固定化藻菌对去除珍珠蚌养殖废水氮磷的效果分析邹万生

2011,30(4):720-725JournalofAgro-EnvironmentScienceEMCEMI、CAMI、EM-CEAMI、。NM96hN、PCEAMI、CAMICEMIN91.16%、88.07%、80.45%P84.67%、76.28%、77.81%CAMIN56hCAMIPCEAMI、CEMIN、P64hCEMI40hN、PCEMICEAMI、CAMIN。N、PCEAMIN4000lxPCAMI、CEMIN、P5000lxN25℃P30℃。EMEM-X172A1672-2043(2011)04-0720-061123111．4150002．1008723．100081AnalysisAboutEffectofAlgae-bacteriaImmobilizedTreatNitrogenandPhosphorusofPearlMusselAqua－cultureWastewaterZOUWan-sheng1,2,LIULiang-guo1,ZHANGJing-lai2,YINFu-shi3,WANGWen-bin1,YANGPin-hong11.LifeSciencesofArtsandSciencesofHunanUniversity,Changde415000,China;2.SchoolofEnvironmentalSciencesRenminUniversityofChina,Beijing100872,China;3.AgriculturalSciencesAcademyofChina,Beijing100081,ChinaAbstractEffectsofEMbacteria-algaeimmobilizedCEMI,Activatedsludgebacteria-algaeimmobilizedCAMIandEM-Activatedsludge-bacteriafederationalgaeimmobilizedCEAMIontheremovalofnitrogenandphosphorusinpearlmusselaquaculturewastewaterwerestudied,aswellaslightintensityandtemperatureaffectedontheremovalefficiencyofnitrogenandphosphorus.Experimentwithnon-embeddedalgaebacteriaballNMasthecontrolgroupwereconducted96hoursuccessively.ResultsshowedthatCEAMI,CAMIandCEMI′sremovalNpeakmaximumvaluewere91.16%,88.07%,80.45%inthedesigncondition,andremovalPpeakmaximumvaluewere84.67%,76.28%,77.81%.RemovalNofCAMIreachpeakaftercontinuoustreatment56hours,butCAMIremovalPpeak,CEAMIandCEMI′sremovalN,Ppeakwerefoundaftercontinuoustreatment64hours;CEMIwasinalowN,Premovalrateinprior40hours,whichwastheidiographicadaptationperiod.DuringthisperiodCEMI,CEAMIandCAMI′sremovalNeffectsweresignificantdifferences.Thestudyal－soindicatedthatlightintensityandtemperatureweretheimportantenvironmentalfactorswhichaffecttheN,Premovalrate.CEAMI′sNre－movalratewentpeakat4000lxofintensity,removalPpeakandCAMI,CEMI′sremovalN,Ppeakwereat5000lx;TheoptimumremovalNtemperatureofthemwas25℃,theoptimumremovalPtemperaturewas30℃.ThecontributionrateofNMballremovalN,Pwereapproxi－mately1.16%,0.47%.KeywordsimmobilizationofChlorellapyrenoinoidosaandeffectivemicroorganisms;immobilizationofChlorellapyrenoinoidosaandactivat－edsludge;immobilizationofChlorellapyrenoinoidosaandEM-activatedsludge;rateofremoveNandP2010-11-01NO.30972260NO.200903028-08NO.07-A-21975—。[e-mail]304Algae-bacteriaImmobilizationABI20、、、[1-7]。TamWong[1]、Travieso[2][5]3、80%60%~70%。2090EM、、[8-12]。[9-10]、[11]、[12]EMEffectiveMicroorganismsN、PEMTN、TP65%。、EMEM。EM、、EM3N、P。11.1、、。10L30minEMEM、、、、53∶2∶2∶2∶1。EM25℃、EM∶∶5∶5∶9020L5~7dEMpH＜3.5EMChlorellapyrenoinoidosaKuhl[13]。