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作 者:徐昌伟
机构地区:[1]福建华大环保工程有限公司,福建泉州362021
出 处:《水处理技术》2012年第6期126-128,132,共4页Technology of Water Treatment
摘 要:针对树脂工艺品生产废水有机物浓度和悬浮物浓度高、成分复杂、可生化性差、难以处理达到国家排放标准等难题,同时节约水资源,设计中采用混凝沉淀对生产废水进行预处理后再与生活污水一起进行二级生化处理,生产废水与生活污水的比例为4:9,经处理后的排放废水中化学需氧量、五日生化需氧量、悬浮固体等污染物浓度分别降至51.5、8.8、18.0 mg/L,出水水质指标能够达到GB 8978污水综合排放标准和企业回用水水质要求。Taking into consideration of such problems that the resin artwork wastewater contain suspended particles with high density, complex elements and low biochemical degradation which can hardly meet the national discharge standard, the coagulation tank was used to pretrea it, and then, the production wastewater and the domestic sewage of the factory were treated together with the secondary treatment processes of the contact aeration tank and the disinfectant tank, the ratio of the water was 4:9, as a result, the concentration of the COD,BOD5 and SS in the effluent reuced to 51.5 rag/L,8.8 mg/L and 18.0 mg/L ,respectively, the effluent met to the national discharge standard GB8978 and it was suitable for recycle.
分 类 号:X783[环境科学与工程—环境工程]
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