高氯离子味精尾母液废水厌氧处理研究

28Vol.2,No.820088ChineseJournalofEnvironmentalEngineeringAug.200811,231(1.,400030;2.,400030)CODUASB,UASB:4500mg/L,;5000mg/L,,COD;8000mg/L,COD80%UASBX70311A167329108(2008)0821074204ExperimentalstudyonanaerobictreatmentoffermentationmotherliquidofmonosodiumL2glutamatewithhighchlorideconcentrationLanTian1LiDongwei1,2GaoXianping1(1.CollegeofResourceandEnvironmentalScience,ChongqingUniversity,Chongqing400030;2.KeyLaboratoryoftheExploitationofSouthwestResources&theEnvironmentalHazardsControlEngineering,MinistryofEducation,ChongqingUniversity,Chongqing400030)AbstractAstudyofanaerobictreatmentoffermentationmotherliquidofmonosodiumL2glutamatewithhighchlorideionconcentrationwascarriedoutusingalaboratory2scaleUASBreactor.ThereactorwasseededwithanaerobicsludgeobtainedfromaUASBtreatingbrewagewastewater.Theresultsindicatedthattherewasnoevidentinhibitionperformancewhenthechlorideionconcentrationwasbelow4500mg/L,whileinhibitionlevelobtainedatachlorideionconcentrationof5000mg/L,however,apreferableCODremovalratecouldbea2chievedafteracclimation.TheaverageCODremovalratecouldbeabove80%whenthechlorideionconcentra2tionwasashighas8000mg/L.KeywordsfermentationmotherliquidofmonosodiumL2glutamate;highchlorideionconcentrationwastewater;anaerobicbio2treatment;UASB:2007-12-13;:2008-01-17:(1983),,,E2mail:[e-mail]3,E2mail:[e-mail]:pH118312,COD3000070000mg/L,BOD52000042000mg/L,SS1200020000mg/L,NH32N5007000mg/L,SO2-4Cl-80009000mg/L,012%115%,1%[1]COD,,,,,[2],,:(1),,;(2),;(3);(4),[3],Cl-,,,,转载(10m3/d)(45m3/d)(45m3/d)COD(mg/L)10000020000070009000100pH3.091010100.51.5Cl-(mg/L)7000080000-70008000,COD;1020;,COD1.3COD:;Cl-:;pH:pHB28pH;:1.41.4.1UASB,,2UASB,1,pH,,pH510;2pH,COD,,2321Table2Influentandeffluentcharacteristicsduringstaticexperimentinreactor1COD(mg/L)pHCl-(mg/L)COD(%)122004.52000-1d12735.52000422d2614.62000793d1276.7200051223005.02000-4d5806.72000755d3303.8200043322004.72000-6d11053.52000501,2,pH,3,,pH4,,,32Table3Influentandeffluentcharacteristicsduringstaticexperimentinreactor2COD(mg/L)pHCl-(mg/L)COD(%)122607.22000-1d6337.22000722d2377.52000633d1336.7200044223007.02000-4d3987.22000835d1407.02000656d1357.120003.52COD,2,CODpH3:(1),,;(2)2000mg/L,;(3)Ca(OH)2,1.4.2:,pHCl-2000mg/LUASB5701中国科技论文在线[4]CODCl-,UASBCOD3000mg/L,Cl-4000mg/L,UASB,COD,Cl-,pH22.114d,COD,18d,UASB1218d,CODCOD,711dCOD,1118d,8917%9617%,Cl-2000mg/L4500mg/L4500mg/L,,,[5]UBFCl-,Cl-3000mg/L,24h,COD85%Cl-300700mg/L,20dCl-4500mg/L,,2.2,,COD27003300mg/L,Cl-,COD34,5000mg/L,COD,,,2931d,,59169%61129%31d,2,5d300mg/L,COD42d92194%,:COD2962mg/L,COD209mg/L,Cl-7399mg/L,2196kgCOD/(m36701中国科技论文在线),CaCl21%10d,Cl-7400mg/L7800mg/L,COD85%,,68192%,COD,[6]UASB8000mg/L9d,COD80152%,,,10000mg/L,[7],(30g/LNaCl)[8][9]2.3pH(,mgCaCO3/L),56pH,pH,,pH619812,pH,61471246d,7500mg/L,pH,61421d30d,,,,50mgCaCO3/L,,6001000mgCaCO3/L,,3(1)Cl-4500mg/L,,UASB,COD90%(2)5000mg/LCl-,,COD,,Cl-Cl-,(3)UASBCl-5000mg/L,,,COD,(4)Cl-8000mg/L,COD80152%COD[1],,..,2001,2(2):8190[2]OlivierLefebvre,RenMoletta.Treatmentoforganicpollu2tioninindustrialsalinewastewater:Aliteraturereview.WaterResearch,2006,40(20):36713682[3]..,2004,24():209211[4]..:,2000[5],,,..(),2003,16(2):3438[6]ThongchaiPanswad,ChadarutAnan.Impactofhighchlo2ridewastewateronananaerobic/anoxic/aerobicprocesswithandwithoutinoculationofchlorideacclimatedseeds.WaterResearch,1999,33(5):11651172[7],,..,1998,17(9):810[8]HamodaM.F.,Al2AttarI.M.S.Effectsofhighsodiumchlorideconcentrationsonactivatedsludgetreatment.Wa2terScienceandTechnology,1995,31(9):6172[9],,,..,2002,12(2):17197701中国科技论文在线