Pengolahan data well test

8/11/2019 Pengolahan data well test

1/15

h 100 ft

0.1

k 20 mD

Ct 0.00005 1/psia

rw 0.5 ft

Pi 4000 psi

o

2 cp

Bo 1.25 RB/STB

q 50 STB/DAY

t (hour) r (ft) (-x) Ei(-x) P(r,t) t (hour) r (ft)

1 0.5 -0.0001185 -8.46350 3962.65480 5 0.5

1 1 -0.000474 -7.07756 3968.77026 5 1

1 2 -0.001896 -5.69269 3974.88101 5 2

1 3 -0.004266 -4.88412 3978.44880 5 3

1 4 -0.007584 -4.31207 3980.97300 5 4

1 5 -0.01185 -3.87003 3982.92351 5 5

1 10 -0.0474 -2.51876 3988.88596 5 10

1 15 -0.10665 -1.76486 3992.21256 5 15

1 20 -0.1896 -1.26660 3994.41112 5 20

1 25 -0.29625 -0.91501 3995.96251 5 25

1 30 -0.4266 -0.65979 3997.08869 5 30

1 40 -0.7584 -0.33510 3998.52136 5 40

1 50 -1.185 -0.16223 3999.28418 5 50

1 60 -1.7064 -0.07397 3999.67361 5 60

1 70 -2.3226 -0.03153 3999.86086 5 70

1 80 -3.0336 -0.01250 3999.94483 5 80

1 90 -3.8394 -0.00459 3999.97973 5 90

1 100 -4.74 -0.00156 3999.99312 5 100

1 120 -6.8256 -0.00014 3999.99938 5 120

1 140 -9.2904 -0.00001 3999.99996 5 140

1 160 -12.1344 0.00000 4000.00000 5 160

1 180 -15.3576 0.00000 4000.00000 5 180

1 200 -18.96 0.00000 4000.00000 5 200

1 300 -42.66 0.00000 4000.00000 5 300

1 400 -75.84 0.00000 4000.00000 5 400

t (hour) r (ft) (-x) Ei(-x) P(r,t) t (hour) r (ft)

50 0.5 -0.00000237 -12.37541 3945.39352 100 0.5

50 1 -0.00000948 -10.98912 3951.51051 100 1

50 2 -0.00003792 -9.60285 3957.62741 100 2

Data Reservoir

Data Produksi


2/15

50 3 -0.00008532 -8.79197 3961.20543 100 3

50 4 -0.00015168 -8.21667 3963.74393 100 4

50 5 -0.000237 -7.77047 3965.71279 100 5

50 10 -0.000948 -6.38489 3971.82668 100 10

50 15 -0.002133 -5.57514 3975.39969 100 15

50 20 -0.003792 -5.00143 3977.93117 100 20

50 25 -0.005925 -4.55728 3979.89102 100 2550 30 -0.008532 -4.19523 3981.48855 100 30

50 40 -0.015168 -3.62646 3983.99823 100 40

50 50 -0.0237 -3.18862 3985.93019 100 50

50 60 -0.034128 -2.83426 3987.49383 100 60

50 70 -0.046452 -2.53804 3988.80091 100 70

50 80 -0.060672 -2.28482 3989.91823 100 80

50 90 -0.076788 -2.06483 3990.88894 100 90

50 100 -0.0948 -1.87137 3991.74258 100 100

50 120 -0.136512 -1.54612 3993.17775 100 120

50 140 -0.185808 -1.28335 3994.33723 100 140

50 160 -0.242688 -1.06749 3995.28972 100 160

50 180 -0.307152 -0.88828 3996.08044 100 180

50 200 -0.3792 -0.73855 3996.74113 100 200

50 300 -0.8532 -0.28242 3998.75384 100 300

50 400 -1.5168 -0.09756 3999.56954 100 400

50 500 -2.37 -0.02960 3999.86940 100 500

50 600 -3.4128 -0.00777 3999.96573 100 600

50 700 -4.6452 -0.00174 3999.99230 100 700

50 800 -6.0672 -0.00033 3999.99853 100 800

50 900 -7.6788 -0.00005 3999.99976 100 900

50 1000 -9.48 -0.00001 3999.99997 100 100050 1100 -11.4708 0.00000 4000.00000 100 1100

100 1200

100 1300

100 1400

100 1500

100 1600

3990.00000

4000.00000

Grafik P vs log r


3/15

3940.00000

3950.00000

3960.00000

3970.00000

.

