GB51020-2014：铝电解厂通风除尘与烟气净化设计规范

本规范共分9章,主要技术内容是:总则、术语、通风除尘基本规定、电解生产系统、炭素生产系统、辅助及附属设施、烟气净化基本规定、电解烟气净化、焙烧烟气净化。

GB51020-2014······1

1 总 则······11

2 术 语······12

3 通风除尘基本规定······14

3.1 通风······14

3.2 除尘······16

3.3 通风除尘设备······17

3.4 风管及其他······18

3.5 自动控制······20

3.6 消声与隔振······20

4 电解生产系统······22

4.1 电解车间······22

4.2 残极冷却间······22

4.3 铸造车间······22

4.4 抬包清理间······23

4.5 阳极组装······23

4.6 电解槽修理及辅修······25

4.7 氧化铝及氟化盐储运······25

4.8 配电装置······25

4.9 整流所······27

5 炭素生产系统······28

5.1 原料仓库······28

5.2 沥青熔化······28

5.3 煅烧······28

5.4 生阳极、生阴极制造······29

5.5 焙烧及炭块转运······30

5.6 返回料处理······30

5.7 石墨化······31

5.8 机械加工······31

6 辅助及附属设施······32

6.1 给排水设施······32

6.2 动力设施······33

6.3 公用设施及附属建筑······33

7 烟气净化基本规定······34

7.1 总体配置······34

7.2 氧化铝输送和计量······34

7.3 净化设备······34

7.4 排烟管道······37

7.5 烟囱······38

7.6 运行检测和控制······38

7.7 安全设施······40

8 电解烟气净化······42

8.1 污染物种类、排放量及净化效率······42

8.2 总体配置······42

8.3 基本设计参数······43

8.4 排烟系统及设备······43

9 焙烧烟气净化······46

9.1 焙烧烟气污染物及排放量······46

9.2 焙烧烟气净化系统······47

9.3 焙烧烟气净化系统管道及设备配置······49

本规范用词说明······51

引用标准名录······52

附:条文说明······53

1 总则······57

2 术 语······58

3 通风除尘基本规定······59

3.1 通风······59

3.2 除尘······60

3.3 通风除尘设备······61

3.4 风管及其他······61

3.5 自动控制······63

3.6 消声与隔振······63

4 电解生产系统······65

4.1 电解车间······65

4.2 残极冷却间······66

4.3 铸造车间······66

4.4 抬包清理间······67

4.5 阳极组装······67

4.6 电解槽修理及辅修······70

4.7 氧化铝及氟化盐储运······70

4.8 配电装置······71

4.9 整流所······73

5 炭素生产系统······74

5.1 原料仓库······74

5.2 沥青熔化······74

5.3 煅烧······75

5.4 生阳极、生阴极制造······75

5.5 焙烧及炭块转运······76

5.6 返回料处理······76

5.7 石墨化······77

5.8 机械加工······77

6 辅助及附属设施······78

6.1 给排水设施······78

6.2 动力设施······78

6.3 公用设施及附属建筑······79

7 烟气净化基本规定······80

7.1 总体配置······80

7.2 氧化铝输送和计量······81

7.3 净化设备······82

7.4 排烟管道······83

7.5 烟囱······83

7.6 运行检测和控制······84

7.7 安全设施······84

8 电解烟气净化······85

8.1 污染物种类、排放量及净化效率······85

8.2 总体配置······86

8.3 基本设计参数······86

8.4 排烟系统及设备······87

9 焙烧烟气净化······89

9.l 焙烧烟气污染物及排放量······89

9.2 焙烧烟气净化系统······89

9.3 焙烧烟气净化系统管道及设备配置······93