MCSR一體化凈水裝置處理長江（重慶段）原水的試驗研究.pdf

1、重慶大學碩士學位論文MCSR一體化凈水裝置處理長江（重慶段）原水的試驗研究姓名：郭慶彬申請學位級別：碩士專業(yè)：市政工程指導教師：蔣紹階20070420重慶大學碩士學位論文英文摘要ABSTRACTForthedispersive腳andlowlevelmanagementcharacteristicsofwatersupplyinsmalltownofThreogorgeReservoirRegionthedeviseofintegrat

2、edwatersupplyequipmentwiththeclmlacteristicoflowinveslmentmanageableefficientandstableeffecthastheimportantsocialmeaningInthissituationtheintegratedMCSR(MembraneCoagulationandtubeSettler㈣tor)equipmentisdesignedtolreatthe

3、laWwate￡fromYangtzeRiverinChongqingscgmantAfterdeterminationofthekindandquantityofthe∞agldant，andthecycleofbackwashtheexperimentWasdonetelnOVOturbidityorgiesandNH4—NbyuseofthisequipmenL皿坨mechanismoftheremovaloforguniesan

4、dNI如NisdiscussedandtheapplicationoftheintegratedMCSRequipmentinsmalltownofThreegorgeReservoirRegionisalsoanalyzedAluminumsulfatealuminumchlorideandpolymericaluminumchloride(PACforshort)woreselectedtodeterminewhichkindist

5、hebestcoagulantThequantityofthedosageofcoagulantswasalsotestedAndtheresultsrevealedthatPACisthebestcoagulantanditsproperdosageis20mg／l～30mg／lforturbidityremovalonly11地dosagefororganicsremovalismorethanitforturbidityBackw

6、ashthemembraneinthecycleof30rain40minand50minrespectivelyandresultsindicatedthatthebackwashof40n】inismostsuitableforthefiltrationperformanceofthemembraneUndertheconditionof30mg／b40mg／lPACand40rainsofbackwashcyclethelawwa

7、l盯ofYangtzeRiverwastreatedbytheintegratedMCSRequipm脅tWh脅theconcena鋤ionofturbidityUV254CODM丑TOCandNH4Nwe犯220NTU533NTUO05cm“加17era1，270rag／l一350mg，1，23mg／l~42n剃andO17m酣加52m酊respectivelytheirremovalefficiencyreached100％，406

8、％一507％，67％～746％，38％～42％and55％64％correspondinglyThefiltrationindexJ／J0kept砒955％afterbackwashwhichindicatedthatthefiltrationoftheMFhasgoodabilityofrecoveryTheeffluentwatt“qualityoftheintegratedMCSRequipment咖resghthenationa