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20114No.42011ElectricWire&Cable20118Aug.20111221.5181042.311300XLPEXLPEXLPE。。TM247.1TM215.1A1672-6901201104-0023-05InhibitionMethodandPrincipleofSpaceChargeinPolyethyleneInsulationQIUBinetalShenzhenBaoxingWireandCableManufactureLtdShenzhen518104ChinaAbstractDevelopingHVDCXLPEpowercablehasbeenputonworkschedulewithhighspeedofeconomyinourcountry.AtpresentthepressingtaskistoresearchanddeveloptheinsulatingmaterialforDCXLPEcable.Theprincipleofinhibitingspacechargeisdiscussedonthebasisofrecountingtheinhibitionmethodofspacechargeinhomeandabroadinthispaper.KeywordspolyethyleneDCinsulationspacechargeiInhibitionmethodprinciple2010-11-291966-.518104.0、、、、1。、、、2。20kV3。、、、、、4。5。850km20202200km6。7。。1000kV500kVXLPE500kV8。XLPEXLPE。。1250kVXLPE250kVXLPE9。XLPE。85°C-500kV3h1。1a。1b1a。。ab1250kVXLPE9。。2110BaTiO30.1mmPEA。BaTiO31%33kV/mm1h。5mm、、PE+1%BaTiO350%PE16%12%。2CPELDPEXLPE。2XLPEXLPE+1%CPE11。2CPE1%。3LDPEMPEMPE40kV/mmMPEaXLPEbXLPE+1%CPE2XLPEMPE12。MPE。13LDPEMPE3。1、2、3410、20、30、40kV/mm。3MPE1%LDPE。X1%MPELDPEMPELDPE14。3MPELDPE3Lee1515r/minL/D=15150~220°CDCPMAHLDPE。·42·20114No.42011ElectricWire&Cable20118Aug.2011。MAH0.50%。1mm40kV30min。MAHLDPE-g-MAH4。4MAHLDPE4LDPE。MAH0.17%、。LDPE-g-MAHMAH。Suh16AA、MA、EAn-nBA。45。5PEPE-g-AA0.135wt%。PE6。6AAAA。PE。。。。5MA、EAnBA。564、17。0.5wt%TiO2、SiO2、Al2O3BaTiO3110~120°CLDPE1mm1840°C50kV/mmPWP7。7LDPETiO2BaTiO3LDPELDPEAl2O3LDPESiO2LDPE。7BaTiO3LDPE。40°C50kV/mm40h818。8LDPELDPE+Al2O3·52·20114No.42011ElectricWire&Cable20118Aug.20117LDPELDPE840~100°CLDPE+SiO2LDPE+TiO260~130°CSiO2、BaTiO3LDPE80~135°C。BaTiO37。Takada191%MgOLDPE/MgO70μm220kV/mm9。①200kV/mm②20min。abcd9LDPEabLDPE/MgOcd9aLDPE200kV/mm①20min②LDPE9b9b①20min400kV/mm。9cLDPE/MgO20min。9d·62·20114No.42011ElectricWire&Cable20118Aug.2011LDPE/MgO。。、。MgOTakada19。C=O0.45eV0.1eV101.5~5eV0.1eV50~1000MgOLDPE。MgOXLPE20。、。。。5、。。MgO1.5~5eV0.1eV50~1000。XLPE/MgOXLPE。1.J.20012325-10.2.J.200121958-60.3.J.200531163-65.4JokannessorKAntonichkiJEricssonkAetal.Thedevelop-mentofanextrudedHVDCcablesystemC.Jic119Jicable99VesaillesFrance20-24June1999.201-205.5.J.2008411080-83.6.J.20099118-120.7.C//.2007373-377.8TanakaTKuniiKNakatsukaTetal.HighperformanceHVDCpolymercableC.Jicable99VesaillesFrance20-24June1999874-878.9KazukiTHiroshiSMakotoHetal.Researchanddevelop-mentof±250kVDCXLPEcablesJ.IEEETrans.onPowerDelivery19981317-16.10.BaTiO3J.200034184-87.11.J.200015650-55.13.J.2006267158-162.14WangXHeHQTuDMetal.Dielectricpropertiesandcrystallinemorphologyinlow-densitypolyethylenemodifiedbymetallocenecatalyzedpolyethyleneC.Proc.of8thICPADM26-30June2006BaliIndonesia139-142.15LeeS.HParkJ.KHanJ.Hetal.Spacechargeandelectri-calconductioninmaleicanhydride-graftedpolyethyleneJ.IEEETrans.onDEI1995261132-1139.16SuhK.SYoonH.Getal.Spacechargebehaviorofacrylicmonomer-graftedpolyethyleneJ.IEEETrans.onDEI199963282-286.17RoyMNelsonJ.KMacCroneR.Ketal.Polymernanocom-positedielectrics———TheroleoftheinterfaceJ.IEEETrans.onDEI2005121629-643.18.J.2006241109-113.19TakadaTHayaseYTanakaYetal.SpacechargetrappinginelectricalpotentialwellcausedbypermanentandinduceddipolesforLDPE/MgOnanacompositeJ.IEEETrans.onDEI2008151152-160.20.MgOJ.2009320-23.·72·20114No.42011ElectricWire&Cable20118Aug.2011
本文标题:聚乙烯绝缘中空间电荷的抑制方法及原理
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