城市污水处理厂好氧颗粒污泥的特性

城市污水处理厂好氧颗粒污泥的特性应用与环境生物学报2008，14(5):640~643ChinJApplEnvironBiol=ISSN1006-687X2008-10-25DOI:10.3724/SP.J.1145.2008.00640城市污水处理厂好氧颗粒污泥的特性*李军1,2**周延年1何梅2王亚宜1韦苏1KERSTINGarny2THOMASR.Neu3HARALDHorn2(1浙江工业大学市政工程系杭州310014)(2慕尼黑工业大学水质控制研究所德国慕尼黑85748)(3亥姆霍兹环境研究中心德国马格德堡39114)CharacteristicsofAerobicGranulesfromaMunicipalWastewaterTreatmentPlant*LIJun1,2**,ZHOUYannian1,HEMei2,WANGYayi1,WEISu1,KERSTINGarny2,THOMASR.Neu3&HARALDHorn2(1DeapartmentofMunicipalEngineering,ZhejiangUniversityofTechnology,Hangzhou310014,China)(2InstituteofWaterQualityControl,TechnicalUniversityofMunich,Munich85748,Germany)(3HelmholtzCenterforEnvironmentalResearch-UFZ,Magdeburg39114,Germany)AbstractAnanalysisonthesamplesofaerobicgranulesselectedfromamunicipalwastewatertreatmentplantshowsthatthediametersofthegranulesfallmainlywithintherangeof0.2~0.8mm,theiraverageroundnessis1.29,freesettlingvelocitiesrangefrom10to42mh-1andspecificoxygenuptakerate(SOUR)isfrom14.2to18.9mgg-1h-1,whichislowerthanthatofactivatedsludge.Theaerobicg