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Vann Pumping SystemsVann Pumping SystemsVann Pumping SystemsVann Pumping Systems

Enhanced Oil Recovery usingEnhanced Oil Recovery usingComputerized Hydraulic Lift SystemsComputerized Hydraulic Lift SystemsCo p d yd c Sys sCo p d yd c Sys s

IntroductionIntroductionEOR

New methods of artificial liftNew methods of artificial lift

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CABLE OPERATED PUMPING SYSTEM U.S. Patent 6,497,281 B2

Downhole Pumping SystemDesigned by: Cable

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Sinker Bars120 ft, 152 lb. each,1 ½’’ diameter

Cable Connection

VANN PUMPING SYSTEMS Diagram for a 2 7/8’’ tubing

Standing valve US Patent 1 ft.

Pump Barrel 20 ft.,11/4’’, 1 ½’’

Pull Rod 18 ft.

PlExtension6 ft.

Plunger 8 ft.

Ball and Seat #1Ball and Seat

Mechanical Hold Down

#2Vent / Dump Valve US Patent

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Upstroke Downstroke

Designed by:EOR Designed by:VANN PUMPING SYSTEMS

Tower Unit 18 ft. stroke

Hydraulic Lift System

CableHammer Union

Hammer Union

2 ½’’ piston1’’ polished rod

Cable Connection

Cable Connection

Cable

Pump Barrel 20 ft.,11/4’’, 1 ½’’

Plunger 8 ft.

Cable Connection

Cable Connection

Cable

PlungExtension6 ft.

Extension6 ft.

Plunger 8 ft.

UpstrokeThe fluid enters to the valve (1)

and the ball valve opens (2) with 50 psipressure allowing the fluid to flow to theEOR

Pull Rod

pressure allowing the fluid to flow to thesurface.Downstroke

The ball valve closes (3) causingthe hydrostatic pressure to be off theball in the plunger which allows gas toSTANDING VALVE

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ball in the plunger which allows gas topass through the plunger without delay ofgas compression.

U.S. Patent 6,382,244 B2This device is designed to

2

This device is designed to reduce GAS LOCKING.

Thi t l i pti l f r thiThis tool is optional for this system.

3

1

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Dump Valve

• Controlled venting or dumping fluid o du p g u d

• Spot chemicals orhot fl ids down thehot fluids down thetubing

• Wash old perforations or sand screens by usinggas vent extensiong

TestingTestingEOR

30,000 ft. of cable30,000 ft. of cable

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,,

34,000 lbs. of tension34,000 lbs. of tension

Plow steelPlow steel

R dR d Runs and seats pumpRuns and seats pump

Pumps well during testPumps well during testp gp g

Testing (cont.)Testing (cont.)EOREOR

Optimum pumping rateOptimum pumping rate

Decision for permanent Decision for permanent installationinstallationinstallationinstallation

Tower UnitTower UnitEOR Tower UnitTower Unit

Complete systemComplete system

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Complete systemComplete system

440440 3 h3 h 440 440 -- 3 phase power3 phase power

Some PLC ControlsSome PLC ControlsEOR Some PLC ControlsSome PLC Controls

SafetySafety EfficiencyEfficiency

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SafetySafety AntiAnti--PoundingPounding Automatic shut downsAutomatic shut downs

EfficiencyEfficiency SpeedSpeed Stroke lengthStroke length

Oil levelOil level Oil temperatureOil temperature Pressure limitsPressure limits

gg Fluid levelFluid level

Pressure limitsPressure limits

Production During TestProduction During TestEOR Production During TestProduction During TestEOR

Madisonville, TXMadisonville, TX -- 7,000 feet7,000 feetEOR Madisonville, TX Madisonville, TX 7,000 feet7,000 feetEOR

700

Oil WaterNew Pumping SystemPlunger Lift

500

600

700

er m

onth

300

400

500

Bar

rels

pe

100

200

300B

0

100

2007

ober

mbe

r

mbe

r

2008

uary

uary

arch

Apr

il

May une

July

gust

mbe

r

ober

mbe

r

mbe

r

2

Oct

o

Nov

em

Dec

em

2

Janu

Febr

u

Ma A M J J

Aug

Sept

em

Oct

o

Nov

em

Dec

em

ConclusionConclusionEOR ConclusionConclusion

GoalsGoals

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GoalsGoals Improve current techniques of artificial liftImprove current techniques of artificial lift Revive mature wells that have been abandonedRevive mature wells that have been abandoned Introduce data collection through telemetry on all Introduce data collection through telemetry on all

wellswells Run cable operated units on new and old wells that Run cable operated units on new and old wells that

are less than 5,000 feet deepare less than 5,000 feet deep

Questions?Questions?