Observations on Jet-Flame Blowout

Table 2

Fuel velocity, U₀, and coflow velocity, U_CF, for a given stoichiometric contour velocity, U_S. Times given are from reignition to blowout based on digital images.

Fuel velocityU0 (m/s)	Coflow velocity UCF (m/s)	US (m/s)	Time to blowout (s)
36.9	0.4	2.4	No blowout after 60 s
36.0	0.45	2.4	20.5
35	0.5	2.4	2.47
35.0	0.55	2.4	3.87
33.5	0.6	2.4	2.03
32.6	0.65	2.4	1.00