電潛泵電纜(英文)

1、Maci nt osh PI CTi mage f ormati s not support edInitials3/7/2022Submersible Pump Cable Overview Maci nt osh PI CTi mage f ormati s not support edInitials3/7/2022INTRODUCTION TO ESP CABLEModular design many optionsMaci nt osh PI CTi mage f ormati s not support edInitials3/7/2022REDA Production Syste

2、ms - LAWRENCERPS Lawrence is part of the Schlumberger GroupLocated in Lawrence Kansas since 1976Manufacturer of electric power cable and rubber molded components for ESPsProducer of more ESP cable than any other manufacturerCertified to ISO 9001 Includes All aspects of Cable ManufacturingM a c in to

3、 s h P IC Tim a g e fo rm a tis n o t s u p p o rte dMaci nt osh PI CTi mage f ormati s not support edInitials3/7/2022Electrical Submersible CablePower is supplied to the electric motor by electric cable.Power CableMaci nt osh PI CTi mage f ormati s not support edInitials3/7/2022Cable SelectionElect

4、rical PropertiesPhysical DimensionsEnvironmental ResistanceMechanical StrengthTemperatureHandling ConditionsMaci nt osh PI CTi mage f ormati s not support edInitials3/7/2022Cable SelectionThe proper cable size is governed by the amperage, voltage drop, and space available between the tubing collar a

5、nd casing.Maci nt osh PI CTi mage f ormati s not support edInitials3/7/2022Cable SelectionA range of conductor sizes are available to meet application. requirements.Maci nt osh PI CTi mage f ormati s not support edInitials3/7/2022Cable SelectionCables are available in either flat or round configurat

6、ions. FLATROUNDMacintosh PICTimage formatis not supportedMacintosh PICTimage formatis not supportedMaci nt osh PI CTi mage f ormati s not support edInitials3/7/2022Cables can be installed in wells where bottom hole temperature is excess of 300 degrees Fahrenheit.Cable SelectionMaci nt osh PI CTi mag

7、e f ormati s not support edInitials3/7/2022CONDUCTORINSULATIONBARRIER INJECTION TUBE (optional)JACKETARMORMacintosh PICTim age form atis not supportedCable ComponentsMaci nt osh PI CTi mage f ormati s not support edInitials3/7/2022SIZEDAMAGE RESISTANCEFLEXIBILITYCOSTConductor SelectionM acintosh PIC

8、Tim age form atis not supportedM a c in t o s h P IC Tim a g e f o r m a tis n o t s u p p o r t e dM a c in to s h P IC Tim a g e fo rm a tis n o t s u p p o rte dM a c in to s h P IC Tim a g e fo rm a tis n o t s u p p o rte dMaci nt osh PI CTi mage f ormati s not support edInitials3/7/2022ADHESIO

9、N & STRAND BLOCKING- Downhole Performance- Gas transmission- Gas entrapment/corrosion- Corona dischargeCoating / AdhesiveCopperAlloy coatingAdhesiveStrand blockALLOY COATING- Chemical resistanceMaci nt osh PI CTi mage f ormati s not support edInitials3/7/2022All these calculations are based on e

10、xtensive research and Finite Element Analysis (FEA) of downhole cable system modelsConductor Size SelectionM a c in to s h P IC Tim a g e fo rm a tis n o t s u p p o rte dMacintosh PICTimage formatis not supportedMaci nt osh PI CTi mage f ormati s not support edInitials3/7/2022TEMPERATUREPRESSURE CH

11、ANGESGAS TO OIL RATIO (GOR)CARBON DIOXIDE ATTACKOIL ATTACKInsulation SelectionInsulationMaci nt osh PI CTi mage f ormati s not support edInitials3/7/2022Definite melt pointLimited by temperatureEase of processingSimple formulationsThermal failure is often dramaticTHERMOPLASTIC vs.THERMOSETNo melting

