规模化养鸡场冲洗废水三段式处理达标排放可行性试验研究-宋薇

201331121111.2660332.266001“A/O++MBBＲMovingBedBiofilmＲeac-tor”。A/OCOD92.86%CODDB37534—2005《》BOD5、SS、TP90.81%、89.04%、68.42%80.79%。SSTP44mg/L2.26mg/L15mg/L。MBBＲBOD58hBOD542mg/L19.40mg/L。A/OMBBＲSTUDYONFEASIBILITYOFEMISSIONＲEACHINGSTANDAＲDFOＲTＲEATMENTOFWASHINGWASTEWATEＲOFLAＲGE-SCALECHICKENFAＲMSBYTHＲEE-STAGEPＲOCESSSongWei1ZangHailong2ZhangFeng1LiuChangqing1BiXuejun11．QingdaoKeyLabofNewEnvironmentalTechnologyQingdaoTechnologicalUniversityQingdao266033China2．QingdaoCityInvestmentGroupEnvironmentalEnergyCo．Ltd．Qingdao266001ChinaAbstractThispapermainlydiscussedthetreatmentofwashingwastewateroflarge-scalechickenfarmsbythree-stageprocessi．e．A/Oprocess+coagulatingsedimentation+MBBＲprocesswhosefeasibilityofemissionreachingstandardwasalsoexamined．TheresultsshowthatorganicpollutantcanberemovedbyA/OprocessobviouslytherateofCODremovalattains92.86%theeffluentCODcanmeetthethirdstagedemandofdischargestandardoflive-stockandpoultryindustrywastewaterinShandongProvinceDB37534—2005．TheremovalrateofBOD5SSammoniaandTPisupto90.81%89.04%68.42%and80.79%buttheeffluentcannotmeetthedischargestandard．SSandTPcanberemovedbycoagulatingsedimentationeffectivelyandtheconcentrationofSSandTPineffluentis44mg/Land2.26mg/Lwhichcanmeetthedischargestandard．Thecost-effectivecoagulantispolymer-izedferroussulfateandtheoptimaldosingis15mg/L．BOD5andammoniacanberemovedbyMBBＲprocesseffec-tivelyandtheconcentrationofBOD5andammoniaineffluentis42mg/Land19.40mg/LundertheconditionofHＲTis8hwhichcanmeetthedischargestandard．Keywordswashingwastewateroflarge-scalechickenfarmsA/OprocesscoagulatingsedimentationMBBＲ01。2－3。4－5。“A/O++MBBＲ”。703DOI:10.13205/j.hjgc.2013.s1.07120133111.13L。A/O4h6hA/OMBBＲMLSS6110mg/L。A/OPAC、FeCl3300r/min30s40r/min20min40min。MBBＲ12hMBBＲ。1.233441。6。1mg/LpHρCODρBOD5ρSSρNH3-NρTPpH1415958967236486～92DB37534—2005《》COD120mg/LBOD560mg/L70mg/L25mg/L5.0mg/L7。、B/C。“A/O++MBBＲ”。2.1A/OA/O1.5L1.5LA/O100%2h3h50%4h6h1h。。33COD101mg/L92.86%BOD588mg/L90.81%SS106mg/L89.04%。B/C0.68A/O。CODBOD5SS。A/O1。TP68.42%74.54mg/L。A/OTPTP80.79%9.22mg/LTP。1A/O、A/OTPTP。8032013312.2A/OSSTP。SSTPTPTPSS。TP2。2TP2TPPAC40mg/LFeCl315mg/L。PACFeCl3TP。15mg/L。SSTP442.62mg/L。2.3MBBＲBOD5。BOD5MBBＲ。MBBＲA/O30%6h50%12h。SPＲ-12。MBBＲ3。2/m2·m－3/mm/mm/g·cm－3SPＲ-150025100.963MBBＲ3MBBＲ3h25mg/L。MBBＲ8h4h50%100%8hBOD54219.40mg/L。3“A/O++MBBＲ”。1A/OCOD92.86%COD101mg/LDB37534—2005A/OBOD5、SS、TP90.81%、89.04%、68.42%80.79%。2328903201331。5BDST90%COD10%D5。510%90%。n=D/d+117nDd。BDST。3BohartAdams。。t-hK、N0、h0vN0h0K。、pH、N0Kkb。BDST。1．M．1999．2．M．4．1999．3JerryＲPerrich．ActivatedcarbonadsorptionforwastewatertreatmentM．CＲCPress1981．4．J．20[e-mail]2013－02－2030915mg/L。SSTPSSTP442.62mg/L。3MBBＲBOD58hBOD54219.40mg/L。。1．J．2011306139－143．2．J．201229449－51．3．J．200625374－377．4．J．201229242－44．5．J．200614223－26．6．M．4．2002．7DB37534—[e-mail]2013－07－03823