摘要
阐述了地磁匹配导航的基本原理及相关地磁场理论,介绍了国内外应用地磁导航的动向及发展现状,提出了地磁导航系统中三个方面的关键技术:一是导航区域地磁数据库的建立;二是载体上磁力仪的实时测量;三是地磁匹配算法。同时,结合有关地磁建模方法、地磁测量补偿算法及地磁匹配导航定位算法,分析了地磁导航存在的主要问题,指出了发展地磁导航应采取的必要措施,为下一步地磁导航的深入研究明确了方向。
The geomagnetic navigation principle and geomagnetic theory was explained, and the development of geomagnetic navigation in the world was introduced. Three crucial technologies including modeling regional geomagnetic field model, geomagnetic measurement at real-time, and geomagnetic matching algorithm were put forward. Meanwhile, the main problems in geomagnetic navigation system were analyzed, and the necessary methods for developing geomagnetic navigation were pointed out, which clearly show the way to the further research.
出处
《中国惯性技术学报》
EI
CSCD
2007年第6期686-692,共7页
Journal of Chinese Inertial Technology
基金
国防科技重点预研项目(51309060301)
关键词
地磁场
地磁导航
地磁模型
地磁测量
地磁匹配
geomagnetic field
geomagnetic navigation
geomagnetic field model
geomagnetic measurement
geomagnetic matching
