Emission Sources No H2S(mol %) Flow rate (each) (kmol/h) Total SO2 emission rate (ton/day)
Boilers 1, 2, 3, & 4 4 0.08 1,159.99 2081.08
Boilers 5 & 6 2 0.0004 1,522.27 6.82
Fired Heaters of Plant 3 & 9 - Trains 1 & 2 2 0.12 32.48 87.41
Combined Flares - Trains 1 & 2 (Pilot) 2 0.12 0.45 1.21
Sweet & Sour Flares (Purge & Pilot) - Trains 1 & 2 2 0.0004 9.42 0.09
Sour Flare (Carbonate Flash Gas) - Trains 1 & 2 2 7.67 29.87 4636.71
Sour Flare (DEA Flash Gas) - Trains 1 & 2 2 0.06 9.96 13.40
Continuous Sweet & Sour Flare (Purge & Pilot) - Train 3 1 0.0004 9.42 0.02
Sour Flares(Carbonate Flash Gas) -Train 3 1 4.95 14.94 1503.36
Sour Flares (DEA Flash Gas) - Train 3 1 0.11 4.98 3.07
Sour Flares (Excess Fuel Gas) - Train 3 1 0.0004 149.37 0.33
Gas Turbines (GT-1, GT-2 & GT-3) 3 2.22 198.98 7429.64
LG Turbines (LG-5 & LG-6) 2 0.12 348.44 468.84
Purge & Pilot Flares of LNG/LPG & LPG Tankage 2 0.0004 37.68 0.17
Purge & Pilot Burners of Sour (Warm) Liquid & LNG 2 0.0004 37.68 0.17
SRU Incinerators - Trains 1 & 2 2 0.17 4,735.90 9027.44
SRU Incinerator - Train 3 1 0.13 3,117.40 2271.96
Total   27531.71
Table 4: Estimated H2S and SO2 Emission Rates from Various Sources at ADGAS under Current Conditions.