SBR处理城市生活污水的试验研究陈永祥

:1003-6504(2001)06-0015-03SBR陈永祥,　程晓如,　邵　青(,　430072)　:(SBR),。,COD、TP、TN90%,90%,75%,。:SBR;　;　:X799.3;　:A:2001-07-02:(1975—),,。　　,,,,,。、、、,、、。SBR,、、、,。,SBR,、,[2]。,SBR。1　1.1　试验装置,30cm,40cm,16L。5,,,2,,,,2mg/L,0.2mg/L,0.5mg/L。1.2　各测试指标的分析方法COD:COD;TN:,;NH3-N:;TP:;NO3-N:;NO2-N:α-;DO:;MLSS:。1.3　试验方法,20。,:COD200～500mg/L,25～50mg/L,15～30mg/L,2～10mg/L,150～200mg/L。,,:,;COD、TP、NH3;,,;,。COD、、,。2　2.1　运行参数的选择,COD、TP、,SBR。,、、、43,1;CODTP、CODTP,2。SBR、、、。2.1.1　,,,,。,,,·15·SBR　,DOI:10.19672/j.cnki.1003-6504.2001.06.005。,2h,,,。2h。1　L9(34)(h)　　　　1130.51.02151.51.53172.52.04231.52.05252.51.06270.51.57332.51.58350.52.09371.51.02.1.2　。,3h,COD90%,SBR,COD;,22%～61.10%;45%～59.5%,。5h,80%,5、6、8、9(2h),,75.5%～92.3%。。7h,2h,,,,,,。5h。2　COD(mg/L)NH3-N(mg/L)TP(mg/L)MLSSmg/L12782292.1%29.7023.1722.0%4.152.2845.0%247021556.595.8%15.212.7881.7%2.540.4781.6%283032781295.7%29.700.9896.7%4.151.3667.3%271042922591.4%30.2013.7754.4%2.521.0259.5%285051551590.3%15.212.6682.5%2.540.2092.3%252061551093.6%15.210.8994.1%2.540.3486.7%270072922890.5%30.2111.7561.1%2.511.0757.5%255082921694.5%30.214.0886.5%2.510.6175.5%2250927813.595.1%29.701.4095.3%4.150.7781.4%27002.1.3　COD,,,,;,,。2.5h。2.1.4　SBR,,。,1h,SS10mg/L。,,,。2.2　最佳工况运行结果分析SBR,:2h、5h,2.5h,1h,3。COD、TP、N。2.2.1　COD1,COD440mg/L,,COD270mg/L,SBR,1/3COD。2,COD,PHB,,[3],。,COD,COD30mg/L。,,COD。3　(mg/L)CODTNTPNH3-NSS44030.24.3315.8165186.50.340.36.496%78%92%98%96%2.2.2　TPTP2,,2h,TP,12mg/L。3h,TP,·16·　20016　98　2001111　COD。TP,0.5mg/L,,SBR,,,,,90%。2　2.2.3　、、3,,,,,,,,,COD,,。,,,SBR。TN,[4],SBRTN75%,3。3　3　(1)SBR,COD200～500mg/L,0.2～0.5kgCOD/kgMLSS.d,COD90%。(2)SBR、,TP2～10mg/L,TN20～50mg/L,,TP90%,95%,TN75%。(3),SBR、、、。:(2h)→(5h)→(2.5h)→(1h)→(),10.5h。[][1]　,.[J].,2000,1(5):54～59.[2]　,.SBR[J].,2000,16(7):23～25.[3]　,.[J].,1997,15(6):13～14.[4]　,.[J].,2001,27(1):22～24.Bench-scaleStudiesonSBRProcesstoTreatMunicipalWastewaterCHENYong-xiang,　CHENGXiao-ru,　SHAOQing(SchoolofCivilEngineering,WuhanUniversity,Wuhan430072,China)Abstract:Aseriesofperformancedataofsequencebatchreactor(SBR)fortreatingsewagewereobtainedbyusingabench-scaleexperimentalunit.Thedatashowedtheeffectofvariedoperatingpatternsuponthepollutantremoval,whichledtotheoptimumoperationparameters.TheremovalofpollutantsofthesewageintermsofCOD,TNandTPreachedabove90%,90%and75%respectivelyinconformitywithclassIofthenationalstandardforwastewaterdischarge.Keywords:sequencebatchreactor(SBR);　municipalwastewater;　operatingpattern·17·SBR　,