电潜泵系统构成及工作原理

电潜泵系统构成及工作原理演示文稿1目前一页\总数一百九十九页\编于二点ESPSystemTechnologyOverview目前二页\总数一百九十九页\编于二点ObjectiveUponcomletionofthiscourse,youshouldbeableto:ExplaintheusesforElectricalSubmersiblePumps.ListthemajorcomponentsofanESPsystem. ExplaintheprincipleofanESPsystem.目前三页\总数一百九十九页\编于二点ESPDownholeSystemThebasicESPdownholesystemcomponentsare...TheMonitoringSystem(optional)ThePowerCableTheMotorTheSealSectionThePump目前四页\总数一百九十九页\编于二点目前五页\总数一百九十九页\编于二点BuiltinDischargeheadTubingscrewsinhereBoltstotheSealPumpShaftBuiltinIntakePumpHousingRotatingImpellerStationaryDiffuserThePump目前六页\总数一百九十九页\编于二点ThePumpHangsfromtheproductiontubingLiftsthefluidthroughthetubingtothesurfaceIsamulti-stagecentrifugaltypeIsconstructedfromimpellersanddiffusersMustbesizedtomatchthewellproductionHasanintakeanddischargethateitherboltsontooristhreadedintothepumphousingNormallybesetabovetheperforationforsufficientcooling.目前七页\总数一百九十九页\编于二点LT=LowerTandempump(withbuiltinintake)Thesealboltsonhere目前八页\总数一百九十九页\编于二点LT/MT=Lower/MiddleTandem pumpHeadShippingCapIfMT(middletandem)orLT(LowerTandem)thenaflangefaceistheheadofthepump.目前九页\总数一百九十九页\编于二点IfUpperTandem(UT)thenadischargeisbuiltintothepump.UTPumpBuiltinDischargehead目前十页\总数一百九十九页\编于二点MiddleTandempumpBaseUTorMTpumpShippingCap目前十一页\总数一百九十九页\编于二点TheBoltonHeadTheMiddleTandemorLowerTandemPumpHead目前十二页\总数一百九十九页\编于二点Gasseparatorintake(cutaway).MaybeboltedontothebaseofaMT(MiddleTandem)orUT(UpperTandem)PumpTheSealboltsonhere.UTorMTpumpboltsonhere.目前十三页\总数一百九十九页\编于二点Centrifugal????目前十四页\总数一百九十九页\编于二点Stagesstackedonashaftandcompressedinahousing.CentriliftSubmersiblePump目前十五页\总数一百九十九页\编于二点Rotating(righttoleft)impellersStationarydiffusersCutawayofPump目前十六页\总数一百九十九页\编于二点Impeller目前十七页\总数一百九十九页\编于二点PumpStageHydraulicDesignESPStagedesignsfallintooneoftwohydraulicdesigncategories…MixedFlow-flowpathhasbothaxialandradialdirectionwithrespecttothepumpshaftRadialFlow-flowpathisgenerallyperpendicular(radial)withrespecttothepumpshaft目前十八页\总数一百九十九页\编于二点ImpellerTerminologyImpellerHubBottomShroudTopShroudImpellerSkirtImpellerEyeImpellerVaneDownthrustWasherUpthrustWasher目前十九页\总数一百九十九页\编于二点ImpellerEyeHubUpperShroudVanesLowerShroudSkirtShaft目前二十页\总数一百九十九页\编于二点ImpellerTheimpellerrotatesaboutthepumpaxis,withtheshaftItprovidesthecentrifugalforcetothefluid-givesitenergy.Shaft目前二十一页\总数一百九十九页\编于二点ImpellerFluidenterstheimpellerthroughthe‘eye’neartheshaftandexitstheimpellerontheoutside.

