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1、河北工业大学工程硕士学位论文addition.CODremovalefficiencywascomparativelyhigherwhenpHwas2.11.Inacidicconditions,activechlorinewasproducedwhenCl-existed,whichpromotedthedegradationoforganicmaterial.Therefore,theaddingofHClcouldsignificantlypromotethedegradationofPAM,causinghigherCODremo
2、valefficiencyascomparisonwithH2SO4andnon-changingpHcondition.Thetypeandanionicconcentrationhadlittleinfluenceonviscosity.CationcouldobviouslydecreasedviscosityofPAMsolution,butcationwithdifferentchargehaddifferentinfluencedegree,therelationshipbetweenAl3+>Mg2+>Na+wasexist
3、ed.Inacidicconditions,thegreatertheviscositysolutionaccompanyingsmallerpH;Alkalineconditionhadlittleinfluenceonviscosity.DifferentqualityconcentrationoftheozonepresentedthesametrendtoCODremovalefficiencyofPAM,thatwas,theinitialremovalratewashigher,andgraduallystabilizedaf
4、ter1h,withremovalrateof10-55%.PAMwasdegradedquicklywithFentonreagent,atthefirst30min,PAMwasoxidizedbyhydroxylradical,theremovalratewas67%,30minlater,extensionoftimesignifiedlittle.ButbothOzonecatalyticoxidationprocessandFentonreagentswereinfluencedbymanymorefactors.KEYWOR
5、DS:PAM,photocatalysis,electrocatalysisc,photoelectrocatalysis,ozonecatalyticoxidation,Fentonoxidationprocessvii光电催化氧化法降解聚丙烯酰胺的研究目录第一章绪论.........................................................................................................1§1-1聚丙烯酰胺简介...................
6、................................................................................................................11-1-1含有聚丙烯酰胺废水的来源及特点...........................................................................................11-1-2处理含有聚丙烯酰胺废水的意义............................
7、...................................................................21-1-3研究进展......................................................................................................................................2§1-2光电催化氧化技术................................................
8、................................................................................51-2-1半导体光电催化氧化反