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ID:34023545
大小:13.02 MB
页数:92页
时间:2019-03-03
《游梁式抽油机自动控制技术研究(冲次自动控制)》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、英文摘要Subject:TechnicalResearchOfAutomationOnBeamPumpingUnit(StrokeFrequencyContr01)Speciality:MechanicalandElectronicEngineeringName:Linxin(signaturc)LI‘队"¨Instructor:PengYo昭(signature)渤q■、J√ABSTRACTThedevelopmentofoilextractionistakenmorefocusbytechnicists.Thepastwaystooilextraction
2、arerough,withthesituationoflowpermeableisseriousintheseyears,SOthepastwayscannolongerfittherequirementoftoday.Thisarticlebeginstostudysomehiglleffectivemethodsforthelowpermeableoilwell,andseekssomecopingmethods.Afteranalysis,strokefrequencyisfirstdeterminedasthebestparametertorealiz
3、etheautomationofbeampumpingunit,thenvariablefrequencyspeedcontrolisusedasthebeatwaytorealizestrokefrequencycontrolstepless.Thebasicofvariablefrequencyspeedcontrolliesontheadjustmentofinnerfrequencyofmotor,itownstheadvantagestorealizemotorworkingstepless,lowerthelaborcastsandenhancec
4、ontrollabilityofstrokefrequency.Afteradoptingvariablefrequencyspeedcontrolasthewaytorealizestrokefrequencycontrol,itisfurhertalkingaboutallthepresentmodelsofvariablefrequencyspeedcontrolandmakingsimulationsofallthemodelsbyMatlab/Simulink.Finallywimcomparisononemodelofallisadoptedfor
5、theoilextraction.Withthefoundationofsteplessstrokefrequencyandsomerelatedoilengineering,threestrokefrequencycontrolmodelsareestablishedandplayrolesasguidancestoadjustmentofstrokefrequency.Finallyonemodelofthethreeismostsuitableandadopted,theothertwomodelscouldbeadoptedaccordingtocon
6、creteconditions.Socombinedthesetwopartsofvariablefrequencyspeedcontrolandstrokefrequencycontrolmodelcouldaccomplishacompletecloud—loopcontrolofoilwell.Keywords:beampumpingunit,variablefrequencyspeedcontrol,ve,dtc,motorpower,indicatordiagram,producingfluidlevelThesis:FundamentStudyII
7、I目录目录第一章背景⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.11.1数字化油田定义⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯11.1.1国内外发展现状⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.21.1.2国内与国外数字化油田建设的差距⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.21.1.3发展趋势⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯。21.2有杆泵抽油系统故障诊断发展状况⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯21.2.1示功图诊断方法⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.31.2.2
8、计算机诊断方法⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯
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