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含能材料  2009 

8-14μm波段红外烟幕透过率的测试与修正(英)

DOI: 10.3969/j.issn.1006-9941.2009.04.026

Keywords: 红外物理,烟幕,辐射,透过率

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Abstract:

为了减少烟幕温度对8-14μm波段烟幕透过率的影响,分析了有红外辐射源和没有红外辐射源的燃烧型红外烟幕的透过率。结果发现两种情况下5g发烟剂被点燃后的透过率分别是40%-50%和15%-20%,燃烧形成的红外烟幕导致烟幕云团具有很强的红外辐射。为此提出了减差修正法,烟幕的透过率通过减去没有红外辐射源时的透过率得到修正,5g发烟剂的透过率减小为25%-35%。

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