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1、英文原文:AcomprehensiveoverviewofsubstationsAlongwiththeeconomicdevelopmentandthemodernindustrydevelopmentsofquickrising,thedesignofthepowersupplysystembecomemoreandmorecompletelyandsystem.Becausethequicklyincreaseelectricityoffactories,italsoincreasesseriouslytoth
2、edependableindexoftheeconomiccondition,powersupplyinquantity.Thereforetheyneedthehigherandmoreperfectrequesttothepowersupply.WhetherDesignreasonable,notonlyaffectdirectlythebaseinvestmentandcirculatetheexpenseswithhavethemetaldepletionincolourmetal,butalsowillr
3、eflectthedependableinpowersupplyandthesafeinmanyfacts.Inaword,itisclosewiththeeconomicperformanceandthesafetyofthepeople.Thesubstationisanimportancepartoftheelectricpowersystem,itisconsistedoftheelectricappliancesequipmentsandtheTransmissionandtheDistribution.I
4、tobtainstheelectricpowerfromtheelectricpowersystem,throughitsfunctionoftransformationandassign,transportandsafety.Thentransportthepowertoeveryplacewithsafe,dependable,andeconomical.Asanimportantpartofpower’stransportandcontrol,thetransformersubstationmustchange
5、themodeofthetraditionaldesignandcontrol,thencanadapttothemodernelectricpowersystem,thedevelopmentofmodernindustryandtheoftrendofthesocietylife.Electricpowerindustryisoneofthefoundationsofnationalindustryandnationaleconomicdevelopmenttoindustry,itisacoal,oil,nat
6、uralgas,hydropower,nuclearpower,windpowerandotherenergyconversionintoelectricalenergyofthesecondaryenergyindustry,itfortheotherdepartmentsofthenationaleconomyfastandstabledevelopmentoftheprovisionofadequatepower,anditslevelofdevelopmentisareflectionofthecountry
7、'seconomicdevelopmentanimportantindicatorofthelevel.Asthepowerintheindustryandtheimportanceofthenationaleconomy,electricitytransmissionanddistributionofelectricenergyusedintheseareasisanindispensablecomponent.。Therefore,powertransmissionanddistributioniscritica
8、l.Substationistoenablesuperiorpowerplantpowerplantsorpowerafteradjustmentstothelowerloadofbooksisanimportantpartofpowertransmission.Operationofitsfunctions,thecapacityofadir