Research Article
Down-Hole Heat Exchangers: Modelling of a Low-Enthalpy Geothermal System for District Heating
Table 1
Data of the main thermal springs in the province of Viterbo [
8].
| Spring or group of springs | Name | Elevation (m a.s.l.) | Discharge (l/s) | Temperature (°C) |
| 3 | Bagnaccio | 310–390 | 10 | 38–64 | 4 | Monterozzo | 305–319 | 5 | 27–51 | 7-8 | Zitelle | 289–308 | 6.5 | 39–65 | 9 | Carletti | 285 | 1.5 | 57 | 10 | Bullicame | 298 | 10.4 | 57 | 17 | S. Cristoforo | 245 | 0.1 | 53 | 21 | S. Sisto | 230 | 3 | 57 | 26 | Bacucco | 315–320 | 2 | 36–49 | 27 | Urcionio | 305–319 | 20 | 28–60 |
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