基于CCD星跟踪器的飞行器姿态估计算法研究  

Research of Spacecraft Attitude Estimation Algorithm Based on CCD Star Tracker

作　　者：李立宏[1] 曹泉 张福恩[1] 林涛[2] 

机构地区：[1]哈尔滨工业大学控制工程系,黑龙江哈尔滨150001 [2]中国科学院声学研究所,北京100080

出　　处：《光电工程》2000年第1期20-24,共5页Opto-Electronic Engineering

摘　　要：第二代 CCD星跟踪器作为飞行器姿态测量仪器 ,因其指向精度高、无姿态累积误差、快速的故障恢复能力和智能化而受到人们的青睐。介绍了根据 CCD星跟踪器的视场来确定飞行器姿态的原理及如何运用改进遗传算法来求解这一问题 ,仿真结果表明效果良好。Using the second generation of CCD star tracker as the spacecraft attitude measuring instrument is found favor in somebody′s eyes for its high pointing accuracy,without attitude accumulated error,fast fault recovery capability and intelligence.The principle for determining spacecraft attitude according to the field of view of CCD star tracker and how to solve this problem by means of the improved genetic algorithm are presented in the paper.The simulation results show the effect is good.

关 键 词：CCD星跟踪器 飞行器姿态 遗传算法 姿态测量系统 

分 类 号：V448.21[航空宇航科学与技术—飞行器设计]