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Influence of Coating Emissivity on the Infrared Characterization of Sailing Ships
Author(s): 
Pages: 676-680
Year: Issue:  11
Journal: Infrared Technology

Keyword:  舰艇发射率红外特征温度变化;
Abstract: 随着红外探测与制导技术的飞速发展,对于舰艇红外特征及其隐身技术的研究具有越来越重要的军事意义.根据合理的假设,将复杂的三维辐射与对流耦合瞬态导热问题简化为一维瞬态导热问题.在短波吸收率为0.5固定不变的前提下,通过改变涂料表面发射率,利用有限体积法模拟不同航速下,舰艇表面温度与辐射强度在一天中温度较高和较低的两个时刻的变化.通过研究发现:舰艇在一定航速、不同时刻和不同波段内,动态红外特征达到最低值...
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