| 热控涂层性能在轨测试用辐射计原理样机的设计与仿真 |
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| 引用本文： | 邢辉,赵慧洁,张颖,王立,张庆祥.热控涂层性能在轨测试用辐射计原理样机的设计与仿真[J].仪器仪表学报,2011,32(2). |
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| 作者姓名： | 邢辉 赵慧洁 张颖 王立 张庆祥 |
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| 作者单位： | 1. 北京航空航天大学仪器科学与光电工程学院精密光机电一体化技术教育部重点实验室,北京,100191
2. 中国空间技术研究院研究发展部,北京,100094 |
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| 基金项目： | 长江学者和创新团队发展计划 |
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| 摘 要： | 为验证热控涂层性能退化地面模拟试验的有效性,提出了一种利用测热法实现热控涂层在轨测试的辐射计原理样机设计方案.通过对在轨辐射计所接收的外热流进行分析,应用能量守恒原理建立了其测试热控涂层太阳吸收率的数学模型,并在该测试模型的基础上设计辐射计的测热和隔热结构.利用ANSYS软件对辐射计结构的关键组成部分进行了热仿真,并在恒温测试环境下利用辐射计对SR107热控涂层进行了原理验证试验,试验测得的SR107热控涂层太阳吸收率值与该涂层的标定值差别在3%以内,通过分析计算辐射计具有4.2%的测试不确定度.仿真和试验结果表明:辐射计原理样机的设计满足热控涂层性能在轨测试的要求.
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| 关 键 词： | 热控涂层 辐射计 在轨测试 热仿真 太阳吸收率 |
Design and simulation of a radiometer prototype for thermal control coating characteristic on-orbit test |
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| Xing Hui,Zhao Huijie,Zhang Ying,Wang Li,Zhang Qingxiang.Design and simulation of a radiometer prototype for thermal control coating characteristic on-orbit test[J].Chinese Journal of Scientific Instrument,2011,32(2). |
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| Authors: | Xing Hui Zhao Huijie Zhang Ying Wang Li Zhang Qingxiang |
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| Affiliation: | Xing Hui1,Zhao Huijie1,Zhang Ying1,Wang Li2,Zhang Qingxiang2(1 Key Laboratory of Precision Opto-mechatronics Technology,Ministry of Education,School of Instrument Science and Opto-electronics Engineering,Beihang University,Beijing 100191,China,2 Research and Development Department,China Academy of Space Technology,Beijing 100094,China) |
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| Abstract: | To verify the effectiveness of ground simulation test of thermal control coating performance degradation,a design scheme for the radiometer principle prototype is proposed,which uses calorimetry to realize on-orbit test of thermal control coatings.By analyzing the space heat flux that the on-orbit radiometer receives,a calculation model for testing solar absorptance of the coatings is established according to energy conservation principle.Based on this mathematical model,the radiometer structure was designe... |
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| Keywords: | thermal control coating radiometer on-orbit test thermal simulation solar absorptance |
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