三维激光扫描技术在海岸地貌演变实验中的应用  

Application of 3D laser scanning technology in coastal geomorphic evolution experiment

作　　者：吴浩[1] 孙家文[2] 房克照[1] 范子初 WU Hao;SUN Jiawen;FANG Kezhao;FAN Zichu(State Key Laboratory of Coastal and Offshore Engineering,Dalian University of Technology,Dalian 116023,China;National Marine Environmental Monitoring Center,Dalian 116023,China;Qinhuangdao Marine Environment Monitoring Center of State Oceanic Administration,Qinhuangdao 066002,China)

机构地区：[1]大连理工大学海岸和近海工程国家重点实验室,辽宁大连116023 [2]国家海洋环境监测中心,辽宁大连116023 [3]国家海洋局秦皇岛海洋环境监测中心站,河北秦皇岛066002

出　　处：《实验技术与管理》2021年第5期60-64,共5页Experimental Technology and Management

基　　金：国家重点研发计划项目(2019YFC1407700);国家自然科学基金项目(52071057);海岸和近海工程国家重点实验室仪器设备改造与研制专项(LE2002)。

摘　　要：该文研究了海岸地貌演变实验的大尺度地形模型测量面临的问题,提出引入三维激光扫描技术进行大范围地形快速高精度测量的解决方法,介绍了三维激光扫描技术以及点云数据处理和分析方法。通过开展海岸演变模型实验,利用自主开发的点云数据处理软件得到等高线、剖面图、侵蚀量等实验结果。该技术的应用大幅提升了水动力动床模型测量工作效率和结果可靠性。In this paper, the problems of large-scale terrain model measurement in coastal geomorphology evolution experiment are studied, the solution of introducing 3 D laser scanning technology for large-scale terrain rapid and high-precision measurement is proposed, and the 3 D laser scanning technology and point cloud data processing and analysis methods are introduced. Through the experiment of the coastal evolution model, the contour, profile, erosion amount and other experimental results are analyzed by using the self-developed point cloud data processing software. The application of this technology greatly improves the efficiency and reliability of hydrodynamic moving bed model measurement.

关 键 词：三维激光扫描 海岸演变 模型实验 点云数据分析 

分 类 号：G642.0[文化科学—高等教育学]