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1、外文资料翻译PowerSupplyandDistributionSystemABSTRACT:Thebasicfunctionoftheelectricpowersystemistotransporttheelectricpowertowardscustomers.Thel0kVelectricdistributionnetisakeypointthatconnectsthepowersupplywiththeelectricityusingontheindustry,businessanddaily-life.Fortheelect
2、ricpower,allcostumersexpecttopaythelowestpriceforthehighestreliability,butdon'tconsiderthatit'sself-contradictoryintheco-existenceofeconomyandreliable.Toimprovethereliabilityofthepowersupplynetwork,wemustincreasetheinvestmentcostofthenetworkconstructionBut,ifthecostthat
3、improvethereliabilityofthenetworkconstruction,buttheinvestmentonthiskindofconstructionwouldbeworthlessifthereducinglossisonthepower-offislessthantheincreasinginvestmentonimprovingthereliability.Thuswefindoutabalancepointtomakethemosteconomic,betweentheinvestmentandthelo
4、ssbycalculatingtheinvestmentonpowernetandthelossbroughtfompower-off.KEYWORDS:powersupplyanddistribution,powerdistributionreliability，reactivecompensation,loaddistributionTherevolutionofelectricpowersystemhasbroughtanewbigroundconstruction,whichispushingthegreaterrevolut
5、ionofelectricpowertechniquealongwiththeapplicationofnewtechniqueandadvancedequipment.Especially,thecombinationoftheinformationtechniqueandelectricpowertechnique,togreatex-tent,hasimprovedreliabilityonelectricqualityandelectricsupply.Thetechnicaldevelopmentdecreasestheco
6、stonelectricconstructionanddrivesinnovationofelectricnetwork.Onthebasisofnationalandinternatio-naladvancedelectricknowledge,thedissertationintroducestheresearchhotspotforpresentelectricpowersy-etemasfollowing.Firstly,Thisdissertationintroducesthebuildingconditionofdistr
7、ibutionautomation(DA),andbringsforwardtwotypicalconstructionmodesonDAconstruction,integrativemodeandfissionmode.ItemphasizetheDAstructureundertheconditionofthefissionmodeandpresentsthesystemconfiguration,themainstationscheme,thefeederscheme,theoptimizedcommunicationsche
8、meetc.,whichisforDAresearchreference.Secondly,asforthe(DA)troublemeasurement,position,isolationandresume,Thisd
