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本文主要介绍了莱钢集团12000m3/h的外压缩低压流程的深冷装置控制系统的硬件、软件配置,重点介绍了多段折线函数、喘振盘旋功能、温度补偿、最低负荷启停车、产品氧、氮纯度自适应调节、空分卸载全流程“0”操作等先进的动态全流程自适应调整技术。该系统控制理念先进、自适应调节可靠性高,系统运行稳定、高效。
This paper mainly introduces the hardware and software configuration of cryogenic plant control system of Laiwu Iron and Steel Group 12000m3 / h external compression low pressure process, mainly introduces the multi-section polyline function, surge hoisting function, temperature compensation, minimum load start and stop, oxygen product, Nitrogen purity adaptive adjustment, air separation unloading whole process “0 ” operation and other advanced dynamic process adaptive adjustment technology. The system has advanced control concepts, high reliability adaptive adjustment, stable and efficient system operation.