GBT50491-2018······1
1 总则······13
2 术语······14
3 基本规定······17
4 设计基础资料······19
4.1 现场条件······19
4.2 原料······19
4.3 粘结剂······19
4.4 添加剂······20
4.5 燃料······20
4.6 产品······20
4.7 工厂设计能力及作业率······21
4.8 球团试验······21
5 球团工艺······22
5.1 工艺流程······22
5.2 原料、粘结剂、添加剂的准备和处理······22
5.3 燃料的准备和处理······23
5.4 配料和混合······26
5.5 造球及生球筛分······27
5.6 球团干燥、预热、焙烧、冷却······28
5.7 工艺气流系统······35
5.8 工艺烟气净化······36
5.9 球团矿筛分和储运······37
5.10 可回收料处理······37
6 球团设备······38
6.1 原料预处理设备······38
6.2 精矿干燥设备······38
6.3 配料和混合设备······38
6.4 造球及生球筛分和布料设备······39
6.5 球团干燥、预热、烧烧、冷却设备······40
6.6 工艺风机和除尘报······42
6.7 工艺烟气净化设备······43
7 电气与自动化······44
7.1 电气······44
7.2 自动化······45
8 辅助设施······46
8.1 除尘、通风、采暖、空调······46
8.2 给水、排水······47
8.3 压缩空气和氮气······48
8.4 建筑与结构······49
9 计量、检化验与试验······51
9.1 计量······51
9.2 检化验······52
9.3 试验······53
10 维修检修······54
11 节能与环境保护······55
11.1 节能······55
11.2 环境保护······55
12 安全、职业卫生与消防······57
12.1 一般规定······57
12.2 安全······57
12.3 职业卫生······57
12.4 消防······58
本标准用词说明······59
引用标准名录······60
附: 条文说明······61
1 总则······65
3 基本规定······66
4 设计基础资料······68
4.1 现场条件······68
4.2 原料······68
4.3 粘结剂······68
4.4 添加剂······69
4.5 燃料······69
4.6 产品······69
4.7 工厂设计能力及作业率······69
4.8 球团试验······70
5 球团工艺······71
5.1 工艺流程······71
5.2 原料、粘结剂、添加剂的准备和处理······71
5.3 燃料的准备和处理······72
5.4 配料和混合······73
5.5 造球及生球筛分······74
5.6 球团干燥、预热、烧烧、冷却······75
5.7 工艺气流系统······80
5.8 工艺烟气净化······80
5.9 球团矿筛分和储运······81
5.10 可回收料处理······81
6 球团设备······82
6.1 原料预处理设备······82
6.2 精矿干燥设备······82
6.3 配料和混合设备······82
6.4 造球及生球筛分和布料设备······82
6.5 球团干燥、预热、熔烧、冷却设备······83
6.7 工艺烟气净化设备······83
7 电气与自动化······84
7.1 电气······84
7.2 自动化······84
8 辅助设施······90
8.1 除尘、通风、采暖、空调······90
8.2 给水、排水······91
8.3 压缩空气和氮气······92
8.4 建筑与结构······92
9 计量、检化验与试验······93
9.1 计量······93
9.2 检化验······93
9.3 试验······95
10 维修检修······96
11 节能与环境保护······98
11.1 节能······98
11.2 环境保护······98
12 安全、职业卫生与消防······99
12.2 安全······99
12.3 职业卫生······99
12.4 消防······100
