scholarly journals Opposed flow diffusion flame extensions

1981 ◽  
Vol 18 (1) ◽  
pp. 1853-1860 ◽  
Author(s):  
C.M. Kinoshita ◽  
P.J. Pagni ◽  
R.A. Beier
Keyword(s):  
2005 ◽  
Vol 30 (1) ◽  
pp. 1111-1118 ◽  
Author(s):  
Pierre A. Glaude ◽  
William J. Pitz ◽  
Murray J. Thomson

1981 ◽  
Vol 18 (1) ◽  
pp. 1871-1879 ◽  
Author(s):  
W.J. Pitz ◽  
N.J. Brown ◽  
R.F. Sawyer

2020 ◽  
Vol 2020 ◽  
pp. 1-7 ◽  
Author(s):  
K. Komizu ◽  
Y. Saito ◽  
A. Tsuji ◽  
H. Nagata

This study investigates the continuous transition from flame-spreading to stabilized combustion near the blow-off limit in opposed forced flow by using expanding solid fuel duct that makes distribution of oxidizer velocity in the axial direction. The stabilized combustion is a diffusion flame that appears in the Axial-Injection End-Burning Hybrid Rocket. The boundary between flame-spreading and stabilized combustion has not been investigated in detail. Polymethyl methacrylate (PMMA) rectangular ducts were used as a fuel, and gaseous oxygen was used as an oxidizer. All firing tests were conducted at atmospheric pressure. The diffusion flame traveled in the opposed-flow field where the oxidizer velocity increases continuously in the upstream direction. The combustion mode changed when oxidizer velocity at the flame tip exceeded a certain value. The oxidizer velocity used in this experiment ranges from 0.6 to 32.8 m/s. Experimental results show that a threshold oxidizer velocity of the transition can be determined. In this study, the threshold velocity was 26.4 m/s.


1998 ◽  
Vol 27 (1) ◽  
pp. 605-613 ◽  
Author(s):  
N.M. Marinov ◽  
W.J. Pitz ◽  
C.K. Westbrook ◽  
A.E. Lutz ◽  
A.M. Vincitore ◽  
...  

2011 ◽  
Vol 158 (7) ◽  
pp. 1277-1287 ◽  
Author(s):  
S.M. Sarathy ◽  
C. Yeung ◽  
C.K. Westbrook ◽  
W.J. Pitz ◽  
M. Mehl ◽  
...  

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