表面改性活性炭對水中三氯酚的去除及再生實驗研究.pdf

1、南昌大學碩士學位論文表面改性活性炭對水中三氯酚的去除及再生實驗研究姓名：朱冬梅申請學位級別：碩士專業(yè)：市政工程指導教師：詹健劉振中20091224AbstractAbstractChlorophenolsubstancesarecarcinogenic，promoterandmutationoftoxicsubstancesItisoneofthe65categoriesand129kindsofprioritypollutantsse

2、lectedbytheUSEPATheHarmfultable—waterwhichcontainphenol，phloroglucinol，24dichlorophenol，24，6一trichlorophenol，pentachlorophenol，orpnitrophenolwerealsolistedasaskeytargettobetreatmentinChinaThispaperchooses24，6一trichloroph

3、enolastheresearchobject，theeffectofgranularactivatedcarbonmodifiedbyFeandMnadsorptiontoremove2，4，6一trichlorophenolinwaterandusingalkalitegeneratesaturatedcarbonhasbeenstudiedThedynamicadsorptionexperimentsshowthatitisalm

4、ostthesamethatgranularactivatedcarbonmodifiedbyFeandMnadsorptionof2，4，6一trichlorophenolinpurewaterandintapwaterWhentherearehumusinwater，theadsorptionbreakthroughcurvewouldbea”hump”AndwhenthereisNH4inwaterTheadsorptionbre

5、akthroughtimeofgranularactivatedcarbonmodifiedbyFeandMnadsorptionof2，4，6一trichlorophenolwouldbeadvancedTheinitialconcentrationinitialpHvalueandflowrateeta1ofwatersamplesaffectthedynamicadsorptionof2，4，6一trichlorophenolby

6、granularactivatedcarbonmodifiedwithFeandMnTheadsorptionbreakthroughtimeisabout24hwhenitisatroomtemperature，pHvalueof7，themodifiedactivatedcarboncarboncolumnheightof50mm，theinitialconcentrationofwatersamples50mg／L，flowrat

7、eof61lml／minTheeffluentconcentrationof246一trichlorophenolcouldmeetthelargestconcentrationofeffluentrequiredofthetiledrinkwaterhealthstandardsItisfoundthattemperature，theconcentrationofNaOHandregenerationtimeimpactonthech

8、emicalregenerationofsaturatedcarbonexperimentsItisshowedthatusing4％NaOHatlOCwithinthe24hoscillationoftheoscillatoristhebestregenerationconditionbyorthogonalexperimentsItisshowedthattheprimaryandsecondaryeffectfactorsonad