简介：Astraditionalsingle-factorelectricityintensitycannotrevealtherealelectricityconsumptionefficiencyaccurately,thisstudyappliesthedataenvelopmentanalysis(DEA)approachtocalculalethetotal-factorelectricityconsumptionefficiencyofChina’s33industrialsectorsfromyear1998to2007,andusestheTobitmodeltoanalyzetheinfluentialfactorsofelectricenergyefficiency.TheresultshowsthatChina’sindustrialelectricityefficiencyisuniversallylow.Furtherstudyshowsthatindustrialstructureandtechnologicalprogresshavepositiveinfluenceonconsumptionefficiency,whileindustryconcentrationandelectricitypricehavenegativeinfluenceonconsumptionefficiency.Theeffectofpropertyrightstructureisfluctuated.Therefore,tooptimizeindustrystructure,promotetechnologicalprogress,maintaincompetition,anddeepenthereformofelectricitypricearebeneficialfortheimprovementofelectricenergyefficiency.
简介：IncessantpromotionofpowerefficiencySincelong,powerindustrialenergy-savingspecifications,standardsandmanagementsystemshasbeensystematicallyestablishedpursuanttostatelaws,regulationsandpolicies,andbeensteadilyimprovedthroughoptimization,structureupgrading,andtechnicalretrofitting.Theratioofprimaryenergytransformedintoelectricenergy,theratioofelectricenergyconsumedbyendusersandtheimportantpowertechnicalandeconomicindexeswhichweighnationaleconomicdevelopmentlevel,economicefficiency,energyutilizationef-
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