采用HSB菌种生化处理焦化废水冯彬

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21420088POLLUTIONCONTROLTECHNOLOGYVol.21,No.4Aug.,2008HSB 1, 2(1.江苏省环境科学研究院,江苏南京 210036;2.昆明理工大学环境科学与工程学院,云南昆明 650093) :HSB-(O-O/A),,,COD2500mg/L130mg/L,94.8%;NH3-N500mg/L15mg/L,97%;COD、、、、《》(GB8987—1996)。:;;;;;;:X703.1;X784   :ABiologicalTreatingonCokingWastewaterbyUsingHSBStrainFENGBin1, LIUNing-li2(1.InstituteofEnvironmentalScienceofJiangsuProvince,Nanjing,Jiangsu210036,China;2.CollegeofCircumstancesScienceandEngineering,KunmingUniversityofScienceandTechnology,Kunming,Yunnan650093,China)Abstract:CokingwastewatertreatmentbytheHSBstrainincombinationwiththeprocessofanaerobicandaerobic(O-O/Aprocess),theresultsshowedthatthetechnologyofcokingwastewatertreatmenthadagoodefficiency,CODdecreasedfrom2500mg/Ltobelow130mg/L,thetreatmentrateis94.8%,NH3-Ndecreasedfrom500mg/Ltobelow15mg/L,thetreatmentrateis97%.TheeffluentparameterssuchasCOD,AmmoniaNitrogen,Phenol,cyanogensandoilcouldmeettherequirementsofⅡ-classspecifiedinIntegratedSewageDischargeStandard(GB8978—1996).Keywords:cokingwastewater;microbialtechnology;anaerobic;hypoxia;nitrification;denitrification:2008-07-14: (1973—),,,,,。 、、,,COD、NH3-N,、、、,。CODNH3-N。2080,COD、,。90,A/O,、[1,2],。,、。,HSB(HSB,HighSolutionBacteria,100),:。1 H.S.B,O-O/A,,,,,。,、H.S.B,,,、,,·78   · .HSB214。、、,、、,,。1。A,AH.S.B,SCN-。A,,A;B,BH.S.B,,C,,NH3-N。CBH.S.B,(),H.S.B,,。C,,B,。,、。A、B、C,1。1 HSB1 (:1t/h) /h/℃SV30/%DO/(mg·L-1)pHA2000×5000,15m310~2025~3510~202.0~4.07~9B3000×3000×4000,36m320~3025~3510~202.0~4.07~9C3000×3000,20m310~2025~3510~200.56.5~8.0  CODcr、NH3-N、、pH、、,CODcr、NH3-N、pH。。2 ,O-O/AHSB,,、、、、、。2.1 菌种驯化、稳定运行试验3t、1.5t、3tB,24h。,1/3A,90%、10%,。,,。,,COD2000~3000mg/L,NH3-N500~650mg/L,,0.2t/h,1t/h,SV3010%~15%。A、B,20~30℃。2.2 运行结果,COD、NH3-N、、,2006420—511,21。2、3、4。2 COD3 NH3-N2、3、4:O-O/A,COD、,COD130mg/L、15mg/L。COD94.8%,NH3-N97%。、20088 .HSB·79   ·4 、0.3mg/L。3 3.1 温度的影响,,,,,。、[1]6~30℃,,,,,。,,。,12℃,,25~32℃,。3.2 停留时间的影响,。、、、[2],36h,A1∶A2∶O=1∶1.8∶4.8;5∶1,。1t/h,1t/h,45.5h。,,,;,。,,,。3.3 pH的影响,,pH。,pH7.2~8.8。pH7.2,。,pH,。,pH。BOD。:O2/NH4-N4.3mg/mg。NH+4-N,7.14mg(CaCO3)。,1mg(NO-3-N+NO-2-N),3.47mg,1gNO-3-N,COD2.86g。,C/N2.86。,NH+4-N7.2g。,,,,,pH6.5,。3.4 溶解氧的影响(),。,,。,DO2~4mg/L,4~8mg/L,。DO0.5mg/L,1mg/L,,,。3.5 抑制物的影响,,、、。,DO。,。,,(50mg/L),,。,。3.6 碳氮磷比的影响,。,(NO-3,NO12),。[3],,,,ρ(C)∶ρ(N)=6∶1,,SV3030%,。·80   · .HSB214,。2.8∶1,CN=3~4∶1。,ρ(C)∶ρ(N)=4~5∶1,,,。4  (1),45.5h,,H.S.BCOD、NH3-N、、。(2)H.S.B,,:COD2500mg/L150mg/L,94.8%,NH3-N500mg/L15mg/L,97%,、、。(3),MLSS(),,8,SV3020%,。(4),,。。C、N50mg/L,。[][1] .[J].,1996,19(6):8.[2] .[J].,1997,23(2):18.[3] ,.[J].,1990,10(1):3-8.[4]  ,,,.-/[J].,1997,23(6):37.(上接第74页)8h,0.5mg/L,。,2mg/L。4.3.5  ,,。,,,CODcr。,、,。4.3.6  ,,,。,,,,。CODcr1.6kg/(m3·d),CODcr1.18kg/(m3·d),,。4.3.7  ,,、。,,,。,、,。,,。,,,。4.4 技术经济分析210,1.90/t。:1.0/(kW·h),1.40/t;0.45/t;3,400/,0.05/t。5  、-,,,,,,。[][1] .[M].:,1985.405-410.[2] .[M].:,1990.277-290.

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