UASB射流曝气CASS工艺处理屠宰废水崔芳

、、、。908657.757929.56。2500～30002400m3·d-1。。、、。UASB+CASS。。112、、、、、、、、3COD1500～4000mg·L-1BOD5800～1500mg·L-1500[2-3]。2400m3·d-1100m3·h-1。GB13457-92[1]。1。22.1。、、、、、、、、、、。。1。UASB－CASS121.7210132.710048UASB+CASS、、、、。BOD51100mg·L-1COD2400mg·L-1ρSS600mg·L-1ρNH3-N65mg·L-11.0×105～1.7×105L-1。GB13457－92。UASBCASSX713B1000-3770(2011)[e-mail]/mg·L-1BOD5/mg·L-1ρ(SS)/mg·L-1ρ(NH3-N)/mg·L-1/L-116.0～8.516.0～9.024001801100130600160651151.0×105～1.7×10550001Tab.1Thewastewaterqualitystandards37520115TECHNOLOGYOFWATERTREATMENTVol.37No.5May,2011120DOI:10.16796/j.cnki.1000-3770.2011.05.032、。、、。UASB。CASS。、UASBCASS。、。2.2UASB＋CASS1、、2、3、1/5[2-4]4、、3000t·d-1、、、[4]。5。33.13.1.1。0.30m×1.0m5mm60°0.4m1mm×1mm0.40m×1.0m10mm60°0.4m1mm×1mm。3.1.2、。9.0m×9.0m×4.0m、、、。6.0h42.0m3·h-13.0m。3.23.2.1UASBUASBCOD。4COD4.5kg·m-3·d-1COD0.1kg·kg-10.5m3·kg-1。25m3·h-118h298m39.52m1.59m·h-1。UASB36361218。0.5m。3.2.2CASSUASBCODCASS。4BOD50.13kg·kg-12700mg·L-1SVI100mL·g-1。15m×8.3m×4m625m3、1630。6h4h1h1h1400m3·h-1。2.5m220050。CASS。3.2.3[4]HLP-752A
 ×××××××××××××××××××××××××××××××××××××××××1Fig.1TheflowchartofslaughterhousewastewatertreatmentUASB－CASS121COD/mg·L-1BOD5/mg·L-1ρ(SS)/mg·L-1ρ(NH3-N)/mg·L-1/%CODBOD5SSNH3-NUASBCASS2400223255822325588011001023204.61023204.630600300150300150306560336033157758678085505060745552Tab.2Designwaterqualityofmaintreatingstage7.5kW380V135m3·h-17.0～8.4kg·h-1。16WQ600-15-454。3.33.3.1S、S、3。60sS1.5h60s90m3。3.3.2。3.3.3。3.5m×3.5m×5.5m2.0m12h。3.3.4。DYQ-100075%～80%7～8m3·h-18h。DYQ-1000。4UASB+CASSCOD、BOD5、SSNH3-NGB13457－92。2。5248.1192、、56.1。3.13%0.58·m3。1200～1500·m30.6～0.9·m3。。6UASB+CASSGB13457－92。。[1]GB13457-92[S].[2].CASS[J].,2009,17:271-273.[3],.UASB+CASS[J].,2010,36(1):114-116.[4],,.[J].,2002,3(2):76-80.TREATMENTOFSLAUGHTERHOUSEWASTEWATERUSINGUASBANDCASSWITHJETAERATIONPROCESSCuiFang1,YuanBo2(1.BaojiUniversityofArts&Sciences,KeyLaboratoryofDisasterMonitoringandMechanismSimulatingofShaanxiProvince,Baoji721013,China;2.Xi＇anUniversityofTechnology,Xi＇an710048,China)AbstractTheUASBandCASSwithjetaerationprocesswasusedtotreatslaughterhousewastewater.Theselectionbase,processflow,keydesigningpoints,technologicalparameters,economicindicatorandotherenvironmentalprotectionmethodswereintroduced.UndertheinfluentconditionsofBOD5=1100mg·L-1,COD=2400mg·L-1,ρ(SS)=600mg·L-1,ρ(NH3-N)=65mg·L-1andescherichiacoli=1.0×105～1.7×105L-1,itrequestedtheslaugherhousewastewaterdrainedmustbestrictlytreatedtothewaterpollutiondischargestandardsofmeatprocessingindustry(GB13457－92)ofdomesticanimalslaughterandpro-cessingAstandard.Thedesignprocessinvolvedinthedesignofstructurescarriedoutthedetailedcalculation.Theentiretechno-logicalprocesshadthechar-acteristicsoflowerinvestment,goodtreatmenteffect,easytechnologyprocess,usingsmallarea,runningsteady,andconsuminglowerenergy.Keywordslaugherhousewastewater;UASBreactor;jetaeration;CASS375122