某精细化工企业废水处理工程实例
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毕道文
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A project case of wastewater treatment in a fine chemical enterprise
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Daowen BI
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表2 废水处理系统各单元出水水质
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Table 2 Effluent quality of each unit of wastewater treatment system
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| 处理单元 | pH | COD | 总盐 | 氨氮 | 总氮 | 总磷 | 甲苯 | 二甲苯 | DMF | 二氯甲烷 |
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| 冷凝液收集池 | 8~9 | ≤16 000 | ≤5 000 | ≤300 | ≤400 | ≤60 | ≤30 | ≤8 | ≤40 | ≤5 | | Fenton出水收集池 | 6~9 | ≤12 000 | ≤4 000 | ≤300 | ≤400 | ≤40 | ≤3 | ≤1 | ≤30 | ≤3 | | 综合调节池 | 6~9 | ≤2 000 | ≤1 300 | ≤55 | ≤82 | ≤8 | ≤0.3 | ≤0.1 | ≤2 | ≤0.2 | | 水解酸化池 | 6~9 | ≤1 800 | ≤1 300 | ≤60 | ≤70 | ≤8 | ≤0.25 | ≤0.1 | ≤2 | ≤0.2 | | 两级A/O+混凝沉淀池 | 6~9 | ≤300 | ≤1 300 | ≤10 | ≤20 | ≤2 | ≤0.1 | ≤0.1 | ≤1.5 | ≤0.1 | | 排放标准 | 6~9 | 500 | 10 000 | 35 | 50 | 3 | 0.1 | 0.4 | 2 | 0.2 |
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