SBR循环周期对好氧颗粒污泥结构及稳定性的影响

整理文档很辛苦,赏杯茶钱您下走!

免费阅读已结束,点击下载阅读编辑剩下 ...

阅读已结束,您可以下载文档离线阅读编辑

资源描述

2009.NO.6.ISSN1672-9064CN35-1272/TK、、、、,[1~3]。,[4]、[5],。,。SBR,、,。11.1SBR,100cm,9cm,5L,1/3。,。、、3。,。3,1360min,2240min,3180min,3min,3min,5min,0.15~0.20m3/h,DO=5mg/L,pH=7.5~8.0,(24±1)℃。1.2。,,,,1mL/L。1。1.3COD:;pH:;SV、SVI、MLSS[6]。,1.0,0.8,0.63,0.4,0.25mm。:Density=/(-)[7]。22.1SBR,0.15~0.20m3/h,DO=5mg/L,pH=7.5~8.0,(24±1)℃,6h/,,30min3min。15dSVI112.28mL/g80.25mL/g,,,8min。30d,SVI35mL/g,3min,0.8mm。2.2(110168)SBR。SBR(3、4、6、12h/),MLSS、SVI、、、COD,。4h/,0.8mm78.03%,117.58g/L;3h/156.12g/L,,0.8mm15.70%;6h/;12h/10d60%。SBR:X703.1:B:1672-9064(2009)06-0007-03SBR:(20062004),(05-K2-11):,,,。72009.NO.6.ISSN1672-9064CN35-1272/TK6h/30d4h/,3h/。1,,4h/6h/,,(2),6h/3h/,,2,3h/,。(MLSS)(SVI),,,MLSSSVI。3MLSSSVI,,,MLSS,3h/,MLSS(10.162g/L),SVI(22.63mL/g)。4h/MLSS,SVI,,,3h/MLSS、SVI。,。、。2,DO,,。2.3,,COD,、COD[8]。,4。46h/30min,3h/4h/30min6h/,3。3h/,4h/,DO。2.43min,3~6h/,。12h/,10d,60%,SBR,,SVI92.34mL/g,,6h/,15d。,。,(1.5h)[9]。,,3~6h/,6h/,。3(1)、;、、。,。(2),。,DO。(3),3~6h/3MLSSSVI124(12)82009.NO.6.ISSN1672-9064CN35-1272/TK(8),6h/,。1ChenYao,JiangWenju,LiangDavidTee,etal.Aerobicgranulationunderthecombinedhydraulicandloadingselectionpressures.Biore-sourceTechnology.2008,992,,,..,2007,23(5)3,,,.SBR.,2007,28(9)4,,..,2007,30(6)5LiYong,LiuYu.Diffusionofsubstrateandoxygeninaerobicgran-ule.Biochemicalengineeringjournal.2005,276.(3).:,19897BeunJJ,HendriksA,vanLoosdrechtMCM,MorgenrothE,WildererPA,HeijnenJJ.Aerobicgranulationinasequencingbatchreactor.WaterRes,1999;33(22)8Yong.QiangLiu,Joo.HwaTay.Influenceofcycletimeonkineticbe-haviorsofsteady.stateaerobicgranulesinsequencingbatchreactors.En-zymeandMicrobialTechnology,2007,419Yong.QiangLiu,Joo.HwaTay.Influenceofstarvationtimeonforma-tionandstabilityofaerobicgranulesinsequencingbatchreactors.Biore-sourceTechnology,2008,99。,,,,,,。,60%~90%。5(1),。,,,。(2),,,,。(3),,60%~90%。(4),,,。1,..,20052,..,20073,..,20004..,2006(2)5,,..,2006,32(2)6,,,..,2006,22(19)7KaramaAB,OnyejekweOO,BrouckaertCJ,etal.Theuseofcomputationalfluiddynamics(CFD):techniqueforevaluatingtheefficiencyofanactivatedsludgereactor.WaterSciTechnol,1999,39(10~11)8.-CFD.:,20049,,..(),2006,46(3)10,..,2001,17(2)11,,,..,2006,27(11)103.00m(z=-1.5m)80.25m(z=1.5m)91.75mm(z=0m)!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!2008,2008719.02kW,1324.22kW,108.4%。5、、、。569.3%,kW5。1300kW12

1 / 3
下载文档,编辑使用

©2015-2020 m.777doc.com 三七文档.

备案号:鲁ICP备2024069028号-1 客服联系 QQ:2149211541

×
保存成功