Fig. 1. Dual-barrier barrier well completion schematic |
The Heat Transfer Coefficient (HTC) of dual-barrier well completion is defined by the following equation:
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| outer radius of the tubing | ||||
| inner radius of the tubing | ||||
| tubing wall thickness | ||||
| outer radius of the casing | ||||
| inner radius of the casing | ||||
| casing wall thickness | ||||
| wellbore radius by drilling bit | ||||
| |||||
| Tubing Wall Conductive Heat Transfer Coefficient | ||||
| Annular Flow Heat Transfer Coefficient | ||||
| Casing Wall Conductive Heat Transfer Coefficient | ||||
| Cement Conductive Heat Transfer Coefficient | ||||
| annular hydraulic diameter | ||||
| thermal conductivity of fluid moving through the tubing | ||||
| thermal conductivity of fluid in the annulus | ||||
| thermal conductivity of tubing material | ||||
| thermal conductivity of casing material | ||||
| thermal conductivity of cement |
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Physics / Thermodynamics / Heat Transfer / Heat Transfer Coefficient (HTC) / Heat Transfer Coefficient (HTC) @model
[ Single-barrier well completion Heat Transfer Coefficient @model ]
[ Thermal conductivity ] [ Nusselt number (Nu) ] [ Natural Convection Heat Transfer Multiplier ]
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