Post on 06-Oct-2015
description
01.0
1.1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.251.1
1.0
0.9
1.01.05
1.05
1.11.2
1.3
1.4
1.5
1.6 1.7
1.8 1.9
2.0 2.2
2.4
2.63.0
3.02.8
1.21.3
1.1
1.10.95
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
0.9
1 2 3 4 5 6 7 8
7 8 9 10 11 12 13 14 15
Compressibility of Natural Gases(Jan. 1, 1941)
Compressibility Factors for Natural Gases as aFunction of Pseudoreduced Pressure and Temperature.
Com
pres
sibilit
y Fa
ctor
, z
Pseudo Reduced Temperature
Pseudo Reduced Pressure, Pr
3.02.82.62.42.22.01.91.81.71.6
1.51.45
1.351.4
1.3
1.25
1.2
1.15
1.1
2.6 2.42.22.0 1.9
1.71.6 1.4
1.3
1.21.1
1.05
1.051.8
1.4
1.5
Pseudo Reduced Pressure, Pr
A BC D E
Pore Space Not Occupied by Mercury
Air/Mercury Capillary Pressure CurvesCa
pilla
ry P
ress
ure
(psi)
150
100
50
0 10 20 30 40 50 60 70 80 90 100
k(md) 55 25 5 0.05 0.01
(%) 15 10 10 5 5h(ft)
AA
A
B
C
D
E
Top ofReservoir
100% Sw in Rock TypeA Found at This Level
h (ft) Scale 2cm = 10ftRock Type
FWL0
0
20
20
40
40
60
60
80
80
100
100
Oil Saturation
Water Saturation
PHY
SIC
AL
PRO
PER
TIE
S O
F TH
E PA
RA
FFIN
HY
DR
OC
AR
BON
S &
MIS
CEL
LAN
EOU
S C
OM
P OU
ND
S
CO
MPO
UN
DM
OLE
CU
LAR
WEI
GH
T
BO
ILIN
GPO
INT
AT
14.7
PSIA
CR
ITIC
AL
CO
NST
AN
TSLI
QUID
D
ENSI
TY60
_F,
14
.7
PSIA
GA
S D
ENSI
TY60
_F,
14.7
PSIA
(PER
FECT
GA
S)CU
FT
GA
SPE
RG
ALL
ON
_F
PRES
SUR
EPS
IATE
MP
_R
Gm
.
PER
cc
POU
ND
SPE
RCU
FT
POU
ND
SPE
RW
CF
CU
FT
GA
SPE
RG
ALL
ON
LIQU
ID
LIQU
ID(A
CTU
AL)
MET
HA
NE
16.04
25
8.7
673
344
42.27
ETH
AN
E30
.07
12
7.5
709
550
79.23
PRO
PAN
E44
.09
43
.7
518
666
0.50
7231
.66
116.
1936
.35
35.78
ISO
-B
UTA
NE
58.12
10.9
530
733
0.56
2535
.12
153.
1530
.59
29.70
M-B
UTA
NE
58.12
31.1
551
766
0.58
3836
.43
153.
1531
.75
30.77
ISO
-PEN
TAN
E72
.15
82.1
482
830
0.62
4138
.96
190.
1127
.38
26.17
M-P
ENTA
NE
72.15
96.9
485
847
0.83
0539
.36
190.
1127
.83
26.36
M-H
EXA
NE
86.17
155.
743
491
50.
8837
41.43
227.
0724
.34
22.83
M-H
EPTA
NE
100.
220
9.2
397
973
0.88
7542
.92
264.
0321
.89
19.95
M-O
CTA
NE
114.
225
8.2
370
1025
0.70
8244
.09
300.
9919
.55
17.77
M-N
ON
AN
E12
8.3
303.
433
510
730.
7211
48.02
337.
9517
.78
15.88
N-D
ECA
NE
142.
334
5.2
312
1115
0.73
3344
.78
374.
9118
.30
14.30
AIR
28.97
31
7.7
547
239
NIT
RO
GEN
28.02
32
0.4
492
227
OX
YG
EN32
.00
29
7.4
732
278
CA
RB
ON
DIO
XID
E44
.01
10
9.3
1072
548
HY
DRO
GEN
SULP
HID
E34
.08
76
.5
1306
673
WA
TER
18.0
221
2.0
3206
1165
0.99
9162
.37
Qt
tD
reD = 2.5
reD = 3.5
reD = 2.0
reD = 1.5
reD = 4.0reD =
00
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
1.0 2.0 3.0 4.0 5.0 6.0 7.0
r eD=
3.0
reD =6.0
reD = 3.0
reD = 3.5
reD = 4.0
reD = 4.5
reD = 5.0
reD = 7.0reD = 8.0reD =
tD
0 10 20 30 40 50 60 70
Qt
2
0
4
6
8
10
12
14
16
18
20
tD
0
0
10
20
30
40
50
60
70
80
90
100
110
20 40 60 80 120100 140 160 180 200 220 240 260 280 300
reD = 5.0
reD = 6.0
reD = 7.0
reD = 8.0
reD = 9.0
reD = 10.0r e
D=
Qt
10-1
10-1
10-2
2
22
2
2 4
44
4
6 4 6
66
6
8
88
8
8 1.0
1.0
10
10
t D
Q t
r eD
= 3
.0r e
D =
2.5
r eD
= 2
.0
r eD
= 1
.5
r eD
= 3
.5r e
D =
4.0
r eD
= 4
.5r e
D =
5.0
r eD
= 6
.0r e
D =
FIN
ITE
LIN
EAR
AQU
IFER
110
2
102
10
2
22
2
2 4
44
4
6 4 6
66
6
8
88
8
8 10
103
103
102
104
t D
WD
10
reD
=
reD
=(c
ont'd) r e
D =
3.0
r eD
= 2
.5
r eD
= 7
.0r e
D =
8.0
r eD
= 9
.0r e
D =
10.
0
r eD
= 1
5.0
r eD
= 3
.5
r eD
= 4
.0r e
D =
4.5
r eD
= 5
.0
r eD
= 6
.0
USE THIS SCALE FOR LINE(CONT'D) ONLY reD =