传统生物脱氮反硝化过程的生化机理及动力学_王淑莹

应用与环境生物学报2008，14(5):732~736ChinJApplEnvironBiol=ISSN1006-687X2008-10-25DOI:10.3724/SP.J.1145.2008.00732传统生物脱氮反硝化过程的生化机理及动力学*王淑莹**孙洪伟杨庆彭永臻(北京工业大学北京市水质科学与水环境恢复工程重点实验室北京100022)BiochemicalReactionMechanismandKineticsofDenitrification*WANGShuying**,SUNHongwei,YANGQing&PENGYongzhen(KeyLaboratoryofBeijingforWaterQualityScienceandWaterEnvironmentRecoveryEngineering,BeijingUniversityofTechnology,Beijing100022,China)AbstractConventionalbiologicaldenitrificationincludesaserialsofbiologicalreductionprocesseswithnitrateaselectronacceptor,bythecatalysisofcorrespondingnitratereductase(NaR),nitritereductase(NiR),nitricoxidereductase(NoR)andnitrousoxidereductase(N2oR).Thebiochemicalreactionmechanismandkineticsofdenitrificationarethetheoreticalfoundationofbiologicalnitrogenremoval.Inordertopromotefurtherdevelopmentofbiologicalnitrogenremoval,itisnecessaryandsignificanttounderstandthecomplexbiochemicalreactionmechanismsofbiologicaldenitrificationanditselectronflowandenergyproductionpathway.Thispaper,th