标签: 触头

杯状纵磁触头间隙中纵向磁场滞后时间的空间分布研究杯状纵磁触头间隙中纵向磁场滞后时间的空间分布研究刘志远，王仲奕，王季梅，修士新西安交通大学电气工程学院，陕西西安710049RESEARCHONSPATIALDISTRIBUTIONOFPHASESHIFTTIMEINGAPOFAXIALMAGNETICFIELDVACUUMINTERRUPTERWITHCUP-TYPEELECTRODELIUZhi-yuan,WANGZhong-yi,WANGJi-mei,XIUShi-xin(Dept.OfElectricalEngineering,Xi’anJiaotongUniversity,Xi’an710049,China)ABSTRACT:Radialdistributionandaxialdistributionofphaseshifttimebetweenaxialmagneticfluxdensityandsourcecurrentingapofaxialmagneticfieldvacuuminterrupterwithcup-shapeelectrodeisstudied.Inthispapertheelectrodeissimplifiedasanaxialsymmetrymodelanditsharmonicfieldisanalyzedbyfiniteelementmethod.Itisshowedthatphaseshifttimebetweenaxialmagneticfluxdensityandsourcecurrentreducesalongradius.Thephaseshi……

杯状纵磁触头设计参数对纵向磁场滞后时间的影响杯状纵磁触头设计参数对纵向磁场滞后时间的影响刘志远，王仲奕，王季梅，修士新西安交通大学电气工程学院，陕西西安710049EFFECTOFELECTRODEDESIGNPARAMETERSONPHASESHIFTTIMEINCUP-TYPEAXIALMAGNETICFIELDVACUUMINTERRUPTERLIUZhi-yuan,WANGZhong-yi,WANGJi-mei,XIUShi-xin(Dept.OfElectricalEngineering,Xi’anJiaotongUniversity,Xi’an710049,China)ABSTRACT:effectofseveralelectrodedesignparametersonphaseshifttimebetweenaxialmagneticfluxdensityandcurrentincup-typemagneticfieldvacuuminterrupterwasstudied.Inthispapertheelectrodewassimplifiedasanaxialsymmetrymodelanditsharmonicfieldwasanalyzedbyfiniteelementmethod.Itisfoundthatthephaseshifttimereduceslinearlywhenelectrodegapdecreasesfrom10mmto1mm.Thephaseshifttimereducesmonotonicallywithdecreaseofcontactdia……