高炉炉身又名炉腰,是高炉直径最大的部位,使炉身和炉腹得以合理过渡。由于在炉腰部位有炉渣形成,并且粘稠的初成渣会使炉料透气性恶化,为减小煤气流的阻力,在渣量大时可适当扩大炉腰直径,但仍要使它和其他部位尺寸保持合适的比例关系,比值以取上限为宜。炉腰高度对高炉冶炼过程影响不很显著,一般只在很小范围内变动。
分析了目前高炉炉身砌砖存在的问题,提出了多头螺旋,无错台砌筑方案。
The problems in buiding blast furnace stack has been analysed. Th plan of multiple-head spiral masonry hasBeen raised.
碱金属是导致高炉料柱透气性恶化、炉况失常、频繁悬料和在炉身结瘤的一个重要原因。
Alkali metals are one of the important causes that leads to poor permeability of charge column, irregular furnace operation, frequent hanging and scaffolding in the stack.
高炉铜冷却板是高炉的重要冷却元件,安装在高炉炉体的炉腹、炉腰、炉身等部位。
Copper cooling plate is installed in the bosh, belly and shaft of blast furnace, is an important element of metallurgical blast furnace.
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