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变电站外文翻译外文文献英文文献变电站的综合概述VIP免费

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附录Ⅲ英文翻译AcomprehensiveoverviewofsubstationsAlongwiththeeconomicdevelopmentandthemodernindustrydevelopmentsofquickrising,thedesignofthepowersupplysystembecomemoreandmorecompletelyandsystem.Becausethequicklyincreaseelectricityoffactories,italsoincreasesseriouslytothedependableindexoftheeconomiccondition,powersupplyinquantity.Thereforetheyneedthehigherandmoreperfectrequesttothepowersupply.WhetherDesignreasonable,notonlyaffectdirectlythebaseinvestmentandcirculatetheexpenseswithhavethemetaldepletionincolourmetal,butalsowillreflectthedependableinpowersupplyandthesafeinmanyfacts.Inaword,itisclosewiththeeconomicperformanceandthesafetyofthepeople.Thesubstationisanimportancepartoftheelectricpowersystem,itisconsistedoftheelectricappliancesequipmentsandtheTransmissionandtheDistribution.Itobtainstheelectricpowerfromtheelectricpowersystem,throughitsfunctionoftransformationandassign,transportandsafety.Thentransportthepowertoeveryplacewithsafe,dependable,andeconomical.Asanimportantpartofpower’stransportandcontrol,thetransformersubstationmustchangethemodeofthetraditionaldesignandcontrol,thencanadapttothemodernelectricpowersystem,thedevelopmentofmodernindustryandtheoftrendofthesocietylife.Electricpowerindustryisoneofthefoundationsofnationalindustryandnationaleconomicdevelopmenttoindustry,itisacoal,oil,naturalgas,hydropower,nuclearpower,windpowerandotherenergyconversionintoelectricalenergyofthesecondaryenergyindustry,itfortheotherdepartmentsofthenationaleconomyfastandstabledevelopmentoftheprovisionofadequatepower,anditslevelofdevelopmentisareflectionofthecountry'seconomicdevelopmentanimportantindicatorofthelevel.Asthepowerintheindustryandtheimportanceofthenationaleconomy,electricitytransmissionanddistributionofelectricenergyusedintheseareasisanindispensablecomponent.。Therefore,powertransmissionanddistributioniscritical.Substationistoenablesuperiorpowerplantpowerplantsorpowerafteradjustmentstothelowerloadofbooksisanimportantpartofpowertransmission.Operationofitsfunctions,thecapacityofadirectimpactonthesizeofthelowerload1power,therebyaffectingtheindustrialproductionandpowerconsumption.Substationsystemifalinkfailure,thesystemwillprotectthepartofaction.Mayresultinpoweroutagesandsoon,totheproductionandlivingagreatdisadvantage.Therefore,thesubstationintheelectricpowersystemfortheprotectionofelectricityreliability,sensitivityandotherindicators.Powerplantsandsubstationsareconnecteduserlinkinthemiddle,transformationanddistributionofelectricenergytoplaytherole.Accordingtothedifferenttaskssubstationcanbedividedintostep-uptransformerstep-downtransformersubstationandtwobroadcategories.Step-upsubstationbuiltonthegeneralpowerplant,thegeneralstep-downtransformerneartheloadcenterbuiltonthelow.Voltagecanalsobedividedaccordingtomediumvoltagesubstation(60kVandbelow),high-voltagesubstations(110~220kV),EHVSubstation(330~765kV)andUltraHighVoltageSubstation(1000kVandabove).Inelectricpowersystemaccordingtotheirstatusasahubsubstationcanbedividedintothemiddlesubstationsubstationsandterminals.Thisrequiresasubstationpartofeconomicrationality,thesecondpartofsafeandreliable,theonlywaytothenormaloperationofsubstationworkservicesforthenationaleconomy.Therearestep-uptransformerstep-downtransformersubstationandtwobroadcategories.Substationshavebeenequippedwithvariousprotectiondevices,thesedevicesarebasedonlowershor...

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变电站外文翻译外文文献英文文献变电站的综合概述

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