GB51388-2020：镍冶炼厂工艺设计标准

GB51388-2020······1

1 总则······11

2 术语······12

3 原料、辅助材料、燃料及熔剂······15

3.1 原料······15

3.2 辅助材料······15

3.3 燃料······16

3.4 熔剂······18

4 物料贮存与准备······19

4.1 物料贮存······19

4.2 物料准备······21

5 硫化铜镍精矿冶炼工艺······26

5.1 造锍熔炼······26

5.2 镍锍吹炼······28

5.3 高镍锍磨浮······30

5.4 镍电解精炼······31

5.5 高镍锍湿法精炼······33

6 氧化镍矿冶炼工艺······37

6.1 氧化镍矿火法冶炼······37

6.2 氧化镍矿湿法冶炼······40

7 其他有价金属回收······45

7.1 一般规定······45

7.2 铜回收······45

7.3 钴回收······45

7.4 贵金属回收······45

8 镍冶炼三废处理······46

8.1 废渣······46

8.2 废水······46

8.3 废气······47

9 冶金计算······48

10 总平面和车间配置······49

10.1 一般规定······49

10.2 物料贮存与准备······50

10.3 硫化铜镍精矿火法冶炼······51

10.4 氧化镍矿火法冶炼······51

10.5 镍湿法冶炼······52

11 辅助生产设施······55

本标准用词说明······56

引用标准名录······57

附：条文说明······59

1 总则······63

2 术语······64

3 原料、辅助材料、燃料及熔剂······65

3.1 原料······65

3.2 辅助材料······66

3.3 燃料······66

3.4 熔剂······66

4 物料贮存与准备······68

4.1 物料贮存······68

4.2 物料准备······69

5 硫化铜镍精矿冶炼工艺······74

5.1 造锍熔炼······74

5.2 镍锍吹炼······76

5.4 镍电解精炼······78

5.5 高镍锍湿法精炼······78

6 氧化镍矿冶炼工艺······81

6.1 氧化镍矿火法冶炼······81

6.2 氧化镍矿湿法冶炼······83

7 其他有价金属回收······87

7.1 一般规定······87

7.2 铜回收······87

7.3 钻回收······87

7.4 贵金属回收······87

8 镍冶炼三废处理······88

8.3 废气······88

9 冶金计算······89

10 总平面和车间配置······92

10.1 一般规定······92

10.2 物料贮存与准备······92

10.3 硫化铜镍精矿火法冶炼······93

10.4 氧化镍矿火法冶炼······94

10.5 镍湿法冶炼······94

11 辅助生产设施······96