement methods in urban rail transit underground station measurement,a three-dimensional laser scanning measurement method based on SLAM(simultaneous localization and mapping)technology is proposed.[Method]SLAM technology is introduced,along with the fieldwork process and data processing flow based on this technology.Combined with measurement projects at Shanghai Natatorium and a certain metro station,the application effect of the three-dimensional laser scanning measurement method based on SLAM technology is presented.[Result&Conclusion]The measurement method is portable and provides high measurement accuracy,thereby avoiding signal loss in underground measurements and can be used for complex underground space measurements.The measurement data can be integrated with CAD and other drafting software.At present,it has been widely applied in the measurement of urban rail transit underground stations.

关 键 词：城市轨道交通 地下车站 SLAM技术 扫描测量 

分 类 号：TU198[建筑科学—建筑理论] U231.4[交通运输工程—道路与铁道工程]