Table 3 Geometry parameters of the wellbore

Length of vertical well (L_TIP), m

3000

Length of horizontal well (L_ver), m

1500

The total depth of the model (z_max), m

3100

Inner diameter of thermal insulation pipe (D_Inn), m

0.2

Thickness of thermal insulation pipe (D_TIP), m

0.02

Radial spacing of annulus (D_Ann), m

0.04

Thickness of casing (D_Cas), m

0.02

Thickness of cement sheath (D_Cs), m

0.02