北京市五種供暖方式環(huán)境污染與供暖費用的比較分析.pdf

1、Y938755分類號：密級；’專目差專夭普’碩士學(xué)位論文單位代碼；10019學(xué)號：S030231北京市五種供暖方式環(huán)境污染與供暖費用的比較分析Thecompareandanalysisofenvironmentalpollutionandheatingcostof5heatingmethodsinBeijing研究生：登昱指導(dǎo)教師；奎國堂煎援申請學(xué)位門類級別：工堂亟士專業(yè)名稱：匿縫王貍研究方向：廢盎塹絲堡皇童逐焦所在學(xué)院：童遂生疊撞堂隧

2、二零零六年六月Abstractweinvestigatedabout150heatingboilerswhichanchangedandnotchangedinHaidiandistrictXichengdistrictandFangtaldistrictThencompareandanalyzethedamusingdynamiccostmethod，fu=ycomprehensiveevaluationandsoonSowecand

3、eeplyfindouttheheatingactualityanddevelopmentpotentialinBeijingThecontrastiveitemsarche娟ngboilersofthesamefuelbutdifferenttons，heatingboilersofthesametonbutdifierentfuelsandthedifferencebetweendistrictheatinganddisperase

4、dheaingTheitemsofcomparedandanalyzedaretheenvirommcntalpollutionindex(thesmokequmfitytheS02denstiytheNOxdensitythesootdensityandsonon)，theeconomiccostindex(fuelcostrunningcost，totalheatingcosteleatriealcostwatercostworke

5、rpayupkeepandsoon)andboilereapabilityindex(efficiency)Themainresultsareasfollows：FirsttheheatingboilersofthesamefuelbutdifferenttOllSarcaccordingtothetrendthatthetotalheatingeastdecreusedandtheefficiencyincreasedwiththet

6、onsincreasedSecond，theheatingboilersofthesametonbutdifferentfuels，iftheeleetricityisregardedascleanchelatheelectricalheatinghasnopollution，thepollutionofgusfueledheatingissecondandthepollutionofcoalfueledheatingismostser

7、iousWhenweaddthepollutionofgeneratingelectricitytotheelectricalheatin呂thepollutionofgusfueledehe胡ngisleastbutthepollutionofelectricalheatingandcoalfueledheatingisclosedSoifwetakeintoaccountthetotalairenvironmentalquantit

8、ytheelectricalheatinghasnoallevlativeeffectinpollutionemissionThird，thepollutionemissionofgasfueleddispemsedheatinganddistrictheatingissimileButbecauseever／familyhashisownboileritcanmakethepollutiondensityinheatingdistri