超稠油炼制污水生化处理工程设计_蔡玉颖

June2011现代化工第31卷增刊(1)ModernChemicalIndustry2011年6月超稠油炼制污水生化处理工程设计蔡玉颖(中国石油工程建设公司华东设计分公司，山东青岛266071)摘要:针对辽河石化稠油与超稠油加工污水高含油、高乳化、高CODCr、高NH3－N及高悬浮物的特点，设计了以一级水解酸化、CAST、二级水解酸化、曝气生物滤池(BAF)为核心的生化处理工艺，出水达到《辽宁省污水综合排放标准》(DB21/1627—2008)中第二类污染物新扩改一级标准。关键词:稠油加工污水;水解酸化;CAST;BAF;生化处理中图分类号:TU992.3文献标识码:A文章编号:0253－4320(2011)S1－0366－02ProjectdesignfortreatmentofsuperheavyoilrefinerywastewaterbybiologicalprocessCAIYu-ying(EastChinaBranchofChinaPetroleumEngineeringConstructionCorporation，Qingdao266071，China)Abstract:HeavyoilandsuperheavyoilrefinerywastewaterfromLiaohePetrochemicalCompanyischaracterizedbyhighdegreeofemulsificationandhighconcentrationofoil，CODCr，ammonianitrogenandsuspendedsolids．Theprojectdesignofbiochemicaltreatmentprocesswithprimaryhydrolysisacidification，CAST，secondaryhydrolysisacidificationandbiologicalaeratedfilters(BAF)asitscoreisproposedbythispaper．TheeffluentaftertreatmentcouldreachtothefirstlevelofintegratedwastewaterdischargestandardinLiaoningprovince(DB21/1627—2008)．Keywords:hea