表面改性活性炭對(duì)水中三氯酚的去除及再生實(shí)驗(yàn)研究.pdf

1、南昌大學(xué)碩士學(xué)位論文表面改性活性炭對(duì)水中三氯酚的去除及再生實(shí)驗(yàn)研究姓名：朱冬梅申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：市政工程指導(dǎo)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