450mL25℃、6000lx、12∶12。1.20.45μm3x±s1。COD-GB11894—1989GB11893—1989。Kuhl、、、。1.31.3.1[14-15]Mix-immo－bilizationMI。、EM。1ChlorellapyrenoinoidosaandActivatedsludgeCAMI2%SA+8%PVA2%82%CaCl2+4.5%H3BO3CAMICaCl24h。2EMEMChlorellapyrenoinoidosaandEffectiveMicroorgan－ismsCEMIEM1CEMI。3EM-Chlorella1Table1ThewateringredientofaquaculturewastewaterCODCr/mg·L-1/NTUTN/mg·L-1TP/mg·L-1438.81±14.3016.64±2.3729.13±3.853.57±0.66721201142CAMI、CEMI、CEAMINM%Table2Effectsofalgae-bacteriaCAMICEMICEAMIandNMrespectivelyonremovingnitrogenorphosphorus%pyrenoinoidosaandEM-ActivatedsludgeCEAMIEMEM-。1CEMI。4NoMixandstratifyimmobiliza－tionNM、、EM、CaCl2。44.00±0.29mm。1.3.245m、0.2m、0.5m0.3mCAMI、CEMICEAMINM10%NMGEXO-E27540±21nm、5000lx、25℃、0.1m·s-10～20cm12∶1296h8h1TNTP。N、PSPSS12.0P＜0.05。1.3.3。2000、3000、4000、5000、6000、7000lx。1.3.296hTNTP。1.3.2。1.3.4。10、15、20、25、30、35、40℃1.3.296hTNTP。1.3.2。22.1CAMI、CEMI、CEAMINMTN、TPN、PN、PN、P。2CAMI、CEMI、CEAMINM。8hCEAMI、CAMITN30.14%、31.47%CEMITN10.15%40hCEA－MI、CAMITN73.74%、75.08%CEMITN33.45%。8～40h3TCAMICEMIsig.0.008CEAMICEMIsig.0.010CAMICEAMIsig.0.803。CAMI、CEMI、CEAMITNCEMICAMI、/hCEAMICAMICEMINMTNTPTNTPTNTPTNTP830.14±3.8523.17±6.0131.47±4.7627.15±7.3210.15±7.7124.67±5.851.03±0.040.44±0.011643.57±0.4530.14±3.8547.97±8.3132.54±1.0514.38±1.5930.14±7.431.10±0.100.45±0.012451.39±7.8344.38±11.4256.55±1.0246.10±6.4317.74±6.3045.13±8.621.10±0.010.45±0.023266.42±1.1753.11±5.3268.28±2.7853.81±9.4024.34±7.4350.55±9.771.11±0.030.45±0.014073.73±9.8162.74±6.8775.08±9.2565.76±1.4633.45±8.1060.14±6.851.14±0.040.46±0.044886.11±8.3771.55±10.2185.00±7.2270.58±2.8264.85±4.8969.37±4.921.14±0.040.46±0.015689.74±14.8579.43±6.5988.07±5.3176.19±3.4478.46±3.8577.59±9.781.13±0.040.47±0.026491.16±0.5784.67±8.6486.10±9.2476.28±7.1080.45±7.7677.81±1.421.13±0.050.47±0.017290.56±5.5082.34±12.8584.47±4.6274.98±6.3978.31±3.8477.04±7.611.13±0.070.47±0.018090.12±6.4281.72±4.8180.76±7.3574.61±5.2276.87±7.6174.90±7.441.14±0.110.47±0.028887.91±6.5780.94±11.0277.65±5.1772.84±7.5476.01±9.4274.00±2.581.14±0.010.47±0.019687.48±4.8880.14±8.3476.39±8.2772.05±4.5876.12±6.4169.89±3.851.14±0.040.47±0.037223043CAMI、CEMI、CEAMINM%Table3Effectsofalgae-bacteriaCAMICEMICEAMIandNMrespectivelyonremovingNandPindifferentlightintensityconditions%CEAMI。40～56hCEAMICAMI73.73%、75.08%89.74%、88.07%CEMI33.45%78.46%。16hCEMINCAEMICAMICE－MICEAMI、CAMITN“”40h。“”[16]72h。“”EM、、、CEMIN40～56hN。2CAEMICEMI64hN91.16%、80.45%CAMI56hN88.07%。NN。TNCEAMINCA－MICAMINCEMI。TN。2CEAMI、CAMICEMI8hP23.17%、27.15%24.67%56～64hP84.67%、76.28%77.81%[17]。CAMICEMIPCAEMI。P。NCEMIP“”P3P“”。NMTN