1 10 100

P(r,t

)

log r


4/15

(-x) Ei(-x) P(r,t) t (hour) r (ft) (-x)

-0.0000237 -10.07284 3955.55358 25 0.5 -0.00000474

-0.0000948 -8.68662 3961.67029 25 1 -0.00001896

-0.0003792 -7.30061 3967.78606 25 2 -0.00007584

-0.0008532 -6.49015 3971.36220 25 3 -0.00017064

-0.0015168 -5.91545 3973.89806 25 4 -0.00030336

-0.00237 -5.47002 3975.86354 25 5 -0.000474

-0.00948 -4.09081 3981.94929 25 10 -0.001896

-0.02133 -3.29164 3985.47563 25 15 -0.004266

-0.03792 -2.73262 3987.94229 25 20 -0.007584

-0.05925 -2.30716 3989.81967 25 25 -0.01185

-0.08532 -1.96766 3991.31768 25 30 -0.017064

-0.15168 -1.45488 3993.58033 25 40 -0.030336

-0.237 -1.08615 3995.20738 25 50 -0.0474

-0.34128 -0.81207 3996.41673 25 60 -0.068256

-0.46452 -0.60523 3997.32943 25 70 -0.092904

-0.60672 -0.44829 3998.02193 25 80 -0.121344

-0.76788 -0.32931 3998.54692 25 90 -0.153576

-0.948 -0.23955 3998.94297 25 100 -0.1896

-1.36512 -0.12255 3999.45924 25 120 -0.273024

-1.85808 -0.05961 3999.73696 25 140 -0.371616

-2.42688 -0.02744 3999.87891 25 160 -0.485376

-3.07152 -0.01192 3999.94742 25 180 -0.614304

-3.792 -0.00487 3999.97852 25 200 -0.7584

-8.532 -0.00002 3999.99991 25 300 -1.7064

-15.168 0.00000 4000.00000 25 400 -3.0336

25 500 -4.74

25 600 -6.8256

25 700 -9.2904

25 800 -12.1344

(-x) Ei(-x) P(r,t) t (hour) r (ft) (-x)

-0.000001185 -13.06855 3942.33501 200 0.5 -0.00000059

-0.00000474 -11.68226 3948.45202 200 1 -0.00000237

-0.00001896 -10.29598 3954.56898 200 2 -0.00000948


5/15

-0.00004266 -9.48508 3958.14710 200 3 -0.00002133

-0.00007584 -8.90974 3960.68575 200 4 -0.00003792

-0.0001185 -8.46350 3962.65480 200 5 -0.00005925

-0.000474 -7.07756 3968.77026 200 10 -0.000237

-0.0010665 -6.26722 3972.34588 200 15 -0.00053325

-0.001896 -5.69269 3974.88101 200 20 -0.000948

-0.0029625 -5.24747 3976.84555 200 25 -0.00148125-0.004266 -4.88412 3978.44880 200 30 -0.002133

-0.007584 -4.31207 3980.97300 200 40 -0.003792

-0.01185 -3.87003 3982.92351 200 50 -0.005925

-0.017064 -3.51056 3984.50965 200 60 -0.008532

-0.023226 -3.20836 3985.84312 200 70 -0.011613

-0.030336 -2.94831 3986.99057 200 80 -0.015168

-0.038394 -2.72067 3987.99506 200 90 -0.019197

-0.0474 -2.51876 3988.88596 200 100 -0.0237

-0.068256 -2.17438 3990.40554 200 120 -0.034128

-0.092904 -1.88976 3991.66142 200 140 -0.046452

-0.121344 -1.64967 3992.72083 200 160 -0.060672

-0.153576 -1.44422 3993.62738 200 180 -0.076788

-0.1896 -1.26660 3994.41112 200 200 -0.0948

-0.4266 -0.65979 3997.08869 200 300 -0.2133

-0.7584 -0.33510 3998.52136 200 400 -0.3792

-1.185 -0.16223 3999.28418 200 500 -0.5925

-1.7064 -0.07397 3999.67361 200 600 -0.8532

-2.3226 -0.03153 3999.86086 200 700 -1.1613

-3.0336 -0.01250 3999.94483 200 800 -1.5168

-3.8394 -0.00459 3999.97973 200 900 -1.9197

-4.74 -0.00156 3999.99312 200 1000 -2.37-5.7354 -0.00049 3999.99785 200 1100 -2.8677

