OCR Text |
Show Table 4 Operation Data Item Cake feed rate Carbonizing furnace Consumption of heavy oil A Secondary combustion chamber SludQe slogging combustor Total per unit cake Temperature Pressure Item Carbonizing furnace temperature Sludge slogging combustor Secondary combustion chamber temperature Combustion air preheating temperature Wind box Freeboard Table 5 Exhaust Gas Properties Measured value Experimental value 1.5 - 1.7 t/h o - 45 r/h 5 tlh 90 - 95 flh 95-145f1h 56 - 85 fit . cake 700- 900°C 1,500-I,650OC 750- 800°C 350- 400°C 1,800 - 1,900mmHzO -25 - -50mmH20 Specified value Sampling position Carbonizing Sludge slooging Secondary furnace Combustor Cc~abmusbteiro n stack Exhaust aras (OC) temper ure 893 1,425 800 188 Amount Humidity 5.200 1,715 8.860 8,780 (Nm3 /h) Dryness 3,400 1,605 6,545 8,555 Dust conc~ration (§lIN ) 65.3 5.65 5.31 0 .004 NOx 0212% (ppm) 118 145 146 138 < 250 CO2 (°/,) 16.3 14.0 9.7 5.0 02 (°/,) 0.0 2.0 9 .4 15.2 CO (OJ.) 0 .5 0.0 0 .0 0 .0 H2 (OJ.) 0.77 < 0 .01 < 0 .01 < 0 .0 I SOx (ppm) 18 16 < 5 < 5 HCI (mg/NtTr') 440 245 275 3 < 700 - 1 0 - |