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7/29/2019 PVT SVS-78
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PVT DATA SVS-78
Company Superior Oil Company Date Sampled
Well SVS-78 Country
Field Lago State
FORMATION CHARACTERISTICSFormation Name La Luna-Cogollo
Date Firsr Well Completed 1-Oct-65
Original Reservoir Pressure 10650
Original Produced GOR 1200Production Rate 2300
Separator Pressure & Temperature -
Oil Gravity @ 60F 33.5
Datum 12000
Original Gas Cap none
WELL CHARACTERISTICS
Elevation 28Total Depth 12564
Producing Interval 11486-12564
Tubing size and depth 3-1/2&2-7/8
Productivity index 1.46
Last Reservoir Pressure 10650
Date October 27, 1965
Reservoir Temperature 265
Status of well Flowing
Pressure Gauge Amerada
Normal Production Rate 3426(3/8'' choke)GOR 970
Separator Pressure & Temperature 200&40
Base Pressure 14.7
Well making water -
BASIC DATA
SAMPLING CONDITION
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Sampled at
Status of well
GOR
Separator Pressure & Temperature
Tubing pressure
Casing pressure
ONLY ONE SAMPLE WAS TAKEN
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October 28, 1965 1. Saturation Pressure
Venezuela
Zulia 2. Thermal Expansion of saturated oil @
3. Compressibiliy of saturated oil @ reservoi
From 6000
PSI @ 12516 FT
From 5000(1/4'' Choke)
- F From 4000
API
Ft 4. Specific volume @ saturation pressure (ft
FTFT
FT
in to 12560 FT
B/D/PSI @ 2300 B/D
PSIG @ 12516 FT
F @ 9278 FT
STB/DSCF/STB
PSIG 121 & 127 F
PSIG
%
VOLUMETRIC DATA
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4300 Ft
Flowing on 1/8'' choke
-
- - F
6600
-
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Pressure PSIG
3829 psig @ 265 F PSIG
11000
6000 psi V @ 265 F= 10650
V @ 89 F 10500
r temperature: vol/vol/psi 10000
9500
psi to 5000 psi = 16,41x 10-6
9000
8500
psi to 4000 psi = 18,39 x 10-8 80007500
psi to 3829 psi = 18,17 x 10-6
7000
6500
3/lb) 0.02557 @265F 6000
39.1 lbm/pc 5500
5000
4500
42004100
4000
3900
3829
3806
3787
3766
3746
3615
36053400
3305
3000
2995
2685
2660
RESERVOIR FLUID SAMPLE
1.1152
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2600
2265
2220
2200
1885
18501800
1515
1500
1400
1135
1120
1000
805
720
635600
415
200
175
0
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Pressure-Volume
Relation @ 265F
Viscosity of oil
@ 265F
GOR Liberatred
per barrel of
residual oil
GOR in
solution per
barrel of
residual oil
Relative Oil
Volume
V/Vr
V/Vsat cp
0.9107 0.43 1.690
0.9136 0.42 1.695
0.9150 0.42 1.698
0.9194 0.40 1.706
0.9239 0.39 1.714
0.9286 0.38 1.723
0.9334 0.37 1.732
0.9384 0.36 1.7410.9438 0.34 1.751
0.9496 0.33 1.762
0.9559 0.32 1.773
0.9630 0.31 1.787
0.9705 0.29 1.787
0.9788 0.28 1.816
0.9878 0.27 1.833
0.9932 - 1.8430.9950 - 1.846
0.9968 0.25 1.850
0.9987 - 1.853
1 0.25 0 1291 1.855
1.0018 - - - -
1.0034
1.0051
1.0068
96 1195 1.800
1.01950.27
1.052 229 1062 1.728
0.31
1.0957 349 342 1.662
454 837.00 1.605
1.1594
RESERVOIR FLUID SAMPLE TABULAR DATA
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0.36
1.2677
595 696 1.53
0.42
690 601 1.485
1.4470.48
789 502 1.434
1.6934
0.57
88 403 1.382
2.1677
0.69
2.9399
991 300 1.329
3.69550.88
1075 216 1.283
1.132
1154 137 1.232
1.29 1291 0 1.096
Residual oil Gravity= 31,8 API at 60 F
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PressureOil Dens.
