Table 7.
Validation of the first and second mode of simulation and Computer code results.
| Main parameters | first mode results |
second mode results |
||||
|---|---|---|---|---|---|---|
| Computer code | Simulation | Error (%) | Computer code | Simulation | Error (%) | |
| Flow rate of cooling water (kg/s) | 660.98 | 662 | 0.15 | 664.59 | 676.2 | 1.72 |
| Flow rate of organic Rankine cycle (kg/s) | 151.58 | 151.2 | 0.25 | 153.90 | 154.5 | 0.39 |
| Geothermal inlet heat (kW) | 32734 | 32730 | 0.01 | 33027 | 33600 | 1.71 |
| Net power output of organic Rankine cycle (kW) | 4728 | 4651 | 1.66 | |||
| Net power output of topping cycle (kW) | 1194.8 | 1155.2 | 3.43 | |||
| Net power output (kW) | 4592.2 | 4412 | 4.08 | 5922.7 | 5734.9 | 3.27 |
| Energy efficiency (%) | 14.03 | 13.48 | 4.08 | |||
| Energy efficiency of organic Rankine cycle (%) | 14.32 | 13.84 | 3.45 | |||
| Energy efficiency of topping cycle (%) | 15.53 | 15.01 | 3.46 | |||
| Steam cycle flowrate (kg/s) | 3.171 | 3.145 | 0.83 | |||
| Heat transfer fluid flowrate (kg/s) | 23.481 | 23.5 | 0.08 | |||