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(一)概况 昆钢2号高炉(原炉容201米~3),在1980年度大修中,容积扩大为254米~3,并且还因为我公司对制造旧式钟室炉顶的大小盖拉杆及大钟漏斗有困难,以及炉内煤气利用率很差,气流长期中心不透的状况需要解决,所以还新上了由我公司自己设计、制造和安装的简易型无料钟炉顶设备。 所谓“简易型”是指与“PW”型无钟顶相比,溜槽传动结构的安排比较简单。这样,就克服了“PW”型无钟炉顶设计中
(1) Overview Kunming Iron and Steel No. 2 blast furnace (the original capacity of 201 meters ~ 3), in the 1980 overhaul, the volume expanded to 254 m ~ 3, but also because of my company to create the old bell-type roof cover lever and Large bell funnel difficulties, as well as the furnace gas utilization is poor, the long-term airflow impermeable situation needs to be resolved, so also the new design by our company, manufacture and installation of simple bell-less top equipment. The so-called ”simple type“ refers to the ”PW“ type bell-less compared to the chute transmission structure is relatively simple. In this way, to overcome the ”PW " clockless roof design