合钢高炉集散控制系统

THE DISCRETE CONTROL SYSTEM OF HEFEI IRON AND STEEL COMPANY’S BLAST FURNACE

论述了合钢公司３号高炉集散控制系统的设计目标、方案选择和功能实现。着重讨论了现场总线Ｌ２网、控制策略、显示策略、ＰＬＣ系统。该集散控制系统运行可靠，性能价格比高，完全满足工艺要求。对国内同类型高炉的集散控制系统有参考价值。

This paper discusses the design destination,plan selection and function realization of the discrete control system of Hefei Iron and Steel Company's No.3 Blast Furnace. The L2 network, control strategy,display strategy and PLC system are introduced maingly.The system runs reliably and has a good function with low investment.The system meets requirements of production process, and can be applied to the same kind of other blast furnaces in China.