济南钢铁集团总公司第一炼铁厂热风炉风温较低，成为制约高炉技术经济指标提高的瓶颈。
The blast temperature is low in the first iron mill of jinan Iron and Steel Group Co… It becomes bottleneck of conditioning technique and economic target to elevate the blast furnace.
介绍了炼铁生产中热风炉常见问题及解决问题的方法，提出了在设计和维护处理中的预防措施。
Occurring problems of hot blast stoves in iron-smelting production and ways of solving problem are introduced. Meanwhile, the preventive measures in the design and vindication handing are put forward.
热风炉是高炉炼铁生产过程中的重要辅助设备，其性能的优劣直接影响到自身和高炉的正常运行、利用效率以及使用寿命。
Hot blast stove is an important assistant equipment during the blast furnace smelting, whose performance could influence its running normally, use efficiency and lifespan as well hot blast stove.
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