本文依托热轧实验轧机项目,主要针对SIEMENS的CPU功能模板FM458在轧机控制系统中的应用进行了具体的介绍,同时阐述了AGC自动厚度控制的原理,并且介绍了FM458完成其控制时的硬件配置。 This paper relies on the hot rolling mill project, mainly for SIEMENS CPU function template FM458 in the rolling mill control system, the application of a specific introduction, at the same time describes the AGC automatic thickness control principle, and describes the FM458 to complete its control of the hardware configuration .