[1]何林帮,赵建虎,张红梅,等.顾及姿态角的多波束声线精确跟踪方法[J].哈尔滨工程大学学报,2015,(01):46-50.[doi:10.3969/j.issn.1006-7043.201310060]
 HE Linbang,ZHAO Jianhu,ZHANG Hongmei,et al.A precise multibeam sound ray tracking method taking into account the attitude angle[J].hebgcdxxb,2015,(01):46-50.[doi:10.3969/j.issn.1006-7043.201310060]
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顾及姿态角的多波束声线精确跟踪方法
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《哈尔滨工程大学学报》[ISSN:1006-6977/CN:61-1281/TN]

卷:
期数:
2015年01期
页码:
46-50
栏目:
出版日期:
2015-01-25

文章信息/Info

Title:
A precise multibeam sound ray tracking method taking into account the attitude angle
作者:
何林帮1 赵建虎1 张红梅2 王晓1 严俊1
1. 武汉大学 测绘学院, 湖北 武汉 430079;
2. 武汉大学 动力与机械学院自动化系, 湖北 武汉 430072
Author(s):
HE Linbang1 ZHAO Jianhu1 ZHANG Hongmei2 WANG Xiao1 YAN Jun1
1. School of Geodesy and Geomatics, Wuhan University, Wuhan 430079, China;
2. School of Power and Mechanical Engineering, Wuhan University, Wuhan 430072, China
关键词:
多波束测深系统波束脚印初始入射角姿态角常梯度声线跟踪
分类号:
P229
DOI:
10.3969/j.issn.1006-7043.201310060
文献标志码:
A
摘要:
传统声线跟踪方法中波束初始入射角的计算采用理想状态下多波束提供的波束分配角,未顾及或未完全顾及船体姿态角的影响进而导致波束海底投射点归位计算带入显著性误差问题。针对此问提出了一种顾及姿态角影响的声线精确跟踪方法,该方法通过研究船体姿态影响下的多波束换能器状态,给出了波束声线实际传播面,并推导出了传播面内波束声线的实际初始入射角,结合声速剖面,最终根据常梯度声线跟踪得到了准确的测深点三维坐标。通过实验比较传统声线跟踪方法和精确声线跟踪方法计算波束在海底投射点的坐标精度,验证了精确声线跟踪方法克服了传统声线跟踪的不足,显著地提高了多波束测深的精度。

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:2013-10-21;改回日期:。
基金项目:国家自然科学基金资助项目(41176068,0976061,40776048,41376109).
作者简介:何林帮(1981-),男,博士研究生;赵建虎(1970-),男,教授,博士生导师.
通讯作者:何林帮,E-mail:whuhlb@163.com.
更新日期/Last Update: 2015-06-16