Environmental Engineering Reference
In-Depth Information
Fig. 11.26
Finding ʣ
o
. Courtesy Schlumberger
Question #11.8. ʣ
o
An oil has a specific gravity of 40° API and an
R
s
of 400 cu ft/bbl.
Find ʣ
o
= cu
Sigma Gas
ʣ
g
is a function of pressure, temperature, and gas gravity. Figures
11.27
and
11.28
allow calculation of ʣ
g
for a variety of formation conditions. Figure
11.27
inds ʣ
methane. If the gas in question is methane, then no further work is required.
However, if the gas in question is heavier than methane, Fig.
11.28
will convert ʣ-
CH4 into the appropriate value for ʣ gas.
Fig. 11.27
Finding ʣ methane. Courtesy Schlumberger
Search WWH ::
Custom Search