真空斷路器永磁操動機(jī)構(gòu)同步控制器的研究.pdf

1、中南大學(xué)碩士學(xué)位論文真空斷路器永磁操動機(jī)構(gòu)同步控制器的研究姓名：丁紅申請學(xué)位級別：碩士專業(yè)：控制科學(xué)與工程指導(dǎo)教師：凌玉華20091203ABSTRACTThepermanentmagneticisanewstyleactuatorusedinvacuumcircuitbreakerandtheappearanceofpermanentmagneticactuatorprovideshardwarebasementforenhancin

2、gstabilityofbreakersandrealizingintelligentcontrolofitThesynchronized—controltechnologybasedonitCansignificantlydecreaseovercurrentandovervoltagewhilebreakersclosing，greatlyenhanceopenabilityofbreakers，makeelectricityqua

3、litywhichisofgreatsignificanceAtfirst，thepaperanalysetheoperatingprincipleofthevacuumcircuitbreakerwithpermanentmagneticactuatorbuildthemathematicalmodelofdynamicprocessforthevacuumcircuitbreakerandanalysethestaticanddyn

4、amiccharacteristicsThesynchronousclosingmovementprocessofthepermanentmagneticisanalysedandemulatedInallusiontotheimpactofpre—strikecharacteristic，environmentaltemperatureandcontrolvoltageonsynchronousclosing，phaseselecti

5、ontechnologybasedFFTalgorithmandfuzzycontrolalgorithmareadvancedThefeasibilityofthefuzzycontrollerisverifiedthroughthesimulationAccordingtothedemandofthemarketthatthecontrolunitbasedonsingle—chipmicroprocessorMSP430F149f

6、orintelligentbreakerisfocusedandmanyfunctionssuchasprotection，control，measurementarecoveredAtlast，someresultsandtestdatafromexperimentsonthevacuumcircuitbreakerwithintellectualcontrolunitarepresented111etestresultsindica

7、tethatthefunctionsofthevacuumcircuitbreakerwithbistablepermanentmagneticactuatoralereliableItCansatisfytheapplicationsoftheelectricpowerindustryinsteadofimportedproductKEYWORDSpermanentmagneticactuatorsynchronouson—offva