中型太阳模拟器积分器设计  

Design of integrator for medium solar simulator

作　　者：王丹艺 蒋山平 李竑松[1] 周盈 张鹏嵩 WANG Danyi;JIANG Shanping;LI Hongsong;ZHOU Ying;ZHANG Pengsong(Beijing Institute of Spacecraft Environment Engineering,China Aerospace Science and Technology Corporation,Beijing 100081,China)

机构地区：[1]中国空间技术研究院北京卫星环境工程研究所,北京100094

出　　处：《光学技术》2021年第1期17-22,共6页Optical Technique

摘　　要：太阳模拟器能够较准确地模拟太阳辐照的准直性、均匀性和光谱特性,具有较高的空间外热流模拟精度。其主要用于航天器的热平衡试验、热涂层特性试验和材料老化试验,可以有效地检验卫星的光辐照性能,验证航天器的热设计。针对大中型太阳模拟器特性,设计一种积分器组件,可承受高温负荷,保证大中型太阳模拟器的均匀性及辐照度性能指标。介绍了太阳模拟器积分器组件原理,通过Lighttools、Flunet对积分器组件进行结构设计、热设计及仿真计算。设计结果表明,中型太阳模拟器辐照面可达到Ф2000mm,辐照度不均匀性可达到±4%。试验结构表明,系统辐照面可达到Ф2000mm,辐照度不均匀性可达到±3.75%,辐照度最高可达到1.39个太阳常数,能够满足大中型太阳模拟器使用。The solar simulator can accurately simulate the collimation,uniformity and spectral characteristics of solar irradiation,it has a high simulation precision of heat flow outside space.It is mainly used for spacecraft thermal balance test,thermal coating property test and material aging test,which can effectively test the satellite's light irradiation performance and verify the spacecraft's thermal design.An integrator component is designed according to the characteristics of large and medium-sized solar simulators,which can withstand high temperature load and ensure the uniformity and irradiation energy of large and medium-sized solar simulators.The principle of integrator module of solar simulator is introduced,and the structure design,thermal design and simulation calculation of integrator module are carried out by Light-Tools and Flunet.The design results show that the irradiating surface of medium-sized solar simulators can reachФ2000mm and the nonuniformity can reach±4%.The experimental structure shows that the irradiating surface of medium-sized solar simulators can reachФ2000mm,and the nonuniformity can reach±3.75%,the maximum irradiance can reach 1.39solar constants,which can meet the needs of large and medium-sized solar simulator.

关 键 词：中型太阳模拟器 光学积分器 光学设计 热仿真分析 

分 类 号：V11[航空宇航科学与技术—人机与环境工程]