空间目标激光测距技术发展现状及趋势

Development status and tendency of space target laser ranging technique

激光测距技术是空间目标轨道测定精度最高的手段,有利于实现空间目标高精度测量和监测,提高目标轨道预报精度和航天器机动规避能力。本文介绍了国内外漫反射激光测距技术、空间碎片激光烧融项目及一发两收测距技术的研究进展,提出了提高激光器功率、高重频测距、白天测距技术、发展阵列探测器等关键技术的发展趋势以及在碎片清除领域的应用前景。

Laser ranging technology is the method with the highest accuracy in the space target orbit measurement,which is conducive to the realization of high-precision measurement and monitoring of space target,as well as the improvement of the precision of target orbit forecast and the motorized circumvent ability of spacecraft. In this paper,the research progress of the diffuse laser ranging technique in the domestic and overseas,the laser burning project of the space debris and two receiving telescopes are introduced. The development trend of key technologies such as laser power improving,high repetition rate ranging,daytime ranging and array detector developing,as well as the application prospect in the field of debris removal are put forward.