OCR Text |
Show Table 3. FURNACE OPERATING TEMPERATURES FOR COMBUSTION TRIALS Average Furnace Temperature Particle Sidewall Roof Sidewall Roof Size, Firing Rate, Front Middle Middle Rear Front Middle Middle Rear Trial Uj kW (10* Btu/h) #C *F 6.6 470 (1.6) 1150 ~ 1200 1160 2100 -- 2200 2120 2 18.1 640 (2.2) 1210 1240 1225 1220 2210 2260 2230 2220 3 41.0 730 (2.5) 1210 1270 1255 1220 2210 2320 2240 2220 5 6.6 700 (2.4) 1180 1220 1?05 1180 2160 2230 2200 2160 Table 4. FLUE GAS ANALYSES FOR TRIALS 1 THROUGH 5 Average Flue Saa Analysis (Dry) Conversion Particle A3 Measured Corrected to 01 02 of Fuel "2 Site, Firing Rate, 02, C02, CO, NO, NOx, NO, NO„, to NO,,* Trial m W (106 8tu/h) 1 ppw t 6.6 470 (1.6) 3.4 15.4 75 430 460 526 562 12 18.1 640 (2.2) 3.4 15.3 350 540 620 660 757 16 41.0 730 (2.5) 3.9 14.9 100 450 480 550 586 13 33.0 730 (2.5) 3.8 14.9 100 580 630 709 770 16 6.6 700 (2.4) 3.7 15.1 450 Measured HO. - Thermal NO, , . , , » .i\ - (Assumes 180 ppa Icorrected to 0T, O2I Thermal NO, [natural gas as fuel I). Maximum Fuel NOx 23 |