制造行业能源效率变动与其影响因素分析——以宁波市制造行业为例

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1、-------制造行业能源效率变动及其影响因素分析——以宁波市制造行业为例业规模对制造行业总体能效的变化具有负向影响作用，而市场化程度、能源消费结构、贸易结构等因素，对制造行业总体能效的变化有一定的正向影响作用。此外，技术进步因素对能效会产生显著的正向影响作用。（4）考虑到两类能效评价指标应用的经济性，制造行业要选择适宜自身应用的能效评价指标。关键词：市域制造行业，单要素能效，能源强度，全要素能效，节能潜力II-----------宁波大学硕士学位论文StudyontheEnergyEfficiencyVariationofManu

2、facturingIndustryanditsInfluenceFactors──TakingManufacturingIndustryinNingboCityasanExampleAbstractManufacturinghasbeenthemainpowertopromotethedevelopmentofindustrialeconomysinceChinaputthereformandopening-uppolicyintoeffect.However,Manufacturingconsumesalargeamountofe

3、nergyanditiscrucialtotheChineseoverallenergyefficiency.StudyontheenergyefficiencyvariationofmanufacturingindustryanditsinfluencefactorscanprovidetheoreticalbasisforthepracticeofimprovingChineseoverallenergyefficiency.EnergyefficiencyIndicatorsincludingSinglefactorofene

4、rgyefficiencyandTotalfactorenergyefficiency,suchasenergyintensity,totalfactorefficiencybasedonDEAmodel,andsoon.However,Singlefactorofenergyefficiencyonlyconsidersfactorsofenergyinput,andignoresthedifferencesbetweenthediversityoffactorsofproductionandmanufacturing.Theev

5、aluationbyusingtotalfactorefficiencyindexisrealizedbyhorizontalcomparisonusingtheDEAmodel,itreflectsrelativeefficiencyandcannotreflectthelongitudinalcomparisonofenergyefficiency,whichwillleadtothemasteryofmanufacturingefficiencychangesinlackofaccuracy.Wepointoutthatman

6、ufacturingindustry’senergyefficiencyevaluationshouldintegratedusesinglefactorindexandtotalfactorefficiencyindex.Especiallyneedtotakeintoaccountofverticalandhorizontalchangeofenergyefficiency.Wealsoputforwardspecificimprovementmethodforthispurpose,basedonthetotalfactore

7、nergysavingpotentialofenergyefficiencymeasurementmethod.Onthebasisoftheoreticalresearch,weconductapplicationresearchon22manufacturingindustrialinNingbowithmethodsandmodelsaboutsinglefactorofenergyefficiencyindexandtotalfactorenergyefficiencyindex,theresultsshowthat:(1)

8、industriessuchasPapermakingandPaperProducts,FoodManufacturing,TextileIndustryhavelowenergyefficiency.Manufacturingind