Shaft目前二十二页\总数一百九十九页\编于二点Impeller-CutAway目前二十三页\总数一百九十九页\编于二点Diffuser目前二十四页\总数一百九十九页\编于二点DiffuserThediffuserdoesnotrotate,itturnsthefluidupintothenextimpeller

Ittransformsthefluidvelocity,it’senergy,intohead目前二十五页\总数一百九十九页\编于二点Diffuser-CutAway目前二十六页\总数一百九十九页\编于二点Impeller&DiffuserDiffuserdirectsfluidintotheeyeoftheimpellerImpellerspinsandgivesenergytofluidwhichexitsaroundtheoutsideDiffuserredirectsthefluidupintothenextimpellerandturnsfluidenergyintoheadShaft目前二十七页\总数一百九十九页\编于二点ImpellerinDiffuser-APump‘Stage’目前二十八页\总数一百九十九页\编于二点PumpStage-cutaway目前二十九页\总数一百九十九页\编于二点Flow,Barrelsperday(BPD)OperatingRangeHeadCapacityPumpEfficiencyBrakeHorsePowerHeadinFeetBHPPumpCurve80604020123Efficiency%BestEfficiencyPoint(BEP)目前三十页\总数一百九十九页\编于二点TotalDynamicHead(TDH)TubingPressure目前三十一页\总数一百九十九页\编于二点PumpStageFluidReservoirDevelopingthePumpStageHead–CapacityCurve目前三十二页\总数一百九十九页\编于二点FluidReservoirHead(Lift)1DevelopingthePumpStageHead–CapacityCurve目前三十三页\总数一百九十九页\编于二点HeadinFeetSinglestageperformanceforagivenRPMandfluidviscosityPumpStageCharacteristics01020304050601Flow,Barrelsperday(BPD)02004006008001000DevelopingthePumpStageHead–CapacityCurve目前三十四页\总数一百九十九页\编于二点FluidReservoirHead1DevelopingthePumpStageHead–CapacityCurve目前三十五页\总数一百九十九页\编于二点Head

Flow12FluidReservoirDevelopingthePumpStageHead–CapacityCurve目前三十六页\总数一百九十九页\编于二点HeadinFeetPumpStageCharacteristics0102030405060Flow,Barrelsperday(BPD)0200400600800100012DevelopingthePumpStageHead–CapacityCurve目前三十七页\总数一百九十九页\编于二点Head

Flow12FluidReservoirDevelopingthePumpStageHead–CapacityCurve目前三十八页\总数一百九十九页\编于二点Head

Flow123FluidReservoirDevelopingthePumpStageHead–CapacityCurve目前三十九页\总数一百九十九页\编于二点HeadinFeetPumpStageCharacteristics0102030405060Flow,Barrelsperday(BPD)02004006008001000123DevelopingthePumpStage-Head/CapacityCurve目前四十页\总数一百九十九页\编于二点HeadinFeetPumpCurve0102030405060Flow,Barrelsperday(BPD)02004006008001000DevelopingthePumpStage-Head/CapacityCurve目前四十一页\总数一百九十九页\编于二点UsethepumpcurvetosizeapumpWehaveawell,wewanttoproduce600BPD,andweneedatleast280ftpumphead.Howmanystagesdoweneed?目前四十二页\总数一百九十九页\编于二点280Ft

600bpdFluidReservoirUsingthePumpCurvetosizeapump目前四十三页\总数一百九十九页\编于二点HeadinFeetPumpCurve0102030405060Flow,Barrelsperday(BPD)0200400600800100040feet/stage@600BPD56feet/stage@0BPDUsingthePumpCurvetosizeapump目前四十四页\总数一百九十九页\编于二点280Ft

600bpdFluidReservoirUsingthePumpCurvetosizeapump目前四十五页\总数一百九十九页\编于二点280Ft

600bpdFluidReservoir56feet@0BPDFor600BPDStages=280/40=7UsingthePumpCurvetosizeapump目前四十六页\总数一百九十九页\编于二点280Ft

