基于ansys的汽轮发电机定子端部绕组振动特性分析

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1、华北电力大学硕士学位论文AbstractWhentheturbinegeneratorintheworkingstate,theturbinegeneratorstatorwindingcanbeaffectedbyelectromagneticforce,Whentheendofendinghaveseverevibrations,itwillaffectthenormalworkofthemotor,itcancauseaccidentssometime.Inthispaper,turbinegeneratorforelectricpowerendswereanalyzedandcal

2、culateduseANSYS,wealsohaveasimpleanalysisofitsvibration.Inthispaperestablishedathree-dimensionalmodelofa600MWturbinegeneratorstatorendwindings,usingthismodel,acalculationmodeloffineinANSYS,thecurrentdensityissettotheexcitationsource,theelectricpowerendwindingsundersteadystateoperationandthree-phas

3、eshort-circuitconditionsizecalculation.Thispaperanalyzesonthethree-phaseshortcircuitconditions,singlebaratdifferenttimesofthesamelayer,electricdistributionpowerphasetwoadjacentbarselectricaldistribution,dynamiclayerphasetwoadjacentbarelectricdifferencedistribution,poweroftwolineadistanceisconnecte

4、dinthenosebarelectricpowerdistributionthesituation.structurecombinedwiththemodel,theendwindingvibrationofturbogeneratorstatorofnumericalcalculation.Basedonthenumericalcalculationoftheendwindingofelectricpower,andthevibrationcharacteristicsoftheendwindingofthewholestructure,whichcanprovidereasonabl

5、esuggestionsforthedesigning.Toensurethesafeandstableoperationofturbogenerator.Keywords:turbinegenerator;endwinding;electromagneticforce;ANSYS;vibrationcharacteristicsII华北电力大学硕士学位论文目录摘要..................................................................................................................

6、...........IAbstract.......................................................................................................................II第1章绪论............................................................................................................11.1课题背景及研究的目的与意义...........................

7、.....................................11.2发电机绕组端部研究现状.........................................................................21.2.1发电机端部绕租电磁力的计算及研究...........................................21.2.2发电机定子端部绕组振动特性研究.