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带挠性附件卫星转动惯量的在轨辨识

Release Time:2019-03-11  Hits:

Indexed by: Journal Article

Date of Publication: 2017-04-28

Journal: 振动与冲击

Included Journals: CSCD、EI、Scopus

Volume: 36

Issue: 8

Page Number: 16-21,33

ISSN: 1000-3835

Key Words: 卫星;转动惯量;参数辨识;递推算法;挠性附件

Abstract: 针对大型卫星的挠性附件振动会影响质量特性参数辨识精度和准确性的问题,提出了带挠性附件卫星转动惯量参数在轨辨识的递推算法.基于带挠性附件卫星动力学模型,导出了转动惯量参数辨识的最小二乘描述形式;与挠性附件振动模态估计的卡尔曼滤波算法相结合,提出了一种适用于带挠性附件卫星转动惯量参数辨识的并发递推算法.通过仿真算例验证了卫星挠性附件振动对转动惯量参数辨识的影响和文中递推算法的有效性.

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