测绘通报 ›› 2025, Vol. 0 ›› Issue (7): 138-141.doi: 10.13474/j.cnki.11-2246.2025.0722

• 技术交流 • 上一篇    下一篇

无人机机载激光雷达在沿海吹填量计算中的应用

王如政, 吕立蕾, 任晓东   

  1. 天津海事测绘中心, 天津 300222
  • 收稿日期:2024-12-25 发布日期:2025-08-02
  • 通讯作者: 吕立蕾。E-mail:lllei-0011@163.com
  • 作者简介:王如政(1969—),男,正高级工程师,主要研究方向为航海保障新技术。E-mail:tjhcwiz@126.com

Application of UAV airborne LiDAR in the calculation of reclamation volume in coastal reclamation areas

WANG Ruzheng, Lü Lilei, REN Xiaodong   

  1. Tianjin Hydrographic Center, Tianjin 300222, China
  • Received:2024-12-25 Published:2025-08-02

摘要: 为解决沿海吹填区人工测量困难,测量点精度和密度无法满足高精度吹填量计算需求,本文结合实际案例,采用无人机机载激光雷达点云数据进行吹填量计算,提出了一套适用于沿海吹填区无人机机载激光雷达点云分类、高精度数字高程模型(DEM)建模及吹填量计算的完整技术流程,具有较强的可参考性。结果表明,无人机激光雷达技术能够高效解决沿海吹填工程高精度吹填量计算问题,具有显著的应用优势和广阔的发展前景。

关键词: 无人机, 激光雷达, 点云分类, DEM, 吹填量计算

Abstract: In order to solve the difficulties of manual surveying of coastal reclamation areas,the accuracy and density of points can not meet the needs of high-precision reclamation calculation,this paper uses the UAV airborne LiDAR point cloud to calculate the reclamation amount and presents a complete technical flow which is suitable for UAV airborne LiDAR point cloud classification,high precision digital elevation model modeling and calculation of the amount of blow fill in coastal reclamation area.The results show that the UAV LiDAR technology can effectively solve the problem of high-precision calculation of the amount of blow fill in coastal reclamation projects,and has significant application advantages and broad development prospects.

Key words: unmanned aerial vehicle, LiDAR, point cloud classification, DEM, reclamation volume calculation

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