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Improved gyroscopic drift test scheme by low-angle servo method
Author(s): SU Bao-ku, LI Yan-bo, LIU Yu, JIANG Yan-song
Pages: 766-
770
Year: 2010
Issue:
6
Journal: Journal of Chinese Inertial Technology
Keyword: servo method; error sources; test accuracy; low angle;
Abstract: 为了提高陀螺仪的使用精度,研究了陀螺仪漂移测试的伺服法实验技术.依托973项目,在国内首次完成了高精度单自由度静压液浮陀螺仪的伺服法实验.找到了影响小角度伺服法实验测试精度的主要误差源,即小角度伺服法实验的方法误差,通过对该误差的分析,提出了改进的小角度伺服实验方案.建立了小角度伺服法实验方法误差的仿真模型,用改进方案和原始方案分别进行了仿真和实验,结果表明改进方案同原始方案相比,陀螺仪漂移误差模...
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