Open Access
Table 2
COP for each scenario, fraction of thermal load covered by GSHP, and increase in ground temperature after 50 years of GSHP use.
| City | Scenario | Heating COP | Cooling COP | Heating Load Covered | Cooling Load Covered | ΔT Ground [°C] |
|---|---|---|---|---|---|---|
| Lisbon | (1) | 2.51 | 3.65 | – | – | – |
| (2) | 4.34 | 3.32 | 100% | 72% | 23.4 | |
| (3) | 2.71 | 3.14 | – | – | – | |
| (4) | 4.28 | 4.14 | 100% | 100% | 11.6 | |
| Porto | (1) | 2.45 | 4.15 | – | – | – |
| (2) | 4.17 | 3.77 | 100% | 94% | 20.9 | |
| (3) | 2.59 | 3.69 | – | – | – | |
| (4) | 4.17 | 6.10 | 100% | 100% | 7.7 | |
| Faro | (1) | 2.55 | 3.62 | – | – | – |
| (2) | 4.15 | 3.20 | 100% | 60% | 23.6 | |
| (3) | 2.73 | 3.21 | – | – | – | |
| (4) | 4.24 | 3.41 | 100% | 82% | 12.1 |
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