esp diagnostic with exercises

8/2/2019 ESP Diagnostic With Exercises

1/28

1

JMD

29/04/2009

Mon

itoringa

ndAnaly

sisUsing

Pressure

Gordon

Kappe

lho

ff


2/28

2

JMD

29/04/2009T

he

Tra

ditiona

lWay..

FluidSho

tstode

term

ine

flu

idleve

lan

dca

lcu

lateb

ottom

ho

le

pressures

ESPun

der-

load

an

dover-

loa

dse

ttings

Shu

tdownprod

uc

tion

for

Staticlo

gs

Bas

icdown

hole

pressurerea

dings


3/28

3

JMD

29/04/2009

Whenwe

thinko

fmo

nitoring

ES

Ps

,weoft

en

talk

abou

toverloa

dorun

derloa

dw

ha

tarewe

rea

lly

talkingabou

t?

W

emeancurr

en

t?

Watercut

Flowra

te

Pumpperfo

rmance

THP

ReservoirP

ressure

&Productiv

ityIndex

Brokenshaft

StuckPump

Gas

Shut

in(zeroflow)

Voltagechange

Insensitive

Sensitive


4/28

4

JMD

29/04/2009

Ampsinsens

itive

..

Ampscon

stan

tan

dTHPdropp

ing

wha

ts

hap

pen

ing

?


5/28

5

JMD

29/04/2009

Pressures

howsmore..

noww

ha

tishapp

en

ing

?


6/28

6

JMD

29/04/2009

Twopre

ssurese

ven

better..

Increasingwa

tercu

t

50%

90%

Piconst

Pd

Pwf


7/28

7

JMD

29/04/2009

Wha

tpressures

tellus..

Pran

dor

PI

Pd

,Pumpperform

ance,

Flowra

te,

Reservo

irpressure,

We

llpro

ductiv

ity,

Fluiddens

ity

Pi

Wa

terc

ut

THP

,Fluiddensity,

Fric

tion

(Flowra

te

depen

den

t)

Pd

Pump

W

ear

Flowra

te

Rec

ircula

tion

Pump

flowra

tevs

hea

dcurve

Pd-

Pi

Use

dtova

lida

te

Con

tro

lledby


8/28

8

JMD

29/04/2009

Mo

dellin

gcan

..

Prov

idepre

liminary

indica

tion

that

says:

weha

veaproblem

.whatisthep

roblem?

PRES

0200

400

600

800

1,0

00

1,2

00

1,4

00

1,6

00

1,8

00

0

50

100

150

Pressure(bara)

TrueVerticalDepth(mTVD)

Measure

dda

ta

Res.

pressure

0500

1,0

00

1,5

00

2,0

00

2,5

00

0

200

400

600

800

1,0

00

1,2

00

Averagepumpflowrate(rm3/day)

Totalhead(m)

Hea

d(50

Hz

)

Hea

d(60

Hz

)

Hea

d(70

Hz

)

Hea

dw/c

orr.

fac

tors

Hea

dato

p.

freq.

Range

(m

in/max)

Op.

Poin

t


9/28

9

JMD

29/04/2009

Requ

iresana

lysiss

killsto

say..

Pumpno

tprov

iding

correc

the

ad(los

t

stagesor

wear)

?

Wa

tercu

twrong

?

THPwron

g?

Flowra

temeasuremen

t

wrong

?

Highv

iscos

ity

?

..

which

isit?

PRES

0200

400

600

800

1,0

00

1,2

00

1,4

00

1,6

00

1,8

00

0

50

100

150

Pressure(bara)

TrueVerticalDepth(mTVD)

Measure

dda

ta

Res.

pressure

0500

1,0

00

1,5

00

2,0

00

2,5

00

0

200

400

600

800

1,0

00

1,2

00

Averagepumpflowrate(rm3/day)

Totalhead(m)

Hea

d(50Hz

)

Hea

d(60Hz

)

Hea

d(70Hz

)

Hea

dw

/corr.

fac

tors

Hea

da

top.

freq.

Range

(min/max)

Op.

Po

int


10/28

10

JMD

29/04/2009

Example

..


11/28

11

JMD

29/04/2009

Adv

ice

Paya

tten

tion

topressurean

drate


12/28

12

JMD

29/04/2009

Mon

itoring

&Co

ntro

l

The

Phoen

ixMu

ltiSensor

Sys

tem

IntakePre

ssure

Discharge

Pressure

MotorWin

dingTemperature

IntakeTem

perature

Vibration

CurrentLeakage

Ifyouha

dtopriori

tize

these,

how

wou

ldyouran

kth

em

?


13/28

13

JMD

29/04/2009

Wha

tcanwe

dow

ith

thisdata

?

