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Study on treatment of restaurant wastewater
Author(s): DING Baohong, SONG Bo, HAN Yuanshan, WANG Xiaoli
Pages: 66-
68
Year: 2005
Issue:
2
Journal: TECHNIQUES AND EQUIPMENT FOR ENVIRONMENTAL POLLUTION CONTROL
Keyword: 餐饮废水; 混凝沉降; 聚硅酸铝;
Abstract: 以聚硅酸铝为混凝剂,用化学法絮凝处理餐饮废水.考查了酸度、混凝剂加入量、搅拌速度、搅拌时间、沉降时间对CODcr去除率的影响.结果表明:酸度在pH 9~11范围内,每100mL污水中聚硅酸铝加入量为0.2 mL,搅拌速度为45r/min,搅拌15 s,沉降15 min后,测上清液的化学耗氧量,CODCr去除率可达88%左右.该方法效果好、工艺简单、易于操作管理,有实际应用价值.
Citations