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Table 4 Properties of system’s different points
State | Working fluid | Mass flow rate (kg/s) | Pressure (kPa) | Temperature (°C) | Enthalpy (kJ/kg) | Entropy (kJ/kg) |
|---|---|---|---|---|---|---|
1 | R134a | 0.5101 | 200 | −5.093 | 248.7 | 0.9538 |
2 | R134a | 0.5343 | 1200 | 66.99 | 297.3 | 0.9843 |
3 | R134a | 0.5343 | 1200 | 41.29 | 110.2 | 0.4004 |
4 | R134a | 0.5101 | 200 | −10.09 | 102.7 | 0.399 |
5 | water | 4.782 | 250 | 35 | 146.8 | 0.5049 |
6 | water | 4.782 | 250 | 30 | 125.9 | 0.4365 |
7 | Geo-fluid | 4.432 | 250 | 7 | 28.47 | – |
8 | Geo-fluid | 4.432 | 250 | 11 | 45.27 | – |
9 | R134a | 0.02421 | 400 | 21.1 | 266.9 | 0.9662 |
10 | R134a | 0.5101 | 1200 | 36.29 | 102.7 | 0.3766 |
11 | R134a | 0.5101 | 400 | 21.1 | 266.9 | 0.9662 |
12 | R134a | 0.5343 | 400 | 21.1 | 266.9 | 0.9662 |
13 | R134a | 0.02421 | 400 | 8.91 | 110.2 | 0.4115 |