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35kv～750kv输电线路一体化通用设计导地线分册
英文版
35kv～750kvTransmissionLineIntegratedUniversalDesign
-ConductorandEarthwireSection
Introduction
Theintegrationofuniversaldesignfortransmissionlines
rangingfrom35kvto750kviscrucialforensuringefficient,
reliable,andcost-effectivepowertransmission.Thisarticle
focusesontheconductorandearthwiresectionofthis
integrateddesign,highlightingitsimportanceandkey
considerations.
ImportanceofConductorandEarthwireDesign
Theconductorandearthwireareintegralcomponentsof
anytransmissionline.Theconductorcarriestheelectrical
currentfromthegeneratingstationtothesubstations,whilethe
earthwireensuresthesafetyofthetransmissionlineby
providingapathforthecurrenttoflowbacktothegroundin
caseofanyfault.Therefore,itisimperativetohavearobustand
reliabledesignforthesecomponents.
KeyConsiderationsforConductorandEarthwireDesign
MaterialSelection:Thematerialusedforconductorsand
earthwiresshouldhavehighelectricalconductivity,durability,
andcorrosionresistance.Copperandaluminumarecommonly
usedmaterialsforconductors,whilesteelandgalvanizedsteel
arepreferredforearthwires.
MechanicalStrength:Conductorsandearthwiresmusthave
sufficientmechanicalstrengthtowithstandthetensileforces
causedbywind,ice,andotherenvironmentalfactors.
ThermalPerformance:Conductorsshouldhavegood
thermalperformancetohandletheheatgeneratedduringthe
transmissionofelectricalcurrent.Thisensuresthatthe
transmissionlineoperatesefficientlyandsafely.
ElectromagneticCompatibility:Thedesignofconductors
andearthwiresshouldminimizeelectromagneticinterference
withnearbyequipmentandstructures.
CostEffectiveness:Whileconsideringalltheabovefactors,it
isalsocrucialtoensurethatthedesigniscost
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