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本文叙述了莱钢750m~3高炉炉顶部分PLC控制系统的硬件配置、通讯关系以及控制特点,论述了无料钟炉顶装料、布料的控制。
This article describes the hardware configuration, communication and control features of PLC control system in 750m ~ 3 blast furnace roof of Laiwu Iron and Steel Co., Ltd., and discusses the control of unloading bell top loading and fabric.