城镇污水处理厂活性污泥法处理工艺总量减排核查要点分析以某污水处理厂为例

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  290  ()JournalofBeijingNormalUniversity(NaturalScience)2009-06 45(3)*———以某污水处理厂为例山 丹1,2) 王金生1) 李云生2) 王 晨3) 吴悦颖2)(1),100875,;2),100012,;3),100044,) ,、、、,,. ;;;*:2008-10-18  [1-2].3,.,:、、.,、,,,.,.2,2.,、,,,.1 A/A/O(1).1 、[3] 3 :291     A/A/O、、,.700,90%,A/A/O175,24,(2).2  124km2,,、19982007.17m3·d-1,14m3·d-1.(ρ):(BOD5)400mg·L-1,(COD)900mg·L-1,(SS)700mg·L-1,(TN)78mg·L-1,(NH3-N)58mg·L-1,(TP)5mg·L-1.,30%,、、、.A/A/O:,,A/A/O,,《》(GB18918-2002).,,.2 ,,,.1):,(),.2):、,,、.3)::ρ(COD),ρ(NH3-N),ρ(TP)(),(、、),(、).4):、,,,、.,.、,、COD.,、,、、,.,.2.1  .(25mm),、,..1).,,,.160%,375%.2).、,,ρ(COD),.,.3).,,.4)..,,,,,.,,.. 292  ()45 2.2 、 10~25mm,.,,.,SS.、、,30%,SS50%~60%(1).. 1 ()[4]%SSBOD5SSBOD550~6020~3070~9060~9065~9565~90  1),.,(m3·h-1)(m3).,24h;,,..,CODpH,ρ(COD)(mg·L-1)pH,.2),,2.1.2.3 (、、、) ,.2.,、SS、、,SS70%~90%,BOD565%~95%.,.,..1),.,,;,,.(DO),,H2S,.DOρ,,.2),.3.:()、3;:、;-:.,1kgBOD51kgO2,3.5m3,5%~10%,1kgBOD535~70m3.,,1.5~2.0.,,、、、,,,;、、、,,,.,,;,.3)DO.DO,.,ρ(DO)2mg·L-1,ρ(DO)=10mg·L-1.4),.,;,.,(MLSS)ρ、(θc)3.ρ(MLSS)ρ(),mg·L-1g·L-1,.2. 2 [4]ρ()(g·L-1)%1.5~2.525~7590~951.5~3.025~7585~952.5~6.050~10080~902.0~4.0100~40080~90()2.5~5.060~200950.5~1.510~3065~75  θc(MCRT) 3 :293   (SRT).,,(d).5~15d.,.ρ.,(m3)3~12m3(5~8),(kg)COD1~2kgO2(1.4).5),.2.6),、、[5]..:、、.,、、,.,、.,、、;,,.2.4  、、,,,.,、、(3).3 、、、、(SVI),,、、、2.5  ,,..、,.,.,,,.2.6  2.(w),、.3,,w95%~98%;,w65%~85%;,w40%~45%.,2,,,;,.2:1).,、、、,、、,、,.,.,:(m3)1~2t(DS,1.5),(kg)COD0.2~1kgDS(0.4),(kg)BOD50.5~2.0kgDS(1).2),.,,;,,();,,(,,).,,.TP,.TP,,.,.,,θc;,θc,.3 ,、 294  ()45 、、,、、.,、、、、、.,,、.,.,,.4 [1] [2007]36.[S].,2007[2] [2007]183.:[S]..2007[3] .[R].:,2006[4] ,.[M].:,2003[5] ,,.[M].:,2002ACCOUNTINGANDAUDITINGPRINCIPLESFORGENERALEMMISSIONREDUCTIONBYACTIVESLUDGEPROCESSING:THECASEOFLICUNWASTEWATERTREATMENTPLANTSHANDan1,2) WANGJinsheng1) LIYunsheng2) WANGChen3) WUYueying2)(1)CollegeofWaterSciences,BeijingNormalUniversity,100875,Beijing,China;2)ChineseAcademyforEnvironmentalPlanning,100012,Beijing,China;3)ChinaInternationalEngineeringConsultingCorporation,100044,Beijing,China)Abstract Standardizationandtechnicalinnovationisthebasisforscientificreductionoftotalemission.Thispaperdealswiththecaseofasewageprocessingplant,toexaminewatercomposition,processingtechnology,treatmentprinciplesatdifferentstagesoftheproductionline,mainequipments,keyoperatingparameters,fortheentireprocessingprocedure.Thepapersummarizesmajoraccountingandauditingpointsforanurbansewageprocessingplantusingactivatedsludgeprocessing.Theoreticalfoundationandbasicdatasupportfortherealizationofscientificurbansewagetreatmentplantsandtotalemissionreductionwereprovided.Keywords activesludge;accountingandauditingprinciples;generalemissionreduction;urbanwaste-watertreatmentplant

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