单相中温UASB工艺处理链霉素生产废水王勇军

·28·Vol.23No.419971/4。1.2±0.01m,,。,,;,,,,,,。,30s～3min,1～2s,,,。,。2。:10084027:[phone]:1996-10-15UASB4。,、、,。,,。,、。,1,COD/SO2-5～7,,BOD5/N4,,、、。。,,,UASB、。、UASB,VSS/SS0.48,8gVSS/L,[]单相中温(35℃)UASB工艺处理链霉素生产废水,反应器有机容积负荷可达20～26kgCOD/(m3·d),COD去除率达75～85%。在试验过程中作者还对硫酸盐还原作用对工艺性能的影响以及直接应用链霉素生产废水培养颗粒污泥的工艺条件进行了探索。[]UASB反应器中温链霉素生产废水颗粒污泥硫酸盐还原王勇军陆正禹任立人1(mg/L)7600～130003000～53003813990.1251100～18000.155506.0～8.0CODBOD5(CaCO3)pH2(MΨ·cm)(25℃)(MΨ·cm)(25℃)3/7/919∶0017.715.54/7/9110∶0017.616.65/7/9110∶0017.915.5DOI:10.13789/j.cnki.wwe1964.1997.04.008·29·Vol.23No.41997UASB12。270d,COD(HRT)2、3。UASB,、。1.(COD3000mgL,SO2-500mg/L),0.07～0.1m3(m2h),0.98kgCOD(m3d),42d,3.36kgCOD/(m3·d),0.36kgCOD/(kgVSS·d),0.1～0.3mm,,。2.,。,。,,,;,COD3000mg/LSO2-500mg/L。,,,0.1～1.5mm,,,10kgCOD/(m3·d),COD70～85%。3.,,,,HRT3.26h,COD3000mg/L,4000mg/L,20～26kgCOD/(m3·d),29.01kgCOD/(m3·d),COD75～85%。,,0.5～1.5mm,,。、UASB,,UASB2(mm)(mm)(L)(L)(L)80()110()19706.04.010.013(HRT)442COD·30·Vol.23No.41997。1.,,Lettinga[1],,。、、、,,S2-。,,,,。,COD3000mg/L,SO2-500mg/L,,。2.,,∶COD1∶3[2]。,。,,、[3]。1000mgCaCO3/L,,,500～600mgCaCO3/L,,。,。,,(500mg/L),,S2-,[4],。UASB。COD/SO2-5～7,,SO2-(500mg/L)(COD20%),,SO2-900mg/L,UASB,COD75～85%。UASB,。、1.UASB,20～26kgCOD/(m3·d),COD75～85%,。2.(COD3000mg/L,SO2-500mg/L),1000mgCaCO3/L。3.(500mg/L)。参考文献[1]G.Lettinga,Proc.oftheseminer/workshiponAnaerobicTreatmentofSewage,1985,369～380.[2],“UASB”,,1989。[3]Anderson,G.KandG.Young,J.Environ.Eng.,1992,118(4),551～567.[4],“-”,,1994。:、100084:[phone](O):1996-8-1344444