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INDUSTRIALWATER&WASTEWATERVol.40No.5Oct.,20091,2,1(1.,510006;2.,330031)、、,、、NH3-N,。COD,(、),,[1]。,COD,//(A1/A2/O)、///(A2/O2)[2-5]。,、,,;COD、、NH3-N/;,。D.Park[6]A1/A2/O,,、。,,[7]。2NGTD-3XGCS-1FHJ-1,、、pH、FHJ-1:(50708039);:2009-05-12;:2009-06-19:2NGTD-3、XGCS-1FHJ-1,、、pH、FHJ-1。,5mL、130r/min、30℃、pH9,FHJ-182.5%,NGTD-3XGCS-1,17.7%24%。:;;:X784.031:A:%1009-2455(2009)05-0032-03Degradationcharacteristicsofcyanideincokingwastewaterbyefficientco-strainsZHAQing-yun1,LINBo2,WUJin-hua1(1.SchoolofEnvironmentalScienceandTechnology,SouthChinaUniversityofTechnology,Guangzhou510006,China;2.SchoolofEnvironmentalScienceandTechnology,NanchangUniversity,Nanchang330031,China)Abstract:AcompositestrainFHJ-1wassynthesizedby2efficientcyanide-degradingstrainsNGTD-3andXGCS-1.Theinfluencesofrotationspeed,temperature,pHvalue,FHJ-1loadingandsomeotherfactorsoncyanidedegradationfromcokingwastewaterwereinvestigatedusingbatchreactor.Theresultsshowedthat,undertheoptimalconditionthat,thestraindosagewas5mL,therotationspeedwas130r/min,thetemperaturewas30℃,thepHvaluewas9,thedegradationrateofcyanidebyFHJ-1reached82.5%,whichwere17.7%and24%higherthanthatbyNGTD-3andXGCS-1respectively.Keywords:compositestrain;cokingwastewater;cyanide·32·,NGTD-3XGCS-1,。11.1NGTD-3Pseudo-monassp.,;XGCS-1Penicilliumsp.,。21∶1FHJ-1,30℃、130r/min、pH7,,109/mL,。1.2,1。1.31.3.1(1)150mL50mL,30min,FHJ-15mL,110、120、130、150、170、190r/min,30℃、pH9FHJ-1。3d,2,。(2)(1),20、25、30、35、40℃,130r/min、pH9,FHJ-1。(3)(1),pH7、8、9、10、11,130r/min、30℃,pHFHJ-1。(4)(1),1、3、5、7、9mL,130r/min,30℃、pH9。1.3.2NGTD-3、XGCS-1FHJ-11.25×109/mL、1.22×109/mL1.19×109/mL。1.3.1,130r/min、30℃、pH9。1d,2,。1.4-(GB7487—87),,pHpHS-3C。22.1FHJ-1COD,,。FHJ-11。1,130r/min,,,;130r/min,79.3%,130r/min,,,,,。2.2FHJ-12。30℃,;35℃,;FHJ-130~35℃,77.1%~76.8%。1Tab.1Qualityindexofcokingwastewaterρ(COD)/(mg·L-1)ρ()/(mg·L-1)ρ()/(mg·L-1)ρ()/(mg·L-1)40396.7762.1963ρ(NH3-N)/(mg·L-1)ρ(SS)/(mg·L-1)pH44.4615910.2,,:·33·INDUSTRIALWATER&WASTEWATERVol.40No.5Oct.,2009(<20℃),,;,、,。2.3pHpHFHJ-13。FHJ-1pH7~9,pH,[8][7],FHJ-1CN-,pHFHJ-1CN-。3,pH>9,,pHFHJ-1pH,pH、,,,,。2.4。,,,。4。4,1~5mL,,FHJ-1;5mL,80.7%;,,,,,。,。2.5FHJ-1NGTD-3、XGCS-15。5,FHJ-1。382.5%,1.86mg/(L·d);NGTD-3XGCS-169.8%66.5%,1.581.5mg/(L·d)。[7]CN1CN3CNR,CNR9(CN1~CN9),CN1CN391.85%90.55%99.98%。,,,(41)·34·,4.0PAMAM。1。1,PAMAM20mg/L,98.6%。20mg/L。25mg/L,COD99.1%。,COD。,,,,“”。,COD,PAMAM20mg/L。3pH5.020mg/L4.0PAMAM,98.6%,COD98.3%。PAMAM,,。,PAMAM。:[1],,.[J].,2005,28(3):93-94.[2].[J].,1998,24(5):109-113.[3],,,.[J].,2004,35(2):79-81.[4],.-[J].,2004,2(1):81-84.[5],,,.-[J].,2001,9(1):62-64.:(1979-),,,,,()shenyi4822315@163.com。(34)!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!。3(1)FHJ-1:130r/min、30℃、pH9、5mL。,3FHJ-182.5%。(2)FHJ-1NGTD-3XGCS-1,1.86mg/(L·d),NGTD-3XGCS-117.7%24%。,。:[1]MZhang,JHTay,YQian,etal.Cokeplantwastewatertreat-mentbyfixedbiofilmsystemforCODandNH3-Nremoval[J].WaterResearch,1998,32(2):519-527.[2]YMLi,GWGu,JFZhao,etal.Treatmentofcoke-plantwastewaterbybiofilmsystemsforremovaloforganiccompoundsandnitrogen[J].Chemosphere,2003,52(6):997-1005.[3]WTZhao,XHuang,DJLee.Enhancedtreatmentofcokeplantwastewaterusingananaerobic-anoxic-oxicmembranebioreactorsystem[J].SeparationandPurificationTechnology,2009,66(2):279-286.[4],,,.[J].,2007,38(1):64-67.[5],,,.A2/O2[J].,2008,39(1):15-19.[6]DPark,DSLee,YMKim,etal.Bioaugmentationofcyanide-degradingmicroorganismsinafull-scalecokeswastewatertreatmentfacility[J].BioresourceTechnology,2008,99(6):2092-2096.[7],,,.[J].,2008,2(4):487-492.[8],,,.[J].,2006,25(4):35-38.:(1986-),,,,,()jinhuawu@scut.edu.cn。,,,:PAMAM·41·
本文标题:复合高效菌种降解焦化废水中氰化物的特性研究查清云
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