制漿造紙清潔生產(chǎn)新工藝及廢水處理新技術(shù).pdf

1、山東大學碩士學位論文制漿造紙清潔生產(chǎn)新工藝及廢水處理新技術(shù)姓名：王振申請學位級別：碩士專業(yè)：環(huán)境工程指導教師：高寶玉20031028山東大學碩士學位論文ABSTRACTClcanerproductionisanenviromnentalpolicywhichgreatlypromptedbyour20、1ernmentlnrecentearsAccordingtothetheoryofcleanerproductionwemadetec

2、hnicalrenovationstothepulpingtechnologybleachingtechnologyblackliquortreatmenttechnologyinthisthesisThrou曲theactualizationofthesetechnologies，wecanreducetheamountofpollutantsatthelargestextent，realizethepurposeofenvironm

3、entalprotectionThisresearchhasgreatmeaningstothesmallplantsinourcountryOxygen—alkali—pulping(OA—pulping)isanewpulpingtechnology，withthehelpofsomeotherreagentsdigestioncanbeheldunder10wertemperatureandloweralkalichargetha

4、nconventionaldigestionOA—pulpingprocesshasmanyadvantages，suchasloweralkalichargef40—50％10werthanconventionalprocess)10werconsistencyofresidualeffectivealkaliofblackJiquor】owerchemicaJoxygendemandrCOD)andlowcrbiochemicalo

5、xygendemand(BOD)andhigherpulpyieldetcThephysicalpropertiesofOA—pulparesimjlartothatoftheconventinnalpulpDuetothemildcookingconditionsandlowelactivealkalichargetheextentofdelignificationis10werthaneonventionalKP(kraftpulp

6、)，sothepotassiumpermanganatevalueofthispulpishigherthanconventionalKPDuringthecookingresearch，temperature，time，alkalicharge，digestioncurve，oxygenpressurewereselectedasvariableparameterInfraredspectralmeterandultraviolets

7、pectrophotometerwereusedtodetecttheresultoftheexperimentWetookaccount011economicprofitaswellasenviromnentalprofitandfinallygottheoptimumprqiectofOAdigestionAtpresent，thebleachingprocesswhichistakingbymostofthepulpandpape

8、rmakingplantsinourcountryisCEH(chloridizealkalitreatment_hypochlo“te)bleachingprocess，yetthesewagewhichproducedbythisbleachingprocesshavemanyorganicchloridesthatcannotbedecomposedinalongperiodthisdestroiedcilvironlllcnta

9、ndendangeredPeoPle’shealthseriouslY7Iodaythesituati011ofenvironmentalprotectionismoreseriousthanever，moreandmorepeopleappealto7FCF(totalchloridefreeltechnicWiththeindustriallzationandkeptdecreasingpriccperoxidehasbeenmor

10、ewidelyusedinTCFresearchInthepastresearchperoxidewasUSedonlvinwoodpulPbleachingorinwheatstrawpulPb】gaghlngwhichhadbeenextendeddelignification，inotherbleachingitonlyactedassubsidiaryreagentInthisthesisactivcd—peroxideisus

11、edtobleachOADulpED11Awasusedaschelatereagentofmetalionsinpulpaceticanhydrideand‘IAl：DwcreusedasactivereagentsTooktemperature，reagentschargeandPliasvanableparametersthroughthreelevelsandfourfactorsmethodwef“oundthefactorw

12、hichaffectedtheeffectofbleachingresultmostseriously，andu州chaflccteditsecondThroughtheexperiment，itwasalsofoundthattheaddingtiIlle0ftheactivereagentsandthepHofthepulPhaverelativityinbleachinQprocessWhenweaddedactivereagen