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INS/GPS组合导航在大失准角情况下行进对准技术的研究

Sheng WANG,Wei LIU,Jiang WU,Jun-hai HAN

Navigation and Control（2012）

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Abstract
针对行进对准初始航向角为大失准角的问题,提出了把航向信息耦合到Kalman滤波器量测方程中的方法使航向角收敛.通过分析激光惯导跑车的试验数据,发现即使在大失准角情况下,航向角都能快速收敛.说明该方法对于捷联惯性导航系统在行进中初始对准领域的推广应用具有重要的实际意义.
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