Table 2 The comparison of the simulation results of the gas sweetening unit with Promax with actual data
From: Ethylene glycol elimination in amine loop for more efficient gas conditioning
Location | Parameters | Simulation results | Actual data |
|---|---|---|---|
Lean amine | MDEA% | 45 | 45 |
MEG% | 15 | 15 | |
Amine flow rate (m3/h) | 155 | 155 | |
Inlet to regenerator | Amine temperature (°C) | 102 | 101.8 |
Regenerator | Top temperature (°C) | 100.2 | 100.6 |
Bottom temperature (°C) | 134.39 | 132.68 | |
Amine inlet to the regenerator reboiler | CO2 loading (mol%) | 0.018 | 0.017 |
H2S loading (mol%) | 0.043 | 0.046 | |
H2S loading mole/mole amine | 0.0038 | 0.0046 | |
CO2 loading mole/mole amine | 0.0016 | 0.0018 | |
Gas in the absorber top | H2S (ppm) | 1.9 | 2.02 |
CO2 (%) | 1.3 | 1.33 | |
Amine in the absorber bottom | CO2 loading mole/mole amine | 0.11 | 0.12 |
H2S loading mole/mole amine | 0.21 | 0.24 | |
CO2 (mol/h) | 67.9 | 67.78 | |
H2S (mol/h) | 129.1 | 129.1 |