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11Vol.1,No.120071ChineseJournalofEnvironmentalEngineeringJan.2007B123(,,050018)pHB12,,pH71030,,B12X703.1A167329108(2007)0120055204StudyoninfluencingfactorsinVB12wastewatertreatmentbyPSBprocessGuoJieLuoRenmingYangJingliangWangQingwei(KeyLaboratoryofBiologicalTechniquesforPollutionControl,HebeiProvince,SchoolofEnvironmentalScienceandEngineering,HebeiUniversityofScienceandTechnology,NationalEnvironmentalProtectionEngineerTechnicalCenterofPharmaceuticalWastewaterPollutionControl,Shijiazhuang050081)AbstractTheVB12wastewaterwastreatedbyPSB,theresultshownthatwhenpHwas710,temperaturewas30andwithnaturalilluminationofdayandnight,thetreatmenteffectwasbest.Theresultsofwastewatertreatmentunderdifferentdissolvedoxygenconditionswerecompared.Keywordsphotosyntheticbacteria;VB12wastewater;orthogonaltrial::2005-12-09;:2006-10-15:(1979),,,,E2mail:guojie197971@sina.com3,E2mail:yangjingliang@hebust.edu.cn(photosyntheticbacteria,PSB),,PSB6,27,[1],2070,PSBPSBPSBPSB,PSB,(),,,;,;,[26]PSB[7]B12,,,,[8];,,,,[9]B12,PSB,11.1(Rhodopseudomonaspalustris),11.2B12,:pH218312,COD1200015000mg/L,TOC40005000mg/L,BOD555006500mg/L,SS700900mg/L,6200mg/L1.31.3.1,2:,;,pHPSB[10,11],pH3,,11Table1ExperimentalfactorsandlevelsA(pH)B()C()15.525273038.5(4000Lx)351.3.21,PSBPSB,,,840mm,215L,70mm,,80%,1.4TOC:Apollo9000TOC(TEK2MAR)COD:(GB1191421989)1Fig.1ExperimentalunitandflowpH:pH22()22.1TOC3500mg/L,150mL,PSB50mL(012g),48h,()(10000r/min),2,32Table2ExperimentalresultA(pH)B()C()TOC(%)15.5252.525.53055.235.54000Lx356.7473013.4573526.8674000Lx2528.578.5354.488.52543.998.54000Lx306.4K1j64.420.374.9K2j68.7125.975K3j54.741.637.9K1j21.46.825K2j22.941.925K3j18.213.912.6R4.735.212.4651:B123Table3VarianceanalysisofexperimentalresultSSdfMSFF1-0.05(2,2)F1-0.01(2,2)A34.287217.1460.07919.0099.00B2079.0621039.534.533C305.0472152.5240.665458.612229.3052877.00482,TOC,,BCA,,,pH,TOCTOC,,,30pH722.1.1pHpH2,pH;,pH,PSB,pH515pH7,pH815,B12,pH,,2.1.2PSB,PSB,,PSB,,PSB,,pH,TOC1314%;(4000Lx),TOC2815%,2,;,2.1.3,,PSB,20402535,,2.22.2.1PSB,,:pH6,COD3154mg/L,500mLPSB(015g/100mL),,,302,12mg/L24h,COD,6,COD788mg/L,COD75%,,24h,COD70%75%,,10d,12h,4173kgCOD/m3d,COD7614%22CODFig.2CODremovalcurveofthePSBcultivatedphase2.2.2,,COD1000012000mg/L,pH6,,302,,75121:,016018L/h,016mg/L;2:,012013L/h,2mg/L15d,23,12,COD85%,016mg/L32Fig.3Runningconditionsoftwodifferentexperiments2.2.3PSB,:PSB,,;PSB,,,016mg/L,,COD,,,,;,,,,3B12,TOCTOC,,pH,30pH72,016mg/L,56kgCOD/m3d,COD80%85%,[1]R.E..:,1984[2]..(),1978,36(9):753766[3]..:,1992[4]..:,1991[5],,..,2002,33(5):387389[6]TruperH.G.,etal.Bergey’smanualofSystematicBacteri2ology.NewYork:Springer2Verlag,1989.16581682[7]HisashiNagadomi,TakakoHiromitsu,KenjiTakeno,etal.Treatmentofaquariumwaterbydenitrifyingphotosyntheticbacteriausingimmobilizedpolyvinylalocoholbeads.JournalofBioscienceandBioengineering,1999,87(2):189193[8],.()(2).:,1999[9],.1997.,1998,16(3):7073[10]..:,1978.56[11],..,1999,(4):11612085