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火箭发动机出口参数对喷焰流动及辐射的影响
Authors
余西龙
包醒东
+3 more
徐颖
毛宏霞
王振华
Publication date
1 January 2019
Publisher
Abstract
基于详细化学反应机理+逐线积分法+视在光线法开展了火箭发动机喷焰流动与辐射特性研究,分析了不同化学反应机理对流动与辐射的影响,利用地面试验数据校验了模型的正确性,并详细分析了火箭发动机出口参数变化对喷焰流动及辐射的影响规律。研究结果表明:喷管出口温度增加,对流场结构影响较小,但会显著提升喷焰的复燃效应;喷管出口压强增加,会对流场马赫波系结构产生影响,但对喷焰二次燃烧影响较小;喷焰红外辐射强度会随着出口温度或出口压强的升高而增加,且红外辐射强度与出口推力正相关
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Institute Of Mechanics,Chinese Academy of Sciences
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oai:dspace.imech.ac.cn:311007/...
Last time updated on 19/05/2020
Institute Of Mechanics,Chinese Academy of Sciences
See this paper in CORE
Go to the repository landing page
Download from data provider
oai:dspace.imech.ac.cn:311007/...
Last time updated on 31/01/2020