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Show ~l.Oatm I -G-l.Oatm ~ Axial profiles ~ Axial profiles 2000 -.er- 3. Oa tm 2000 --6-S.0atm .Q.,.) .Q.,.) B B -9-6.0atm ~ .~.. ~7.5atm ... Q,) Q,) Q. 1600 Q. 1600 --- S e Q,) Q,) ~ ~ Gas temp. 1200 1200 0 0.4 0.8 0 0.4 0.8 Axial distance x/Lo Axial distance x/Lo ~ 2200 I Radial profiles f B 1800~--~~~~--~-----r----T---~ f Radial profiles I Q,) Q. S ~ 1400 C'iJ o 12 8 4 o ~--~----~----~----~--~~---- . 1-- . . I 1 T I o I -~. - ~ _ ...... I I 0 .2 I I I i ! x/Lo= 0.1 ! i I I I ! I I i ' - ' --"--'- !; !I I I I I I 0.4 0.6 0.8 Radial distance 1 r/R 12 ~ 8 1------<.4--~------ No CO is measured for Type 0 burner o (.) 4 ~--~----Il~---- o 0.2 0 .4 0 .6 0 .8 Radial distance (a) Type 0 burner (b) Type C burner Figure 3. Effect of pressure on methane flame patterns Methane flames 7 1 r/R |