| Decision variables | Lower bound | Upper bound |
| Mass flow rate of fluid/kg∙s−1 | 2.5 | 4.0 |
| Degree of superheat/K | 0 | 25 |
| Expender inlet pressure/kPa | 1400 | 2000 |
| Condenser pressure/kPa | 200 | 500 |
| Mass flow rate of cooling water/kg∙s−1 | 10 | 30 |
| Regenerator effectiveness | 0.3 | 0.9 |