600bpdFluidReservoirUsingthePumpCurvetosizeapump目前四十七页\总数一百九十九页\编于二点280Ft

600bpdFluidReservoirUsingthePumpCurvetosizeapump目前四十八页\总数一百九十九页\编于二点MultipleStagesTheheadthatonestagedevelopsismultipliedbythenumberofstagestodeterminethetotalheadapumpwilldeliver.Atagivenflowrate!Shaft&Impellers600bpd40ft80ft40ft目前四十九页\总数一百九十九页\编于二点PumpPerformancePumpstageperformancehasthreemeasuredparameterswhichare…FlowRateHead(Dischargepressurecanbecalculated)BrakeHorsepowerorMotorLoadFromtheabove,PumpEfficiencymaybecalculated目前五十页\总数一百九十九页\编于二点UsingthepumpcurveExample:Awellwillproduce4000BPDwhenthepumpproducesaTDH(totaldynamichead)of5000ft.Specificgravityoftheproducedfluid=1.00Howmanystagesweneed?Howbigthemotorshouldbe?目前五十一页\总数一百九十九页\编于二点PumpCurveGC3500SingleStagePerformance,3500RPMSpGr=1.0,60Hertz@4000BPD,42ft/stg,1.8HP/stg,70%efficient目前五十二页\总数一百九十九页\编于二点UsingthepumpcurveSoweneedamotorbiggerthan214HP,say255HP.目前五十三页\总数一百九十九页\编于二点PumpThrust目前五十四页\总数一百九十九页\编于二点PumpThrustPumpthrustismadeupoftwocomponents,hydraulicthrustandshaftthrust.Inafloatingimpellerpump,theonlythrustthatthesealsectionthrustbearingseesisshaftthrust.Inacompressionpumporfixedimpellerpump,thethrustbearinginthesealsectionseesthehydraulicthrustandtheshaftthrust.目前五十五页\总数一百九十九页\编于二点InFloatingImpellerPumpstheImpellerdoesnot‘Float’ItisfreetomoveupanddownonthepumpshaftImpellerPosition目前五十六页\总数一百九十九页\编于二点PumpThrustLoadForcesactingontheImpeller…目前五十七页\总数一百九十九页\编于二点Undernormaloperatingconditions,fluidcirculatesontopandunderneaththeimpellershroudsPumpThrustLoad目前五十八页\总数一百九十九页\编于二点TheimpellerdischargepressureisontheupperandlowerimpellershroudsPumpThrustLoad目前五十九页\总数一百九十九页\编于二点ThelargercrosssectionalareaontheuppershroudcausesthenetforcetobeDownPumpThrustLoadThiscausestheimpellertobemoveddown

Thisisapositivedownwardforcetermed‘Downthrust’目前六十页\总数一百九十九页\编于二点PumpThrustLoadAtsomepointthevolumeoffluidgoingupintothepumpwilllifttheimpellerup,overcomingtheDownthrustpressureThiscausestheimpellertobemovedup

目前六十一页\总数一百九十九页\编于二点PumpThrustLoadThedownwardforceisnowreversed(negative),itistermed‘Upthrust’Thiscausestheimpellertobemovedup

Atsomepointthevolumeoffluidgoingupintothepumpwilllifttheimpellerup,overcomingtheDownthrustpressure目前六十二页\总数一百九十九页\编于二点PumpThrustLoadThisincreasesthe‘Upthrust’Thiscausestheimpellertobeheldup

Thiscreatesalargercrosssectionalareaonthebottomshroudwhichincreasesthepressureunderneath目前六十三页\总数一百九十九页\编于二点HydraulicThrustTotalhydraulicthrusthastwocomponents,anupthrustcomponentandadownthrustcomponentTheupthrustcomponentisprimarilycreatedbythevelocitythroughtheimpellerorhydraulicimpactforceThedownthrustisprimarilycreatedbythepressuregeneratedbythestageThesetwocomponentscombinetomakeuptotalhydraulicthrustFluidviscosityhasadramaticaffectonhydraulicthrust目前六十四页\总数一百九十九页\编于二点FlowfromDiffuserImpellerFlowPathFluidvelocity&viscousdragforcesaddtoupthrust.HydraulicThrustPressuregeneratedbythestage目前六十五页\总数一百九十九页\编于二点ShaftThrustShaftthrustistheresultofthepumpdischargepressureactingonthecrosssectionalendofthepumpshaftThetwothingsthatdetermineshaftthrustisthepumpdischargepressure(orTDH)andthediameterofthepumpshaft.Thisthrustistransmitteddirectlytothesealsectionthrustbearing目前六十六页\总数一百九十九页\编于二点ThrustandImpellerPositionInnormaloperationthelargercrosssectionalareaontheuppershroudcausesmorepressureontop,pushingtheimpellerdownThepumpisdesignedtooperateinslighttomoderateDownthrust.目前六十七页\总数一百九十九页\编于二点Washersarefittedtopreventwear:Downthrustwashers

