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-XXX(510090),:3.636mA/cm2,25mL/min,100min,CODcrNH3-NTP80.9%82.4%89.5%90%ExperimentalstudyofDyeingWastewaterTreatmentbyElectrocoagulation2BiofiltrationBedSongWeifeng,ZhuYouchun,LinMeiqiangAbstractExperimentalstudyofdyeingwastewaterbyelectrocoagulation-biofiltrationbedprocessiscarriedout,theresalfdiscoversthattheelectricdensifywithelectrolyficsectionof3.636mA/cm2,flowof25mL/min,andstayingtimeoffiltrationbedsectionof100min,theremovalsratesofCODcr,NH3-N,TPandcolorindexcanreach80.9%,82.4%,89.5%and90%respectively.KeywordsElectrocoagulation-biofiltrationbedDyeingwastewater.11.1:,PVC,8.2cm,5.5cm,53cm;1.5cm,1.0cm;721;COD(TL-1A);ZD-851;DDS-11C;(AirPump)AC-400012W;(WJP-30020-302A);HL-4;ZK40;,,,1cm;,,,,,,,,,,,,1.2,:45%,37%39%3%5%CODcr(600-900)mg/L,BOD5(100-200)ng/L,NH3-N(513)mg/L,TP(1020)mg/L,PH77.51.3NH3-N::::CODcr::pH:pH::22.12.1.125mL/min,60mA100mA140mA180mA,1.5,CODcrTP,,1116120033XXX,,197210,,10(:023001)©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(mA)(mA/cm2)CODcr(%)NH3-N(%)TP(%)(KWh/m3)601.55837.89-57.300.321002.59768.2911.2374.850.771403.63672.5439.3280.451.381804.67577.7249.4491.582.201,,,,,,100140mA140mA2.1.2,()22,,25mL/min(28min)2.1.3pHpH8,pHpH610,,32(mL/min)CODcr(%)NH3-NTP(%)(KWh/m3)2069.9823.6491.221.472572.5439.3280.451.384072.1672.1655.380.993pHpHCODcr(mg/L)(%)NH3-h(mg/L)(%)TP(mg/L)(%)6592.612.0018.67(60mA)454.523.3117.51/6.8663.26(100mA)187.168.4210.2914.250.5197.25(140mA)154.573.949.0824.331.0294.59(180mA)148.574.9410.2914.250.7396.0710851.012.1616.10(60mA)634.925.4012.48/3.1780.32(100mA)245.171.2011.356.661.8388.64(140mA)216.974.8711.198.001.3091.95(180mA)178.279.6010.4614.000.2298.643pH,pH55.52.22.2.15d,;;(),,,1:15d,,,,(1950mL)2.2.2,200min250min360min540min2161/-20033©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(min)CODcr(mg/L)(%)NH3-N(mg/L)(%)TP(mg/L)(%)200855.5/10.29/100/346.159.52.5972.468020250855.5/8.92/100/280.767.300.7391.828020360855.5/10.29/100/207.975.72.0981.38020540855.5/10.29/100/172.3801.858260405pHCODcr(mg/L)(%)NH3-N(mg/L)(%)TP(mg/L)(%)()(%)50min833.2/8.82/11./100/392.1292.1775.401.3688.355050383.2/1.69/1.33///188.677.41.188.621.6286.122575100min700.0/10.13/9.24/100/222.868.22.21801.0588.62080222.8/2.27/1.05///133.780.91.7882.40.9789.51090150min628.3/10.94/9.76/100/129.279.43.0072.591.0789.03208098.0/2.63/0.57///69.888.91.7284.300.9190.7320804,2.2.3--,3min,1min,10min,pH,pH(pH55.5),pH7.5(pH),100min150min200min,1.5CODcrTP5:5100,3-,-,:(1),3.64A/m2,25ml/min(8min),CODcr72.54%,NH3-N39.32%,TP80.45%(2)(4)316120033©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(430074)156,()(CODcr)7,,,PrelininaryScreeningofpriorBacteriastrainofManureCompostingLiuYuzhu,ChenZhuleiAbstract156bacteriaspeciesareseparatadfromthedifferentstagosofmanurecompostingmodel,Fremthedeodoringeffect,biologi2calactirity(oxyenconsumptionrate),andorganicmaterialdegradationrate(CODcrremovalrate)etc.7priorbacteriaspeciesareob2tainedfromscreeningwithguickdeodorationandhighefficientdegradation.Throughsampleanalysisofmanarecompostingprocess,theconclusionobtainedisthatwithprolongationoftime,bacteriadecreasewithincreaseofactinomyces,andmouldandsaccha2romycetedecreasesignificantlyatthelaststageofmanurecomposting.KeywordsManurecompostingMicrobePriorbacteriaspecies.1,,,,,,,,,,,,,,,,22.12.1.1a.,,b.,2.1.2a.,;b.2.1.3::;:(3),-100min:COD2cr80.9%,NH3-N82.4%,TP8915%,:90%(3)-,,,,,,1,,...1999,12(4):30322,...2000,(8):1920(:2002-11-11)4161/20033X©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.