生物脱氮除磷工艺好氧区硝化功能的强化试验

生物脱氮除磷工艺好氧区硝化功能的强化试验生物脱氮除磷工艺好氧区硝化功能的强化试验毕学军一f瞒生物脱氮除磷工艺好氧区硝化功能的强化试验ntensiveTestonNitrificationofAerobicZoneofBiologicalDenitrificationandPhosphorusRemovalPr．ocess7锶、。毕学军高廷耀(同济太学环境工程学院，上海。200092)BiXuejunGaoTingyao(SchoolofEnvironmentalEngineering．ToniUniversityshanghai200092)摘要在诘性污泥法脱氮除磷工艺系统的好氧段投放高硬度聚乙烯悬浮小球作为生物载体，可以强化系统的硝化功能，提高处理系统的脱氮除磷效率，同时避免产生填料间污泥结团．经两套试验装置的5种工况杂件下平行对照试验结果表明：好氧区全池投故聚乙烯悬浮小璋，装填密度在10％～15％，TKN去除率达98．2％，TN去除率达到86％，TP去除聿达到91％、翘望艄貅一砰1、IAbstractWhenthesuspendedbailsofhighhardnesspolyethylene，thesuspendedbiologicalsupporterwereputintotheaerobiczOrICofbiologicalnitrogenandphoSl】horusremovalprocess．funotionofnitrificationCOUIdbeerrhancedandtheefficiencyofnitrogenandphosphomsremovalwereincreasedThismethodCOUIdPreventthesludgetObeinterceptedbythefillerUnderfivekindsafoperatingmodeconditions，twosetsofexperimentalequipment，ParalleIcontestexperimentalresultshowedthatthefillingdensityafsuspendedballsinthewholeaerobiczonewas1O％～15％．removalratesafTlrNwas982％、ofTNwas86％andofTPwas91％Keywo