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(110168),SupercriticalWaterOxidationTechniqueandItsApplicationsinWasteWaterTreatmentZhaoSuLiLianjunYangHe(ShenyangArchitectureandCivilEngineeringUniversityShenyang110168)AbstractThesupercriticalwateroxidation(SCWO)isakindofpromisingwastewatertreatmentmethod.Inthispaper,thecharacteristicsofsupercriticalwaterandtheprincipleofsupercriticalwateroxidationtechnologyareintroduced,aswellastheapplicationofthistechnology,andalsotheproblemsexistedandthefutureprospectsarediscussed.Keywordssupercriticalwateroxidationwastewatertreatmentadvancedoxidationtechnology,(SupercriticalFluid,SCF)20,SCF[1],,,,(SCWO),,,,,11.1(tc=374Pc=22.1MPa),,,,,[2]1.2SCWO,,O2H2O2,O2(R)(HO2);H2O2[3]RH+O2=R+HO2RH+HO-2=R+H2O2O2+e-=O-2H2O2+M=2OHM,,RH+OH=R+H2O(R),R+O2=ROOROO+RH=ROOH+R,,CO2H2O2,,,,,3,,,,,,,42IndustrialSafetyandEnvironmentalProtection2005314April20052.1,,,EPA114,99%,Thoronton[4],,,2.2,,,[5],,CO2NH32.3(),PCB[6],99.99%,5502.4,,,,[7],400500,2430MPa,SCWO,522mg/L,45026MPa3.4717s,S2-SO2-43,,,,3.1,,3.2,,,,4,,,,[8],,,1RiceSF,SteeperRR.Oxidationratesofcommonorgantocompoundsinsupercriticalwater.JournalofHazardousMaterials,1998,59(2-3):2622782HolgateHR.Fundamentalkineticsandmechanismsofhydrogenoxidationinsupercriticalwater.CombustSciTech,1993,88(3):3693973YuJianli,SavagePE.KineticsofcatalyticsupercriticalwateroxidationofphenoloverTiO2.EnvironSciTech,2000,34(15):319131984ThorontonTD,LadueDE,SaveagePE.Phenoloxidationinsupercriti2calwater:formationofdibenzofurandibenzo-p-dioxinandrelatedcompounds,EnvironSciTech,1991,25:150715105DingZhongyi,LiLi,Lixiong.SupereriticalwateroxidationofNH3overMnO2/CeO2acatalyst.IndEngChemRes,1998,37(5):170717166ShanablehA,EarnestF.Supercriticalwateroxidation-wasterwatersandshudges.WatSciTech,1991,23:3893987,..,1999,19(2):75798..,2003,19(3):4143:,,1965,,,:(:20040621),,,,,10,,,,,,20,,13,52