固定化高效微生物滤池法处理焦化废水试验研究

201037321003－1197201003－0153－0412221.1320212.7300002010-05-042010-05-081959—。。4～6.0m3/h、25～50h13～22h20～28h、40∶1CODcr95.4%、96.1%、99.1%。GB8978—1996。X703B、、41。、2。。180。。13。12。2.1、、1《》GB8978—1996。351201037321、ρ/mg·L－1CODcrCN400040055010050150250.50.51093210.1770.3882.2200m34～6.0m3/h、25～50h13～22h20～28h、40∶1。2.32。2、。。2.4。、0.5MPa24h0.2MPa、。2.4.13.8m3/h0.4MPa。。。。2.4.21∶1Na2CO3pH7.58.0CODcr∶P200∶120∶1pHpH7.0。。、4。2.4.33.8m3/h1∶1CODcr∶P=200∶1Na3PO4·12H2OpH8.0。451201037320.5～1kg/m340∶1CODcrCODcr50%～60%。2.4.4。2mg/L。50h3.8m3/hCODcr≤150mg/L≤25mg/L。。CODcr、NH3-N、、、。2.4.5200974～1020CODcr、、、、3～6。3COD3～6CODcr2042mg/LCODcr93mg/LCODcr95.4%527mg/L21mg/L96.1%409mg/L0.177mg/L99.9%42.62mg/L0.38mg/L99.1%。456。5512010373231。2、、。3、。1PengLaiHua-zhangZhaoMingZengetal.Studyontreatmentofcokingwastewaterbybiofilmreactorscombinedwithzero-valentironprocessJ.JournalofHazardousMaterials20091622－31423－1429.2BielefeldtAR.WaterTreatment.IndustrialM.USAUniversityofColorado-BoulderBoulderCO2009.3.J.2008222－24.4.J.2008244100－102.ResearchandEngineeringPracticeonTreatmentoftheCoke-plantWastewaterbyBiologicalAeratedFilterSANGHuan-zhi1ZHANGXing2LILi2WANGBing-wen21.BeijingXingYouEngineeringConstructionSupervisionCompanyLimitedJilin132021China2.NorthwestResearchInstituteofCRECLanzhou730000ChinaAbstractMicroorganism-immobilizedbiologicalaeratedfilterwasusedtotreatcoke-plantwastewaterandmakearesearchontreatmentofcoke-plantwastewatertheexperimenttodeterminethebestconditionsforoperationofthetechnology.Experimentaloperatingconditionsthedesigncapacityis4～6m3/hbiochemicalhydraulicretentiontimewas25～50hanaerobicis13～22haerobicis20～28h、aerationis40∶1.TheaverageremovalratesofCODcrNH3－NCNare95.4%96.1%and99.1%respectively.Theresultsshowthatafterthetreatmenttheeffluentqualityofcoke-plantwastewatercanachievethesecondrequirementofGB8978—1996.Keywordscoke-plantwastewaterbiologicalaeratedfiltersewagetreatment651