基于晶閘管的變壓式電容無功補(bǔ)償裝置在500KV輸電系統(tǒng)中的應(yīng)用研究.pdf

1、分類號(hào)：I叢2!一論文編號(hào)：蝗Q逝3V78788密級(jí)：壘玨貴州大學(xué)2005屆碩士研究生學(xué)位論文基于晶閘管的變壓式電容無功補(bǔ)償裝置在500KV輸電系統(tǒng)中的應(yīng)用研究學(xué)科專業(yè)：電力蠶縫殛篡自動(dòng)絲研究方向：電杰電王捷杰在電力歪纏蟲的庭甩導(dǎo)師：奎民旗!量9教攮2研究生：型基逗中國(guó)貴州貴陽2005年6月ABSTRACTTheimprovedCKYisonekindofnewgraduationadjustingfastlyandcapaciting

2、reactivepowercompensatorComparedwiththetraditionalparallelcompensator，constructioncost10w，theworkingvoltageishigh，mayturnonthe35’220kVsystemdirectlyUsedintheultrahighvoltagetransmissionsystemtoshuntcontrol，thisnotonlyred

3、ucedthecombinedconstructioncost，butcanmadeuptorealizetheconstantvoltageregulationthatcanbeverydifficultlyreachedbythetraditionalparallelinstallmentTheworkofthisdissertationisapartoftheprojectsopportedbyGuiZhouUniversity：

4、”CharacteristicTestForCapacitorVarCompensationofThyristorSeriesVoltage—regulationApplication”TakingtheSouthElectricSystemNetworkastheapplicationbackground，HowtoincreasetheultrahighvoltageACline7stransmittingcapacityandho

5、wtoincreaseultrahighvoltageACsystem’sstabilizationbytheimprovedCKYhavebeenresearchedThispaperdeterminedcompensatingpontandcompensatingcapacityandpreliminarilydesignedthecompensator，butalsooptimumdesignthedevicebyGAForgai

6、ningthesafeandfastcontrolingstrategy，thearticlehasanalyzedtheelectromagnetictransientbehabiorwhenthethyristorswitchonorswitchoffThepaperproducedtheinstallment’schangingsuseeptancemodelBaseonthismodel，theconstantvoltagere

7、gulation’scontrolalgorithmandconstantreactivepowercontrolalgorithmwerestudiedmainlyAndtheauto—adaptedrevisionstrategyofelectricsystemratioofgainwasproposedThestrategycouldsuppresstheinstallmentvibrationeffectivelyAndthes