Science – Society – Technology
Table 1 WBHX tube sizing
From: Coupling of energy conversion systems and wellbore heat exchanger in a depleted oil well
Internal diameter (mm) | External diameter (mm) | |
|---|---|---|
D i 3½ in. | 77.9 | 88.9 |
D o 5½ in. | 121.4 | 139.7 |
D c casing 7 in. | 150.4 | 177.8 |