电潜泵系统构成及工作原理

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1、电潜泵知识与控制理论培训湛江Introductionxxx2电潜泵应用技术的基础知识电潜泵系统构成,主要设备的功能和工作原理及其相互间关系电泵生产过程中需关注的参数,重点讲解表现其工况特征和必须重点监测的数据各类与电泵相关的上部完井方式及管串简介气蚀,稠油,出沙等井况对电泵运行的影响及解决方案其他与电泵运行寿命相关的因素电泵技术发展和特殊应用变频控制的基本理论及地面设备的整体构成变频器主要参数的计算和设置谐波应对方案和中压变频器简介GCS/ICS变频器的专题介绍和初级故障处理井下实时监控技术的意义及产品介绍3At

2、ypicalESPinstallationESPSystemTechnologyOverview5ObjectiveUponcomletionofthiscourse,youshouldbeableto:ExplaintheusesforElectricalSubmersiblePumps.ListthemajorcomponentsofanESPsystem.ExplaintheprincipleofanESPsystem.6.CentrifugalPumpGasSeparatorSealSectionElec

3、tricMotor7ESPDownholeSystemThebasicESPdownholesystemcomponentsare...TheMonitoringSystem(optional)ThePowerCableTheMotorTheSealSectionThePump8BuiltinDischargeheadTubingscrewsinhereBoltstotheSealPumpShaftBuiltinIntakePumpHousingRotatingImpellerStationaryDiffuser

4、ThePump9ThePumpHangsfromtheproductiontubingLiftsthefluidthroughthetubingtothesurfaceIsamulti-stagecentrifugaltypeIsconstructedfromimpellersanddiffusersMustbesizedtomatchthewellproductionHasanintakeanddischargethateitherboltsontooristhreadedintothepumphousingN

5、ormallybesetabovetheperforationforsufficientcooling.10LT=LowerTandempump(withbuiltinintake)Thesealboltsonhere11LT/MT=Lower/MiddleTandempumpHeadShippingCapIfMT(middletandem)orLT(LowerTandem)thenaflangefaceistheheadofthepump.12IfUpperTandem(UT)thenadischargeisb

6、uiltintothepump.UTPumpBuiltinDischargehead13MiddleTandempumpBaseUTorMTpumpShippingCap14TheBoltonHeadTheMiddleTandemorLowerTandemPumpHead15Gasseparatorintake(cutaway).MaybeboltedontothebaseofaMT(MiddleTandem)orUT(UpperTandem)PumpTheSealboltsonhere.UTorMTpumpbo

7、ltsonhere.16Centrifugal????17Stagesstackedonashaftandcompressedinahousing.CentriliftSubmersiblePump18Rotating(righttoleft)impellersStationarydiffusersCutawayofPump19Impeller20PumpStageHydraulicDesignESPStagedesignsfallintooneoftwohydraulicdesigncategories…Mix

8、edFlow-flowpathhasbothaxialandradialdirectionwithrespecttothepumpshaftRadialFlow-flowpathisgenerallyperpendicular(radial)withrespecttothepumpshaft21ImpellerTerminologyImpellerHubBottomShr