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Abstract:
采用数值模拟方法研究了几何构型对逆流推力矢量喷管内部流动结构及性能的影响.研究结果表明:主流未附体时,增大缝宽可提高推力矢量角,但同时却降低了合成推力系数,抽吸二次流流向由同向转变为逆向且流量逐渐增大;增大斜切角可致使推力矢量角减小,合成推力系数先增大后减小.随着斜切角的增大,抽吸二次流流向由逆向逐渐转变为同向二次流,流量比在2%以内,且呈先减小后增大趋势.
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Source :
航空动力学报
Year: 2014
Issue: 06
Volume: 29
Page: 1417-1425
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 9
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