改性牡蛎壳粉处理生活污水CODCr

296()Vo.l29No.6200811JournalofJishouUniversity(NaturalScienceEdition)Nov.2008:1007-2985(2008)06-0092-04CODCr*吴贤格1,蒋剑波2,肖俊霞1(1.,526061;2.,416000):研究了改性牡蛎壳粉处理生活污水的CODCr.当改性牡蛎壳粉的用量为7.5%反应温度为25时,对CODCr和TP质量浓度分别为500,5mgL-1,pH值为6.64的生活污水处理30min,CODCr的去除率可达68.23%,对PO3-4P的吸附量为0.0431mgL-1.研究结果说明改性牡蛎壳粉可用于生活污水的处理.:生活污水;改性牡蛎壳粉;CODCr:X703.1:B.,,[1-7].,.Yoo-JinJung[8],,.,,2~10m,,[9],,.100t,,[10].,,.,,.,,.,.11.1(AR,);(AR,);(AR,);(AR,);(900mgL-1,120mgL-1,1000mgL-1,).();();COD().1.2[11],,600~80016~25min,(150),.,200mL,*:2008-08-29:(845260610100739);(0832):(1969-),,,,,.,,CODCrTP.,CODCrTP500,5mgL-1,pH6.64.CODCr[12],TP[13].22.1CODCr1CODCCODCr.25,200mL3,15g3,,,,CODCr.1.1:3CODCr,.30min,CODCr74.12%,68.23%56.62%;30min,CODCr.,,,,[14].[15],,..,,.,600~800,,,,CODCr.2.2CODCr2CODC2.1,,CODCr,2.2,CODCr.30min,2.5%7.5%,CODCr51.25%68.23%;7.5%12.5%,CODCr68.23%58.89%.:,,.,,.,;,,.,7.5%.2.3pHCODCrpH,5%5%pH,7.5%,2.1,3.936,:CODCr3pHCODCr3,CODCrpH,CODCr.pH,CODCr.pH5.45~8.68,30min,CODCr52.94%71.25%.pH,pH8.68~9.59,CODCr71.25%67.46%.:,,,,,.,,.,pH8.68.pH6.648.68,CODCr68.23%71.25%,3%.CODCr,pH,.2.4CODCr2.1,20,25,35,40,55,pH8.77,7.5%,4.4CODCr4,CODCr.2055,CODCr60.38%75.56%,25CODCr6%.,,25.,,,.[16],,,CODCr,.2.52.1,257.5%,pH,1.11gPO3-4-PpHpHPO3-4-P/mg8.000.00130.04136.640.00180.04315.980.02480.06145.000.02640.06454.000.04010.07483.000.05210.08321,.:,,,Ca2+,Ca2+PO3-432.1,,pH,.:,Ca2+,,Ca2+,[17].94()293,7.5%pH6.642530min,CODCr,68%.,CODCr.:[1]仝勋伟,崔莉凤,刘载文,等.SBR工艺处理生活污水的优化控制初探[J].北京工商大学学报:自然科学版,2008,26(2):6-13.[2]计勇,张洁,薄国柱,等.周期循环活性污泥法处理低温生活污水的应用研究[J].西南给排水,2007,29(3):12-14.[3]杨华仙,黄慎勇,付忠志.缺氧/好氧强化生物絮凝+生物膜过滤处理生活污水[J].西南给排水,2007,29(4):10-13.[4]叶生梅,蔡昌凤,廖春燕.粉煤灰吸附活性污泥处理生活污水的研究[J].安徽工程科技学院学报,2006,21(4):24-29.[5]汪定国,王建飞,李炳华.电催化氧化法处理生活污水研究[J].环境工程,2007,25(3):29-31.[6]刘三华.活性炭在水处理中的应用[J].湖北化工,2000(2):46-49.[7]朱萍.生物活性炭在水处理中的应用[J].煤炭加工与综合利用,2007,26:48-49.[8]YOO-JINJUNG,HYUN-WOONGKOH,WON-TAESHIN.ANovelApproachtoanAdvancedTertiaryWastewaterTreatmen:tCom-binationofaMembraneBioreactorandanOyster-ZeoliteColumn[J].Desalination,2006,190:243-255.[9]王亮,孙金才,杜卫华.牡蛎壳超微粉碎工艺及粉体性质[J].无锡轻工大学学报,2004,23(1):59-61.[10]张兆霞,李泳,宋文东,等.以牡蛎壳粉为载体的邻苯二甲醛消毒剂[J].科技信息,2008(1):19.[11]郑长寿.改性牡蛎壳粉的生产方法及用途:中国,02109265[P].2002-03-12.[12]陈闳,彭伟棠.微波密封消解法快速测定CODCr[J].重庆环境科学,1996,18(3):56-58.[13]仇雁翎,陈玲,赵建夫,等.饮用水水质监测与分析[M].北京:化学工业出版社,2006.[14]李硕文.活性炭吸附-H2O2氧化法处理染色废水的试验研究[J].化工环保,1997,17(3):131-134.[15]MOUNTAS,WHEELERAP,PARADKARRP,eta.lHenocyte-MediatedShellMineralizationintheEasternOyster[J].Science,2004,304(5668):297-230.[16]MOHAND,SINGHKP,SINGHG,eta.lRemovalofDyesfromWastewaterUsingFlyAsh,Alow-CostAdsorbent[J].Ind.Eng.Chem.Res.,2002,41:3688-3695.[17]熊小就,黄智贤,景有海,等.牡蛎壳填料浸没式生物滤池的除磷特性[J].环境污染与防治,2003,25(6):329-331.RemovalofCODCrinWastewaterUsingModifiedPowderofOysterShellWUXian-ge1,JIANGJian-bo2,XIAOJun-xia1(1.SchoolofChemistryandChemicalEngineering,ZhaoqingUniversity,Zhaoqing526061,GuangdongChina;2.CollegeofChemistryandChemicalEngineering,JishouUniversity,Jishou416000,HunanChina)Abstract:ApplicationofmodifiedpowderofostershelltoremoveCODCrinwastewaterproducedinlifewasin-vestigated.Resultsshowedthatwhenthewastewater(pHwas6.64)containing500,5mgL-1ofCODCrandTPwastreatedfor30minat25using7.5gofmodifiedpowderofostershellper100gwastewater,68.3%ofCODCrinwastewatercouldberemovedandtheabsorptionamountofthispowdertoPO3-4Preached0.0431mgL-1powder.Itwasfeasibletotreatwastewaterproducedinlifeusingmodifiedpowderofostershel.lKeywords:wastewatertreatmen;tmodifiedpowderofoystershel;lCODCr(责任编辑易必武)956,:CODCr