对铅锌矿冶炼厂生产作业进行自动化技术改造，通过上位机与下位机的有机结合，对精矿冶炼过程中的电极电流进行控制，实现熔炉温度控制，解决了传统手法可测不可控的难题。
Through a combination of upper and lower engines, the electrode current in the smelting process is controlled to achieve the purpose of controlling the temperature of smelting furnace.
介绍一种用可编程控制器实现的黄磷炉电极升降自动控制系统，并详细叙述该系统软硬件设计原理及其功能。
An automatic control system for the lift of electrodes in the yellow phosphorus furnace realized by a programmable controller is described.
介绍了带死区的开关量控制在大型曲轴电渣溶铸中驱动电动机，以实现自耗电极的自动进给要求。
It is presented that the switch control with dead limits drives a motor to accomplish the control requirement of automatic feeding of cousumable electrode in electroslag casting of heavy crankshaft.
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