SBR法在屠宰废水处理中的应用李绍秀

·34·Vol.23No.919971←SBR李绍秀彭勃[]本文介绍序批式活性污泥法(SBR)处理屠宰废水的工程应用。设计的SBR工艺简单,占地面积小,当废水CODCr值在800～1200mg/L时,经SBR处理,出水可达地方排放标准。[]屠宰废水SBR法工程应用(2)-,:CODCr30%,BOD510%,SS95%;(3),HRT=24h,CODCr2.0kg/(m3·d),:CODCr50～56%,BOD580～87%;,HRT=8h,CODCr33～34%;(4)-(HRT=24h):CODCr65～69%,BOD583～88%,SS95%。80%,CODCr,。,95%;(5),,。参考文献[1]、,“”,《》,1995,5。[2],“”,《》,1996(6),Vol.9。:100084:1997-5-26,,。,。、,SBR,2000m3,,。、2000～2500,2000m3/d,,。,:(1);(2)、、;(3);(4)、;(5)。、、、、、,。:CODCr=800～1200mg/L,BOD5=500～700mg/L,SS=700～900mg/L,=20mg/L。,:CODCr≤110mg/L,BOD5≤50mg/L,SS≤150mg/L,≤20mg/L。、、1.,,1。2.1。3.2。※※※※※SBR※↑※※DOI:10.13789/j.cnki.wwe1964.1997.09.008Vol.23No.91997·35·1(m)11354161114111SBR2CODCr(mgL)XGC500SXF-1315WQ140-15-15WQ400-20-454PW25×3ASJ-53.6×1.65×4.312.5×8.5×6.28.0×8.5×6.224.0×4.54.0×4.58.3×4.3×4.84pHSSCODCrBOD57.831801.03×1034362.3010.88.106111049.60.035.1066.1%89.3%88.7%98.6%52.8%3CODCr(mg/L)379～113613.8～85.785～98.8%BOD5(mg/L)279～62210.5～36.286.5～97.1%:SBR。5SBRSBR250295.6～11095.9%2012105.594.8%、SBR,、、、(),12h。,。,,1.0h,()。,。,,7.5h。,,1.0h,,,1.0h,SBR,1.5h。。,,,,。、1.SBR,,34。,SBR,CODCrBOD598.8%97.1%。,COD、BOD(COD80%,BOD90%)。SBR,:(1)SBR,,,,,。(2)SBR,,。(3)SBR,。2.3,,SBRCODCr、BOD5,SBR,SBR。,、、,,CODCr2502mg/L,2,5。5SBR·36·Vol.23No.91997CODCr.,SBR.,、,.SBR,:(1),,;(2)SBR,,;(3)SBR,,.,,,.,、,,.3.SBR.,SBR(),,,,、、,.,.,、,.SBR,,1mg/L,.SBR,,,.,-,.,SBR,,.,,.,SBR。SBR,.SBR.,,SBR,.,,,.(),SVI250,.、SBRSBR.,、,,.2000m3/d,1000m2,,,1.2kW·h/m3,m31.1()。SBR,30～40%,10～20%,,SBR.、(1)SBR,CODCr800～1200mg/L,;(2)SBR,,;(3)SBR,,;(4)SBR.:510500131:[phone](H)、87799655(O):1997-4-12·3·Abstract:OnthebasisoftheSeweragePlanninginthePudongDevelopmentZoneinShanghaitheauthorsindicatethatthedynamicviewpointshavetobeemphasizedintheworkofsewerageplanningfordevelopmentzone.Someissuesaboutthestandardssuchasthedomesticsewagedischargequotaofresidents,theflowrateofindustrialwastewaterandtheinfiltrationofundergroundwaterarediscussed.APPROXIMATEFORMULAEFORHYDRAULICCALCULATIONOFUNIFORMFLOWFORPIPESWITHCIRCULARSECTION…………………WangZhengzhongetal(27)Abstract:Adimensionlesstranscendentalfunctionofthenormaldepth(proportionaldepthorratioofwaterdepthtodiameterβ)hasbeendeductedviatheidenticaltransformationofthefundamentalfunctionofuniformflowinpipewithcircularsectionandthediagramplottingtherelationsofparametersofproportionaldepthβtoknownparameterα,andatablefornumericalcalculationhasbeengiveninthispa-per.Bythisdiagramtheformulaetoshowthenoticeablefunctionofβisproposedandtherelatedparametershavebeengainedbytheprincipleofoptimumapproximateimita-tion,sotheformulafordirectcalculationofproportionaldepthβatthewholespanhasbeengiven.EFFECTOFRECTIFIEDFLOWDISTRIBUTORONTHEPERFORMANCEOFSEDIMENTATIONTANKWITHINCLINEDTUBES…………………………LiuJingetal(29)COAGULATION-SEDIMENTATIONANDACTIVATEDSLUDGEPROCESSTOTREATTHEINTERMEDIATESTRAWPULPMAKINGWASTEWATER………XuHuaetalAbstract:Thefeasibilitytoapplythecoagulation-sedimentationandactivatedsludgeprocesstotreatthestrawpulpmakingintermediatewastewaterafterthelyerecoverywasstudied.Theexperimentstorevealtheeffectsoflowcoagulantdosagetothecoagulationsedimentationprocessandshockloadingtotheactivatedsludgeprocesswereconducted.SBRPROCESSTOTREATSLAUGHTERHOUSEWASTEWATER…………LiShaoxiuetal(34)Abstract:Theapplicationofsequencingbatchreactor(SBR)totreatslaughter-housewastewaterispresentedinthispaper.Thedesignedone-stageSBRissimplewithlowlanddemand.WhentheinflowCODCrisintherangeof800～1200mg/l,theeffluentcanbemeettherequirementofthelocaldischargestandard.ENERGYANDWATERSAVINGDESIGNOFWATERSYSTEMFORTHERMO-POWERSTATION………………………………………………………GaoTian(37)Abstract:Theenergysavingmeasuresindesignofthecomponentsystemsofther-mo-powerplantsuchasthecirculatingwatercooling,rawwatersupply,pressurizedfirewatersupply,hydraulicashtrenchandchemicalwatertreatmentarediscussedandalsotheprinciplesandmeasuresofwatersavingofthermo-powerplantdesignhavebeenproposed.