STANDARD HANDBOOK OF PETROLEUM & NATURAL GAS ...

952 Drilling and Well Completions
(4')
17 - = 1.075 x q(cst).
Water isothermal compressibility is
K = (A + BT + CT2)
where A = 3.8546 - 0.000134 P
B = -0.01052 + 4.77 x P
C = 3.9267 x - 8.8 x P
and
P = pressure in psig
T = temperature in O F
See Figure 4-257 [110].
3.8
(D
0
T
3.6
x 3.4
2.2
50 100 150 200 250 270
Temperature, OF
Figure 4-257. Chart showing the variation of the coefficient of isothermal
compressibility of water versus pressure and temperature [l lo].