GB50425-2019：纺织工业环境保护设施设计标准

GB50425-2019······1

1 总则······13

2 术语和符号······14

2.1 术语······14

2.2 符号······16

3 废水处理······18

3.1 一般规定······18

3.2 格栅、筛网······18

3.3 集水池······19

3.4 水泵及水泵房······19

3.5 调节池······20

3.6 降温和保温······20

3.7 酸碱度(pH 值)调整······21

3.8 预沉池······21

3.9 高浓度废水处理······22

3.10 消泡措施······22

3.11 有毒有害物质预处理······22

3.12 药剂系统······23

3.13 供氧设施和风机房······24

3.14 污泥脱水······25

3.15 印染废水处理······26

3.16 纺织染整前处理废水处理······29

3.17 浆粕、粘胶纤维废水处理······31

3.18 腈纶废水处理······33

3.19 聚酯废水处理······34

3.20 锦纶、氨纶、丙纶废水处理······34

3.21 废水处理厂(站)的的选址和总体布置······34

4 废水深度处理及回用······37

4.1 一般规定······37

4.2 回用水水源及原水水质······37

4.3 回用水用途和水质标准······38

4.4 回用水系统······38

4.5 回用水处理系统······40

4.6 强氧化和曝气生物滤池工艺······40

4.7 MBR 膜生物处理工艺······41

4.8 离子交换······42

4.9 微滤/超滤······43

4.10 纳滤/反渗透······43

5 废气处理······45

5.1 一般规定······45

5.2 粘胶纤维厂废气处理······45

5.3 腈纶厂废气处理······46

5.4 涤纶厂废气处理······46

5.5 锦纶厂废气处理······47

5.6 氨纶厂废气处理······47

5.7 染整废气处理······47

6 固体废弃物的处置与利用······48

6.1 一般规定······48

6.2 处置和利用······48

7 噪声控制······51

7.1 一般规定······51

7.2 噪声控制······51

7.3 噪声控制措施······52

8 绿化······55

8.1 一般规定······55

8.2 绿化布置······55

本标准用词说明······57

引用标准名录······58

附:条文说明······59

1 总则······63

3 废水处理······64

3.1 一般规定······64

3.2 格栅、筛网······64

3.3 集水池······64

3.4 水泵及水泵房······64

3.5 调节池······65

3.7 酸碱度(pH 值)调整······65

3.8 预沉淀······65

3.11 有毒有害物质预处理······65

3.12 药剂系统······66

3.13 供氧设施和风机房······66

3.14 污泥脱水······66

3.15 印染废水处理······67

3.17 浆粕、粘胶纤维废水处理······68

3.18 腈纶废水处理······71

3.19 聚酯废水处理······72

3.20 锦纶、氨纶、丙纶废水处理······72

3.21 废水处理厂(站)的选址和总体布置······73

4 废水深度处理及回用······74

4.1 一般规定······74

4.2 回用水水源及原水水质······74

4.3 回用水用途和水质标准······74

4.4 回用水系统······75

4.5 回用水处理系统······76

4.7 MBR 膜生物处理工艺······78

5 废气处理······79

5.1 一般规定······79

5.2 粘胶纤维厂废气处理······79

5.3 腈纶厂废气处理······80

6 固体废弃物的处置与利用······81

6.1 一般规定······81

6.2 处置和利用······82

7 噪声控制······84

7.1 一般规定······84

7.2 噪声控制······84

7.3 噪声控制措施······84

8 绿化······86

8.1 一般规定······86

8.2 绿化布置······86