高锰酸钾粉末活性炭联用组合工艺在净水处理中的应用查人光

-查人光　贺尧基　　　通过对高锰酸钾-粉末活性炭联用组合工艺生产性应用的评述,表明该工艺对微污染水的除色、除味、降低出水浊度、节约矾耗效果明显,对老水厂而言,不失为一种简便易行、经济有效的去污染手段。　微污染水源　净水处理　高锰酸钾-粉末活性炭联用0　,,。,,。、、,,、,,。199767,,、,,1。1　19976～7/NTU3802.5410.51631.96CODMn/mg/L12.606.895.903.618.495.01NH3-N/mg/L6.452.000.200.402.01.00/353254020ⅤⅢⅣ　　,1998,,,,,。1　-1.1　80,5m3,22.5m3/d,。、,10～15min,20min,0.8～1.2mm,70cm,8m/h,22～24h,。-,。1。1,,,,。(3000),、。,,。,,,,。,,30～35min,22～24h。1.2　、(1):,,99.3%。,30～35min,,0.25～0.40mg/L。(2):,9　　　Vol.26　No.4　2000DOI:10.13789/j.cnki.wwe1964.2000.04.003,,,(5～8min),。,,。:120～150,≥800mg/L,≥7～8,800～1200m2/g。,,CODMn10mg/L,20mg/L。1.3　1.3.1　,。,,、,,。,,。,,,。1.3.2　,,,。,,,,。2　1998425815,,:18.5～28.5℃,118～584NTU,25～45,2.50～0.75mg/L,CODMn10.87～5.11mg/L。,20～35mg/L,0.25～0.40mg/L,20mg/L。。2.1　2,,(9.6%),(4.2%)。(0.02～0.25mg/L)。,,。2.2　CODMn3,,-,CODMn。,,,CODMn40%。2.3　4,,-。,2　3　CODMn4　10　Vol.26　No.4　2000　　,-,,,:(1):,,,。(2)、,、。5　、5,。-,,,、,。,5,,,。,10。2.4　,,、,,,Ⅱ。,100%。2.5　,,。,(3～8NTU),1/3。-,23.3%(67.6%90.9%)。,,,,;,,。1.5NTU0.8NTU。,,,、,,。2.6　UV254UV2540.3～0.6,KMnO4,UV25427.8%,,,UV25426.4%,UV2540.1。。3　(1)KMnO4。0.5mg/L20mg/L,,,,,。(2),。,,,。(3)1998,1997,。4　,,、,,、,。,、。,-。★:314000　:[phone]　:1999-11-2611　　　Vol.26　No.4　2000WATER&WASTEWATERENGINEERINGVol.26No.4April2000CONTENTSWaterSupplyforMulti-StoryBuildingwithoutRoofWaterTankinHangzhouHongJueminetal(1……………………)Abstract:Thechangeofhydraulicstatuswasinvestigatedinthewatersupplysystemofmulti-storyresidentialbuildingswheretheroof-locatedwatertankhasbeenabandoned.Thestartingplantobuildsuchasystemisdescribed.Theneededinvestmentandoperatingfeearealsoestimated.DEOxidationDitchTreatingUrbanWastewaterYuanHonglinetal(6……………………………………………………)Abstract:ThetreatmentefficiencyoftheDEoxidationditchwasinvestigatedinBeishiqiaoWastewaterTreatmentCenterinXi'an.TheresultshowsthatthesystemhasachievedaremovalofCOD,TNandTPashighas87.5%～91.6%,63.6%～66.9%and85.0%～93.4%respectivelyandtheeffluentqualityisbetterthantheclassIIoftheNa-tionalStandard.Oneoftheprincipalfeaturesofthissystemisutilizingthehighadsorptionabilityofsludgeintheselec-tivebasinandthedecompositionabilityofbacteriaintheoxidationditchtoachievehighremovaloforganicandnutrientmatters.ApplicationofKMnO4-PACProcessforWaterPurificationZhaRenguangetal(9…………………………………………)Abstract:TheoperatingpropertyofcompositeKMnO4-PAC(powderactivatedcarbon)processwasevaluatedandtheireffectstoremovethecolority,tasteandturbidityofslightpollutedrawwaterandtoreducethealumconsumptionhavebeenprovedevidently.Thisprocesswillbeaneconomical,simpleandconvenientalternatetoimprovetheefficien-cyofoldwaterworks.Fe-MnRemovalandHardness-TSSReducinginWaterLiJizhenetal(12……………………………………………………)Abstract:Theresultsofjartest,benchscaleexperimentandpilotplantoperationshowthattheAeration-LimeAl-kalizationprocesscanreducetheTHandTSSlevelsimultaneouslywiththeremovalofFeandMn.Thetreatedwaterisquitegoodtomeettherequirementofnationaldrinkingwaterstandard.PracticeonBiologicalPRemovalbyA2/OProcessZhangXuehongetal(14…………………………………………………)Abstract:TheeffectsofthreefactorswhichinfluencethephosphorusremovalbyA2/Oprocessnamelydissolvedoxygencontents,NOx-N,andactivatedsludgeageareanalyzedfromtheviewofengineeringpracticeatThe4thWastewaterTreatmentPlantinGuilin,GuangxiProvince.Somemeasureshavebeenadoptedtoforcetheefficiencyofphosphorusremoval.ThesucceededresultshowsthatthePremovalhasbeenimprovedevidently.StudyonAerobicDenitrificationduringtheAmmoniaWastewaterTreatmentLuXiwuetal(17……………………………)Abstract:Theexperimentalresultsofammoniawastewatertreatmentbysequentialbatchreactors(SBRsystem)showedthatdenitrificationhappenedevidentlyduringtheaerobicperiodanditcontributedaconsiderableparttothewholenitrogenremovalbytheprocess.Basedonexperimentalresultsandtheoreticalanalysis,thispaperalsomadesomeprobesintothemechanismofaerobicdenitrification.SchemeComparisonandDecisionofWaterSupplySystemXuChenghua(21…………………………………………………)Abstract:Schemecomparisonofwatersupplysystemisoneoftheimportantinitialstagesofengineeringdesignandthebenefitevaluationwillbethekeypointtomakedecision.Besidethetechnicaldiscussion,theeconomicalbalancemustbequantifiedaspossibleemphaticallytoensurethelayoutofthewatersupplysystemwillbefeasibletechnicallyandreasonableeconomically.OrthogonalExperimentalDesignofFilterJingYouhaietal(23………………………………………………………………)Abstract:Thesuperioritiesandthemethodsoforthogonalexperimentaldesignarepresentedviaapracticalexampleoffiltrationexperiment.HCR-AHighEfficiencyAerobicOxidationProcessforWastewaterTreatmentLiuKanghuaietal(25……………………)Abstract:TheHCR(HighPerformanceCompactReactor),anaerobicbiologicalprocess,hasmanyadvantagesin-