基于空心線圈的電流互感器的數(shù)字化處理研究

1、華中科技大學(xué)碩士學(xué)位論文基于空心線圈的電流互感器的數(shù)字化處理研究姓名：胡愛華申請學(xué)位級別：碩士專業(yè)：電力電子與電力傳動指導(dǎo)教師：徐雁2003.4.28華中科技大學(xué)碩士學(xué)位論文AbstractCurrentisabasephysicalparameterofthepowersystemTraditionalcurrentmeasurementdeviceisElectromagneticCurrentTransformer。Butwith

2、thefastdevelopmentofpowersystem，thistraditionalmeasurementdeviceCan’tsatisfythenewneedoftheCompute—basedprotectorAsaneWcurrentmeasurementdevice，RogowskiCoilCurrentTransformer(RCT)cansarisfythisneed，anditstillhasmanyprobl

3、emstoberesolvedInordertesolvetheseproblems，thisthesisanalyzesthecauseoftheseproblem，andgivestheresolvent協(xié)eachproblem。inthebeginning，thisthesisintroducesthenewcharacterofRogowskiCoilCurrentTransformer，andlistsproblemsunde

4、rbeingresolvedwithreferringtothestudyoftheothersThenthisthesisintroducestheconstructionofRCT，analysesthetheoryofRogowskiCoilCurrentTransformerandgivestheexpressionoferrorsaboutmeasuringacurrentundersteadystateconditionan

5、dundershortcircuitconditionInthethirdchapter，thisthesisanalysesthetheoryofanalogintegralanddigitalintegral，comparesthemandchoosesanalogintegraltobethesuitableplanAttheendofthischapter，thisthesisalsodescribesthedesignofhi

6、醢一voltagepartInthenextchapter，thisthesisdescribesthedesignoflowvoltagemergingunitindetailanddiscussestheerrorofD／ApartInthefifthchapter，thisthesisintroducesthecommunicationpartofthedigitalcurrenttransformerandgivethedesi

7、gnofthispartusingManchestercodeInthelastpart，withreferringtotheresultofmanyexperiments，thisthesisdrawsaconclusion：thedesignofRCThassatisfiedthepredefinedrequireKeyWord：RogowsldcoilAnalogintegral，Digi域integralManchesterco