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58 Vol.32 No.3 2006UASB—BAF俞金海1 贾立敏1 张 勇2(1, 100037;2, 835000) 将UASB(升流式厌氧污泥床)与BAF(曝气生物滤池)工艺联合用于实际工程处理油脂废水,在有效预处理条件下,CODCr、SS和油脂的去除率可分别达到97%、86%和75%,出水可达《污水综合排放标准》(GB8798—1996)一级排放要求。工程总投资费用为351.20万元,水处理运行费用为1.41元/m3。 UASB BAF 炭滤池 油脂废水 乳化油,,200~2000mg/L,CODCr2000~7000mg/L[1],,1~3,,,,[2]。,UASB—BAF。1 1.1 ,,,,,。;,,,;,1600m3,,,,1。1 CODCr/mg/LpH/m3/d/mg/L100001.950~80285()100040~80124300~5007.5600~7001001.2 1000m3/d,UASB5kgCODCr/(m3d),1。1 UASB—BAF1.3 (2)2 181m3HRT=1h1Q=50m3/hN=3.7kW1340m3HRT=8hUASB1420m3HRT=13.3h1160m3HRT=3h1135m3HRT=3.5hBAF2170m3HRT=7.3h121m3HRT=30min4SSR1002,SSR65210.5m2 2.1 UASB—BAF,。,,,pH。(60~80℃),,DOI:牨牥牨牫牱牳牴牤jcnkiwwe牨牴牰牬牪牥牥牰牥牫牥牨牱 Vol.32 No.3 200659 ,,UASB—BAF,。,pH,pH6.5~7.8,,pH6.8~7.2[3],pH,pH,UASB[4]。,,BAFpH8~8.5。,,,。,,,。3。3 CODCr/mg/LSS/mg/L/mg/LpH 2800800 800 1.9 1321161 30 7.69/%52.879.996.253,(96.25%),CODCr(52.8%),,。,。2.2 2.2.1 UASB,UASB,4。4 UASB CODCr/mg/LSS/mg/L/mg/LpH 1776234 297.69 432 94.5177.35/% 75.68 59.6241.44,UASBCODCrSS,BAF。,,pH,。UASB[5],,、;,,,。,,30m3/d,0.55m/h。,。,UASB,,。,。,,UASB—BAF,,,UASB,,CODCr,SS,BAFSSCODCr。2.2.2 BAFBAFUASB。BAF,,2kgCODCr/(m3d),BAF5。5 1#BAF2#BAF CODCr/mg/LSS/mg/L/mg/LpH 477140177.93 1#BAF 86.5 68 7.68.19 2#BAF104 64 6.78.12 1#BAF/% 81.87 51.4355.3 2#BAF/% 78.20 54.2960.59 5,BAFCODCrSSUASB,UASB,CODCrSS。BAF,、SS60 Vol.32 No.3 2006,UASBCODCrSS,。,BAF,CODCr,,。,BAF,。,[3]。,,,。,BAF12h。,BAF。,,。,BAF,。2.3 UASB—BAF,。,CODCr、SS,。,CODCr32mg/L、SS21mg/L、9mg/L、pH8.79,。2.4 20042,2,20045。6。6 UASB—BAF CODCr/mg/LSS/mg/L/mg/LCODCr/mg/LSS/mg/L/mg/L05212480882963138130525113110632803530601224894396158061118641362741240615722493255627306213041142144281006252160102162820507012240868211961070549517450322707111440250385218507151231545306315151483.227029.824329.646.73/%9789773 3000m2,351.2,294.39。36.5m3,1.57kW/m3,1.41/m3。4 (1),UASB—BAF。、,UASB—BAF。UASB—BAFCODCr、SS、97%、86%、75%,《》(GB8978—1996)。(2),BAF,BAFCODCrSS,。(3),,。528mg/L,,,,UASB。,,。(4)UASB,。,,。参考文献1 ,,..,2004,29(3):66~692 ,..,2001,26(3):9~103 ,..:4 ..:5 .—UASB—AB.,2002,28(5):44 ☆:10003759:(010)88362293805E-mail:chye1978@163.com:20051121:20051219
本文标题:UASBBAF工艺处理油脂废水俞金海
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