Page 75 - Environmental Control in Petroleum Engineering

Table 2-15
Fugitive Emission Factors for Three Leakage Rates
Emission Factor: Emission Factor: Emission Factor:
0-1,000 ppm 1,001-10,000 > 10,000
Equipment Service (kg/hr/source) (kg/hr/source) (kg/hr/source)

Valves Gas 0.00014 0.00165 0.0451 b
Light liquid 0.00028 0.00963 0.0852
Heavy liquid 0.00023 0.00023 0.00023 Oq
3
Pump seals Light liquid 0.00198 0.0335 0.437
Heavy liquid 0.0038 0.0926 0.3885 3
Compressor seals Gas/vapor 0.01132 0.264 1.608
Pressure relief devices Gas/vapor 0.0114 0.279 1.691 Product
Flanges All 0.00002 0.00875 0.0375
Open-ended lines All 0.00013 0.00876 0.01195 o
3
Source: from Schaich, 1991.
Reproduced with permission of the American Institute of Chemical Engineers.
Copyright © 1991 AlChE. All rights reserved.