-6.8256 -0.00014 3999.99938 200 1200 -3.4128

-8.0106 -0.00004 3999.99984 200 1300 -4.0053

-9.2904 -0.00001 3999.99996 200 1400 -4.6452

-10.665 0.00000 3999.99999 200 1500 -5.3325

-12.1344 0.00000 4000.00000 200 1600 -6.0672

200 1700 -6.8493

200 1800 -7.6788

200 1900 -8.5557

200 2000 -9.48

200 2100 -10.4517

200 2200 -11.4708


6/15

1000 10000

t = 1 hour

t = 5 hour

t = 25 hour

t = 50 hour

t = 100 hour

t = 200 hour


7/15

Ei(-x) P(r,t)

-11.68226 3948.45202

-10.29598 3954.56898

-8.90974 3960.68575

-8.09891 3964.26356

-7.52368 3966.80177

-7.07756 3968.77026

-5.69269 3974.88101

-4.88412 3978.44880

-4.31207 3980.97300

-3.87003 3982.92351

-3.51056 3984.50965

-2.94831 3986.99057

-2.51876 3988.88596

-2.17438 3990.40554

-1.88976 3991.66142

-1.64967 3992.72083

-1.44422 3993.62738

-1.26660 3994.41112

-0.97644 3995.69144

-0.75243 3996.67989

-0.57791 3997.44997

-0.44154 3998.05170

-0.33510 3998.52136

-0.07397 3999.67361

-0.01250 3999.94483

-0.00156 3999.99312

-0.00014 3999.99938

-0.00001 3999.99996

0.00000 4000.00000

Ei(-x) P(r,t)

-13.76170 3939.27650

-12.37541 3945.39352

-10.98912 3951.51051


8/15

-10.17820 3955.08869

-9.60285 3957.62741

-9.15659 3959.59655

-7.77047 3965.71279

-6.95984 3969.28972

-6.38489 3971.82668

-5.93913 3973.79357-5.57514 3975.39969

-5.00143 3977.93117

-4.55728 3979.89102

-4.19523 3981.48855

-3.88999 3982.83540

-3.62646 3983.99823

-3.39489 3985.02004

-3.18862 3985.93019

-2.83426 3987.49383

-2.53804 3988.80091

-2.28482 3989.91823

-2.06483 3990.88894

-1.87137 3991.74258

-1.17028 3994.83612

-0.73855 3996.74113

-0.46131 3997.96447

-0.28242 3998.75384

-0.16848 3999.25660

-0.09756 3999.56954

-0.05468 3999.75874

-0.02960 3999.86940-0.01545 3999.93183

-0.00777 3999.96573

-0.00376 3999.98343

-0.00174 3999.99230

-0.00078 3999.99656

-0.00033 3999.99853

-0.00014 3999.99940

-0.00005 3999.99976

-0.00002 3999.99991

-0.00001 3999.99997

0.00000 3999.99999

0.00000 4000.00000


9/15

h 100 ft

0.1

k 20 mD

Ct 0.00005 1/psia

rw 0.5 ft

Pi 4000 psi

o

2 cp

Bo 1.25 RB/STB

q 50 STB/DAY

t (hour) (-x) Ei(-x) Pwf(r,t)

