Page 34 - Well Control for Completions and Interventions

28 Well Control for Completions and Interventions

Figure 1.14 Hydrostatic pressure calculation. SI units.

4. Total hydrostatic pressure at the top of the reservoir.

1704 1 1256 1 883 5 3843 psi:
Example SI units:
Full column of (mixed) fluids to surface
Pressure at surface 0 psi
o
34 API oil from surface to 1400 m TVD
3
Fresh water from 1400 m TVD to 2250 ft TVD 1000 kg/m
Formation water from 2250 to 2800 m TVD. 1160 kg/m 3
(Fig. 1.14).
1. Calculate the hydrostatic pressure of the oil column:
141:5
SG 5 5 0:8549
34 1 131:5
2. Calculate the hydrostatic pressure of the oil column:

ð854:9=102Þ 3 1400 m 5 11;734 kPa