1、華北電力大學(xué)（北京）博士學(xué)位論文全補(bǔ)償消弧線圈及其控制方法的研究姓名：曲軼龍申請(qǐng)學(xué)位級(jí)別：博士專業(yè)：電力系統(tǒng)及其自動(dòng)化指導(dǎo)教師：楊以涵譚偉璞20080601華北電力大學(xué)博士學(xué)位論文AbstractWiththepowersystemdevelopment，themediumvoltagedistributionnetworkofourcountryusingresonantneutralgroundingisgrowingHowever

2、withthepopularresonantgroundingused，thefaultlinedetectionresultsandarcsuppressionresultsarenotidealItiseagertofindabetterarcsuppressionmethodtomeetthereliabilityrequirementsofthepowersystemBasedonthedetailedanalysisvario

3、usformsofexistingarcsuppressioncoilstructureandcontrolapproach，thispaperpresentsanewfullcompensationarcsuppressioncoilwhichcouldcompensatebothactiveandharmoniccomponentofthegroundfaultcurrentThenthispapermainlystudieswit

4、hthisnewarcsuppressioncontroltechnologyincludingthestructureofthefullcompensationArcsuppressioncoilandits’operationalcontrolstrategythesystemearthcapacitorcurrentdetectionmethod，thefault1ineselectiontechnologyandSOonFirs

5、tlywestudythecontroltechnologywhichsuitsthestructureofnewarcsuppressioncoilfortheneedoffullcompensationarcsuppressionTuninginnormaloperationsystem，thispaperpresentsanonlinecapacitivecurrentdetectionmethodofinjectedsignal

6、basedonthenaturalsystemfrequencyItisusedfortheonlinereferenceautomatictuningofmainarcsuppressioncoiltoensurethatthemainarcsuppressioncoiloperatesinthenearoffullcompensationpointWhenthesystemsingle。phasegroundfaultoccurre

7、d，forthebettercompensationtothegroundfaultresidualandtothesmallestofit，thispaperpresentsanadaptivegroundfaultresidualflowharmonicdetectionalgorithmbasedonthefuzzyinference，whichprovidedtheaccuratedreferenceofoutputcurren

8、tinjectionfortheauxiliarycoilThen，forthecontroloffullcompensationarcsuppressionsystem，thispaperpresentsafullcompensationarcsuppressioncoilcontroltechnologybasedontheHoocontroltheoryagainsttheuncertaintyofsystemmodel，thec

9、omplexityfactorsofpowersystemfaultandoutsideinterferenceThroughtheestablishmentofcontrolobjectivesofthemixedsensitivityanalysisfunction，wetransformcontrolsystemintoastandardHoocontrolproblemtosolve，andreduceorderprocessi

10、ngusingleadingtothefinalnodetocreatetheconditionsforpracticalapplicationWiththistechnologywerealizetherapidlyandsteadilycontroloffullcompensationarcsuppressioncoilSubsequently，thispaperpresentsatransientfaultlineselectio