使用同时部分硝化，厌氧铵氧化和反硝化（SAND）工艺在顺序间歇反应器中对光电废水进行脱氮

Nitrogenremovalfromopto-electronicwastewaterusingthesimultaneouspartialnitrification,anaerobicammoniumoxidationanddenitrification(SNAD)processinsequencingbatchreactorAchleshDavereya,Sin-HanSua,Yu-TzuHuangb,Jih-GawLina,⇑aInstituteofEnvironmentalEngineering,NationalChiaoTungUniversity,1001UniversityRoad,HsinchuCity30010,Taiwan,ROCbDepartmentofBioenvironmentalEngineering,Chung-YuanChristianUniversity,200ChungPeiRoad,Chung-Li32023,Taiwan,ROCarticleinfoArticlehistory:Availableonline14December2011Keywords:Opto-electronicIndustrialwastewaterAnammoxNitrification,SequencingbatchreactorabstractSimultaneouspartialnitrification,anaerobicammoniumoxidationanddenitrification(SNAD)systemwasappliedtotreattheopto-electronicindustrialwastewaterina2.5Lsequencingbatchreactor.ThecharacteristicsofwastewaterwerelowC/Nratio(�0.2)with100mg-COD/Land567mgNHþ4—N=L.Theexperimentwascarriedoutover8monthsinsixdifferentstages,wherenitrogenloadingratewasgraduallyincreasedfrom16g-N/m3dinstageIto230g-N/m3dinstageVI.TheCODandn