Monitoring

Trending

Protection

Validation

&Analysis

Usethean

alysisresultsforoptimisation


14/28


15/28

15

JMD

29/04/2009

0500

1000

1500

2000

2500

3000

03/11/199615:50

03/11/199616:16

03/11/199616:42

03/11/199617:09

03/11/199617:35

03/11/199618:01

03/11/199618:27

03/11/199619:23

03/11/199620:13

03/11/199620:40

03/11/199621:06

03/11/199621:32

03/11/199621:58

03/11/199622:24

03/11/199622:51

03/11/199623:17

03/11/199623:43

04/11/199600:09

04/11/199600:36

04/11/199601:02

04/11/199601:28

04/11/199601:54

04/11/199602:21

04/11/199602:47

04/11/199603:13

04/11/199603:39

04/11/199604:05

04/11/199604:32

04/11/199604:58

04/11/199605:24

04/11/199605:50

04/11/199606:17

04/11/199606:43

04/11/199607:09

04/11/199607:35

PRESSURE(PSI)

160

170

180

190

200

210

220

230

TEMPERATURE(F)

Startup

1

40Hz

Startup

2

40Hz

S

tartup

3

4

0Hz

Startup

4

40Hz

46Hz

48Hz

50Hz

14%c

ho

ke

50hz

cho

ke

40%

Cho

ke

18%

Cho

ke

20%

Cho

kegra

dual

ly

increase

dto40

%

Startup

5

40Hz

Shu

tdown

Fre

quency

increase

d

to50HZ

,cho

ke

to25%

Cho

kegra

dua

lly

reduce

dto15%

Cho

ke

20%

cho

ke2

7%

IntakePressure

Disch

arge

Pressure

Mo

tor

Temp

Intake

Temp

Da

taTren

ding


16/28

16

JMD

29/04/2009

Rea

lExamp

les

!

PhoenixESPMonitoring&Protection

MOTORCO

OLING

&PUMPOFFPROTECTION

010

20

30

40

50

60

70

80

90

100

110

120

130

140

150

160

170

180

190

200

210

220

230

240

250

260

270

280

12/12/199809:3612/12/1

99814:2412/12/199819:1213/12/1998

00:0013/12/199804:4813/12/199809:3613/12/199814:2413/12/199819:121

4/12/199800:00

Time

PressureBar&TemperatureC

00.2

0.4

0.6

0.8

11.2

1.4

1.6

1.8

2

Vibrationg&CurrentLeakagemA

Pi(Bar)

Pd(Bar)

Ti(C)

Tm(C)

Vibration(g)

Clpassive(mA)


17/28

17

JMD

29/04/2009

Mon

itoringandProtection

30

40

50

60

70

80

90

100

01/12/1999

14:24

01/12/1999

14:38

01/1

2/1999

1

4:52

01/12/1999

15:07

01/12/1999

15:21

01/12/1999

15:36

01/12/1999

15:50

01/12/1999

16:04

01/12/1999

16:19

01/1

2/1999

16:33

01/12/1999

16:48

Time

Pressure

00.5

11.5

22.5

3

Temperature,Vibration,CurrentLeakage

Pi(bar)

Ti(C)

Tm(C)

Vibration(g)

Cl

passive(mA)

Rea

lExamp

les

!


18/28

18

JMD

29/04/2009

Mon


050

100

150

200

250

01/12/1999

14:24

01/12/1999

14:38

01/1

2/1999

1

4:52

01/12/1999

15:07

01/12/1999

15:21

01/12/1999

15:36

01/12/1999

15:50

01/12/1999

16:04

01/12/1999

16:19

01/1

2/1999

16:33

01/12/1999

16:48

Time

Pressure

00.5

11.5

22.5

3

Temperature,Vibration,CurrentLeakage

Pi(bar)

Ti(C)

Tm(C)

Pd(bar)

Vibration(g)

Clpassive(mA)

Rea

lExamp

les

!


19/28

19

JMD

29/04/2009

Real

Example

s

Mon


-100

10

20

30

40

50

60

70

80

90

100

110

120

130

140

150

160

170

180

190

200

210

220

230

240

250

260

22-Dec-98

22-Dec-98

23-Dec-98

23-Dec-98

24

-Dec-98

24-Dec-98

25-Dec-98

25-Dec-98

26-Dec-98

26-Dec-98

Time

PressureBar&TemperatureC

0.0

0.5

1.0

1.5

2.0

2.5

3.0

Vibrationg&CurrentLeakagemA

Pi(Bar)

Pd(Bar)

T

i(C)

Tm(C)

Vibration

(g)

Clpassive(mA)


20/28

20

JMD

29/04/2009

Rea

lExamp

les

!