UpthrustwasherPumpThrustLoad目前六十八页\总数一百九十九页\编于二点DownthrustWasher目前六十九页\总数一百九十九页\编于二点HubWasherEyeWasher目前七十页\总数一百九十九页\编于二点UpthrustWasher目前七十一页\总数一百九十九页\编于二点Impeller-TopImpeller-Bottom目前七十二页\总数一百九十九页\编于二点HubUpperShroudVaneLowerShroudSkirtEyeUpthrustWasherDownthrustWasherImpeller-Nametheparts:目前七十三页\总数一百九十九页\编于二点VariableSpeedOperationESPsmayalsoberanatvariablespeeds.ChangingthespeedorfrequencyofanESPsystemfollowsthe“AffinityLaws”…NewFlowRate=OldFlow(NewHz/OldHz)NewHead=OldHead(NewHz/OldHz)2NewBrakeHP=OldBHP(NewHz/OldHz)3目前七十四页\总数一百九十九页\编于二点Flow,Barrelsperday(BPD)OperatingRangeHeadCapacityPumpEfficiencyBrakeHorsePowerHeadinFeetBHPPumpCurve80604020123Efficiency%BestEfficiencyPoint(BEP)目前七十五页\总数一百九十九页\编于二点OperatingRangeGC2200SingleStagePerformanceRPM@60Hz=3500(Sg=1)目前七十六页\总数一百九十九页\编于二点OperatingRangeGC2200SingleStagePerformanceRPM@60Hz=3500(Sg=1)目前七十七页\总数一百九十九页\编于二点FluidReservoir‘Normal’RPM目前七十八页\总数一百九十九页\编于二点FluidReservoirFluidReservoir‘Normal’RPMSlowerRPM目前七十九页\总数一百九十九页\编于二点FluidReservoirFluidReservoirFluidReservoir‘Normal’RPMSlowerRPMFasterRPM目前八十页\总数一百九十九页\编于二点目前八十一页\总数一百九十九页\编于二点目前八十二页\总数一百九十九页\编于二点目前八十三页\总数一百九十九页\编于二点VariableSpeedOperationNewFlowRate=OldFlow(NewHz/OldHz)NewHead=OldHead(NewHz/OldHz)2“AffinityLaws”…60Hz–OperatingRangeMinflow=1500bpd@54ftBEPflow=2200bpd@46ftMaxflow=3000bpd@25ftMinflow=2000bpd@96ftBEPflow=2933bpd@82ftMaxflow=4000bpd@44ft80Hz–OperatingRange?目前八十四页\总数一百九十九页\编于二点目前八十五页\总数一百九十九页\编于二点目前八十六页\总数一百九十九页\编于二点TornadoCurveMinFlowBEPFlowMaxFlow目前八十七页\总数一百九十九页\编于二点TheGasSeparatorTakestheplaceofastandardpumpintakeIsusedinapplicationswherefreegascausesinterferencewithpumpperformanceSeparatesaportionofthefreegasfromthefluidenteringtheintaketoimprovepumpperformanceRotarygasseparatortypesinclude:InducedVortexwithpassivechamberRotatingchamber目前八十八页\总数一百九十九页\编于二点TheGasSeparator目前八十九页\总数一百九十九页\编于二点TheSealChamberSectionIslocatedbetweenthepumpandmotorTransfersthemotortorquetothepumpshaftIsolates(seals)thewellfluidfromthecleanmotoroilEqualizestheinternalunitandwellborepressureProvidesareaformotoroilexpansionvolumeAbsorbsthepumpshaftthrustloadTheFour“Shuns”-expansion,equalization,isolation,&“absorbsion”aka“Equalizer”,“Protector”,or“SealSection”目前九十页\总数一百九十九页\编于二点MotorPump目前九十一页\总数一百九十九页\编于二点MotorPump目前九十二页\总数一百九十九页\编于二点目前九十三页\总数一百九十九页\编于二点目前九十四页\总数一百九十九页\编于二点MotorPump目前九十五页\总数一百九十九页\编于二点MotorSealPump目前九十六页\总数一百九十九页\编于二点Locatedbetweenthepumpandmotor