Page 160 - Open-Hole Log Analysis and Formation Evaluation

146

I.
38
72
34
Sy
Sw
0.5
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the
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GOC
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=
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md
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net
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pore
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Answers
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need
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=
at
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including
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QUESTION
QUESTION
QUESTION
QUESTION
of net
0.18
the
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185.5/2.65,
oil
gas
that
24.7%
14.4%
to
METHODS
its
to
0.3,
#7.9
#7.6
#7.8
#7.5
#7.7
#7.4
#7.1
5314
hence
#7.2
#7.3
pay
itself

#7.10
pay
removed
the
#7.11.
pay
or
volume
ft
pores
Text
is
which
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know
.
from
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and
md
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-
the
70
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Questions
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its
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things:
of
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sample
volume
water
The
dry
the
gat
1
weight
of the
rock.
OF ANALYSIS AND APPLICATION
equals
g/cc
volume
porosity
OF
pore
=
This
the
entirely-filled
divided
of
space
by
30cc.
total
the
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of this
the
RESULTS
its
The
itself.
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volume
volume.
is
Since
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thus
sample
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of

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In
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records
to
on
deduced
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reservoir
of
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many
4A.
Consider
the
more
Saturation
The
AND
and
subsurface
end
up
many
the
estimation.
of
calculation
CHAPTER
In
any
gas-in-place
and
log
A
figures
chapter
summary,
the
S,,.
undoubtedly
that,
laterally
measurements
to
It
is
V.
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in
from
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size
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wells.
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to
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porous
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considered.
produce
data
for
actual
is
will
general
other
and
depth
The
as
that
of
thickness
help
EIGHT
Sy).
reservoir
and
a
log
In
logs
analysis,
1.
A
Vis
others
RESERVE
terms
should
and
only reservoir
of
in
case,
rock
in
is
case
users
to
a
cover
reserves
hectares,
be
the
the
means
GAS-IN-PLACE
logs
the
therefore
volume
has
shape
actual
Dipmeter
of
units
example,
the
Correlation
analyst
volume
a
expressed
circumstances
at
of
well,
vertically.
then
the
would
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noted
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log
in
data
only
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units
of oil
expressed
10%
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if
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volume V is
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If
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delineated
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of
determine
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of
that
logs
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the
computations
say
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to
of bulk-volume
volume
of
reservoirs,
data,
both
ESTIMATES
is
depicted
constant
define
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more
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such
useful
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also
independently
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reservoir
cubic
concentration
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mathematics
same
band
size,
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in
the
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exist
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both
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size
hydrocarbon
be
expressed
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of
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accurate
expressed
are
feet
and
fractions.
depicted
in
logs
porosity
volume
of log
many
in
units,
over
See
block
or
figure
logs
shape,
must
measured
in
single
is
of
an
but
The
hydrocarbons
porosity
porosity and
ESTIMATION
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data
porosity
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be
in
reserve
wells
quantity-for
since
and
in
@,
on
cubic
6V
alone
area
@
most
figure
in
delineated
and
acre-feet.
feet
reasonable;
(1
pore-volume,
of assistance.
concentration
A
philosophy
the
a
bottle
can
hydrocarbon
-
figures
If
or
by
8.2.
other
limits
and
is
of
of the bottle and
gathered
anda
saturation
and
in
meters
such
saturation
hectare-meters.
in
S,,
is
of
rely
considered
Sy)
oil-
data
HCPV,
the
are
oil-in-place
have
saturation
in
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Some
are
that
in
then
in
water
8.1..A cylindrical
degree of
However,
one
provide.:
reservoir:
or,
extrapolation of
full of
not
field will
the’
important
hence
as
seismic
of reserve