液膜靜電沉積法凈化油煙的研究.pdf

1、同濟(jì)大學(xué)碩士學(xué)位論文液膜靜電沉積法凈化油煙的研究姓名：程希申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：環(huán)境工程指導(dǎo)教師：季學(xué)李2002.3.1液膜靜電沉積法凈化油煙的研究AbstractAbstractWiththeeconomicdevelopmentinChina，thecookingfulnepollutionbecomessevereNowtherearemanytechnologiesoftreatingcookingfume，suchasine

2、rtialseparation、scrubbing、filteringandelectrostalicprecip；tation，amongwhichtheelectrostaticprecipitationhasthehighestefficiencyButtherenlovedfumewillaccumulateontheprecipitatorandisdifficulttogetridofThispaperintroducesa

3、semi—wetelectrostaticprecipitationtechnologywhichcansolvetheproblemThewaterflowsdowntilecoronawireWhenthereisanelectricfield，thewaterisatomizedandthenformsathinfilmOffthecollectingsurfacewhichavoidsthefumestickonitTheres

4、earchdesignstheexperimenttoobservetherunningeffectbychangingthreeparameterswhicharevoltage、waterflow、gasvelocityThereseal‘chconclusionsareasfollowirg：(1)Amongthethreerunningparametersthegasvelocityhasthegreatestinfluence

5、onthepurificationefficiencyandthevoltagehasthesecondThewaterflowhasthelowestinfluence；(2)Thesemi—wetelectrostaticprecipitatohasthebetterpurificationeffectthanthedryone，whichisbecausethesemi—wetprecipitatorhasmuchchargedw

6、aterdropletsexceptthegasionsintheelectricfield；(3)ThepaperestablishesamathematicmodelbasedOfftheDeutschformulaThemodelisconsistentwiththeexperimentresultsTheusedwatercanbeutilizedagain，SOthatthereisnosecondarypollutionWe

7、canchangetheelectrodeformtoincreasethepurificationefficiencyinthefurtherresearchThecookingfumesmellproblemcanalsobesolvedifweaddsomeactiveagentinthewaterKeyWords：cookingfumepurification，waterfilm，electrostaticplecipitati