两段式处理药用辛醇废水的研究

70`1`[1]CODCr`2`5003`500mg/L`CODCr150mg/L[2]`CODCr``CODCr1`000mg/L[3]`CODCr``CODCr1`500mg/L`CODCr`ClO2``ClO2``CO2``H2O`CODCr`2.1WW0.6/10`YKYZL02`KYXMTD2001`KLYT500`HR700`KCH200B`TSMC20071953`1978`*zflitsmc@sina.com*271016ZhaoFuqiLiZhifu*(SchoolofChemistryandChemicalEngineering,TaishanMedicalUniversity,Taian271016)AbstractThetreatmentofwastewatercontainingmedicaloctanolwasstudiedbyadoptingacombiningprocessconsistingofair-catalyticoxidationandchlorinedioxideasanauxiliaryoxidant.Afterthetreatment,theorganicmatterinwastewaterwasnotonlyeffectivelyremoved,buttheeffluentcouldbereused.ThecontentofdichromateCODinthetreatedwastewatercouldmeettherequirementoftheChinesewastewaterdischargestandard(notgreaterthan150mg/L).Keywords:WastewatercontainingoctanolCatalyticoxidationChlorinedioxideauxiliaryoxidant712.5mol/LHCl2.22.2.1RCH2OHRCOOHRCHORCOOHC3H7CH==CHCH2CH2CHOC3H7COOH+C2H5COOH+CO22.2.2`2RCOOH+`Ca2+RCOO2Ca2H+2.2.3ClO2`RCH2OHCO2+H2ORCHOCO2+H2O2.3`100mL`30g`60`45L/min`6080`13h`2.5mol/L``HCl``pH``7`8.5g``CaCl2``CODCr`[4]`NaOH``pH``7``l00`mL``4050mgClO2`CO2``N2`CODCr`[`CODCr``CODCr``CODCr`]1002.41O2OHO2OHO2OHClO2ClO23.1`1``1`3.26`100mL`30g``4L/min``1.5`h`8.5gCaCl2`CODCr``2`2``CODCr``60CODCr`8020.641.345.658.168.6CODCr3240257319011763135810177260803.3`60`1.5h`30gCaCl2``8.5g100mL`2`2``4L/min``75.2`4L/min3.4`6``100mL`60`30g`8.5gCaCl2`CODCr``3`3``CODCr`1.5h`CODCr``CODCr``CODCr``1.5`h`3.5ClO2`CODCr``75.5CODCr``794mg/LClO2``1`[5]ClO2`25`6``pH``7`ClO2`30min`CODCr``3`3`ClO2`CODCr``ClO2``40mg/100mL`CODCr`CODCr150mg/L`ClO2``ClO2`38.451.367.675.275.575.3L/min123456CODCr3240199615781050804794800024.539.166.284.585.385.11234567ClO2[mg/100mL()]0102030405060CODCrmg/L80460749027212511812073ClO2``ClO2``ClO2``ClO2``ClO2``ClO2``40mg/100mL`60`1.5h`30g`4L/minCaCl2``8.5g`100mL``40mgClO2/`100mL`pH``7`30min`4`4`ClO2``CODCr`150mg/L`96`1`m3``45kg``GDP``EKC``EKC``U`(69)95.895.796.0123325033153238136142128CODCrmg/L5.1``60`1.5h`30g`4L/minCaCl2``8.5g5.2ClO2`25pH``7ClO2``40mg/100`mL`30min5.3`ClO2``CODCr`96`CODC