12、 pointOften higher temperature ratingMore difficult to processComplex formulationsThermal failure is generally gradualMaci nt osh PI CTi mage f or mati s not suppor t edPolyproylene CoploymerTHERMOPLASTICEthylene Propylene Diene MethyleneTHERMOSETMaci nt osh PI CTi mage f ormati s not support edInit

13、ials3/7/2022Excellent electrical propertiesLow costAvailable in three different colorsPOLYPROPYLENEM acintosh PICTim age form atis not supportedADVANTAGES Excellent resistance to well fluidsMaci nt osh PI CTi mage f ormati s not support edInitials3/7/2022Upper temperature range, softens at 205F (96C

14、)Subject to crazing in certain environmentsPOLYPROPYLENEDISADVANTAGESM a c in to s h P IC Tim a g e fo rm a tis n o t s u p p o rte dM acin to sh P IC Tim ag e fo rm atis n o t su p p o rtedMa c i n t o s h P I C Ti ma g e f o r ma ti s n o t s u p p o r t e dMaci nt osh PI CTi mage f ormati s not s

15、upport edInitials3/7/2022Excellent electrical properties, although higher power losses (DLA) than polypropyleneAvailable in three different colorsEPDMADVANTAGESMacintosh PICTimage formatis not supported Excellent high-temperature stability, has been used at up to 550F (288C) in geothermal wellsMaci

16、nt osh PI CTi mage f ormati s not support edInitials3/7/2022Susceptible to mechanical damage at elevated temperaturesEPDMDISADVANTAGESLimited well fluid resistance, oil swells EPDM compoundsMaci nt osh PI CTi mage f ormati s not support edInitials3/7/20223 kV: tested at 20 kV DC, 7 kV AC4 kV: tested

17、 at 30 kV DC, 10 kV AC5 kV: tested at 35 kV DC, 13 kV ACVoltage Rating and Selection CriteriaM a c in to s h P IC Tim a g e fo rm a tis n o t s u p p o rte dOPERATING VOLTAGEVOLTAGE SPIKES/TRANSIENTSMECHANICAL DAMAGEMaci nt osh PI CTi mage f ormati s not support edInitials3/7/2022Surface Voltage is

18、higher than motor Voltage (Voltage drop)Energy is required to push current through a cableOhms law; V = I(R+XL) = IrL/A+IXLVoltage DropMaci nt osh PI CTi mage f or mati s not suppor t edM a c in to s h P IC Tim a g e fo rm a tis n o t s u p p o rte dMaci nt osh PI CTi mage f ormati s not support edI

19、nitials3/7/2022M acintosh PIC Tim age form atis not supportedVoltage Drop GraphMaci nt osh PI CTi mage f ormati s not support edInitials3/7/2022TEMPERATURECHEMICAL ENVIRONMENTGASHANDLINGBarrier SelectionM a c in to s h P IC Tim a g e fo r m a tis n o t s u p p o r te dMaci nt osh PI CTi mage f ormat

20、i s not support edInitials3/7/2022Barrier TypesMacintosh PICTimage formatis not supportedTEDLAR TAPE - 300F (150C)TEFLON FEP EXTRUSION - 350F (175C)PROPRIETARY HIGH TEMPERATURE TAPE - 400F (205C)LEAD - 550F (288C)POLYVINYLEDINE FLUORIDE EXTRUSION - 300F (150C)Maci nt osh PI CTi mage f ormati s not s

21、upport edInitials3/7/2022SUPERIOR HOOP STRENGTHHIGHER TEMPERATURETAPE vs. EXTRUDED BARRIERTAPE ADVANTAGEEXTRUDED BARRIER ADVANTAGES FASTER TO PROCESSM acintosh PICTim age form atis not supportedMaci nt osh PI CTi mage f ormati s not support edInitials3/7/2022TEMPERATURECHEMICAL ENVIRONMENTGASHANDLIN