0.000001 -118.5 0.00000 4000.00000

0.00001 -11.85 0.00000 4000.00000

0.0001 -1.185 -0.16223 3999.28418

0.001 -0.1185 -1.67071 3992.62801

0.01 -0.01185 -3.87003 3982.92351

0.1 -0.001185 -6.16198 3972.81026

1 -0.0001185 -8.46350 3962.65480

2 -0.00005925 -9.15659 3959.59655

3 -0.0000395 -9.56203 3957.80753

4 -0.000029625 -9.84971 3956.53817

5 -0.0000237 -10.07284 3955.55358

10 -0.00001185 -10.76598 3952.49512

15 -0.0000079 -11.17144 3950.70602

20 -0.000005925 -11.45912 3949.43663

25 -0.00000474 -11.68226 3948.45202

30 -0.00000395 -11.86458 3947.64753

40 -2.9625E-06 -12.15226 3946.37813

50 -0.00000237 -12.37541 3945.39352

100 -0.000001185 -13.06855 3942.33501

200 -5.925E-07 -13.76170 3939.27650

300 -0.000000395 -14.16716 3937.48739

400 -2.9625E-07 -14.45485 3936.21799

500 -0.000000237 -14.67799 3935.23337

1000 -1.185E-07 -15.37114 3932.17486

2000 -5.925E-08 -16.06428 3929.11634

3000 -3.95E-08 -16.46975 3927.327234000 -2.9625E-08 -16.75743 3926.05783

5000 -2.37E-08 -16.98058 3925.07321

10000 -1.185E-08 -17.67372 3922.01470

20000 -5.925E-09 -18.36687 3918.95619

30000 -3.95E-09 -18.77233 3917.16707

40000 -2.9625E-09 -19.06002 3915.89768

50000 -2.37E-09 -19.28316 3914.91306

100000 -1.185E-09 -19.97631 3911.85454

Data Reservoir

Data Produksi

388

390

392

394

396

398

400

Pwf(t)


10/15

200000 -5.925E-10 -20.66945 3908.79603

300000 -3.95E-10 -21.07492 3907.00692

400000 -2.9625E-10 -21.36260 3905.73752

500000 -2.37E-10 -21.58575 3904.75290

1000000 -1.185E-10 -22.27889 3901.69439

3000000 -3.95E-11 -23.37750 3896.84676

5000000 -2.37E-11 -23.88833 3894.592747000000 -1.69286E-11 -24.22480 3893.10806

10000000 -1.185E-11 -24.58148 3891.53423

20000000 -5.925E-12 -25.27462 3888.47572

30000000 -3.95E-12 -25.68009 3886.68660

40000000 -2.9625E-12 -25.96777 3885.41721

50000000 -2.37E-12 -26.19092 3884.43259

100000000 -1.185E-12 -26.88406 3881.37407

200000000 -5.925E-13 -27.57721 3878.31556

300000000 -3.95E-13 -27.98267 3876.52645

400000000 -2.9625E-13 -28.27036 3875.25705

500000000 -2.37E-13 -28.49350 3874.27243

1E+09 -1.185E-13 -29.18665 3871.21392

386


11/15

1E-18

3860.00000

3880.00000

3900.00000

3920.00000

3940.00000

3960.00000

3980.00000

4000.00000

0 200000000 400000000 600000000 800000000 1E+09

Pwf(t)

t (hour)

Grafik Pwf vs t

0.00000

0.00000

0.00000

0.00000

0.00000

0.00000

0.00000

Grafik Pwf terhadap log t


12/15


13/15


14/15

h 100 ft

0.1

k 20 mD

Ct 0.00005 1/psia

rw 0.5 ft

Pi 4000 psi

o

2 cp

Bo 1.25 RB/STB

q 50 STB/DAY

t (hour) r (ft) (-x) Ei(-x) P(r,t)

1 0.5 -0.00012 -8.46350 3962.65480

1 1 -0.00047 -7.07756 3968.77026

1 2 -0.0019 -5.69269 3974.88101

1 3 -0.00427 -4.88412 3978.44880

1 4 -0.00758 -4.31207 3980.97300

1 5 -0.01185 -3.87003 3982.92351

1 10 -0.0474 -2.51876 3988.88596

1 15 -0.10665 -1.76486 3992.21256

1 20 -0.1896 -1.26660 3994.41112

1 25 -0.29625 -0.91501 3995.96251

1 30 -0.4266 -0.65979 3997.08869

1 40 -0.7584 -0.33510 3998.52136

1 50 -1.185 -0.16223 3999.28418

1 60 -1.7064 -0.07397 3999.67361

1 70 -2.3226 -0.03153 3999.86086

1 80 -3.0336 -0.01250 3999.94483

1 90 -3.8394 -0.00459 3999.97973

1 100 -4.74 -0.00156 3999.99312

1 120 -6.8256 -0.00014 3999.99938

1 140 -9.2904 -0.00001 3999.99996

1 160 -12.1344 0.00000 4000.00000

1 180 -15.3576 0.00000 4000.00000

1 200 -18.96 0.00000 4000.00000

1 300 -42.66 0.00000 4000.00000

1 400 -75.84 0.00000 4000.00000

Data Reservoir

Data Produksi


15/15

Pengolahan data well test

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