Experimental Analysis of Municipal Solid Waste Gasification Using

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Experimental Analysis of Municipal Solid Waste Gasification Using Modified Downdraft Gasifier with Variation of

Experimental Analysis of Municipal Solid Waste Gasification Using Modified Downdraft Gasifier with Variation of Air Input and Preheat Air Temperature

Power supply Induction Heating Module Heating Element Relay Gasifier Power cord Figure 1 Induction

Power supply Induction Heating Module Heating Element Relay Gasifier Power cord Figure 1 Induction Heating Configuration Blower

Cold water in Pyrolysis air Oxidation Air Figure 2 Multi-stage Gasification Mechanism Hot water

Cold water in Pyrolysis air Oxidation Air Figure 2 Multi-stage Gasification Mechanism Hot water out Figure 3 Tar Sampling Mechanism

1000 ER (0. 3) 900 120 ER (0. 4) 800 100 Temperature (o. C)

1000 ER (0. 3) 900 120 ER (0. 4) 800 100 Temperature (o. C) ER 0. 3 ER 0. 4 ER 0. 5 60 40 700 600 500 400 300 200 100 20 Figure 4 Influence of ER to the Temperature AR (py is) r 1 olys ( AR oxi is) da 2 tio ( n AR oxi da ) 3 tio ( n AR oxi da ) 4 ti AR (ox on) id a 1 (re tion AR ) d 2 ucti ( AR red on) 3 ucti ( AR red on) 4 ucti (re on du ) ct io n) ) ys is 4 (p yr 3 2 ol ys AR Temperature (o. C) AR 1 -20 yr 1000 (p 800 AR 600 ol 400 yr 200 (p 0 ys 0 ol is ) 0 AR Gasifier Height (cm) 80 ER (0. 5) Air Ratio Figure 5 Influence of ER and AR to the temperature

LHV Composition (%) 20 4550 30 4450 25 4350 20 15 4250 10 4150

LHV Composition (%) 20 4550 30 4450 25 4350 20 15 4250 10 4150 5 4050 5600 R 2 = 0, 929 5400 R 2 = 0, 7124 R 2 = 0, 9889 15 R 2 = 0, 7715 5200 5000 10 4800 5 4600 LHV (k. J/kg) CO 2 CH 4 Composition (%) H 2 LHV (k. J/kg) 25 CO CO H 2 CH 4 CO 2 LHV Linear(CO) Linear(H 2) Linear(CH 4) Linear(CO 2) Linear(LHV) R 2 = 0, 9128 0 3950 0, 3 0, 4 Equivalent Ratio 0, 5 Figure 6 Influence of ER to the composition and LHV 0 4400 1 2 3 4 Air Ratio Figure 7 Influence of AR to the composition and LHV at ER 0. 4

100 300 100 250 ER 0. 3 ER 0. 4 140 80 ER 0.

100 300 100 250 ER 0. 3 ER 0. 4 140 80 ER 0. 5 200 Gasifier Height (cm) Tar concentration (mg/m 3) 170 150 100 50 60 40 20 0 0 AR 1 AR 2 AR 3 - AR 4 200 400 600 800 1 000 1 200 Air Ratio -20 Figure 8 Influence of AR to the tar content Temperature (o. C) Figure 9 Influence of Preheat Air to the Temperature

30 20 55 R 2 = 0, 8731 R 2 = 0, 8495 50

30 20 55 R 2 = 0, 8731 R 2 = 0, 8495 50 5800 R 2 = 0, 8921 5600 15 5400 10 5200 5 LHV (k. J/kg) Composition (%) 25 6000 Tar concentration (mg/m 3) CO H 2 CH 4 LHV Linear(CO) Linear(H 2) Linear(CH 4) Linear(LHV) 45 40 35 30 R 2 = 0, 9868 0 100 5000 110 120 130 140 150 160 170 Preheat temperature (o. C) 180 190 200 Figure 10 Influence of Preheat Air to the composition and LHV 25 100 110 120 130 140 150 160 170 Preheat Temperature (o. C) 180 190 200 Figure 11 influence of Preheat Air to the Tar Content