交流變頻驅(qū)動特深井鉆機絞車協(xié)調(diào)控制技術(shù)研究

1、西安石油大學(xué)碩士學(xué)位論文交流變頻驅(qū)動特深井鉆機絞車協(xié)調(diào)控制技術(shù)研究姓名：楊瑞帆申請學(xué)位級別：碩士專業(yè)：機械電子工程指導(dǎo)教師：彭勇20100520英文摘要Subject：Speciality：Name：Instructor：TheresearchoncoordinatedcontroltechnologyofACvariablefrequencydrivedeepdrillingwinchMechanicandElectronicalEn

2、gineeringYangRuifanPengYong(signature)(signature)ABSTRACTThewinchofextradeepshaftrigisdrivenbymultiplehighpowermotorsthatparalleled，whichguaranteesdrilling’Spowerrequirement；andbecausethestructureofwinchmultiple—motordri

3、vesystemissymmetrical，thereforetheproblemssuchasvibrationofdrumshaftandunbalanceofstressareobviouslyreducedBu_t，becausesomereasonsofmanufacturing，evenifthemotorshavesamemodelandrating，therestillexistdifferenceonmechanica

4、lpropertiesbetweenthemTherefore，intheprocessofdrivingwinchrollerthemotorgroupappearssomesituationlikeoutofstepandloadunbalancedThosesituationhasaffectedsystem’StransmissionefficiencyandcausedunnecessarilyenergywastageIft

5、hosesituationexistoveralongtime，itwillnotonlycausedamagetothemotors，butalsoaffecttheprocessofdrillingInviewoftheabovequestion，thispapercombinedactualworkingcondition，andthendiscussed、studiedcoordinationcontroltechniqueof

6、winchmulti—motorFirstlyThepaperanalyzedthestructureandprincipleofdualmotordrivesystem，SOthattofindoutthereasonofloadimbalancedagainstmotorgroupwhichconnectedbythesameaxleintheprocessofcompoundtransmission，andselectthemod

7、eofmasterslavesynchronizationtoeliminatethepowerdifferencewhichexistedinmulti—motor；thenthepaperanalysisedvectorcontr01ofACasynchronousmotor，andestablishedthemathematicalmodelofmotorsaswellastransmissionsystem，anddesigne

8、dproposalofclosedlooptransmissionsystemwhichincludestherotationspeedpowerring；FinallyundertheMATLAB／Simulinkenvironment，ithasimplementedsimulationtothetransmissionsystemofmulti—motonItusedthefuzzyPIDcontrolalgorithmtoacc

9、omplishsimulationinpaperandintroducefuzzycontrolstrategyindetail，alsodesignedthecoreunit—fuzzyPIDcontroller；Intheprocessofsimulationithasconsideredsteadyworkandsubjectedtoloadshocksuchtwokindsofsituations，andthencarriedo