太阳能帆板平面度测量系统中光斑图像处理方法研究  

Study on image processing method of light spot in planeness measurement system of solar panel substrate

作　　者：祝世平[1] 房建成[1] 周锐[1] 俞文伯[1] 申功勋[1] 

机构地区：[1]北京航空航天大学第五研究室,北京100083

出　　处：《光学技术》1999年第5期3-6,共4页Optical Technique

摘　　要：太阳能帆板的平面度测量是卫星生产制造过程中的一个关键技术，现有的测量方法存在着精度差，效率低的问题。该文在基于实际工程课题的太阳能帆板平面度测量系统基础上，针对测量系统中光斑图像处理这一关键技术进行了详细的研究。对现有测量方法进行了比较与分析，介绍了测量系统的基本原理、图像采集系统设计过程中采取的主要措施、图像处理的具体方法与步骤和测量系统的基本组成。提出了一种新的快速滤波算法和光斑图像能量中心求取算法，大大提高了光斑图像能量中心的求取精度和实时性，提高了太阳能帆板平面度的测量精度。给出了光斑图像处理结果、静态测量重复性误差以及实际帆板的测量结果与分析，实验结果证明所采用的光斑图像处理方法可以满足对实际帆板测量精度的要求。The planeness measurement of solar panel substrate is a key problem in the manufacture procedure of satellite. The current measuring methods have the problems such as low precision and low efficiency. Based on the actual engineering project of the solar panel substrate planeness measuring system, a detailed analysis of the key technique of the image processing of light spot in the measuring system is presented. The comparison and analysis of current measuring methods are given. the principle of the measuring system, the main steps of the design process of the image collecting system, the comprehensive description of the image process method, the basic composition of the measuring system are all given. A new kind of fast filtering algorithm and precise light spot image energy center calculating algorithm is presented. The experimental results are presented. The calculating precision and speed of light spot image energy center can be increased greatly, meanwhile the measuring precision of planeness of solar panel substrate can be increased. The image processing results of light spot, static measuring repeatability error, the measuring results and analysis of the actual solar panel substrate are given. The experimental results indicate that the image processing method which adopted can satisfy the precision requirement of the actual solar panel substrate measurement.

关 键 词：太阳能帆板 平面度测量 计算机视觉 图像处理 

分 类 号：V442[航空宇航科学与技术—飞行器设计] TP391.41[自动化与计算机技术—计算机应用技术]