同步硝化反硝化综述-b80f52edb8f67c1cfad6b8ec

同步硝化反硝化综述-b80f52edb8f67c1cfad6b8ec同步硝化反硝化研究进展同步硝化反硝化研究进展摘要摘要:同步硝化反硝化工艺同传统的生物脱氮工艺相比,可以节省碳源,减少曝气量,减少设备运行费用等优点,具有很大的研究应用前途。本文结合国内外研究,介绍其主要机理，分析同步硝化反硝化实现条件和影响因素，并且提出了研究展望。关键词关键词:同步硝化反硝化;微环境;生物脱氮;好氧反硝化StudyProgressonSimultaneousNitrifStudyProgressonSimultaneousNitrificaicationtionandDenitrificaandDenitrificationtionAbstract:Simultaneousnitrificationanddenitrification(SND)hassomeobviousmeritsincomparisonwithtraditionalmethodfornitrogenremoval.Thismethodcouldreduceenergyconsumptionandconstructioncost.Thepaermadeasummaryoncurrentdomesticandforeignstudystatusofsimultaneousnitrificationanddenitrification(SND)inwastewatertreatment,andmadeatheoreticalexplanationforthephenomenomofnitrificationanddenitrification.TheauthoralsosummarizedthepracticeandinfluencingfactsofSNDprocessandputforwardsomesuggestionsforfutherstudyofSND.Keywords:Simultaneousnitrificationanddenitrification;Microbiology;Biologicalnitrogenremoval;Aerobicdenitrification１前言：根据传统生物脱氮理论,脱氮途径一般包括硝化和反硝化2个过程,硝化过程是氨通过亚硝酸盐向硝酸盐的自养型转换,主要是由化能无机