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斜爆轰发动机流动机理分析
Authors
刘云峰
姜宗林
张子健
马凯夫
Publication date
15 May 2019
Publisher
Abstract
为了研究高Mach数超燃冲压发动机和斜爆轰发动机的内流场燃烧流动机理,首先用CJ爆轰理论对超燃冲压发动机的内流场特性进行了理论分析,给出了燃烧室流场的气动规律,理论分析结果与现有实验结果吻合得非常好.其次,根据理论分析结果,提出了高Mach数超燃冲压发动机和斜爆轰发动机的气动设计原则.最后,根据提出的气动设计原则,设计了高Mach数斜爆轰发动机,飞行Mach数为9,对斜激波诱导燃烧机理开展了二维数值模拟研究.数值模拟结果表明,在高Mach数下,斜爆轰发动机燃烧室内可以得到稳定的燃烧流场
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Institute Of Mechanics,Chinese Academy of Sciences
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Last time updated on 17/10/2019