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JournalofXi'anPolytechnicUniversity 246(106)201012Vol.24,No.6(Sum.No.106) :1674-649X(2010)06-0769-04 :2010-09-03 :(1960-),,,.E-mail:tongpanrui@yahoo.com.cnA/O王晓艳1,仝攀瑞1,蒋缠文1,雷弢1,常向东2(1.,710048;2.,712000):为了深入了解印染废水的水解酸化-好氧活性污泥处理工艺,需要对水解酸化段污泥中分离得到的菌株,进行菌属鉴定.本文对两种印染废水进水时的水解酸化段污泥进行菌属的鉴定,在蒽醌染料废水进水时,有两株菌株为链球菌属,其余3株分别为奈瑟氏球菌属、杆状菌属、假单胞菌属;在偶氮染料废水进水时,有两株为假单胞菌属,其余4株分别为甲基单胞菌属、葡萄球菌属、副球菌属、诺卡氏菌属.:水解酸化;菌种;污泥:X172 :A2080+,[1].COD、BOD5,,[2-3].,,.,-.1 实 验1.1 (1),.:30℃,(MLSS)13.8g/L、(SV30)96%.COD884~900mg/L、BOD5200~250mg/L、pH7.0~8.0;COD350~400mg/L、pH4.9~5.2.COD820~850mg/L、BOD5200、pH9.0~10;COD400~450mg/L、pH5.5~6.5.MLSS,.1.2 (1) 菌株 .(2) 培养基 ,,[4].(3) 常规鉴定用试剂[4] 、、95%、、、95%、5%α-、40%KOH、1%、3%~10%、DOI:10.13338/j.issn.1674-649x.2010.06.0101 A/O、、、、、.(4) 仪器及设备 (DYML-S50A)、(SCW)、(DNP-9082A)、(JA1003)、(40X-1600X)、(DLSB-50)、(ZHWY—2102).1.3 (1) 菌种的分离 ,10-3、10-4、10-5、10-6、10-7.0.1mL,,32℃24~48h.(2) 菌种的纯化 ,、,,、、,.(3) 菌种保藏 ,,4℃,.(4) 菌株的鉴定 ①:[5-6]、、、、、、,.②:[5-6],、、(V-P)、、、、、、、、、、.2 结果与分析2.1 ()1,2.1,2,、、、、、、,、.,、,、.2,2,,.1 ()1,,,,,,,2,,,,,,,3,,,,,,,4,,,,,,,5,,,,,,,,2 ()1,,,,,,,2,,,,,,,3,,,,,,,4,,,,,,,5,,,,,,,,6、,,,,,,,770 24(a)1 (b)5 (c)32 2.2 3 12345+++++++++++++++++++++++++,,--+++-+++-H2S++++++++++-----+++++4 123456+++++++++++-++++++++--++++++++,,,,,,+++----++++-H2S++++++++++++------++++++ :“+”,“-”.[7-8]3,4.A/O11,,8.:1#,2#,3#,4#,5#.:1#,2#,3#,4#,5#,6#.7716 A/O,,,,.3 结 论(1) ,8.(2) ,:,、、、.,、、、、.,.:[1] ,,.PVA[J].,2003,25(6):326-328.[2] YANGJian,WUMin,DANLi.Treatmentofanthraquinonedyewastewaterbyhydrolyticacidification-aerobicprocess[J].JournalofEnvironmentalSciences,2004,16(6):991-993.[3] ,.[J].,2000,2(16):1.[4] ,,,.[M].:,2004:253-257.[5] ,,.[M].:,1999:210-227.[6] ,.[M].:,2001:253-298.[7] RE,NE.[M].:,1984.[8] .[M].:,1990:45.TheisolationandidentificationofsludgehydrolysisofA/OsystemWANGXiao-yan1,TONGPan-rui1,JIANGChan-wen1,LEITao1,CHANGXiang-dong2(1.SchoolofChemicalandEnvironmentalEngineering,Xi′anPolytechnicUniversity,Xi′an710048,China;2.ShaanxiHuarwuPrintinganddyeingCo.,LTD,Xianyang,Shaanxi712000,China)Abstract:Inordertodeepunderstandthetreatmentprocessesofhydrolysisacidificationandanaerobic-aerobicactivatedsludgeforthedyeingwastewater,itisfundamentaltoidentifythebacteriaseparatedfromthesludgeinthestageofhydrolysisacidification.Thebacteriaseparatedfromthesludgeinthestageofhydrolysisacidificationintwokindsofdyeingwastewaterwereidentified.Whentheenteringwaterisanthraquinonedyewasterwater,therearetwoStreptococcus,andtheothersareNeisseria,BacillusandPseudomonas.WhentheenteringwaterisAzodyeingwasterwater,therearetwoPseudomonas,andtheothersareMethylomonadaceae,Staphylococcus,ParacoccusandNocardia.Keywords:acidification;bacteria;sludge、: 772 24
本文标题:AO工艺中水解段污泥中菌的分离及鉴定王晓艳
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