Calculo Del Ipr
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Transcript of Calculo Del Ipr
CALCULO DEL IPR
Ejercicio 4.1.-Se tienen una prueba isocronal y se desea conocer el potencial del reservorio y el IPR para los mtodos simplificado, Jones Blount Glaze y LIT.
Datos:
Pr = 10477 psi. Tr = 270 F Tc = 95 F Prof. = 14300 ft. API = 59 SGg = 0.65
Prueba Isocronal.
Periodo de FlujoChoqueDuracin Presin FondoPresin CabezaCaudal de GasCaudal BPDCaudal BPD
Periodo PwfPwhMMscfdCondensadoAgua
Ck/64hrspsiapsia
Estado Inicial24104779044
Flujo 11212781559504,817726
Flujo 21612600943809,2968811
Flujo 32012486533507,3779817
Flujo42412397824608,0810917
Flujo Extendido1638618845006,2818910
Mtodo Simplificado.
Mtodo Simplificado
Pr = 10477Presin FondoDiferencial Caudal de Gas
PwfPresin^2MMscfd
psiaMmpsi^2
104770
781548,6933044,817
600973,6594486,296
486586,0993047,377
397893,9430458,08
618871,4761856,281
Graficar Diferencial de Presin versus el Caudal
CALCULO DE CAUDALES A DIFERENTES PwfPwf(psi)Q(MMscf)
104770,00
94294,42
83827,42
73349,85
628611,84
523913,46
419114,76
314315,75
209516,45
104816,86
017,00
Mtodo de Jones, Blount Glaze.
Pr = 10477Presin FondoDiferencial Caudal de GasDP^2 / Q
PwfPresin^2MMscfdMmpsi^2/MMscfd
psiaMmpsi^2
10477109,767529
781548,6933044,81710,11
600973,6594486,29611,7
486586,0993047,37711,67
397893,9430458,0811,63
618871,4761856,28111,38
De acuerdo a los valores obtenidos por la grafica y el ajuste lineal
A = interseccin con eje Y (a caudal = 0)=0,4463
B = Pendiente (ndice de turbulencia)=8,366
Pwf(psi)Q(MMscf)
104770,00
9429194,57
8382319,97
7334413,02
6286484,96
5239541,08
4191584,45
3143616,78
2095639,20
1048652,40
0656,76
AOF=656.76
Anlisis LIT
Pseudo Potencial
PresinViscosidad Factor ZP/uzDel m(p)Del m(p)Del m(p)
PsiaCppsi/cpAcumuladoAcumulado
0010000
20000,01740,9332123170,3051246340610,2246340610,2246,3406102
40000,02220,9702185714,4714617769553,1864110163,3864,1101633
60000,02681,1029202992,653777414248,916415244121641,524412
80000,03051,2796204982,0897815949485,424574738982457,473898
100000,03331,4712204119,2906818202760,532756766583275,676658
104770,03391,518203594,234194479351,234701560093470,156009
Presin FondoDiferencial Caudal de GasDP^2 / QPseudo PotencialDelta Delta M(p)/QgQ^2DelM(p)-bQg
PwfPresin^2MMscfdMmpsi^2/MMscfdMmpsi^2/cpM(p)MMscfd^2
PsiaMmpsi^2Mmpsi^2/cp
10477109,7675293521,260906
781548,6933044,81710,112294,7255941226,535312254,6323,2698,13
600973,6594486,29611,71584,1452341937,115672307,6739,641034,28
486586,0993047,37711,671184,8671042336,393802316,7154,421096,92
397893,9430458,0811,63902,42298912618,837917324,1165,291131,79
618871,4761856,28111,381650,1868831871,074023297,8939,45972,56
Sumatoria32,8519989,9567271501,012224933,68
Calculo se los Parametros A y B
Calculo del AOF usando m(Pwf)=0
