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EC-AO-MBR-1121.4100822.150090EC-AO-MBR-8。COD2540.7~3536.1mg/L、NH+4-N125.1~186.3mg/L、TN142.8~271.9mg/LCOD≤50mg/L、NH+4-N≤5mg/L、TN≤15mg/L《》GB8978—1996。6.20/m3。A/OMBRTU993C1000-4602201812-0112-03ApplicationofECModifiedA/OMBRandO3ProcessesinTreatmentofCoalChemicalIndustryWastewaterXUPeng1XUHao1HANHong-jun21.KeyLaboratoryofBuildingSafetyandEnergyEfficiency<MinistryofEducation>CollegeofCivilEngineeringHunanUniversityChangsha410082China2.SchoolofEnvironmentHarbinInstituteofTechnologyHarbin150090ChinaAbstractTheextrinsiccycleanaerobictankmodifiedA/OMBRandcatalyticozoneprocessesareusedtotreatthecoalchemicalindustrywastewaterofachemicalindustrygroupinXinjiang.Thepro-jectstart-upperiodlasted8months.AftertheprocesseswererunningsteadilytheeffluentCODNH+4-NandTNwerelowerthan50mg/L5mg/Land15mg/Lwiththeinletconcentrationsof2540.7~3536.1mg/L125.1~186.3mg/Land142.8~271.9mg/Lrespectively.ThewaterqualitycanmeetlevelⅠofIntegratedWastewaterDischargeStandardGB8978-1996.Additionallytheproces-sesoccupysmalllandandtheoperatingcostislowto6.20Yuan/m3.KeywordscoalchemicalwastewatermodifiedA/OMBRO31、、、、。、。320m3/h、。1。1Tab.1WastewaterqualityandtreatmenttargetsCOD/mg·L-1/mg·L-1/mg·L-1NH+4-N/mg·L-1/3120~4110210~365112~226—100~5001450~2780305~585110~428152~367500~800250~450110~26082~14721~84100~200·211·341220186CHINAWATER&WASTEWATERVol.34No.12Jun.20181ContinuedCOD/mg·L-1/mg·L-1/mg·L-1NH+4-N/mg·L-1/250~4005~205~1030~50100~5002180~3250190~446188~358102~158300~600≤50≤15≤0.5≤520~5022.1、CN-、SCN-1。、EC-AO-MBR-1。生产废水生活污水综合调节池调节pHEC厌氧塔沼气收集甲醇改良A/O池二沉池MBR池臭氧反应池污泥浓缩浓缩清液污泥回流外排污泥压滤脱水外运剩余污泥活性炭PAM出水曝气曝气臭氧发生器臭氧调节pH鼓风机曝气1Fig.1Flowchartofwastewatertreatmentprocess2.2①13900m3HRT12.0h。0.2mm。1、pH1、2。Q=2.5m3/h、H=0.25MPa、N=0.85kW。②ECEC、2。EC810.8m14m。EC845°1.5m210m/h22kg-COD/m3·d。。ECpH1。1Q=1.0m3/hH=0.20MPaN=0.75kW。③A/OA/O。NH+4-NA/O。A/O22400m3。0.20kgCOD/kgMLSS·d。、、21。211Q=8m3/minP=75.6kPaN=9.5kW。④A/OA/O115.0m×8.0m7.0m2h0.85m3/m2·h、1。Q=25.0m3/hH=0.35MPaN=2.20kW。⑤MBR322Q=240m3/hH=170kPaN=18.5kW。MBRPES0.04μm15.5m3HRT4h50L/m2·h16.6m2581.0m2MLSS7800mg/L1000mg/L。MBR50L/min。MBR0.5%NaClO30%HNO31Q=20L/hH=500kPaN=0.25kW。⑥O3MBRMBR。4。O324.50m×12.0m5.5m1.20mHRT·311·.watergasheat.comEC-AO-MBR-341260min。1000mg/L。pH8.0。0.04μm。O3O350g/h。10mg/L。38。《》GB8978—19962。2Tab.2MonitoringresultsofinfluentandeffluentqualityduringcommissioningCOD/mg·L-12540.7~3536.128.9~41.2NH+4-N/mg·L-1125.1~186.31.5~4.5TN/mg·L-1142.8~271.95.6~10.1/mg·L-1401.6~685.44.2~11.2/220~36010~30415601000、180、380。、PAM、、、0.7/kW·h0.90、4.21.10/m36.20/m3。8.0/m320%2。5①EC-AO-MBR-COD≤50mg/L、NH+4-N≤5mg/L、TN≤15mg/L《》GB8978—1996。②MBR6.20/m3。③。1.//AO/BAFJ.2013291665-67.HanHongjunXuPengJiaShengyongetal.Externalci-rculationanaerobic/bioaugmentation/modifiedAO/BAFpr-ocessfortreatmentofwastewaterfromcoalchemicalin-dustryJ.ChinaWater&Wastewater2013291665-67inChinese.2.UASB-A/O-MBBR-Fenton-BAFJ.20173316107-109.XuPengHanHongjun.Treatmentofcoalchemicalwa-stewaterviaUASB-modifiedAO-MBBR-Fenton-BAFprocessJ.ChinaWater&Wastewater20173316107-109inChinese.3.//MBRJ.2015311493-96.LiHonglianQiuRubinLinGuochengetal.Combinedpr-ocessofphysicochemicalpretreatmentbiologicaltreatme-ntandMBRfortreatmentofwastewaterfromproductionofflotationreagentforextractingcopperJ.ChinaWater&Wastewater2015311493-96inChinese.4.O3-BACJ.2011379138-142.ChenXuefengLiuZhihuiPanJiantongetal.Experime-ntalstudyonadvancedcoalgasificationwastewaterbyO3-BACJ.Water&WastewaterEngineering2011379138-142inChinese.1986-。E-mailxp12904@126.com2018-02-08·411·3412.watergasheat.com
本文标题:EC厌氧改良AOMBR臭氧工艺处理煤化工废水徐鹏
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