ResearchonFrequencyConversionControlSystemin
onBeamPumpingUnitBased
DINGDSPBao—dong(ControlTheoryandControlEngineering)
DirectedbyProfessorZHANGJia-sheng
Abstract
Beampumpingunitisuseduniversallyinoilexploitation.Butsome
problemsareexistentinitstractionsystem,including:Lowfullnessdegreeofpumpandserious‘‘bighorsehaulingsmallcarl’rosultinlowmotor
andlowpowerfactor;Loadfluctuatestempestuously,andmotor’S
causcsefficiencyregeneratingelectricity
aboveproblems,theconcussionofenergyfeedback。Tosolvetheapaperinvestigatesanddevelops
0nkindoffrequencyconversioncontrolsystembasedDSPespeciallyforbeampumpingunit,
improvingoilrecovery
Basedonandenergy—savingefficiency.ways,
DSPanalysis,sum—upandcomparisonofmanifoldcontrol011矗equencyconversioncontrolsystemfocusinghighperformance
mainlyTMS320LF2407Aisbroughtforward.Thesystemincludes
AC--DC—-ACfrequencyconversionmaincircuiLdetectionandprotectioncontrollingunit,DSPcontrollingsystem,runningstatusdisplayunitanddrivingunit,and
motor’sloadSOon.ThrouIghautomaticdetectionandsyntheticanalysisofparameters,dynamicloadtrackingandoptimalcontrol,andseparatestrokefrequencycontrolarebroulghtintouse.amelioratingmotor’Srunningstatus,improvingenergy savingefficiency,andobtainingprominenteffectofsavingenergyandincreasingoutput.Aimedatmotor’SvibrationproblematlowfrequencyasSPWMcarrierfrequencyincreases,throughabundantprincipleresearchand
aexperiments,thePWMcausationisdiggedout,andpracticalpredigestedschemeofcontrolisputforward.Insystemprotection,aimedatextensivefluctuationofACpowernetwork,separateⅡI
搜索“diyifanwen.net”或“第一范文网”即可找到本站免费阅读全部范文。收藏本站方便下次阅读,第一范文网,提供最新教学研究基于DSP的游梁式抽油机变频控制系统研究(3)全文阅读和word下载服务。
相关推荐: