混凝沉淀–厌氧水解酸化–好氧工艺处理印染废水的中试研究

混凝沉淀–厌氧水解酸化–好氧工艺处理印染废水的中试研究HansJournalofChemicalEngineeringandTechnology化学工程与技术化学工程与技术,2013,3,72-75doi:10.12677/hjcet.2013.32012PublishedOnlineMarch2013(http://www.hanspub.org/journal/hjcet.html)ThePilotStudyofDyeingWastewaterUsingCoagulatingSedimentation-HydrolyticAcidification-OxidationProcessJingGuo,FengLiuBeijingKeyLaboratoryforWaterQualityScienceandWaterEnvironmentRecoveryEngineering,BeijingUniversityofTechnology,BeijingEmail:guojing3055@163.comReceived:Dec.31st,2012;revised:Jan.30th,2013;accepted:Feb.9th,2013Abstract:Basedonhighorganiccontent,complexcomposition,highalkalinity,poorbiodegradability,higherchromi-nanceofprintinganddyeingwastewater,thispaperadoptedcoagulationprecipitation-hydrolysisacidification-aerobicprocessforpilotscaleprocessing.Theresultoftheexperiment,whichwasoperatedstablyfor120days,showedthatthefinaleffluentconcentrationofanaerobictankwas600mg/Lwithremovalefficiency24%inthefloodingwaterofCODcr1365mg/L.B/Cwaspromotedfrom0.2to0.33-0.63,whichmeanthigherbiodegrada