Table 3
Basic data of a well in the South China Sea.
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Formation depth, m | 6000 | Inner diameter of drill pipe, m | 0.11 |
| Seawater depth, m | 1600 | Outer diameter of drill pipe, m | 0.17 |
| Casing diameter, m | 0.4 | Drill size, m | 0.33 |
| Ocean surface temperature, °C | 20 | Density of seawater, kg/m3 | 1020 |
| Geothermal gradient, °C/100 m | 4.3 | Circulation, h | 7 |
| Drilling fluid density ρ0, kg/m3 | 1296 |