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再入体激波层和近尾流热辐射实验研究
Authors
张正信
王九瑞
葛学真
Publication date
1 January 1988
Publisher
Abstract
本文介绍了在弹道靶设备上对再入速度下模型的热辐射进行的实验研究工作。铝、高硅氧和聚碳酸酯三种材料的模型在速度为4.5~6.0(km/s),压力为600—8000Pa条件下做了实验,在258nm—1100nm光谱范围内完成了九个波段的辐射测量,给出了三种材料模型的辐射光谱分布曲线。结果表明辐射量除了受环境条件影响外,还强烈地依赖于模型材料;由烧蚀产物引起的辐射通量主要在可见光和近红外区(465nm以上)。估算了烧蚀产物引起的辐射加热率,对头部和近尾流辐射通量做了比较
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Institute Of Mechanics,Chinese Academy of Sciences
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Last time updated on 12/02/2018