厭氧飽食-好氧饑餓周期循環(huán)刺激厭氧快速吸收機(jī)理及工藝應(yīng)用的研究.pdf

1、天津大學(xué)碩士學(xué)位論文厭氧飽食好氧饑餓周期循環(huán)刺激厭氧快速吸收機(jī)理及工藝應(yīng)用的研究姓名：王暄申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：環(huán)境工程指導(dǎo)教師：楊造燕2001.6.1ABSTRACTUndertheanaerobicfeastaerobicfamineperiodicallycyclingstimulation，theanaerobicfastabsorptionoforganicsisanewtopicItbeginswithbiological

2、phosphateremovaltechnologybuInowitisfarbeyondtherangeofphosphateremoval，Itsrealisticsignificanceliesintheinitiationofaneweffectiveprocesswithahighabilityofanaerobicsubstrateabsorptiononthebasisofthehotnonsteadystatetheor

3、y；andinthetheoreticalaspectitdealswiththeinfluenceontheactivityofbiomasstheiradaptabilitytotheouterenvironmentandtheformationofsomespecialbiomassunderthenonsteadystateThepaperdealswiththelastpartoffastanaerobicwastewater

4、treatmentprocgssbyperiodicalstimulationoneofthenationalnaturesciencefoundationprojectsBasedontheexperimentalresultsofpreviousstages，theanaerobicfastabsorptiontestsunder】owphosphateweretestodwithglucoseandacetatesynthetic

5、wastewaterUporttheteststheconclusionsareputforward：underconditionof3hraerobictimeand05hranaerobictime，anaerobicCODremovalrateofglucoseisuDtoover80％：andundertheconditionof55hraerobicand2hranaerobictherateofacetatesyntheti

6、cwastewaterisabout8085％，InadditionforthefirsttimetheanaerobicfastabsorptiontestswithmunicipalwastewaterwerecarriedoutUndertheconditionof5hraerobicand111ranaerobictilerateisuptoabout60％Theresultsvalidatethatthephysiologic

7、alreactionsofbiomassinthistechnologynotreducetheactivitybutincreasetheeffectivityandenlargetherangeofsubstrateavailableunderthenonsteadystatestimulationAndtheanaerobicfastabsorptiontestswithmunicipalwastewaterprovidetheb

8、asisofpracticalapplicationofthistechnologyThroughthetestratioofanaerobicphosphatereleaseversustheamountofanaerobicabsorbedCODandtheanalysisofspecialrunningmannerthepossibilitythatpclyphosphateisthemainenergyresourceisexc

9、ludedTheconcernedandrecommendedmeasurementtechnique，biomasscarbohydrate，separatelymeasuredthebiomassintraeellularearbohydrate(1C)curveandconcludedthatIC(mainlyglycogen)canbememainenergyresourceofanaerobicabsorptionorgani

10、csForthewastewaterofcarbohydratesubstrate，theabsorbedearbohydratesubstratecanproducepartofenergyforanaerobicabsorptionthroughglycolysis(EMPlDifferentsubstratetransportingmethods，metabolicpathsofdifierentsubstrateandsever

11、alpossibleenergysourceswereinvestigatedBasedonthepreviousreseerchesandintegratedwithpresentanalysistheconceptualfullcyclebiologicalmetabolicmodelsfortheanaerobicfastabsorptionprocessofglucoseandacetatesubstrateareimprove

12、dandperfectedMoreoverforthefirsttimetheconceptualfullcyclebiologicalmetabdiemodelfortllcanaerobicfastabsorptionprocessappliedformunicipalwastewaterisputforwardandfoundedthroughthemechanismanalysisofanaerobicfastabsorptio

13、nformunicipalwastewaterSeveralproblemsfortheanaerobicfastabsorptionorganicsprocess，suchasthedifficultextentofdifferentwaterqualitystartingup，granularsludge，aredeeplyinvestigatedFinallythepromisingapplicationprospectsaree