高浓度木薯酒糟废液治理工程实例

高浓度木薯酒糟废液治理工程实例高浓度木薯酒糟废液治理工程实例王菁1,杨淑英1,孙洪涛1,于晶2(1.山东省环境保护科学研究设计院,山东济南250013;2.济南市环境保护科学研究所,山东济南250014)摘要:采用固液分离/UASB/SBR工艺处理高浓度木薯酒糟废液,运行实践表明,该工艺具有处理效果稳定可靠、对有机物去除率高、沼气产量大等特点,出水水质可达到《污水综合排放标准》(GB8978—1996)中酒精行业二级排放标准。另外通过回收沼气可抵消运行成本,获得可观的经济效益。关键词:高浓度木薯酒糟废液;固液分离;UASB;好氧处理;沼气回收中图分类号:X703.1文献标识码:C文章编号:1000-4602(2007)12-0058-04CaseStudyofHigh-concentrationCassava-alcoholWastewaterTreatmentWANGJing1,YANGShu-ying1,SUNHong-tao1,YUJing2(1.ShandongAcademyofEnvironmentalSciences,Jinan250013,China;2.JinanScientificResearchInstituteofEnvironmentalProtection,Jinan250014,China)Abstract:Thesolid-liquidseparation/UASB/SBRprocesswasusedtotreathigh-concentrationcassava-alcoholwastewater.Therunningpracticeindicatesthattheprocesshassteadyandreliabletreat-menteffect,highorganicremovalrateandhighmarshgasproductionrate.Theeffluentqualitycana-chievethesecondclasscriteriaspecifiedinIntegratedWastewaterDischargeStandard(GB8978-1996).Therecoveryofmarshgascancompensatefortheoperationcost,andaconsiderableeconomicben