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0(SAP),3t。、。,、、、、[1]。,+(UASB)+(),。,。1:①,19.1t/d,CODCr77400mg/L;②,47.8t/d;CODCr50mg/L;③,9.6t/d;CODCr350mg/L。,、,。1。12ρ(B)/ρ(C)0.5,,(-C=C-),。IC5033.5mg/L,41mg/L,(CSTR);UASB[2]。、[3],CODCr1277~2276mg/L,CODCr72.4%,CODCrNV=5.5~7.5kg/(m3·d)。,。()。2.11。UASB+(,215500):UASB+,:,,CODCr95.11%,。:;UASB;:X7:B:1004-8642(2008)05-0042-03:2008-05-26:(1965-),,,,,.TreatmentofHighConcentrationCrylicAcidwastewaterbyUASBandBio-contactOxidationProcessYUANJunAbstract:AchemicalfactoryusedUASBandBio-contactoxidationprocesstotreatthewastewaterfromtheproductionofSAP.Theresultshowsthatthisprocessworkswellwithalowcost,theaverageremovalrateofCODCris95.11%whenthesystemrunsstably,andtheeffluentcanmeetthetake-overstandardofthewastewaterplantinthebondedarea.Keywords:Crylicacidwastewater;UASB;Bio-contactOxidation215200810EnvironmentalScienceandTechnologyVol.21No.5Oct.2008mg·L-1pH5~66~9ρ(CODCr)4500500ρ(BOD5)2225300ρ(SS)287400ρ(TP)0.571.02152151.2.3.4.UASB5.A6.B7.8.9.10.1UASB(Φ90mm×1000mm,V=6.36L),、、。(Φ165mm×350mm,V=6.4L,2),(500mm×300mm×400mm),,。,UASB30~35℃。(1):CODCr77400mg/L,。(2):,CODCr(FW),N,P,ρ(C)∶ρ(N)∶ρ(P)200∶5∶1,Fe,Co,Ni,Zn,。NaHCO3,UASBpH6.8~7.2。,UASB30%~35%。(3):。,。,SV()20%~25%。2.22.2.12004122,,20d,,,SV25%~30%。2.2.21223,UASB,Q=11L/d,A,B,,,A。2。mg·L-112.2412.2512.26UASBUASB/%/%UASBUASB/%/%UASBUASB/%/%ρ(CODCr)2508142443.2255261.22508182427.328084.62508162035.426883.5ρ(CODCr)3488296815.034888.33488303012.947284.44516276038.953880.512.2912.291.2UASBUASB/%/%UASBUASB/%/%UASBUASB/%/%ρ()41.333.6718.4726.8820.1841.334.616.2326.8722.3363.2337.0441.4227.5325.67ρ()22.4113.6938.9111.615.2422.4115.7629.6912.8718.3122.4114.0637.2811.5118.1422.3(1)CODCr4516mg/L,UASBCODCr38.9%41.42%,CODCrNV=7.81kg/(m3·d),CODCr80.5%25.67%,CODCr538mg/L。(2),。(3)。(4),+。3,+UASB+。2。UASB+43200810200810UASBUASB/%/%/%pH346.87.2-6.9--ρ(CODCr)504223393160452.01166.289.7195.11ρ(BOD5)25197169364261.0468.189.3695.87mg·L-1ρ()151.467.525.4262.3416.9933.1874.832:①。pH。②。,N,P。③UASB++。UASB、,UASB;、、、;,,。④,,。44.1,,,200m3,7.0m×8.0m×4.0m,16h。,UASB,。4.2UASB600m3,2d,CODCrNV=2.7kg/(m3·d),Φ×H=10.0m×9.0m,6.0m,,;100%,UASB,。4.3562.5m3,1.84d,CODCrNV=1.47kg/(m3·d),12.5m×10.0m×5.0m,4.5m,3.5m。4.4,3.5m×3.5m×4.5m,2,4.0m。12.75m3/h,0.52m3/(m2·h),70%。52005,,3。,CODCr,BOD595%,,。,,CODCr470t/a。3266.22,4.44/m3()。,,800/m3,,。6(1),+UASB+;,CODCrBOD595%,CODCrBOD550422mg/L25197mg/L,CODCrBOD5166.2mg/L68.1mg/L,。(2),UASBCODCrNV2.7kg/(m3·d),CODCrBOD552.01%61.04%。(3),(),,。[][1].[M].:,1998.[2].[M].:,2003.[3],.[J].,1994,16(6):28-32.()44
本文标题:UASB生物接触氧化处理高浓度丙烯酸废水袁俊
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