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Applicationofmicro-bubblepureoxygenaerationtechniquetothetreatmentofindustrialwastewaterChenZhitai1,LiShigang2,HanGuangyao2,XieYouchang2,3(1.SecondDesignInstituteoftheFormerChemicalIndustry,Taiyuan030001,China;2.XianfengScienceandTechnologyCo.,Ltd.,PekingUniversity,Beijing100080,China;3.SurfaceStructureGroup,StateKeyLaboratoryofStructuralChemistryInstituteofPhysicalChemistry,CollegeofChemistry,PekingUniversity,Beijing100080,China)1,2,2,2,3(1.,030001;2.,100080;3.,100080)[]。,,,。,,PU-8,。[];;[]X703.1[]A[]1005-829X(2008)10-0013-04Abstract:Thepureoxygenaerationprocessofactivatedsludgeforthetreatmentofindustrialwastewaterhasalreadymadeconsiderableprogressabroad.Therequirementsforwastewatertreatmentisgettinghigherandhigher,asthenationaleconomyinChinaisdevelopingrapidly.Tosolvetheproblemthatthewastewatertreatmentcouldnetkeeppacewiththedevelopmentofthenationaleconomy,thereplacementofthepureoxygenaerationactivatedsludgeforthepresentaerationactivatedsludgeisagoodmeasure.Theadvantageofthepureoxygenactivatedoxygenaerationisdiscussed,andvariousoxygenmakingmethodsandaerationmethodsarecompared.Itshowsthattheprocessesofoxygenmakingbypressurechangingadsorptionwithadsorptionagent,PU-8,andtheopened-stylemicro-bubblepureoxygenaerationactivatedsludgetechnologieshavebetterdevelopingforeground.Thismethodshouldbepopularizedandappliedasquicklyaspossible.Keywords:micro-bubblepureoxygenaeration;oxygenmakingbypressurechangingadsorption;wastewatertreatment、、、、、、,,、BOD5、COD,:、、SBR、A/O、A2/O、A/B、BAF,,80%。、、、,,、。2030,,,。2060,2810200810IndustrialWaterTreatmentVol.28No.10Oct.,200813、、、、、、。,20902000。。、、、、2080LiadeNUOX。,、,BOD5560~5370mg/L,COD830~7500mg/L。,,BOD598%~99%,COD90%~96%,〔1〕。,,,。190%〔2〕。,(),。,,。,,,,。:(1)。20℃,(21%)4.7,4.7,4.7,4.7,4.7。1/3。80%~90%,12%。,。(2)。,,,25%。(3)。,,。。30~50mL/g。(4)。NH3-N。(5)。3~5,,25%。(6)。,。(7)。,,。,,COD。,MLSS6000~7000mg/L,,,〔3〕。1。2,2008-10,28(10)1/%90~9521/(mg·L-1)6~101~2/h1~210~11*/(mg·L-1)3900~65002500~3000*BOD/(kg·m-3·d-1)2.4~3.20.5~1.00.2~0.50.5~1.0/(mg·L-1)20000~400005000~15000(SVI)/(mL·g-1)30~50100~150BOD/(kg·kg-1·d-1)0.6~0.80.3~0.6(VSS/BOD)0.3~0.450.5~0.75/(mg·L-1)44.169.13/%805~12:*〔4〕。14,,,。:,,、,;(PSA、VPSA),90%~95%,、,。5,。,0.55~0.60kW·h/m3,,,。,。PSA、VPSA。,,。PU-8,,,0.33kW·h/m3,。50%,10000m3/h,10a。、,。,。3:(1)NUOX,,3~4,1。5。,,。(2)Filter/Kruger(OASES),,,,,,,,。90%。(3)MESSERBiox-N,,,,,2mm,()、()、(),、、,,。,。,1m,16%,5m,80%。,,。0.2~0.4MPa,,,,、、,,,、,,。,。,,。2〔4〕。2/%7.4~11.19.5~11.08.76.5~6.88.016.016.0~20.0/(kg·kW-1·h-1)2.24~2.481.5~2.52.2~2.61.1~1.41.75~2.881.6~2.22.0~4.7/m25.0~6.65.0~8.03.0~8.04.0~5.01.01.50.172,。、,15%~25%,50%,、、。,。,:2008-10,28(10)15,,。,、。1/3。,〔5,6〕。4,,,、。,。1。,,。1,。、,,、,,,、。,、。5,。。COD,,,。VPSA15t/d,,,30%,m325%,,15t/d2.8×106kW·h,0.6/(kW·h),170。,,,。。50%~60%〔6〕。。。6,、、、。,,。,。[][1],,,.[J].,2006,24(11):28-30.[2].[J].,2005,25(6):62-64.[3],.[M].:,1998:77-78.[4],,.[M].:,2001:119-124.[5].、[J].,2001,32(3):26-31.[6].[J].,2005,31(12):34-36.[7],.()[C].,,2007:136-143.[](1944—),1967,。:0351-4044756,E-mail:zhi-tai@163.com。:,:010-58876465,E-mail:li_shi_gang@sina.com。[]2008-04-11()2008-10,28(10)116
本文标题:采用微气泡纯氧曝气技术处理工业废水陈致泰
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