冯国正;曹磊;马耀昌;孙振勇;邹敏;黄安树;

• 1:长江上游水文水资源勘测局

摘要(Abstract)：

针对无验潮测深技术高程基准转换的精度和复杂性问题,该文提出基于EGM 2008模型的无验潮测深技术,从而解决无验潮测深经GNSS测得的瞬时WGS-84的参考椭球高向正常高转换难题。经测试,EGM 2008仅利用少量控制点修正系统偏差后,就可以满足长距离低等级的水准测量精度要求。将EGM 2008模型应用于无验潮测深,坐标转换误差和无验潮测深精度均达到cm级,突破无验潮测深高程基准转换的瓶颈,实现实时、高效、高精度的无验潮测深。

关键词(KeyWords)： EGM 2008模型;无验潮测深;高程基准转换;坐标转换

Abstract:

Keywords:

基金项目(Foundation):

作者(Authors): 冯国正;曹磊;马耀昌;孙振勇;邹敏;黄安树;

DOI: 10.16251/j.cnki.1009-2307.2018.01.006

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