Calculo de A' y AOFest
Calculo del Caudal del Gas
Pwf(psi)Q(MMpcd)
104770,00
942979,02
8382140,34
7334254,09
6286357,18
5239448,98
4191526,19
3143557,72
2095582,64
1048599,14
0605,05
_1429983605.unknown
_1429984088.unknown
_1429984236.unknown
_1429984529.unknown
_1429984218.unknown
_1429984045.unknown
_1399904849.xlsGrfico1
48693304
73659448
86099304
93943045
FETKOVICH
METODO SIMPLIFICADO (FETKOVICH)
PERIODO DE FLUJOPwf(psi)Q(MMscf)Pr^2-Pwf^2
Estatica inicial104770.00000
flujo 178157.318048693304
flujo 260099.148073659448
flujo 3486511.148086099304
flujo 4397812.467093943045
flujo extendido61887.200071476185
AOF(MMscf)nCPr^2
17.000.810.000005153109767529
CALCULO DE CAUDALES A DIFERENTES Pwf
Pwf(psi)Q(MMscf)
55450.00
50001.56
40003.34
30004.58
20005.41
10005.90
5006.02
06.06
06.06
06.06
06.06
CALCULO DE Pwf A DIFERENTES CAUDALES
Q(MMscf)Pwf(psi)
05545.00
76.60.00
136.50.00
243.370.00
331.690.00
400.770.00
450.290.00
467.650.00
480.070.00
487.520.00
17.000.00
FETKOVICH
IPR(FETKOVICH)
Hoja2
Hoja3
_1399906591.xlsGrfico1
0
246.340610235
864.1101633274
1641.5244122234
2457.4738976418
3275.6766581802
3470.1560094
Del m(p) Acumulado
presin psia
M(p) MMpsi^2/cp
Pseudo Potencial
Resultados
Prueba Isocronal.
Periodo de FlujoChoqueDuracinPresin FondoPresin CabezaCaudal de GasCaudal BPDCaudal BPD
PeriodoPwfPwhMMscfdCondensadoAgua
Ck/64hrspsiapsia
Estado Inicial24104779044
Flujo 11212781559504.817726
Flujo 21612600943809.2968811
Flujo 32012486533507.3779817
Flujo42412397824608.0810917
Flujo Extendido1638618845006.2818910
Mtodo Simplificado
Pr = 10477Presin FondoDiferencialCaudal de GasCaudal de Gas
PwfPresin^2MMscfdMMscfd
psiaMmpsi^2IPR
10477109.7675290
781548.6933044.8174.8138836254
600973.6594486.2966.6675470679
486586.0993047.3777.5387963127
397893.9430458.088.0742419341
618871.4761856.2816.5115186058
500084.7675297.4468726538
2500103.5175298.7151171407
1000108.7675299.061126877
0109.7675299.126625747
C=0.00000429
n=0.787
Mtodo de Jones Blount & Glaze.
Pr = 10477Presin FondoDiferencialCaudal de GasDP^2 / Q
PwfPresin^2MMscfdMmpsi^2/MMscfd
0.4463psiaMmpsi^2
8.36610477109.767529
781548.6933044.81710.11
600973.6594486.29611.7
486586.0993047.37711.67
397893.9430458.0811.63
618871.4761856.28111.38
Presin FondoCaudal de Gas
PwfMMscfd
psiaIPR
104770
94292.23
83823.9
62866.26
52397.09
41917.74
31438.23
20958.57
08.83
Analisi Lit
Presin FondoDiferencialCaudal de GasDP^2 / QPseudo PotencialDeltaDelta M(p)/QgQ^2DelM(p)-bQg
PwfPresin^2MMscfdMmpsi^2/MMscfdMmpsi^2/cpM(p)MMscfd^2
psiaMmpsi^2Mmpsi^2/cp
10477109.7675293521.2609059715
781548.6933044.81710.112294.72559366861226.5353123029254.6323.2698.13
600973.6594486.29611.71584.14523363181937.1156723397307.6739.641034.28
486586.0993047.37711.671184.86710377822336.3938021933316.7154.421096.92
