Predicting Radiative Heat Transfer in Oxy-Methane Flame Simulations: An Examination of Its Sensitivities to Chemistry and Radiative Property Models

Table 5

Contributions of different temperature ranges to the volume integrated radiative source (in W) () for the Re 1404 and Re 2340 flames investigated in this study (sensitivity to WSGG models).

	EWBM (5 gg)	Perry (5 gg)	EM2C (5 gg)	HITEMP 2010 (5 gg)	Max % variation	H2O/CO2
PDF, Re 1404, < 500 K
21% O2	23	19	22	18	22	1.94
35% O2	123	155	136	121	22	0.05
50% O2	175	180	187	182	6	0.04
PDF, Re 2340, < 500 K
21% O2	34	31	38	35	18	1.93
35% O2	207	198	239	209	17	0.02
50% O2	252	230	268	246	14	0.02
PDF, Re 1404, 500 K < < 800 K
21% O2	−546	−504	−612	−794	−58	2.00
35% O2	−521	−481	−862	−522	−79	0.17
50% O2	−498	−443	−820	−462	−85	0.13
PDF, Re 2340, 500 K < < 800 K
21% O2	−807	−821	−907	−1177	−46	2.00
35% O2	−1122	−873	−1609	−1279	−84	0.20
50% O2	−1037	−745	−1456	−1121	−95	0.26
PDF, Re 1404, > 800 K
21% O2	−278	−337	−299	−313	−21	2.09
35% O2	−342	−429	−463	−387	−35	0.23
50% O2	−490	−518	−644	−562	−31	0.18
PDF, Re 2340, > 800 K
21% O2	−1098	−1099	−1192	−1376	−25	2.02
35% O2	−1134	−1049	−1434	−1140	−37	0.22
50% O2	−1361	−1279	−1667	−1370	−30	0.27