固态激光雷达传感器技术及无人机载测深应用  

Solid-state LiDAR sensor technology and bathymetry application of UAV

作　　者：徐梦溪[1] 陆云扬[2] 谈晓珊[2] 施建强[1] Xu Mengxi;Lu Yunyang;Tan Xiaoshan;Shi Jianqiang(Nanjing Institute of Technology,Nanjing 211167,China;Nanjing Automation Institute of Water Conservancy and Hydrology,Ministry of Water Resources,Nanjing 210012,China)

机构地区：[1]南京工程学院,南京211167 [2]水利部南京水利水文自动化研究所,南京210012

出　　处：《电子测量技术》2021年第15期89-96,共8页Electronic Measurement Technology

基　　金：国家自然科学基金(61401195);南京工程学院科研基金(ZKJ201907)项目资助。

摘　　要：无人机搭载固态激光雷达传感器施测水深和水下地形技术是近年来新发展的一种测量手段。本文综述和介绍固态激光雷达传感器技术,以及在近海、岛礁和内陆江河湖库的水深测量及水下-陆地一体化地形测绘的应用现状和发展前景。首先介绍水体中光波传播特性、水面光波反射特性,介绍无人机载双频激光雷达测深原理;然后,综述目前典型的机载海洋测深ALB系统和无人机挂载固态激光雷达测深系统及其应用情况;最后,总结分析无人机挂载激光雷达测深系统在施测应用中的技术难点问题,并结合固态激光雷达测深技术和应用现状对其发展前景进行了展望。The technology of measuring water depth and underwater terrain with solid-state laser radar sensor is a new measurement method developed in recent years.The solid-state LiDAR sensor technology,as well as their application status and development prospect of water depth measurement,underwater and land integrated topographical surveying in offshore,reefs and inland rivers/lakes/reservoirs are reviewed and introduced.This paper first introduces the propagation characteristics of light waves in water and reflection characteristics of light waves on water surface,and the bathymetry principle of dual-frequency LiDAR(light detection and ranging)based on UAV(unmanned aerial vehicle).Then,the present typical airborne LiDAR bathymetry(ALB)systems and UAV-mounted solid-state LiDAR bathymetry systems are reviewed.Finally,the technical difficulties in measuring application of UAV-mounted LiDAR bathymetry system are summarized and analyzed,in addition,the development prospect of solid-state LiDAR bathymetry technology and its application are pointed out.

关 键 词：机载激光雷达 固态激光雷达传感器 无人机 水深测量 水下地形测绘 

分 类 号：TP732[自动化与计算机技术—检测技术与自动化装置]