Table 3.
The range of operating plant data used for model development.
| Measured Parameters | Min | Max |
|---|---|---|
| Inputs: | ||
| Caustic(NaOH) flowrate to propane extractor column (kg/h) | 1179 | 4003 |
| DEA (Di-Ethanol-Amine) flowrate (kg/h) | 1098 | 5115 |
| Caustic flowrate to butane extractor column (kg/h) | 972 | 1954 |
| Propane feed gas flowrate (kg/h) | 18 917 | 35 509 |
| Butane feed gas flowrate (kg/h) | 10 619 | 22 966 |
| Outputs: | ||
| Propane total sulfur (ppm wt.) | 5 | 31 |
| Butane total sulfur (ppm wt.) | 9 | 60 |