gr/ccGas Gravity Z Factor
3829 0.6264 - -
3615 0.6351 0.9110 0.9010
3305 0.6468 0.8900 0.8880
2995 0.6587 0.8710 0.8790
2685 0.6696 0.8570 0.8760
2220 0.6843 0.8410 0.8750
1885 0.6950 0.8370 0.8780
1515 0.7069 0.8410 0.8900
1135 0.7194 0.8550 0.9100720 0.7338 0.9030 0.939
415 0.7456 1.0130 0.963
175 0.7587 1.2490 0.983
0 0.7901 2.3140 -
DIFFERENTIAL DEPLETION @ 265 F
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HYDROCARBON ANALYSIS OF RESERVOI
Component Mol % Liquid %Density @
60F gr/cc
Carbon Dioxide 61.00% 0.28
Methane 42.82% 17.92
Ethane 12.13% 6.11
Propane 6.01% 4.38%
iso-Butane 1.21% 1.04%
n-Butane 3.65% 3.04%
iso-Pentane 1.16% 1.13%
n-Pentane 1.92% 1.84%
Hexanes 2.32% 2.52%Heptane Plus 28.17% 61.74
Molecular Weight of C-7 plus 227
Densyty of C-7 plus @ 60F
31.5Gravity of C-7 plus API @ 60F
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FLUID SAMPLE
API @ 60FMolecular
Weight
Separator
pressure
psig
Separator
Temperature F
Separator
GOR
0 100 1187
60 100 990
100 100 952
150 100 930
CO2 0.61
O2 0
N20
SEPARATOR TEST
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(1) Separtor stock tank gas/oil ratio of gas @
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Tank GOR
Stock
Tank API
@ 60F
Shrinakge
Factor
Vr/Vsat
Volume
Factor
Specific
gravity
34.1 0.5682 1.760 0.935
37 36.1 0.6184 1.617 0.826
63 36.2 0.6230 1.605 0.797
95 36.1 0.6192 1.615 0.782
F RESERVOIR FLUID SAMPLE
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0 F and 14.7 psi pe barrel of stock tank
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RESERVOIR
FLUID SAMPLE
TABULAR
DATA
Pressure PSIG
GOR in
solution per
barrel of
residual oil
Relative Oil
Volume
V/Vr
Viscosity of oil
@ 265FZ Factor Gegas
PSIG cp
11000 1291 1.690
10650 1291 1.695 0.42
10500 1291 1.698 0.42
10000 1291 1.706 0.40
9500 1291 1.714 0.399000 1291 1.723 0.38
8500 1291 1.732 0.37
8000 1291 1.741 0.36
7500 1291 1.751 0.34
7000 1291 1.762 0.33
6500 1291 1.773 0.32
6000 1291 1.787 0.31
5500 1291 1.787 0.29
5000 1291 1.816 0.28
4500 1291 1.833 0.27
4200 1291 1.843 -
4100 1291 1.846 -
4000 1291 1.850 0.25
3900 1291 1.853 -
3829 1291 1.855 0.25
3806 - - -
3787
3766
37463615 1195 1.800 0.9010 0.9110
3605
3400 0.27
3305 1062 1.728 0.8880 0.8900
3000 0.31
2995 342 1.662 0.8790 0.8710
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2685 837.00 1.605 0.8760 0.8570
2660
2600 0.36
2265
2220 696 1.53 0.8750 0.8410
2200 0.421885 601 1.485 0.8780 0.8370
1850
1800 0.48
1515 502 1.434 0.8900 0.8410
1500
1400 0.57
1135 403 1.382 0.9100 0.8550
1120
1000 0.69
805720 300 1.329 0.939 0.9030
635
600 0.88
415 216 1.283 0.963 1.0130
200 1.132
175 137 1.232 0.983 1.2490
0 0 1.096 1.29 2.3140
il Gravity= 31,8 API at 60 F
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K X Y Ugas
GOR Liberatred
per barrel of
residual oil
0
-
135.0269 5.1238256 1.3752 1.2245 96
135.956 5.117744 1.3765 1.0632 229
136.8098 5.1122416 1.3776 0.9369 349
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137.4469 5.1081872 1.3784 0.8541 454
196.4663 4.86 1.4280 0.0196
138.1838 5.1035536 1.3793 0.7691 595
138.3694 5.1023952 1.3795 0.7493 690
138.1838 5.1035536 1.3793 0.7691 789
137.5385 5.107608 1.3785 0.8430 88
135.3791 5.1215088 1.3757 1.1601 991
130.7188 5.1533648 1.3693 2.4794 1075
121.8946 5.2217104 1.3557 14.1741 1154
94.98818 5.5301344 1.2940 122954.8049 1291
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DIFFEREN
TIAL
DEPLETIO
N @ 265
F
PressureOil Dens.
gr/ccGas Gravity Z Factor
Pressure-Volume
Relation @ 265F
3829 0.6264 - - V/Vsat
3615 0.6351 0.9110 0.9010 0.9107
3305 0.6468 0.8900 0.8880 0.9136
2995 0.6587 0.8710 0.8790 0.9150
2685 0.6696 0.8570 0.8760 0.9194
2220 0.6843 0.8410 0.8750 0.92391885 0.6950 0.8370 0.8780 0.9286
1515 0.7069 0.8410 0.8900 0.9334
1135 0.7194 0.8550 0.9100 0.9384
720 0.7338 0.9030 0.939 0.9438
415 0.7456 1.0130 0.963 0.9496
175 0.7587 1.2490 0.983 0.9559
0 0.7901 2.3140 - 0.9630
0.9705
0.9788
0.9878
0.9932
0.9950
0.9968
0.9987
1
1.0018
1.0034
1.0051
1.0068
1.0195
1.052
1.0957
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1.1594
1.2677
1.447
1.6934
2.1677
2.9399
3.6955
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HYDROCARBON ANALYSIS OF RESERVOI
Component Mol % Liquid %Density @
60F gr/cc
Carbon Dioxide 61.00% 0.28
Methane 42.82% 17.92
Ethane 12.13% 6.11
Propane 6.01% 4.38%
iso-Butane 1.21% 1.04%
n-Butane 3.65% 3.04%iso-Pentane 1.16% 1.13%
n-Pentane 1.92% 1.84%
Hexanes 2.32% 2.52%
Heptane Plus 28.17% 61.74
Molecular Weight of C-7 plus 227
Densyty of C-7 plus @ 60F
31.5Gravity of C-7 plus API @ 60F
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FLUID SAMPLE
API @ 60FMolecular
Weight
Separator
pressure
psig
Separator
Temperatur
e F
Separator
GORTank GOR
0 100 1187
60 100 990 37
100 100 952 63
150 100 930 95
CO2 0.61
O2 0
N20
SEPARATOR TEST OF RES
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(1) Separtor stock tank gas/oil ratio of gas @ 60
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Stock
Tank API
@ 60F
Shrinakge
Factor
Vr/Vsat
Volume
Factor
Specific
gravity
34.1 0.5682 1.760 0.935
36.1 0.6184 1.617 0.826
36.2 0.6230 1.605 0.797
36.1 0.6192 1.615 0.782
ERVOIR FLUID SAMPLE
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and 14.7 psi pe barrel of stock tank