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ID:36583253
大小:3.14 MB
页数:66页
时间:2019-05-12
《电解用新型变流系统的谐波抑制和无功补偿研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、湖南大学硕士学位论文电解用新型变流系统的谐波抑制和无功补偿研究姓名:邓淑娟申请学位级别:硕士专业:电气工程指导教师:罗隆福20090426电解用新型变流系统的谐波抑制和无功补偿研究AbstractWithuninterrIlpteddeVe】opmentofthepowerandelectrontechnologyandthecontroltechnique,itsapplicationalreadygoesdeepintotothemanufacturingproductionandthesocialIif.e,i
2、ncluding:EIectrochemistry,direct.currentdrive,altematingdriVe,electroplatingandelectro-machiningetc.SothatitbecomesthekeytechnologyinconVentionalindustriesandhighandnewtechnologyfields.HoweVer,thenegatiVeef.fecthasbeenalsograduallyobvious.Becausethepowerelectro
3、nicequipmentswitchingmotionhascausedlargeamountofharmonic,itresunsinthedistortionofVoltageandcurrentwaveformoftheACnetwofk,andqualityofpowereddrop.So,“isurgenttoeliminateharmonicandimprovepowerquality.Thispaperhasf.0urmajorcompositions:Thefirstpanisthefirstchap
4、ter,introducedthegeneralsituationofelectrolysisindustry,thepresentandtheimpIro、r锄enttrendathomeandabroad;PointedoutthecurrentpowersystemhamonicspollutionproblemsaswellasthedeVelopmentofharmonicsuppressionoVerview;AnalysisedtheconVertersystemharmonicgeneration、h
5、armandsuppressionmeasures;Expoundedthemeasuresandthecurrentsituationofharmonicsuppressionandreactivepowercompensation.Thesecondpartonlyincludesthesecondchapter.Itmainlydiscussesthenovelc伽Vertert豫nsf.0瑚er柚dc0盯espondinginductiVefilt撕ngtcchniqueinthenovelconVerter
6、system,whichusesthetransformer’sampere-tumbalanceandfull.tunablepassiVefilterdeVicetoachieVereactivepowercompensationandharmonicshielding;AndintroducedthenoVelconVertersystem’swiringmodeandfundamentalworkingprinciple;deducedthetransitiverelationofthevoltageandc
7、urrent.Thethirdpartincludesthethirdandthef10urchapters.BasedonthenovelconVertersystem’s,togetoutthesystem’sharmonictransfercharacteristic,(includingcharacteristicharmonic,non.characteristicharmonic.inter.harmonicandsub-harmonic)toproVideanimponantdesignparamete
8、roffhll—tunable6lterdesign;Andintroducedthedesignandreactive-loadcompensationschemeofthefilterdeViceinnoVelconvertersystem.ThefIourthpartisthefiRhchapter,toVa“datethesuperio
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