Download - PR 4 - Electric Submersible pump - Teknik Produksi II ITSB

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2.875

Find : 1. Manual Calculation ESP 2. Pipesims Calculation ESP3. Make compare both of them

Manual PipesimsStages

HP

Manual CalculationK 13 mdh 115 ftPi 4,350 psiPb 4,350 psiCo 1.20E-05Cw 0.000003 psi-1Cf 0.0000031 psi-1Ct 1.25E-05 psi-1μo 1.7 cp

32 APIɤg 0.71T 180 FTpc 395 RPpc 667 psiSw Ø 0.21rw 0.406 ft

Qpump 1300 STB/dDpump 9800 ftDepth 10000 ft Psuc 200 psiID 2.875 inε 0.001

Pwh 100 114.7

ɤo

ASUMSI :re 1500 ftS 0Bo 1.39 1807 bopdPerhitungan PIPI 0.6 STB/d-psiQmax 1450.61 STB/d 2016.353 bopdPwf 2320.12 Psi

Hpump 4,342.38 ftPsuctESP 2,245.17 Psi

43.09 psi6202.93 psi

∆Pduetoheight

∆Pduetofriction

Nre 29,549.92

ρ 54.00 lbm/ft3

ɤ 0.8651/(Ff)^0.5 12.38 0.08

fF 0.01 D 0.240 ftu 2.60 ft/sPdn 6360.72 psi

4,115.55 psih 10982.51 ft

for a flowrate 1807 bopd Head for 100-stage is 5100 ft Hs 51 ft/stage Ns 215 stages HP 84 HPs 18089

Nre > 21000, turbulent flow

∆P

Find :

K 13 md

h 115 ft

Pi 4,350 psi qoPb 4,350 psiCo 1.20E-05 ɤoCw 0.000003 psi-1 HpumpCf 0.0000031 psi-1 PsuctionCt 1.25E-05 psi-1 ∆PpEμo 1.7 cp ∆PF

32 API ∆Pɤg 0.71 PdischargeT 180 F ∆PTpc 395 R hPpc 667 psiSw Berdasar GrafikØ 0.21 Head for 100-stage is rw 0.406 ft Hsre 1490 ft NsBo 1.2 bbl/STB HP

Qpump 1300 STB/d HpmaxDpump 9800 ft

H 10000 ft Psuc 200 psiID 2.875 inε 0.001

Pwh 100 psigGOR 190 scf/stb

ρ 54.00 lbm/ft3Nre 23,612 Nre > 2100 ; Turbulence

1/(Ff)^0.5 12.14 Ff 0.0068u 2.08

1. Manual Calculation ESP 2. Pipesims Calculation ESP3. Make compare both of them

Manual PipesimsStages 136 14

HP 108 7.8

For a rate of 1300 STB/d, Pwf :

ɤo

Manual Calculation

1400 psi

1203 STB/d 13001444 bbl/d 1560

0.8656798 ft

1325.05 psi3672.42 psi

28.04 psi3700.46 psi3815.16 psi2490.11 psi

6645 ft

4900 ft49 ft/stage

136 stages80 HP

108 HP

Find : 1. Manual Calculation ESP 2 . Excel Calculation ESP - Boyun3. Pipesims Calculation ESP4. Make compare among them

Manual Excel PipesimsStages 54 54 61

HP 375 324.1 445

a) qLd 8400 bbl/db) Pwfd 2460.10 psiac) Dpump 3242 ftd) Psuct 2382.302 psia

e) 4634 psia

f) ∆P 2251.698 psia

from Haggedorn-Brown.xls

g) h 5200 ftPumping Head 97 feet

97 ft/stageNs 54 stage

h) qLd 8400 bbl/dHP 7 hp/stageHPs 375 hp

ESPdesign-US Field Units.xlsDescription: This spreadsheet calculates parameters for ESP selection.Instruction: 1) Update parameter values in the Input Data and Solution sections; and 2) view result in the Solution section.Input Data:

GOR 50 scf/stb

Depth 9000 ft Pump Depth 8800

ɤo 0.898413

ID 2.992 in

WC 0Bo 1.2μo 8ɤg 0.75Tsurf 180 FTres 160 F Solution:

Ps 4050 psiaQmax 12000 stb/dQmax 14400 bbl/dQesp 7000 stb/dQesp 8400 bbl/d

WHP 150 psiaPsuc 220 psia

ESPdesign-US Field Units.xlsDescription: This spreadsheet calculates parameters for ESP selection.Instruction: 1) Update parameter values in the Input Data and Solution sections; and 2) view result in the Solution section.Input Data:

Reservoir depth (D): 9,000

Reservoir pressure (pbar): 4,050

AOF in Vogel equation for IPR (qmax): 12,000

Production fluid gravity (gL): 0.865

Formation volume factor of production liquid (BL): 1.20

Tubing inner diameter (dti): 2.992

Well head pressure (pwh): 150

Required pump suction pressure (psuction): 200

Desired production rate (qLd): 8,400

Desired bottom hole pressure from IPR (pwfd) = 2,025

Desired production rate at pump (qLd) = 10,080

Input here the minimum capacity of selected pump (qLp): 10,000

Minimum pump setting depth (Dpump) = 4,127

Input pump setting depth (Dpump): 9,800

Pump suction pressure (psuction) = 2,325

Input pump discharge pressure (pdischarge): 3,728

Required pump pressure differential (Dp) = 1,403

Required pumping head (h) = 3,241

Input pumping head per stage of the selected pump (hs): 60.00

Input horse power per stage of the selected pump (hps): 6.00

Input efficiency of the selected pump (Ep): 0.72

Required number of stages (Ns) = 54

Total motor power requirement (hpmotor) = 324.10

Instruction: 1) Update parameter values in the Input Data and Solution sections; and 2) view result in the Solution section.Input Data:

ft

psia

stb/day

1 for H2O

rb/stb

in.

psia

psia

stb/day

psia

bbl/day

bbl/day

ft

ft

psia

psia

psia

ft H2O

ft/stage

hp

hp