不同碳源及投量对SBR法反硝化速率的影响高景峰

　不同碳源及投量对SBR法反硝化速率的影响＊高景峰　彭永臻　王淑莹　曾　薇　　　以啤酒废水为试验研究对象,主要对SBR法去除有机物、硝化和反硝化进程进行了分析,并且系统地研究了啤酒原水以及不同原水投加量、不同投加方式;乙酸钠、甲醇及内源呼吸碳源对反硝化速率的影响。　啤酒原水　硝化　反硝化速率　乙酸钠　甲醇　内源呼吸碳源　投量　SBR法0　＊(59878016)。,,。SBR,、SBR。1　1　SBR1ORP　2ORP　3pH　4pH　5　6DO　7　8　9　10　11　1213　14　151。70cm,30cm,38L,,,0.8m3/h。30℃。,NH4ClKH2PO4、,NaHCO3pH。SBR,SBR:,(、),(),N2。DO、ORPpH。SBR,,、、COD。2　2.1　SBR、1:MLSS=8000mg/L,COD300～330mg/L,,(),2:80～85mg/L,110～120mg/L,;,4,、。110～120mg/L,48mg/L,80mg/L,156mg/L,184mg/L。2～4。2,0～25min,COD308mg/L39mg/L,87%。,160min,,85.5mg/L,,。SBR,100%。(3,4)　Vol.27　No.5　2001　55　　DOI:10.13789/j.cnki.wwe1964.2001.05.0172　113mg/L,　　,,,COD3　SBR　　4　SBR　　;,COD20～25min,COD,。48mg/L,80mg/L,156mg/L,80min,120min,215min,,,:23mg/L,53mg/L,86mg/L。184mg/L,240min,17mg/L,,,NaHCO3pH,184mg/L,,,。:30min240min210min160mg/L()17mg/L,89.4%,,156mg/L,。　4.5～6.06mgNH+4-N/(gMLSS·h),90mgCOD/(gMLSS·h)。48mg/L,80mg/L,113mg/L,184mg/L,86mg/L,82mg/L,75mg/L,55mg/L,8min,16min,20min,20min,21.6～32.3mgNO-2-N/(gMLSS·h),156mg/L55min,。,。,SBR。2.2　SBR2:MLSS=8000mg/L,COD450mg/L105mg/L,,,。:3,COD288mg/L、192mg/L144mg/L。:COD144mg/L,pH,。,5,6。:68.4mg/L,74.6mg/L,72.7mg/L,25min,47.8min77min,　56　　　Vol.27　No.5　20015　6　COD=144mg/L(74min)100%,22.4mgNO-2-N/(gMLSS·h),。1,2,,,,,,,。pH,,3:COD144mg/L,,pH,12min,,pHpH,74min,pH,3min,pH,,。3,。2.3　3:MLSS=8000mg/L,,。:。7,8。7　(COD540mg/L)　　8　101mg/L;(COD=239mg/L)13,84mg/L,76mg/L,162.5min132min,:3.88mg/NO-2-N/(gMLSS·h)4.32mgNO-2-N/(gMLSS·h),,,11%。,101mg/L,　Vol.27　No.5　2001　57　　19.5min,38.86mgNO-2-N/(gMLSS·h)。,,0～30minCOD,,,,(),(7、9)。8,,pH,pH。19.5minpH,。pH。9　MLSS=7128mg/L,=14mg/L2.4　4:MLSS7000mg/L,,9。14mg/L,,224min,0.534mgNO-2-N/(gMLSS·h),。,。　,,。::5.19～5.77。:SBR,,,,。,,。:,。,,,1.738.99～10.01,、、,,,,。COD,,。3　(1)SBR,,SBR,。(2),,,。,。(3)。、,,,。:150090861　:[phone]　6282443　6282182　:2001-1-4　58　　　Vol.27　No.5　2001WATER&WASTEWATERENGINEERINGVol.27No.5May2001anaerobicbafflereactor(zeolitecarrierofsize20micronwasinside)andaSBRfacility.Thepresentstudyfocusedonthedesignfeatureandoperatingresultsofwastewatertreatment.Theoperatingresultsshowedthatthetreatmenteffectwasfairandstable.TheinletCODwasaround3000mg/L,andthatfortheeffluentwaslowerthan100mg/L.Alsotheproblemsraisedinoperationweresummarized.OnSand-ProtectingMeasuresforWaterIntakeStructuresZhangLiangcheng(48……………………………………………)Abstract:Asaresultofwaterlossandsoilerosionandthecollapseofnormalwater-sandbalanceinwaterbodiescausedbynaturalandhumanactivities,itisdifficultmoreandmoretosolvethesand-protectingproblemsforwaterintakestructures.Effectivesand-protectingmeasureisapivotalquestionforawaterintakestructureanyway.Anewwaytosolvethetechnicaldifficultiesforwaterintakestructureinsediment-ladenwaterbodieshasbeendevelopedonpracticeandispresentedinthispaper.EffectsofCarbonSourcesandDosagesontheDenitrificationRateinSBRProcessGaoJingfengetal(55…………………)Abstract:ResearchtoinvestigatetheeffectofdifferentcarbonsourcesanddosagesontheremovalrateoforganiccompoundsandthecoursesofnitrificationanddenitrificationinSBRprocesstreatingbeerwastewaterwasconducted.Fourcarbonsourceswereexamined.Theywerebeerwastewater,sodiumacetate,methanolandendogenouscarbonsource.ExperimentalStudyonHydraulicDesignofArtificialWaterfallWangJinghuaetal(59……………………………………)Abstract:Theexperimentalstudyonthehydraulicdesignofartificialwaterfallwasdonetodisclosethecorrelativitybetweenthejetandhydraulicfactorssuchastheflowrate,andalsotodeterminetherespectivehydraulicparametersfordesign.Afunctiontodeterminethelengthofanappeformedonthetopofabroad-crestweirandthespecificflowratethroughthisweirhasbeengiven.WastewaterTreatmentofGeneralHospitalHuangQiming(68…………………………………………………………………)Abstract:Processcomposedofpresethydrolyticacidification,bio-contactoxidationanddesinfectionwasadoptedtotreatwastewaterdischargedfromageneralhospital.Thedesignandperformancearepresentedinthispaper.Thewatchedoperatingdatashowedthatitwaseffectiveandstable.AllthemeasurandsoftheeffluentweregoodenoughtomeettherequirementofgradeIinthenationalwastewaterdischargestandard(GB8978-96).Thisfacilitywithhigh-levelautomationwaseasytooperateandmanage.Techno-EconomicAnalysisofDirectDrinkingWaterSystemNanFuying(71…………………………………………………)Abstract:Thedevelopmentofdirectdrinkingwatersystemdomesticandabroadispresentedanddiscussedfromtechnicalandeconomicaspects.Allinvestigationshaveprovedthatthissystemisfeasiblerecentlyforrealestatedevelop-ment.Alsoitisnecessaryforthegrowingstandardoflivinginthiscountry.QualityControlofPVC-UPipelineInstallationLiuYuanyouetal(78…………………………………………………………)Abstract:AfieldqualityinvestigationtoexaminetheinstallationofPVC-Udrainagepipelineinahigh-risebuildingwasconductedjointlybythedesignersandconstructors.Themainfactorsaffectinginstallationqualitywerefoundbyapermutationdiagramandthereasonsthatcausedthesefailureswereanalyzedbycausalityanalysismethods.Finallyanappropriatewayandsomeconsolidatedmeasuresweregiventodealwiththeseproblems.OnPipeMaterialSelectionforWaterConveyanceLineofBigandMediumCapacityChengJinxun(81……………………)Abstract:Recently,variouspipematerialswithrespectiveadvantagesandshortcomingsareappliedforwatercon-v