兩相厭氧處理高濃度有機廢水技術研究.pdf

1、重慶大學碩士學位論文兩相厭氧處理高濃度有機廢水技術研究姓名：李慶申請學位級別：碩士專業(yè)：環(huán)境工程指導教師：尹光志王君成20041101重慶大學碩士學位論文英文摘要ABSTRACTAnewtechniqueoftreatingwastewaterfromslan曲teringindustrybased01“1two—phabeanaerobic—aerobictheoryispresentedinthispaper，whichisabbr

2、eviatedtoTPAD一0systemThesystem’Scapabilityoftreatingwastewater慚thhi曲concentrationandtintingstrength，treatmentefficiencychangeinmicroorganismspeciesandtreatmentcharacteristieshavebeenstudicdTheexperimentartisphasedthrough

3、controllingvolumetricloadingincombinationwithchemicalmethod；ieaccordingtothedeterminedvolumetricloadingparametersandchemicalmethod，acertainamountofCChisaddedtolimittheacid—producingreactiontoacidproducingphaseSOthatmetha

4、ne—producingbacteriacallkeephighlyactiveThefundamentalconditionsofrapidlystartingthetwophaseanaerobicreactorarestudiedTheexperimentresultsshowthatwhenthevalueofpHiswithin45～60temperature2TC士2“Candorganicloading1kg／m3d～10

5、kg／m3dstartingreactorisrelativelyeasyTheexperimentresultsofTPAD—Oappliedtotreatmentofslaughteringwastewaterof11ighorganicconcentrationwithitsloadingat7～19kgCOD／m3dshowthattheremovalefficiencyofTPAD一0isgenerallystayingat9

6、0％andtheconcentrationofCODcontainedintreatedwastewaterisbelow600m礦；SOTPAD0boastsallconspicuoushighremovalefficiencyandstableperformancecomparedwithtraditionalanaerobictechniquesTheoptimumworkingconditionsofacid—producing

7、phasewithtwo。phaseanaerobic—aerobictechniqueisassuch：temperature，15～35“C；pH，45～65；organicloading，4～20kgCOD／(m3d)GenerallyspeakingtheefficiencyofremovingCODofacid—producingreactoriskeptwithin25～35％Studyresultsshowthatthed

8、egradationoforganicmattersinacid—producingreactorisjustapre—treatmenttosomedegree，organicmattersarenotcompletelydegradedinthecourseofacidproduction，buttheirmorphologicalpropertiesarealtered，mattersmadeofbigmoleculesarebr

9、okendownintoonescomposedofsmallmolecules，whichpreviouslydefyingbiochemicaltreatment，CanbebiochemicallydegradedAsaresult，someorganicmaterials，noteasilydetectedwithBOD5becauseoftheirexistingformofCOD，Canbedecomposedintosom