火电行业环境效率地区差异与影响因素研究

火电行业环境效率地区差异与影响因素研究

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页数:49页

时间:2019-01-29

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1、AbstractAbstractTheelectricpowerindustryisthebasicindustryofnationaleconomicdevelopment,issupportingthesocialeconomicdevelopmentandtheimportantforcetopromotetheprogressofhumancivilization.CharacteristicsofChina'sresourceendowmentsdeterminethethermalpowerwil

2、lbedominant,whilepowerwillproducesulfurdioxide,carbondioxideandnitrogenoxidesandotherpollutantsintheproductionprocess.Largeamountsofcarbondioxideemissionscontributingtothegreenhouseeffect,causingrisingsealevels;Nitrogenoxidesemissionsleadtotheemergenceofthe

3、holeintheozonelayer;Emissionsofsulfurdioxide,acidrain,destructionofalargeamountofvegetationplants.Someasuretheenvironmentalefficiencyofthepowersectorandtoanalyzetheregionaldifferencestopromoteenergyconservation,improvetheenvironmentisofgreatsignificance.Thi

4、spapermainlyanalyzestheChinesethermalpowerindustryenvironmentalefficiency,regionaldifferencesinenvironmentalefficiency,onthebasisofanalysisofinfluencefactors,BycombiningtheentropyweightandDEAmethod,weconstructedanewnonradialDEAmodel,thatisE-SBMmodel,onthisb

5、asis,weputtheCO2,SO2andNOXasundesirableoutputintotheevaluationindexsystem,usingthe2004-2011dataofChina's30provinces(exceptTibetautonomousregion)thestaticanddynamiccalculationofthermalpowerindustryenvironmentalefficiency,drawtheconclusion,inthedifferentareae

6、nvironmentalefficiencyshowedmarkedlydifferent.Theannualenvironmentalefficiencyfluctuationlevelstendedtoincrease,andcomparetheeastern,central,westernareaandenvironmentalefficiencychangetheoveralltrend.AndthenusingTobitregressionanalysistomeasuretheefficiency

7、oftheenvironmentfactorsandtheirinfluencingdegree:resultsshowthat:thereisapositiveroleintheregion'sGDPtoimproveenvironmentalefficiency;technologyprogresscanimprovetheenvironmentalefficiency,improvecoalcombustionefficiencyofenvironmentalefficiencyhaspositiver

8、ole,whilethepopulationdensityandtheopeningextentoftheenvironmentalefficiencytoimprovethenegativeeffect,Basedontheaboveconclusions,Thispaperputsforwardsomesuggestionsaboutimprovingtheenvironmentaleffici

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