An innovative ap_省略_ated bioreactors_Mahesh Mannac

An innovative ap_省略_ated bioreactors_Mahesh MannacharajuAninnovativeapproachtominimizeexcesssludgeproductioninsewagetreatmentusingintegratedbioreactorsMaheshMannacharaju,PrabhakaranNatarajan,ArivizhivendhanKannanVillalan,MadasamyJothieswari,SwarnalathaSomasundaram,SekaranGanesan⁎DepartmentofEnvironmentalScienceandEngineering,CSIR–CentralLeatherResearchInstitute(CLRI),Adyar,Chennai20,IndiaARTICLEINFOABSTRACTArticlehistory:Received27April2017Revised21July2017Accepted31July2017Availableonline2August2017Thepresentinvestigationdealswithanapplicationofintegratedsequentialoxicandanoxicbioreactor(SOABR)andfluidizedimmobilizedcellcarbonoxidation(FICCO)reactorforthetreatmentofdomesticwastewaterwithminimumsludgegeneration.TheperformanceofintegratedSOABR-FICCOsystemwasevaluatedontreatingthedomesticwastewaterathydraulicretentiontime(HRT)of3hrand6hrfor120daysatorganicloadingrate(OLR)of191±31mg/(L·hr).Theinfluentwastewaterwascharacterizedbychemicaloxygendemand(COD)573±93mg/L;biochemicaloxygendemand(B