循环式活性污泥工艺_CASS_设计优化及运行_黄瑾

循环式活性污泥工艺_CASS_设计优化及运行_黄瑾循环式活性污泥工艺(CASS)设计优化及运行黄瑾(上海市城市建设设计研究总院，上海200125)摘要:介绍了循环式活性污泥工艺(CASS)在城镇污水处理中的设计优化及实际应用，提出了其主要特点及优化策略。结合工程运行实例，分析了其关键技术特点及优化设计的经验，给出了相关结论及建议，为今后类似工艺设计与优化运行提供了新的模式，节省了一次性投资，并实现了优化运行。关键词:循环式活性污泥法;脱氮除磷;设计优化;运行管理中图分类号:X703文献标识码:C文章编号:1000－4602(2012)14－0061－04OptimizationDesignandOperationofCyclicActivatedSludgeSystemHUANGJin(ShanghaiUrbanConstructionDesignandResearchInstitute，Shanghai200125，China)Abstract:Theoptimizationdesignandpracticalapplicationofthecyclicactivatedsludgesystem(CASS)inmunicipalsewagetreatmentwereintroduced，andthemaincharacteristicsandoptimizationstrategywerepresented．Combinedwithengineeringexamples，thekeytechnicalfeaturesanddesignex-periencewereanalyzed，someconclusionsandsuggestionsweregiven．Anewmodewasprovidedforde-signandoptimizationoperationofsimilarprocesses，theone-timeinvestmentwassaved，andtheoptimi-zationoperationwasrealized．Keywords:cyclicactivatedsludgesystem;nitrogenandphosphorusremoval;designoptimi-zation;operationmanagement循环式活性污泥法(Cy