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电解铝500KA电解槽焙烧启动方案

2.1 焙烧启动过程需要的个人劳保用品包括:....................................................................3 2.2 焙烧启动过程潜在的危险:............................................................................................4 3 人员需求: .....................................................................................................................................5 4. 主要物料、设备和工具: ............................................................................................................5 5. 物料用量......................................................................................................................................6 6. 物料标准......................................................................................................................................6 7 准备工作.......................................................................................................................................7 8 铺焦挂极.......................................................................................................................................8 9 装炉 ..............................................................................................................................................8 10、通电焙烧................................................................................................................................. 10 10.1 首批通电槽按下表时间安排升电流.............................................................................10 10.2 焙烧期间的管理............................................................................................................10 10.3 拆软连接作业................................................................................................................ 11 11 启动......................................................................................................................................... 11 11.1 启动前准备工作............................................................................................................. 11 11.2 启动原则...................................................................................................................... 11 11.3 启动................................................................................................................................12 11.4 灌铝..............................................................................................................................12 12 启动后期管理.......................................................................................................................13 12.1 启动后电压调整.............................................................................................................13 12.2 降电压注意事项............................................................................................................13 12.3 启动后分子比调整........................................................................................................14 12.4 两水平保持....................................................................................................................14 13 焙烧启动期间数据的测量.....................................................................................................14 13.1 焙烧温度........................................................................................................................14 13.2 阳极电流分布.................................................................................................................14 13.3 阴极电流分布................................................................................................................15 13.4 炉底钢板温度................................................................................................................15 13.5 阴极钢棒棒头、侧壁温度............................................................................................15 13.6 电解质温度、两水平测量............................................................................................15 附录 1:500 kA 预焙槽通电焙烧启动中出现异常情况的应急措施.........................................16 附录 2:分流器与软连接..............................................................................................................18 1)分流器安装示意图........................................................................................................... 18 2)分流器单体图................................................................................................................... 19 3)软连接示意图................................................................................................................... 20
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