电机泵动力可控偏心器控制研究

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1、西安石油大学硕士学位论文电机泵动力可控偏心器控制研究姓名：李安申请学位级别：硕士专业：测试计量技术及仪器指导教师：傅鑫生;周静20040515Subject：TheResearchonControlofMotorPumpDrivedControllableBiasSpeciality：MeasurementTechnologyandInstrumentName：LiAn(signatIIn)兰j纽h一皑h踟咖g(signatu)re)ZhouJing(signature西匝二_)l!j：聪ABS’I’RAC’I’Dow

2、nholeclosedloopintelligentrotarysteeringdrillingtechnologyorientedthedirectionofthetechnologydevelopmentofcurrentdrillingindustry．TheMotorPumpDrivedControllableBiasresearchedinthisdissertationisacombinationofmicroelectronic，signalprocessing，hydraulicsandautocont

3、roltechnology,it’Sanintelligentdeviceofdownholeclosedloopintelligentrotarysteeringdrillingsystem，it‘Sresearchandapplicationwillsolvetheproblemofdrillingindustry,avoidfrequentchangeofBHA，shortendrillingtime，lowerdrillingcost，andheightendrillinglevel．UsingMotorPum

4、pDrivedControllableBiaswithrotarysteeringintelligentdrillingsystemcancontrolthewelltrajectoryeasilyandreal—timelydownhole，getcleanandsmoothwelltrajectory，lowerthecostofpetroleumperbarrel．Basedonthenationalmostspecialimportantkeyprojectsof863’Stenthfiveyearsplano

5、nenergydomain。——keytechnologyofexploringandexploitingthesuperoilfieldinBoHaiwhichisnamedThree．-dimensionControllableClosed—loopDrillingTechnologyandtheNationalnaturalScienceFundProject--ResearchonthewayofcontrolDownholeClose—loopIntelligentRotatedSteeringDrillin

6、gsystem，ThisdissertationintroducedthedesignandbuildupthehydraulicsystemoftheMotorPumpDrivedControllableBias，tookresearchandexperimentonit，provedthefeasibilityoftheMotorPumpDrivescheme．Thispaperalsoresearchedaboutthecontrolcharacterofhydraulicsystemandthewayofclo

7、sedloopcontrolthebiasvector．Firstthispaperintroducedtheprinciplehowthecontrollablebiasandit’shydraulicsystemwork，thenbuiltupthemathematicsmodelofthehydraulicsystemandanalyzedit’Sstaticanddynamiccharacters．Onthebasisoftheoreticanalysis，implementedresearchandexper

8、imentonthesystem，realizedclosedloopcontrolandadjustofthesystempressure．Inadditionthispaperanalyzedhowthebiasvectorbuildupandhowtomeasureit．Thispaperalsoresearchedthew