多项式拟合在MEMS陀螺仪零点随机漂移抑制中的应用研究OA北大核心CSCDCSTPCD
Zero Drift Random Error Compensating Methods for MEMS Gyros Based on Polynomial Fitting Algorithnm
MEMS(Micro-Electro-Mechanical Systems)传感器精度相对较低限制了其应用范围,从实际工程应用出发,针对MEMS陀螺仪零点随机漂移误差探讨了有效的补偿方法.推导了不同阶数拟合曲线的回归方程,根据实测MEMS陀螺零点数据对不同阶数拟合曲线的补偿效果进行对比,选取最优方案并通过跑车试验进行验证,证明该方法能够有效抑制陀螺仪零点漂移误差,提高微惯性导航系统的导航精度.
The undesirable accuracy of MEMS sensor limits the range of its application. The compensating method for MEMS gyroscope random drift error is discussed. According to actual test data of gyroscope,the equation of fit-ting curve was deduced and compensating effect of different kinds of fitting methods were compared. The car experi-ments were carried out to prove that this compensating method can restrain drift random error of gyros and improve navigation accur…查看全部>>
杜瑾;李杰;冯凯强;刘一鸣
中北大学电子测试技术国防科技重点实验室,太原030051中北大学电子测试技术国防科技重点实验室,太原030051中北大学仪器科学与动态测试教育部重点实验室,太原030051中北大学电子测试技术国防科技重点实验室,太原030051
信息技术与安全科学
MEMS 陀螺仪误差补偿最小二乘法零点漂移
MEMS gyroscopeerror compensateleast square methodzero drift
《传感技术学报》 2016 (5)
半捷联微机械惯性系统信息敏感误差机理与抑制方法研究
729-732,4
国家自然科学基金项目(51575500)
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