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连续崩料的处理？

问答题

2021-12-25 14:27

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正确答案

1、迅速停氧停煤，相应减轻焦炭负荷
2、高压转常压操作，相应减少风量到不崩为止
3、集中加净焦5-15批，改善料柱透气性和提高炉温
4、炉温充足时可出铁后进行坐料，然后休风堵部分风口，少量回风。
5、加强出铁出渣工作，尽量出净渣铁，涌渣的风口可在外部喷水，强制冷却，防止烧穿，赢得恢复时间
6、崩料制止、炉温回升、下料正常、非崩料部分炉料下到炉腰以后，根据顺行情况逐步恢复风量，然后调整焦碳负荷，相应恢复风温和喷煤；恢复时注意控制在规定水平的下限；必要时短时间可采取适当疏通边缘的装料制度，待风量正常后再酌情恢复。

试题解析

标签：高炉炉前工连铸工考试

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