22、G CONDITIONSJacket SelectionJacketMaci nt osh PI CTi mage f ormati s not support edInitials3/7/2022185F (85C), HIGH DENSITY POLYETHYLENE (HDPE)250F (121C), NITRILE 1275F (135C), NITRILE 2350F (176C), NITRILE 3350F (176C), EPDMJacket TypesMacintosh PICTimage formatis not supportedMaci nt osh PI CTi m

23、age f ormati s not support edInitials3/7/2022EPDM Rubber+ Oil =EXCELLENT HIGH TEMPERATURE STABILITYPOOR RESISTANCE TO OILMaci nt osh PI CTi mage f ormati s not support edInitials3/7/2022GOOD PHYSICAL PROPERTIESPOOR ELECTRICAL PROPERTIESPOOR RESISTANCE TO WATERNITRILE RubberMa c i n t o s h P I C Ti

24、ma g e f o r ma ti s n o t s u p p o r t e dEXCELLENT RESISTANCE TO OILHARDENS AT TEMPERATURES ABOVE 275F (135C) SLOW DECOMPRESSION RATEMaci nt osh PI CTi mage f ormati s not support edInitials3/7/2022EPDM & NITRILE Jackets Offer Different AdvantagesM a c in to s h P IC Tim a g e fo rm a tis n o

25、 t s u p p o rte dMacintosh PICTimage formatis not supportedMaci nt osh PI CTi mage f ormati s not support edInitials3/7/2022DAMAGE RESISTANCEDECOMPRESSION CONTAINMENTCORROSION RESISTANCEArmor SelectionM a c in to s h P IC Tim a g e fo r m a tis n o t s u p p o r te dMaci nt osh PI CTi mage f ormati

26、 s not support edInitials3/7/2022HEAVY GALVANIZED STEEL (0.034/0.86mm thick)HEAVY COATING CLASS II GALVANIZED STEELDOUBLE ARMOR (two layers)STAINLESS STEELMONELTWO DIFFERENT ARMOR PROFILES Armor TypesSTANDARD GALVANIZED STEEL (CLASS I)(GSA, 0.020/0.51mm & 0.025/0.64mm thick)Maci nt osh PI CTi ma

27、ge f ormati s not support edInitials3/7/2022Armor Profile TypesMacintosh PICTimage formatis not supportedFlat profileStandard crown profile interlockedMaci nt osh PI CTi mage f ormati s not support edInitials3/7/2022REDA Production SystemsCable OptionsMacintosh PICTimage formatis not supportedMaci n

28、t osh PI CTi mage f ormati s not support edInitials3/7/2022Macintosh PICTimage formatis not supported POLYETHYLENE: 185F (85C)REDA Production SystemsCable Families REDALENE: 205F (96C)Macintosh PICTimage formatis not supportedPOTBMacintosh PICTimage formatis not supportedPPEOMaci nt osh PI CTi mage

29、f ormati s not support edInitials3/7/2022REDA Production SystemsCable FamiliesMacintosh PICTimage formatis not supported REDAHOT: 250-350F (121-177C) REDABLACK: 300-400F (149-204C)Macintosh PICTimage formatis not supportedEERMacintosh PICTimage formatis not supportedETBEFMaci nt osh PI CTi mage f or

30、mati s not support edInitials3/7/2022Macintosh PICTimage formatis not supported REDALEAD: 400-450F (203-232C)Macintosh PICTimage formatis not supportedMacintosh PICTimage formatis not supportedKELBREDA Production SystemsCable Families MOTORLEADS: 250-450F (121-232C)Maci nt osh PI CTi mage f ormati s not support edInitials3/7/2022FLAT CABLE EXTENSIONS (FCE) (Motorlead Pothead)MOTORLEAD - Typically smaller conductor than power cable, thus runs hotter. - KEOTB - 250F (121C)- KELB - 450F (232C)- KELTB - 450F