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Three dimensional numerical simulation of enhancing jet mixing with microjet
Author(s): 
Pages: 1966-1970
Year: Issue:  11
Journal: Journal of Aerospace Power

Keyword:  微喷射流喷流混合温度分布;
Abstract: 尾喷流是飞行器主要的红外辐射源之一,采用微喷射流技术能够对尾喷流红外辐射进行有效控制.对将微喷射流技术用于尾喷流混合进行数值模拟,研究结果表明:采用微喷射流技术后,在尾喷流中形成流向涡,强化了尾喷流与周围空气的掺混,高温核心区面积减小,并且发现微喷射流的出口横向尺寸和微喷射流在主喷流中的穿透深度是影响掺混的决定性因素.
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