TransfersthemotortorquetothepumpshaftTheSealSection目前九十七页\总数一百九十九页\编于二点LabyrinthChamber目前九十八页\总数一百九十九页\编于二点LabyrinthChamber目前九十九页\总数一百九十九页\编于二点目前一百页\总数一百九十九页\编于二点DoubleLabyrinthChamber目前一百零一页\总数一百九十九页\编于二点目前一百零二页\总数一百九十九页\编于二点目前一百零三页\总数一百九十九页\编于二点目前一百零四页\总数一百九十九页\编于二点目前一百零五页\总数一百九十九页\编于二点PumpMotorLabyrinthChamber目前一百零六页\总数一百九十九页\编于二点目前一百零七页\总数一百九十九页\编于二点目前一百零八页\总数一百九十九页\编于二点PumpMotorBagorBladder目前一百零九页\总数一百九十九页\编于二点PumpMotor目前一百一十页\总数一百九十九页\编于二点目前一百一十一页\总数一百九十九页\编于二点TheSealChamberSectionIslocatedbetweenthepumpandmotorTransfersthemotortorquetothepumpshaftIsolatesthewellfluidfromthecleanmotoroilProvidesareaformotoroilexpansionvolume目前一百一十二页\总数一百九十九页\编于二点目前一百一十三页\总数一百九十九页\编于二点LabyrinthChamberMotorOil-Heated目前一百一十四页\总数一百九十九页\编于二点LabyrinthChamberMotorOil-Cooling目前一百一十五页\总数一百九十九页\编于二点DoubleLabyrinthChamberMotor目前一百一十六页\总数一百九十九页\编于二点Bag(orBladder)MotorMotorOil-Heated目前一百一十七页\总数一百九十九页\编于二点Bag(orBladder)MotorMotorOil-Heated目前一百一十八页\总数一百九十九页\编于二点Bag(orBladder)MotorMotorOil-HeatedCheckvalve目前一百一十九页\总数一百九十九页\编于二点目前一百二十页\总数一百九十九页\编于二点目前一百二十一页\总数一百九十九页\编于二点Bag(orBladder)MotorMotorOil-HeatedCheckvalve目前一百二十二页\总数一百九十九页\编于二点Bag(orBladder)MotorMotorOil-HeatedCheckvalve目前一百二十三页\总数一百九十九页\编于二点Bag(orBladder)MotorMotorOil-HeatedCheckvalve目前一百二十四页\总数一百九十九页\编于二点MotorMotorOil-Cooling目前一百二十五页\总数一百九十九页\编于二点MotorMotorOil-Cooling目前一百二十六页\总数一百九十九页\编于二点MotorMotorOil-HeatedDoubleBags目前一百二十七页\总数一百九十九页\编于二点MotorMotorOil-HeatedDoubleBags目前一百二十八页\总数一百九十九页\编于二点MotorMotorOil-HeatedDoubleBags目前一百二十九页\总数一百九十九页\编于二点目前一百三十页\总数一百九十九页\编于二点目前一百三十一页\总数一百九十九页\编于二点MotorMotorOil-HeatedParallelBags目前一百三十二页\总数一百九十九页\编于二点MotorMotorOil-HeatedParallelBags目前一百三十三页\总数一百九十九页\编于二点TheSealChamberSectionIslocatedbetweenthepumpandmotorTransfersthemotortorquetothepumpshaftIsolatesthewellfluidfromthecleanmotoroilProvidesareaformotoroilexpansionvolumeEqualizestheinternalunitandwellborepressure目前一百三十四页\总数一百九十九页\编于二点Motor目前一百三十五页\总数一百九十九页\编于二点‘n’thousandfeet目前一百三十六页\总数一百九十九页\编于二点目前一百三十七页\总数一百九十九页\编于二点目前一百三十八页\总数一百九十九页\编于二点目前一百三十九页\总数一百九十九页\编于二点TheSealChamberSectionIslocatedbetweenthepumpandmotorTransfersthemotortorquetothepumpshaftIsolatesthewellfluidfromthecleanmotoroilEqualizestheinternalunitandwellborepressureProvidesareaformotoroilexpansionvolumeAbsorbsthepumpshaftthrustload目前一百四十页\总数一百九十九页\编于二点目前一百四十一页\总数一百九十九页\编于二点目前一百四十二页\总数一百九十九页\编于二点目前一百四十三页\总数一百九十九页\编于二点Compression,FixedImpeller,Pumps目前一百四十四页\总数一百九十九页\编于二点Compression,FixedImpeller,Pumps目前一百四十五页\总数一百九十九页\编于二点MotorSealPump目前一百四十六页\总数一百九十九页\编于二点Seal(LowerChamber)Motor目前一百四十七页\总数一百九十九页\编于二点HeatExchangeAreaThrustBearingAreaSeal(LowerChamber)MotorThrustRunnerThrustRunnerCarbonFaceBearingBearingRetainerScreenFilterUpthrustRing目前一百四十八页\总数一百九十九页\编于二点SealUnitBase目前一百四十九页\总数一百九十九页\编于二点BearingRetainer目前一百五十页\总数一百九十九页\编于二点OilPump目前一百五十一页\总数一百九十九页\编于二点Bearing目前一百五十二页\总数一百九十九页\编于二点CarbonFace目前一百五十三页\总数一百九十九页\编于二点ThrustRunner目前一百五十四页\总数一百九十九页\编于二点ThrustRunnerCarbonFaceThrustRunner目前一百五十五页\总数一百九十九页\编于二