397893.9430458.0811.63902.42298911342618.8379168581324.1165.291131.79
618871.4761856.28111.381650.18688313771871.0740228338297.8939.45972.56
Sumatoria32.8519989.95672652781501.012224933.68
Presin FondoPseudoCaudal de Gas
PwfPotencialMMscfd
psiaMmpsi^2/cpIPR
1047736530
781523734.712
600916266.4938
486512047.373
39789047.9573
618816966.34
009.56
Resultados
Qg MMscfd
Diferencial de Presin MMpsi^2
Mtodo simplificado
Pseudo Potencial
Qg MMscfd
DP/Qg MMpsi^2/MMscfd
Mtodo de Blount Glaze
y = 0,4463x + 8,366
Hoja3
Caudal de Gas MMscfd IPR
Qg MMscfd
Pwf psia
IPR
Qg MMscfd
DelM(p)-bQg^2
Analisis LIT
Caudal de Gas MMscfd IPR
Qg MMscfd
Pfw Psi
IPR
Pseudo Potencial
PresinViscosidadFactor ZP/uzDel m(p)Del m(p)Del m(p)
PsiaCppsi/cpAcumuladoAcumulado
0010000
20000.01740.9332123170.30511748246340610.23496246340610.23496246.340610235
40000.02220.9702185714.471428757617769553.092474864110163.327434864.1101633274
60000.02681.1029202992.653019245777414248.8960041641524412.223441641.5244122234
80000.03051.2796204982.089689913815949485.4183172457473897.641762457.4738976418
100000.03331.4712204119.290579323818202760.5384733275676658.180233275.6766581802
104770.03391.518203594.23399054194479351.2198253470156009.400053470.1560094
Presin FondoPseudo
PwfPotencial
psiaMmpsi^2/cp
104773521.2609059715
78152294.7255936686
60091584.1452336318
48651184.8671037782
3978902.4229891134
61881650.1868831377
Del m(p) Acumulado
presin psia
M(p) MMpsi^2/cp
Pseudo Potencial
MBD00090436.xls
Grfico3
0
0
10477
7815
6009
4865
3978
6188
5000
2500
1000
0
IPR
Qg MMscfd
Pfw psi
Hoja1
Prueba Isocronal.
Periodo de FlujoChoqueDuracinPresin FondoPresin CabezaCaudal de GasCaudal BPDCaudal BPD
PeriodoPwfPwhMMscfdCondensadoAgua
Ck/64hrspsiapsia
Estado Inicial24104779044
Flujo 11212781559504.817726
Flujo 21612600943809.2968811
Flujo 32012486533507.3779817
Flujo42412397824608.0810917
Flujo Extendido1638618845006.2818910
Mtodo Simplificado
Pr = 10477Presin FondoDiferencialCaudal de GasIPR
PwfPresin^2MMscfd
psiaMmpsi^2
10477109.7675290
781548.6933044.8174.8138836254
600973.6594486.2966.6675470679
486586.0993047.3777.5387963127
397893.9430458.088.0742419341
618871.4761856.2816.5115186058
500084.7675297.4468726538
2500103.5175298.7151171407
1000108.7675299.061126877
0109.7675299.126625747
C=0.00000429
n=0.787
Mtodo de Jones Blount & Glaze.
Pr = 10477Presin FondoDiferencialCaudal de GasDP^2 / Q
PwfPresin^2MMscfdMmpsi^2/MMscfd
0.4463psiaMmpsi^2
8.36610477109.767529
781548.6933044.81710.11
600973.6594486.29611.7
486586.0993047.37711.67
397893.9430458.0811.63
618871.4761856.28111.38
Hoja1
0
0
0
0
0
Qg MMscfd
Diferencial de Presin MMpsi^2
Mtodo simplificado
Hoja2
0
0
0
0
0
Qg MMscfd
DP/Qg MMpsi^2/MMscfd
Mtodo de Blount Glaze
y = 0,4463x + 8,366
Hoja3
0
0
0
0
0
0
0
0
0
0
0
0
IPR
Qg MMscfd
Pfw psi
_1160032747.unknown