一種新型負(fù)壓氣浮除油裝置的研究與開(kāi)發(fā).pdf

1、西南交通大學(xué)碩士學(xué)位論文一種新型負(fù)壓氣浮除油裝置的研究與開(kāi)發(fā)姓名：陳俊敏申請(qǐng)學(xué)位級(jí)別：碩士專(zhuān)業(yè)：環(huán)境工程指導(dǎo)教師：付永勝2002.3.1西南交通大學(xué)碩士研究生學(xué)位論文第11頁(yè)ABASTRACTFirstly，theresearchsituationsaboutthedisposalofoilywastcwatcrarcpresented，andthemcchaniS111OfthetraditionalflotationiSintrod

2、ucedSecondlY，themechanismofnegatiVCpressureairflotationwithbladeandairwatermixingairflotationarediscussedintheways：thegeneratingofgasbubble，theadherenceofgasbubbleandsuspendedmatter，ascendingandpartingTheadvantagesanddis

3、advantagesofthenegativepressureairflotationwithbladeandairwatermixingairflotationandtheprimaryfactorsdeterminingthedisposalefficiencyofnegativepressureflotationarealsopresentedThirdly，thetechnicalparametersofthelaborator

4、yequipmentaremeasured；theprimaryparametersarethediameterofgasbubble，thedisposalefficiency，thedisposalspeed，thespeedofrevolutionandthedepthofbladeinthewaterAndtheresultsshowthatthedisposalefficiencyforoilhasbeen95％，thedis

5、posalefficiencyforSShasbeen90％Therelationofthedisposalefficiencyforoilandthespeedofrevolutionisdiscussed，theoptimalspeedofrevolutionhasfirstlybeenintroducedThentherelationofoptimalspeedofrevolutionandthedepthofbladeinwat

6、eriSalsodiscussedAtlast，theadvantagesofthenegativeflotationaresummarized：smallernecessaryarea；moreeconomical；easieroperationandmaintenance；moreefticient；betterworkconditionTheeconomicalandsocialeffectisalsopresentedKeywo