点UpthrustBearing目前一百五十六页\总数一百九十九页\编于二点UpthrustBearingBearingRunner目前一百五十七页\总数一百九十九页\编于二点目前一百五十八页\总数一百九十九页\编于二点BearingAssemblyComplete目前一百五十九页\总数一百九十九页\编于二点目前一百六十页\总数一百九十九页\编于二点TheSealChamberSectionIslocatedbetweenthepumpandmotorTransfersthemotortorquetothepumpshaftIsolatesthewellfluidfromthecleanmotoroilEqualizestheinternalunitandwellborepressureProvidesareaformotoroilexpansionvolumeAbsorbsthepumpshaftthrustload目前一百六十一页\总数一百九十九页\编于二点SealSectionComponents-reviewMajorcomponentsare...MechanicalSeals-preventsfluidmigrationdownthesealshaftBag(s)orBladder(s)-providesexpansionvolumeandisolationforcleanmotoroilLabyrinthChamber(s)-providesexpansionandisolationvolumeinverticalornearverticalwellsThrustBearing-carriesthethrustloadofthepumpshaftandstages(fixedimpellertypeonly)目前一百六十二页\总数一百九十九页\编于二点SealSectionApplicationUsetandemsealsinhighpullingcostwellsSealsarerelativelylowcostitemsascomparedw/thetotalunitcostThemoresealsections,themoremechanicalsealsandtherefore,increasedshaftisolationCanbedesignedasa“ThrustonLower”(TOL)whichgivesaddedprotectiontotheunitthrustbearingUsesingleormultiplebagsealsinhighlydeviatedwellsTheisolationcapabilityofalabyrinthchamberisgreatlyreducedindeviationsbeyond30-45degreesfromvertical目前一百六十三页\总数一百九十九页\编于二点TheMotorDrivesthedownholepumpandsealsectionIsratedforaspecifichorsepower,voltage,¤tIsatwopole,threephase,AC,inductiontypeRotatesatapproximately3500RPMat60HertzIsconstructedofrotorsandbearingsstackedontheshaftandloadedinawoundstatorContainssyntheticoilforlubricationReliesonfluidflowpastthehousingODforcooling目前一百六十四页\总数一百九十九页\编于二点MotorComponentsStatorLaminationsKapton-WrappedMagnetWireRotorBearingwithT-ringHousingEpoxyEncapsulation目前一百六十五页\总数一百九十九页\编于二点rotorBearingwithT-RingStator目前一百六十六页\总数一百九十九页\编于二点StatorLaminationsonaMandrel目前一百六十七页\总数一百九十九页\编于二点StatorLaminationspressedintothemotorhousing目前一百六十八页\总数一百九十九页\编于二点AwoundStatorwithLeadsattached目前一百六十九页\总数一百九十九页\编于二点RotorCopperEndRingRotorLaminationsRotorBearingRotorTringRotorSpacers目前一百七十页\总数一百九十九页\编于二点RotorBearingRotor目前一百七十一页\总数一百九十九页\编于二点MotorPerformanceMotorsareratedbyhorsepower,voltage,¤tAtaconstantvoltage,byvaryingthepumploadorbrakehorsepowerappliedtothemotor,currentwillchangeAtaconstantload,byvaryingvoltage,currentwillvary,aswell目前一百七十二页\总数一百九十九页\编于二点MotorApplicationMotoroperatingtemperatureisdeterminedby5factorsWellboreTemperature%Loadvs.NameplateRatingFluidVelocityPastMotor(flowratevs.unit/casingdiameter)CoolingPropertiesoftheWellFluid(%gas,watercut,scalingtendencies,etc.)PowerQuality(3phasevoltage/currentimbalance,waveformdistortion,fullnameplatevoltageavailable,etc.)Alloftheabovefactorsdetermineif,andwhen,amotorwilloverheatduringoperation

