| 烧蚀材料光谱发射率测量及高温总发射率计算 |
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| 引用本文： | 江伟辉,吴国庭.烧蚀材料光谱发射率测量及高温总发射率计算[J].中国空间科学技术,1999,19(4):50-54. |
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| 作者姓名： | 江伟辉 吴国庭 |
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| 作者单位： | [1]中科院上海硅酸盐研究所 [2]北京空间飞行器总体设计部 |
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| 摘 要： | 采用辐射能量法测量了三种烧蚀材料的中温光谱发射率，提出了由所测中温光谱发射率计算烧蚀材料的高温发射率的方法，此外，还推导了由不同波段的发射率计算材料总发射率的公式。
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| 关 键 词： | 发射率 光谱 烧蚀材料 高温 航天器 总发射率 |
Measurem ent of Spectral Em issivity of Ablators and Calculation of Total High Tem perature Em issivity |
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| Jiang Weihui,Xiao Xingcheng,Hu Xingfang.Measurem ent of Spectral Em issivity of Ablators and Calculation of Total High Tem perature Em issivity[J].Chinese Space Science and Technology,1999,19(4):50-54. |
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| Authors: | Jiang Weihui Xiao Xingcheng Hu Xingfang |
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| Abstract: | Medium tem perature spectral em issivity of three kinds of ablators w erem easured by using radiom etry. The m ethod for com puting totalhigh tem perature em issivi ty ofthe ablators according to theirm edium tem perature spectralem issivity presented. Inaddition, a form ula w as derived to calculate totalem issivity on the basis of em issivity invarious ranges of w avelength. |
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| Keywords: | Em issivity Spectralsignature Ablation m aterial Com putation |
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