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鞍钢炼铁厂近年来,随着高炉冶炼的强化、炉顶压力的提高及风温的不断提高,热风阀损坏比较严重,更换时高炉就得休风,不但影响生产,而且浪费了大量人力和物力,在生产实践中我们逐步作了一些改进,初步解决了这个问题。 1.原有热风阀破损情况及其原因 (1) 法兰漏风。主要是高风温以后,石棉绳容
In recent years, with the enhancement of blast furnace smelting, the increase of the pressure at the top of the furnace and the continuous increase of the air temperature, the Anshan Iron and Steel Co., Ltd. suffered serious damage to the blast furnace. When the blast furnace was replaced, the blast furnace had to break off, which not only affected production but also wasted a lot of manpower and Material and material resources, we gradually made some improvements in production practices and initially solved the problem. 1. The original hot air valve damage and its causes (1) Flange air leakage. Mainly high temperature, asbestos rope capacity