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动力陀螺式激光导引头数学建模及关键算法研究
投稿时间:2022-10-13  修订日期:2022-10-24  点此下载全文
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作者单位地址
杨凯 西安现代控制技术研究所 西安市丈八东路十10号
中文摘要:本文以“红土地”国产化导引头为例,详细介绍了动力陀螺式激光导引头的结构组成、工作流程及跟踪原理,阐述了激光导引头数学模型及建模过程,针对其动力陀螺稳定平台特性,研究其在火箭弹、空地导弹、航空炸弹等平台的应用。针对采用倾斜稳定三通道控制的非旋转弹,提出导引头输出斜率补偿算法,可有效降低导引头输出斜率散布;针对采用双通道控制的旋转弹,提出的导引头转速自适应算法,在弹体转速(0~10)r/s范围内,实现了动力陀螺稳定平台式激光导引头的自适应工作。斜率补偿和转速自适应这两种算法均已经通过仿真试验考核,地面联试及飞行试验验证,完成了工程应用。
中文关键词:激光导引头  动力陀螺  输出斜率补偿算法  转速自适应算法
 
Mathematical modeling and key Algorithm of dynamic gyro laser seeker
Abstract:In this paper, the structure, working process and tracking principle of the dynamic gyro laser seeker are introduced in detail, and the mathematical model and modeling process of the laser seeker are described, according to the characteristics of the dynamic gyro stabilized platform, its application in rocket, air-to-ground missile, aerial bomb and so on was studied. In this paper, a Slope Compensation Algorithm is proposed to reduce the slope dispersion of the seeker output for a non-rotating missile controlled by a tilt-stabilized three-channel, the adaptive algorithm of seeker rotation speed is presented, and the adaptive work of dynamic gyro stabilized platform laser seeker is realized in the range of (0 ~ 10) r/s. The two algorithms of Slope Compensation and speed adaptation have been verified by simulation test, ground test and flight test, and have been applied in engineering.
keywords:Laser Seeker  dynamic gyroscope  Output Slope Compensation Algorithm  rotation Speed Adaptive Algorithm  
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