影响三维声纳成像质量的因素分析及应用  

Analysis and application of factors affecting the quality of 3D sonar imaging

作　　者：张百川 周兴华 丁继胜 王方旗 徐博阳 ZHANG Baichuan;ZHOU Xinghua;DING Jisheng;WANG Fangqi;XU Boyang(College of Geodesy and Geomatics,Shandong University of Science and Technology,Qingdao 266590,China;First Institute of Oceanography Ministry of Natural Resources,Qingdao 266061,China;Key Laboratory of Marine Surveying and Mapping of Ministry of Natural Resources,Qingdao 266061,China;College of Ocean Science and Engineering,Shandong University of Science and Technology,Qingdao 266590,China)

机构地区：[1]山东科技大学测绘与空间信息学院,山东青岛266590 [2]自然资源部第一海洋研究所,山东青岛266061 [3]自然资源部海洋测绘重点实验室,山东青岛266061 [4]山东科技大学海洋科学与工程学院,山东青岛266590

出　　处：《海洋测绘》2022年第6期35-39,共5页Hydrographic Surveying and Charting

基　　金：国家自然科学基金青年基金(41606056;42106072);自然资源部海洋测绘重点实验室开放基金(2021B04);山东省自然科学青年基金(ZR2020QD071)。

摘　　要：三维成像声纳系统具有高分辨率、全方位成图的特点,正在成为水下工程精细测量的重要技术手段。根据成像原理的不同,将三维成像声纳系统划分三类,分别阐述其工作原理,针对影响三维成像声纳测量精度和分辨率的因素展开分析,并提出了测量时相应的应对措施。通过在海上风电桩基测量项目中的应用,验证了给出的提高测量成果质量措施的有效性以及三维成像声纳系统在水下工程精细测量中的优势。Three-dimensional imaging sonar systems have the characteristics of high resolution and all-round mapping,and are becoming an important technical means for fine measurement of underwater engineering.According to the different imaging principles,this paper divides the three-dimensional imaging sonar system into three categories to explain its working principle,analyzes the factors affecting the accuracy and resolution of the three-dimensional imaging sonar measurement,and proposes corresponding countermeasures during the measurement.Through the application in the offshore wind power pile foundation measurement project,the effectiveness of the measures given to improve the quality of the measurement results and the advantages of the 3D imaging sonar system in the fine measurement of underwater engineering are verified.

关 键 词：海洋工程 水下结构物探测 三维成像声纳 声纳图像 声点云 

分 类 号：P229.3[天文地球—大地测量学与测量工程]