您好,欢迎访问三七文档
当前位置:首页 > 行业资料 > 其它行业文档 > 高效厌氧反应器处理高浓度生活污水张建强
*张建强( 230001) (EGSB)。,EGSB,。COD80%-93%,COD100mg/L;1h;SS92%-95%;,,。EGSB。 EGSB HighConcentrationofMunicipalWastewaterTreatmentWithEffectiveAnaerobicReactorZHANGJian-qiang(WashInternationalArchitectural&EngineeringConsultingCo.,Ltd. Hefei230001)Abstract ThefeasibilityofhighconcentrationofmunicipalwastewatertreatmentwitheffectiveanaerobicreactorEGSBisresearched.Theexperimentindicatesthattheeffluentqualityispreferable.TheremovalrateofCODcanreach80%-93%andtheeffluentCODislessthan100mg/L;theoptimalhydraulicretentiontimeis1hour;theremovalrateofSSisbetween92%and95%;theammoniavalueineffluentishigherthanthatininfluent,butphosphorusineffluentisalittlelowerthanthatininfluent,andtheremovalefficiencyofnitrogenandphosphorusisratherbad.TheexperimentshowsthatitisfeasibiletoadoptEGSBreactorintreatinghighconcentrationofmunicipalwastewater.Keywords EGSBreactor highconcentrationofmunicipalwastewater feasibility ,。,90%COD,5%-10%,。5%-20%;;1000kgCOD500-1000kW·h,,1000kgCOD12.66×107kJ。[1,2]。,,,7 3 (1),。(2)PAFC,PAM,,,,。(3)、,、、、。,。,,。[1]LaiPeng,ZhaoHuazhang,etal.Advancedtreatmentofcokingwastewaterbycoagulationandzero-valentironprocesses.JournalofHazardousMaterials,2007,147(6):232-239.[2],.-.,2006,22(4):75-77.[3],..,2004,23(4):4-6.[4],..,2006,34(6):41-42.[5],..,2006,24(1):47-50. 吴克明,1964年生,男,武汉科技大学教授。(:2008-05-30)*:(KJ2007A114ZC);(2007jq1099)。·3·20083410October2008 IndustrialSafetyandEnvironmentalProtection,,。(ExpandedGranularSludgeBed,EGSB)WageningenLettinga(Up-flowAnaerobicSludgeBlanket,UASB)3,,,[3],,,,、[4,5]。EGSB,EGSB。1 、1.1 EGSB,1000mm,90mm。7.6L,1.24L,6.36L。5。EGSB,,。1.2 ,1。1 mg/L(pH)CODBOD5NH4-NTPSSpH700-950420-550130-17512-14290-4007.8-8.31.3 UASB,SS36.8g/L,VSS28.5g/L,3.85L。1.4 EGSB,COD200mg/L。(1-15d)(16-45d)。1.5 pHPHS-3CpH;COD;DOYSI7100;MLSSMLVSS;;[6]。2 2.1 2.1.1 COD,,Q。HRTCOD,1。1,HRT,COD,COD。HRT2h,COD87mg/L,COD90%,OLR()3.25kg/(m3·d);HRT0.5h,COD270mg/L,COD70%,OLR13kg/(m3·d),EGSB。1 HRTCOD,,HRT,HRT,OLR,,。,HRTEGSB。1h。2.1.2 HRT1h2。2,,COD,50%-80%;,HRT1h,COD80%-93%,COD100mg/L,。,,,。2 2.2 、2,1,26d。2,,,,,,。COD,,,。2 、/d/(mg·L-1)/(mg·L-1)/d/(mg·L-1)/(mg·L-1)26138.5143.836150.0134.928142.3149.638171.2174.530165.6167.740164.6171.332152.3156.442153.4160.234148.7150.744150.8155.72.3 ·4·1h,、3。3,,,,。3 、/d/(mg·L-1)/(mg·L-1)/%/d/(mg·L-1)/(mg·L-1)/%2612.2311.83.53613.0312.275.82812.5112.40.93813.4512.556.73012.0511.871.54013.6913.024.93213.8013.432.74212.8612.522.63412.6712.263.24413.5213.242.12.4 3。3,,,COD;,,,。、、、,62%。2.5 SS、SS4。3 4 SS4,,,SS;,,,,。1h,SS92%-95%。2.6 pHCOD、pHCOD5。5,pHpH,。pH7.2,CODpH。5 pHCOD,pH6.4,pH,,2d。3 EGSB,,,EGSB。:(1)EGSB,UASB,。(2)EGSB,COD80%-93%,COD100mg/L。(3)EGSB1h。(4)EGSB、。;,。(5)EGSB,SS92%-95%。[1]ZeemanG,LettingaG.Theroleofanaerobicdigestionofdomesticsewageinclosingthewaterandnutrientcycleatcommunitylevel-.WatSciTech,1999,39:187-194.[2],..,2005,23(4):10-13.[3]GLettinga,JField.Advancedanaerobicwastewatertreatmentinthenearfuture.WatSciTech.1997,35:5-12.[4],,.EGSB.,2005,23(1):17-19.[5]MarioTKato,JimAField.TheanaerobictreatmentoflowstrengthwastewatersinUASBandEGSBreactors.WatSciTech,1997,36:375-382.[6]..3.:,1997.(:2008-04-22)·5·
本文标题:高效厌氧反应器处理高浓度生活污水张建强
链接地址:https://www.777doc.com/doc-6564143 .html