Mon

itoringandprotection

020

40

60

80

100

120

140

160

10/7/0000:00:00

10/7/0004:48

:00

10/7/0009:36:00

10/7/00

14:24:00

10/7/0019:12:00

11

/7/0000:00:00

11/7/0004:48:00

11/7/0009:36:00

DateandTime

Pressure(Bar)

020

40

60

80

100

120

Temperature(C),Vibration(g*10)

Pi(p

si)

Pd(psi)

Clpassive(mA

)

Clactive(mA)

Ti(C)

Tm(C)

Vibration(g*100)


21/28

21

JMD

29/04/2009

Phoenix

Monitoring&ProtectionLog

NOMOTOR

TEMPERATUREPROTECTION

020

40

60

80

100

120

140

160

180

200

10/12/99

00:00

11/12/99

00:00

1

2/12/99

00:00

13/12/99

00:00

14/12

/99

00:0

0

15/12/99

00:00

16/12/99

00:00

17/12/99

00:00

18/12/99

00:00

19/12/99

00:00

20/12/99

00:00

Time

Pressure,Temperature

00.5

11.5

22.5

33.5

44.5

5

Vibration,CurrentLeakage

Pi(BAR)

T

i(C)

Tm

(C)

Vib(g)

Cl-p(mA)

Real

Example

s


22/28

22

JMD

29/04/2009

Proac

tiveA

na

lys

isExample

ProactiveAnalysis

1200

1250

1300

1350

1400

1450

1500

1550

1600

1650

1700 0

.25

125.25

2

50.25

375.25

500.25

625.25

750.25

875.25

1000.25

1125.25

1250.25

1375.25

Time

PumpDeltaPressure(psia)

0510

15

20

25

30

35

40

Vibration(g)

deltaP(psi)

Vibration(g)

Critic

alDeltaP

requiredto

produceflowfor

moto

rcooling

Estimated

Pointof

failure


23/28

23

JMD

29/04/2009

Pressu

rePro

tec

tion

IntakePre

ssure

Low

Trip

pro

tec

taga

inst

Pump

Off

Low

FluidLeve

l

Gas

Brea

kou

t

Discharge

Pressure

HighTrip

pro

tec

taga

instShu

tIn

Close

dVa

lves

Heavy

FluidSlugs

DeltaPres

sure

Low

/Hig

hTrip

Up

thrus

t/Down

thrus

t

High

Flow

Con

ditions

Low

Flow

Con

ditions


24/28

24

JMD

29/04/2009

Tempera

ture

Pro

tec

tion

IntakeTem

perature

HighTrip

pro

tec

texcess

ive

Intake

Temp

Recircu

lation

MotorWin

dingTemperature

HighTrip

pro

tec

texcess

ive

Mo

tor

Temp

Low

Flow

High

Loa

d

Anyt

hing

tha

tw

illc

aus

ethemo

tor

tohe

at


25/28

25

JMD

29/04/2009

Vib

ration&

Current

Lea

kage

Vibration

HighAlarm

Su

bmers

ible

Pump

Mec

hanica

lDamage

High

So

lids

Pro

duc

tion

Warn

ingo

fMec

hanica

lWear

Reso

nance

Frequenc

yFine

Tun

ing

CurrentLe

akage

HighAlarm

Elec

trica

lSy

stem

De

teriora

tio

n

High

Pump

Hea

t(MLE

)

Resis

tance

Brea

kdown

Phas

etoGroun

dWarn

ing


26/28

26

JMD

29/04/2009

Getting

itWro

ng

a

ndavoidable!


27/28

27

JMD

29/04/2009

Processo

fdiagnos

is

Pressure

Dep

thWellhead

Pump

Perfora

tions

Pdischarge

=WHP+

Pgravity+Pfriction

1.

ABOVETHEPU

MP

1.

ACROSSTHEPUMP

Pintake=Pdischarge

-Ppump 1

.

BELO

WT

HEPUMP

Pwf=Pintak

e+Pgravity+Pfriction

Pwf=Pr(

Q/PI)


28/28

JMD

04/2009

ESPDiagnosis

Exerc

ise.

Draw

)Gra

dien

tp

lot

i)Pumpc

urve

ii)Tren

do

ver

timeofP

Disc

harge

&Pintake

v)Amp

Chart

forthefollowing

cases

1.

We

llhea

dva

lvec

lose

dpumpc

on

tinues

tooperate

2.

Frequencych

ange5060hz

3.

Bro

ken

Shaft

Be

tween

Pumpan

dPro

tec

tor

4.

Pumpwear

5.

Ho

leinTu

bing

esp diagnostic with exercises

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