目前一百七十三页\总数一百九十九页\编于二点SPHp49目前一百七十四页\总数一百九十九页\编于二点MotorandVSD目前一百七十五页\总数一百九十九页\编于二点MotorandVSDsizingthemotorSubstitutethepumpBHPHZatthemaximumdesignHZfortheNPHPHZandsolveforNPHP60目前一百七十六页\总数一百九十九页\编于二点

ThePowerCableIsmadeupofthepowercableandmotorleadCanbemadeinroundorflatprofileIsconstructedofthreeinsulated&jacketedcopperconductorscontainedbymetalarmorProperapplicationsmustaddresselectrical,physicalsize,andoperatingtemperaturerequirements目前一百七十七页\总数一百九十九页\编于二点CableTypes-FlatComponents1-Conductor(Copper)2-Insulation(PolypropyleneorEPDM) (EthylenePropyleneDieneMonomer)3-Jacket(NitrileorEPDM)&Tape4-Armor(Galvanized,Stainless,orMonel)Benefits:Lowprofiletofitintightclearanceinstallations

2

4

3

1目前一百七十八页\总数一百九十九页\编于二点CableTypes-RoundComponents1-Conductor(Copper)2-InsulationPolypropyleneorEPDM (EthylenePropyleneDieneMonomer)3-Jacket(NitrileorEPDM)&Tape4-Armor(Galvanized,Stainless,orMonel)Benefits:Lesscurrentimbalance&runscoolerthanequivalentflatcable

3241目前一百七十九页\总数一百九十九页\编于二点CableTypes-MotorLeadExtensionComponents1-Conductor(Copper)2-InsulationFilm(Polyimide)3-Insulation(EPDM)4-Jacket/Tape&BraidorLeadSheath(LowTemporHiTemp)5-Armor(LowProfileGalv,SS,orMonel)Benefits:Tapeandbraidprovidesaddeddecompressionresistance

