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:2010-02-02:张占锋(1981-),男,助工,从事水处理工作1CASS(,014100):CASS,CASS,CASS,:CASS;;;:X70311:A:1007-0370(2010)02-0097-03CASSPROCESSINDEALINGWITHLOWTEMPERATURESINTHEAPPLICATIONOFDOMESTICSEWAGEZHANGZhanfeng(TumoteyouqiSewageTreatmentPlant,InnerMongolia014100)Abstrac:tInthispaper,CASSprocessastheresearchobject,CASSProcessfocusonthefeasibilityoflow-temperaturedomesticsewage,inordertoCASSprocessincoldregionsofChinalaythefoundationforthepopularizationandapplication,butalsoforthelow-tem-peratureconditions,operationandmanagementofsewagetreatmentplantstohelp.Keywords:CASS;process;Low-temperaturewater;HydraulicretentiontimeSludgeload40e,10e(CASS)CASS,,CASS,CASS11.1试验工艺流程化粪池y提升泵y储水箱y计量泵yCASS装置y出水1.1.1,PVC,80L,1.2试验装置1,CASS,,:L@B@H=930mm@32mm@410mm,118L)97)CASS1.3装置自动控制系统介绍PLC,,,,,,CASS,,,CASS,CASS,1:1CASS1CASSCASSCASS22.1污泥接种与培养,CASS24h,,CASS-,,,2.2CODcr去除效果分析2.2.1:-4~12e;:5~9e:HRT=10.8h,16h,20h:T=215-296min():Q=160-87ml/min:Q1=34.4-20.8L:1/3-1/4,(HRT)(HRT=10.8h,16h,20h),HRT=20h180min240min2.2.22:HRT=10.8h,CODcr,CODcr620~1218mg/L,122~211mg/L,74%~89%,,MLSS=2.487~5.678g/L,,=0.688~1.10kgCOD/(kgMLSS.d),HRT=16.0h,,CODcr610~930mg/L,CODcr90~115mg/L,85%~91%,Ns0.24~0.39kgCODcr/(kgMLSS.d),,,MLSS2.985~4.13g/L:,HRT=16h20h,,,)98)222201042CODcr()HRTheCODcrmg/LCODcrmg/LSV%SVIMLSSg/LCODcrkgCOD/kgMLSS.d%10.8-2~11823221623.9321581.0673-1~10809137802.4873211.183-1~12982225603.5341700.94677-2~10832143564.0911360.6458316.0-3~560991493.7681300.34485-3~797090513.6951400.559910~8898113594.0851410.473870~1092895593.8431530.5169020.01~5798115553.561540.34086-4~1358596623.7061670.34084-1~1381383684.5571490.248905~12107191713.9621790.393922.3BOD5去除效果分析BOD5:,(BOD5/CODcr=0.5),,,2,,BOD515mg/L,,CODcr,,CODcr2.4悬浮物(SS)去除效果分析,,,,,;,,,,CASS,SS,SS100mg/L,SS10mg/L,CASS,,,33.1低温对CASS工艺处理生活污水的影响:CASS,,,CODcr5%,CASS,,SVSVI,,3.2实验观察和理论分析CASSSVSVIMLSS,,,CASS[1]穆瑞林1/寒冷地区城市污水处理工程设计01现代废水处理实用技术,19971[2]张自杰1环境工程手册水污染防治卷1高等教育出版社1[3]/寒冷地区污水活性污泥法处理设计规范0,(报批稿)5中国工程建设标准化协会批准61[4]柏景芳1/美国CASS法城市废水处理技术0,国外环境科学技术,1995,(1)1)99)CASS