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36 12200412 JOURNALOFHARBININSTITUTEOFTECHNOLOGY Vol.36No.12Dec.,2004 -祁佩时1,李 欣1,韩洪彬2,刘云芝1(1.,150090,E-mail:lixinwindows@163.com;2.,150086) :为解决制药废水中有机物浓度高的问题,采用复合式厌氧反应器与好氧生物处理相结合的工艺进行处理,试验结果表明,在进水COD为4000~7000mg/L,厌氧有机负荷采用7~8kg/(m3·d),好氧COD容积负荷率采用1.0~1.2kg/(m3·d),出水COD250mg/L,满足国家污水行业排放标准.:制药废水;复合式反应器;厌氧-好氧:X703:A:0367-6234(2004)12-1721-03Treatmentofpharmaceuticalwastewaterbycombinedanaerobic-aerobicreactorsQIPei-shi1,LIXin1,HANHong-bin2,LIUYun-zhi1(1.SchoolofMunicipalandEnvironmentalEngineering,HarbinInstituteofTechnology,Harbin150090,China,E-mail:lixinwindows@163.com;2.HarbinGeneralPharmaceuticalFactory,Harbin150086,China)Abstract:Inordertosolvetheproblemofhighconcentrationoforganicmaterialinthepharmaceuticalwastewater,combinedanaerobicreactorandaerobicbiologicalreactorwereusedtotreatpharmaceuticalwastewater.Theexperi-mentresultsshowedthattheeffluentCODwasunder250mg/L,whichmeetthepharmaceuticalindustrialdis-chargestandardinChina,whentheinfluentCODwas4000~7000mg/L,anaerobicorganicloadingratewas7~8kg/(m3·d)andaerobicCODloadingratewas1.0~1.2kg/(kg·d).Keywords:pharmaceuticalwastewater;combinedreactor;anaerobic-aerobic:2002-10-22.:(1955-),,,. ,,,,,,、,[1].,,-[2].,.———,,,[3~6].1 试验装置与试验方法1.1 ,、、、,()1.1 COD/(mg·L-1)4000~7000300BOD5/(mg·L-1)1200~250060SS/(mg·L-1)200~130050pH6~86~91.2 ,,,N、P.500mm×500mm×1000mm,200L.500mm,1800mm,350L.,600mm,、.、.500mm,900mm,176L,,300mm,.300mm,600mm,42L.1.1 1.3 ,,.24h,COD、pH、、(VFA),2h、,BOD5、TN、TP、MLSS.,《》.2 污泥的培养驯化2.1 (96%)250L,,1℃16℃35℃.,50%.,COD1500mg/L,,COD0.5~0.6kg/(m3·d),0.4~0.5m3(/m3·d),pH7.0.2,,COD.30d,,COD50%,,.,,60d,COD7.2kg/(m3·d),COD6857mg/L,COD75.4%,2.0L/(L·d).,,,.2.2 ,2000mg/L,.,2d,COD,2,2700mg/L,、,.COD1.0kg/(m3·d),COD75%,,.3 厌氧-好氧试验结果,-.(35±1.5)℃,pH6.5~7.8,COD7.86kg/(m3·d),COD1.15kg/(kg·d),DO≥2.0mg/L,MLSS3000mg/L,COD,2.2 ()ρ(COD)/(mg·L-1)ρ(BOD5)/(mg·L-1)ρ(BOD5)/CODpHρ(SS)/(mg·L-1)5832.92394.40.4116.895354839.31996.50.4136.66136/%17.016.6--74.61204.5565.00.4697.52-/%75.171.7---222.432.50.1467.8724.5/%81.594.2---/%96.298.6--95.44 结果讨论4.1 CODNVCODCODCOD(2).2,CODNV,COD.35℃,NV4~6kg/(m3·d),COD80%;NV7~8kg/(m3·d),COD70%~80%;,COD,NV10kg/(m3·d),COD55%.NV,,[4].,,NV·1722· 36 7~8kg/(m3·d).2 CODCOD4.2,(35±1.5)℃.,,,,,.2.2,(35℃),22℃COD、COD.,20℃COD.22℃,COD75.6%,COD1.9kg/(m3·d),35℃,,COD7.8kg/(m3·d).,CODCOD,COD2.2kg/(m3·d),COD66.6%.(2~3℃),,,.4.3 2,BOD5/COD=0.411,,,BOD5/COD0.469,.,,,,.,-,,BOD(98.6%),COD(96.2%).4.4 SVI、COD、.,,CODSVI,3,1.2kg/(kg·d),COD,SVI,.,1.0~1.2kg/(kg·d).3 CODCOD、SVI5 结 论1)-,COD4000~7000mg/L,COD5832.9mg/L,COD250mg/L,COD96.2%,COD.2),,.3),35℃COD7~8kg/(m3·d),22℃,COD2~3kg/(m3·d),COD75%.4),SVI、COD,,COD1.2kg/(kg·d).参考文献:[1].[R].:,1999.[2].-[J].,1998,11(1):49-52.[3].[M].:,1992.[4] .[D].:,1998.[5] ,, ,.[J].,2003,35(12):1471-1473.[6],, .[J].,2003,35(5):557-560.( 刘 彤)·1723·12,:-
本文标题:复合式厌氧好氧反应器处理制药废水的试验研究祁佩时
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