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Table 1 Parameters for the simulation of the working fluid temperature along the BHE
Parameter | Value |
|---|---|
Pipe diameter, wall thickness | 32 mm, 2.9 mm |
Pipe length | 100 m |
Thermal conductivity of the pipe wall | 0.3 W m−1 K−1 |
Thermal conductivity of the cement | 2 W m−1 K−1 |
Thermal conductivity of rocks | 2 to 3.4 W m−1 K−1 |
Inlet temperature | 14.5 °C |
Outlet temperature | Calculated |
Flow rate | 24.4 L min−1 |