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机载激光雷达测深系统定位模型与视准轴误差影响分析

俞家勇 卢秀山 田茂义 贺岩 吕德亮 胡善江 王延存 曹岳飞 黄田橙

俞家勇, 卢秀山, 田茂义, 贺岩, 吕德亮, 胡善江, 王延存, 曹岳飞, 黄田橙. 机载激光雷达测深系统定位模型与视准轴误差影响分析[J]. 红外与激光工程, 2019, 48(6): 606005-0606005(9). doi: 10.3788/IRLA201948.0606005
引用本文: 俞家勇, 卢秀山, 田茂义, 贺岩, 吕德亮, 胡善江, 王延存, 曹岳飞, 黄田橙. 机载激光雷达测深系统定位模型与视准轴误差影响分析[J]. 红外与激光工程, 2019, 48(6): 606005-0606005(9). doi: 10.3788/IRLA201948.0606005
Yu Jiayong, Lu Xiushan, Tian Maoyi, He Yan, Lv Deliang, Hu Shanjiang, Wang Yancun, Cao Yuefei, Huang Tiancheng. Effect analysis of positioning model and boresight error analysis of airborne lidar bathymetry system[J]. Infrared and Laser Engineering, 2019, 48(6): 606005-0606005(9). doi: 10.3788/IRLA201948.0606005
Citation: Yu Jiayong, Lu Xiushan, Tian Maoyi, He Yan, Lv Deliang, Hu Shanjiang, Wang Yancun, Cao Yuefei, Huang Tiancheng. Effect analysis of positioning model and boresight error analysis of airborne lidar bathymetry system[J]. Infrared and Laser Engineering, 2019, 48(6): 606005-0606005(9). doi: 10.3788/IRLA201948.0606005

机载激光雷达测深系统定位模型与视准轴误差影响分析

doi: 10.3788/IRLA201948.0606005
基金项目: 

国家重大仪器设备开发专项(2013YQ120343);海洋公益性行业科研专项(201305034-1);测绘公益性行业科研专项(201512034)

详细信息
    作者简介:

    俞家勇(1992-),男,博士生,主要从事测量数据处理方面的研究。Email:yujiayongskd@163.com

    通讯作者: 田茂义(1976-),男,副教授,硕士生导师,博士,主要从事数字城市、数字矿山、移动测量系统(MMS)、"3S"集成与应用的教学与研究方面的工作。Emai:tianmaoyi_zhy@126.com
  • 中图分类号: TN958.98

Effect analysis of positioning model and boresight error analysis of airborne lidar bathymetry system

  • 摘要: 根据机载激光测深系统扫描部分结构,针对圆镜偏轴卵形扫描方式,从光束发射方向出发,基于扫描结构轴向关系利用光线反射定律推导出激光出射方向向量,结合激光出射位置到海表点距离获得海面激光点坐标;依据光线折射定律,利用变折射率光线追踪算法推导出海底测深点坐标计算公式,建立海面激光入射点及海底测深点坐标严密计算模型。根据模型定位公式,分析扫描系统视准轴误差影响,通过数值模拟,分析扫描系统视准轴误差对定位精度影响,为扫描系统单体设备加工、装调、集成检校提供依据,为机载雷达测深系统提供海底测点精确计算、改正提供参考。
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    [21] Lu Xiuping, Bian Shaofeng, Ye Xiusong, et al. Near real-time tidevariation inversion based on the double difference kinematic positioning[J]. Hydrographic Surveying and Charting, 2011, 31(2):1-3. (in Chinese)
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出版历程
  • 收稿日期:  2019-01-10
  • 修回日期:  2019-02-20
  • 刊出日期:  2019-06-25

机载激光雷达测深系统定位模型与视准轴误差影响分析

doi: 10.3788/IRLA201948.0606005
    作者简介:

    俞家勇(1992-),男,博士生,主要从事测量数据处理方面的研究。Email:yujiayongskd@163.com

    通讯作者: 田茂义(1976-),男,副教授,硕士生导师,博士,主要从事数字城市、数字矿山、移动测量系统(MMS)、"3S"集成与应用的教学与研究方面的工作。Emai:tianmaoyi_zhy@126.com
基金项目:

国家重大仪器设备开发专项(2013YQ120343);海洋公益性行业科研专项(201305034-1);测绘公益性行业科研专项(201512034)

  • 中图分类号: TN958.98

摘要: 根据机载激光测深系统扫描部分结构,针对圆镜偏轴卵形扫描方式,从光束发射方向出发,基于扫描结构轴向关系利用光线反射定律推导出激光出射方向向量,结合激光出射位置到海表点距离获得海面激光点坐标;依据光线折射定律,利用变折射率光线追踪算法推导出海底测深点坐标计算公式,建立海面激光入射点及海底测深点坐标严密计算模型。根据模型定位公式,分析扫描系统视准轴误差影响,通过数值模拟,分析扫描系统视准轴误差对定位精度影响,为扫描系统单体设备加工、装调、集成检校提供依据,为机载雷达测深系统提供海底测点精确计算、改正提供参考。

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