Measurements and predictions of vacuum core infrared radiation from a small solid propellant rocket exhaust plume

Author(s):  
Choudary R. Bobba
2015 ◽  
Vol 798 ◽  
pp. 185-189
Author(s):  
Yan Jie Ma ◽  
Fu Ting Bao ◽  
Hao Xu ◽  
Lin Sun

Two-phase flow can have significance influence on exhaust plume of solid propellant, as well as the infrared radiation of the rocket. To show this influence, flow field of solid propellant rocket exhaust plume is simulated on different working conditions, where two-phase flow is involved using the DPM method. Comparing the flow filed results with or without two-phase flow considered shows that the existence of the condensed particles can decreases the velocity of the plume and increases the temperature. The influences of the flight height and Mach number on exhaust plume are also discussed.


2012 ◽  
Vol 32 (10) ◽  
pp. 1016002
Author(s):  
国爱燕 Guo Aiyan ◽  
白廷柱 Bai Tingzhu ◽  
胡海鹤 Hu Haihe ◽  
唐义 Tang Yi

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