12354目前一百八十页\总数一百九十九页\编于二点CableTypes-ExtrudedBarrierComponents1-Conductor(Copper)2-Insulation(EPDM)3-ExtrudedFluorobarrier(LoworHiTemp)4-Jacket(NitrileorEPDM)5-Armor(Galvanized,Stainless,orMonel)Benefits:Unliketapes,thebarrierblocksfluid,aidsdecompressionresistance,andimproveselectricalproperties12453目前一百八十一页\总数一百九十九页\编于二点CableTypes-LeadSheathComponents1-Conductor(Copper)2-Insulation(PolypropyleneorEPDM)3-LeadSheath4-TapeorBraid(onEPDMproductonly)5-Armor(Galvanized,Stainless,orMonel)Benefits:Leadsheathblocksgasses&protectsconductorfromH2SattackAvailableinroundprofilewithEPDMjacket

25431

目前一百八十二页\总数一百九十九页\编于二点CableTypes-CapillaryTubeFeatures&BenefitsAvailablewithanystandardcableAvarietyofcapillarytubesizesareutilizedAvailableinroundorflatprofileAllowstargeteddeliveryoftreatmentchemicalSingleordualcapillarydesignsInstrumentwirecanbeinsertedinsomecapillarytubesizesAnouterlayerofarmorisappliedtoprotectthecapillarytubesStandardPowerCableCapillaryTubesCapillaryTube目前一百八十三页\总数一百九十九页\编于二点

PowerCableApplicationProperapplicationofESPcablerequires...Limitingvoltagedroptonomorethan30voltsper1000’andlessthan15%ofmotorvoltsbychoosingasufficientlylargeconductor(AWG)sizeChoosingtheproperprofilebasedontubingthreadsizevs.casingID&conductorsizeSelectingacabletypebasedonoperatingconductortemperature&/orotherwellborefactors,e.g.,presenceofH2S,highgas,etc.SPH,pp.100-102目前一百八十四页\总数一百九十九页\编于二点CableTemperatureTemperatureRatingsofESPCables-insulation/covering/jacket(*denoteslimitingmaterial)Polypropylene*/Nitrile 205oF (96oC)Polypropylene*/Lead 220oF (105oC)EPDM/Nitrile*(withorw/oBarrier) 280oF (140oC)EPDM/LowTempBarrier*/EPDM 300oF (150oC)EPDM/EPDM(withorw/ohitempBarrier) 400oF (205oC)EPDM*/LeadSheath 450oF (230oC)MotorLeadExtension-LowTemp 250oF (120oC)MotorLeadExtension-HighTemp 400oF (205oC)MotorLeadExtension-LeadSheath 450oF (230oC) 目前一百八十五页\总数一百九十九页\编于二点PolyCableKVRating3KV4KV5KV目前一百八十六页\总数一百九十九页\编于二点TheMonitoringSystemVariousdownholemonitoringunitscanbeattachedtothebottomofthemotor&/ordeployedseparatelyinthewellboreSignalsareeitherimpressed(DC)onthepowercableorsentviaseparateinstrumentwireAvailablemonitoringoptionsinclude…PumpIntakePressurePumpIntakeTemperatureMotorOperatingTemperatureDischargeFlowRateDischargePressureDischargeTemperatureUnitVibration目前一百八十七页\总数一百九十九页\编于二点TheSurfaceEquipmentThesurfaceequipment(beyondthewellhead)consistsof…TheMotorControllerTheTransformer(s)TheJunctionor“Vent”BoxWellheadSurfaceCable目前一百八十八页\总数一百九十九页\编于二点TheControllerSystemThetwotypesofcontrollersusedwithESPsystemsare…Switchboards(fixedspeed)VariableSpeedControllers(aka“drives”)BothtypesofControllerscanbemadetoreadmonitoringsystemoutputsignalsBothtypesgenerallyrequiretransformerstoconvertthesupplyoroutputvoltagetotherequiredunitvoltage目前一百八十九页\总数一百九十九页\编于二点TheSwitchboardFeaturesAppliesfullvoltageandcurrenttothedownholesystemonstartup(aka“acrosstheline”sta