直線電機(jī)抽油機(jī)系統(tǒng)優(yōu)化研究.pdf

1、大慶石油學(xué)院碩士學(xué)位論文直線電機(jī)抽油機(jī)系統(tǒng)優(yōu)化研究姓名：王建萍申請學(xué)位級別：碩士專業(yè)：安全技術(shù)及工程指導(dǎo)教師：姜民政20060315AbstractResearchonSystemOptimumofLinearMotorPumpingUnitAbstractAtpresentthepumpingunitsareusedwidelyinoilfields，theirmainproblemsarewastingenergyloweffici

2、encyThepumpingunitshavemanyworkingparts，whichisimpossibletosaveenergybyimprovingstructureandworkefficiencybecausethewastageisincreasedwhenthemovingpartsareadded，Alinearmotorpumpingunitreruovesmanyshiftgearsstmctures，turn

3、thetraditionalcircumrotatorydriveinto1inearreciprocationdrivewhichmadetheunitshavemoreperfectmotionperformance，dynamicperformance，andbalanceperformanceThepumpingunitdrivenbyalinearmotorisanoveltechnologyinchinaeveninthew

4、orldItisveryimportanttesearchanddesigntheunitsTooptimizethewerkparametersofthelinearmotorpumpunits，WhichCandecreasethemaximumpolishedrod10adandthedifferencebetweenthemaximumandminimumloadatthepolishedrodandmakethelinearm

5、otorWOrkcalmlyItcarlsaveenergybyincreasingtheworkefficiencyofthelinearmotorpumpunitsanddecreasetheinnerwastageoflinearmotorThispaperresearchesonseveraldesignschemesofthelinearmotorpumpunits，thenpointouttheoptimumonebased

6、onthenumberofkinematicpairandtheconvenienceofWOrkoveroperationItexplainstheWOrkmechanism，structure，characteristic，andtheanalysisatthepolishedrodmotionofthelinearmotorpumpunits，whichgetsthecalculationmethodsofthepolishedr

7、odloadandthevalueofweight，ThiSpaperdevelopstheoptimummethodofthelinearmotorpumpunits，buildtheworkparametermathematicsmodelItdeterminesthemixedpunishmentfunctionFrancetodesigntheworkparameteroftheunitsbydiscussingtheoptim

8、umdesignmethodoftheunitsItusesVBwritetheoptimumdesignsottware，whichgetstheconclusionsofWOrkparametersInthisoptimumsoftware，itgiyesthedynamicergogramwhichisveryclosetothestaticergogram，whichexplainstheunitshavegoodeffecto

9、fsaveenergyThispaperdevelopscalculationmethodsofthemainparametersof1inearmotorbasedonthebasisstructure，workmechanismandequivalentcircuitofpermanentmagnetlinearsynchrocousmotor(PMLSM)Atthesametime，it百vesthecalculationmeth

10、odsoflinearmotorpowersupplyfrequencyandpowerbasingontheoptimumconclusionsoflinearmotorworkingparameters，Thispapercomparesthesystemefficiencyandinstalledpowercapacityofthepumpingunitdrivenbyalinearmotortothepumpingunit，wh

11、ichgainstheconclusions：thepumpingunitdrivenbyalinearmotorisbenefittoincreasethesystemefficiency；ithasgoodeffectofsavingenergyKeywords：LinearMotorPumpingUIlit：Optimum；PolishedRodMotion；PolishedRodLoad；SystemEfficiency；Pow