月基极紫外相机软件系统的设计与实现
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摘要
为了保证月基极紫外相机圆满完成工程任务,实现对地球周围等离子体层的观测研究,设计并实现了极紫外相机软件系统。首先,介绍了软件系统的构成及工作原理;其次,对软件系统的关键模块及工作模式进行详细设计;最后,对极紫外相机在月球表面长期探测的结果进行详细分析。探测结果表明:软件系统实现了精准的对地跟踪,误差≤0.1°,高压控制到2 850V时获得了高质量的图像数据,各功能及工作模式执行正确,各项性能测试结果满足极紫外相机技术指标要求,为极紫外相机在月球取得圆满成功的结果起到了重要作用。
In order to ensure that the lunar based extreme ultraviolet camera can finish the engineering task satisfactorily,monitor and research the earth plasmasphere,the software system was designed and implemented.Firstly,the structure and the operating principle of software system were introduced.Then,the key modules and work mode of software system were designed in detail.Finally,the long-term exploration results of extreme ultraviolet camera based on lunar were analyzed in detail.The exploration results indicated that software system could control the extreme ultraviolet camera to track the earth exactly and the control error of tracking mechanism was no larger than 0.1°.In addition,the lunar based extreme ultraviolet camera obtained high quality images when the high-voltage power supplied output 2 850 Vand finished all functions and implement the work mode correctly.The performance test results satisfied the requirements of extreme ultraviolet camera technical indexes.The software system plays an important role for extreme ultraviolet camera on-lunar operation.
In order to ensure that the lunar based extreme ultraviolet camera can finish the engineering task satisfactorily,monitor and research the earth plasmasphere,the software system was designed and implemented.Firstly,the structure and the operating principle of software system were introduced.Then,the key modules and work mode of software system were designed in detail.Finally,the long-term exploration results of extreme ultraviolet camera based on lunar were analyzed in detail.The exploration results indicated that software system could control the extreme ultraviolet camera to track the earth exactly and the control error of tracking mechanism was no larger than 0.1°.In addition,the lunar based extreme ultraviolet camera obtained high quality images when the high-voltage power supplied output 2 850 Vand finished all functions and implement the work mode correctly.The performance test results satisfied the requirements of extreme ultraviolet camera technical indexes.The software system plays an important role for extreme ultraviolet camera on-lunar operation.
引文
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[3]严韦,任鑫,刘建军,等.嫦娥三号极紫外相机几何定位方法及其应用[J].光子学报,2016,45(7):0704002.YAN W,REN X,LIU J J,et al.The application of geometric positioning for Chang’E-3moon-based extreme ultraviolet camera[J].Acta Photonica Sinica,2016,45(7):0704002.(in Chinese)
[4]李朝辉,王忠素,胡庆龙,等.月基极紫外相机跟踪转台设计与刚度分析[J].仪器仪表学报,2013,34(11):2535-2541.LI Z H,WANG Z S,HU Q L,et al.Design and stiffness analysis of tracking platform for lunar EUV camera[J].Chinese Journal of Scientific Instrument,2013,34(11):2535-2541.(in Chinese)
[5]何玲平,陈波,张宏吉,等.极紫外波段空间相机的辐射定标[J].光学精密工程,2016,24(5):1036-1041.HE L P,CHEN B,ZHANG H J,et al.Radiation calibration of EUV space cameras[J].Optics and Precision Engineering,2016,24(5):1036-1041.(in Chinese)
[6]王智.月基二维转台轴承预紧力和系统刚度计算[J].吉林大学学报:工学版,2015,45(6):1831-1835.WANG Z.Computation of the relationship between bearing preload of lunar-based two-dimensional turntable and system stiffness[J].Journal of Jilin University:Engineering and Technology Edition,2015,45(6):1831-1835.(in Chinese)
[7]尼启良,刘世界,陈波.小型高精度软X射线-极紫外反射率计[J].光学精密工程,2008,16(10):1886-1890.NI Q L,LIU S J,CHEN B.Compact high-precision soft X-ray and extreme ultraviolet reflectometer[J].Optics and Precision Engineering,2008,16(10):1886-1890.(in Chinese)
[8]尼启良,何玲平,刘世界,等.使用感应电荷位敏阳极的极紫外单光子计数成像系统[J].光学精密工程,2010,18(12):2543-2548.NI Q L,HE L P,LIU S J,et al.Extreme ultraviolet single photon-counting imaging system based on induced charge position-sensitive anode[J].Optics and Precision Engineering,2010,18(12):2543-2548.(in Chinese)
[9]王永成.极紫外相机电控单元检测系统的设计与实现[J].液晶与显示,2015,30(2):275-282.WANG Y C.Design and implement of test system for extreme ultraviolet camera electronic control unit[J].Chinese Journal of Liquid Crystals and Displays,2015,30(2):275-282.(in Chinese)
[10]王永成,王金玲,宋克非.月基极紫外相机图像采集与实时显示系统[J].液晶与显示,2013,28(3):435-439.WANG Y C,WANG J L,SONG K F.Image acquisition and display system for lunar-based extreme ultraviolet camera[J].Chinese Journal of Liquid Crystals and Displays,2013,28(3):435-439.(in Chinese)