板带轧制数字化技术进步与发展趋势  

Developments and prospects of digital technique in strip rolling process

作　　者：张殿华[1] 丁成砚 王云龙 陈上 彭文[1] 孙杰[1] ZHANG Dianhua;DING Chengyan;WANG Yunlong;CHEN Shang;PENG Wen;SUN Jie(State Key Laboratory of Rolling and Automation,Northeastern University,Shenyang 110819,China)

机构地区：[1]东北大学轧制技术及连轧自动化国家重点实验室,辽宁沈阳110819

出　　处：《轧钢》2024年第5期51-65,共15页Steel Rolling

基　　金：国家重点研发计划项目(2022YFB3304800)。

摘　　要：板带材轧制过程的各工序都已达到较高控制水平,但工序耦合和工况复杂性限制了产品质量及生产效率的提升。如何提高模型精度与复杂工况的动态适应能力,实现工序内和工序间的各层次协调优化,是本领域面临的挑战性问题。数字化技术对提升产品质量和生产效率、降低成本、减少排放等具有重要作用,是推动钢铁企业转型升级发展、持续提升竞争力的关键。首先,分析了轧制过程的特点以及数字化升级的解决方案,提出了以工业互联网为载体、以智能感知和动态数字孪生为基础、以全流程多工序协调优化控制为核心、以信息物理系统(CPS)为支撑的板带轧制过程数字化升级的总体架构。随后,梳理了板带轧制过程中工业互联网、数字孪生模型、全流程协调优化和信息物理系统4个方面的数字化发展现状。最后,基于数字化发展现状,对板带轧制数字化技术的发展方向进行了展望。The various processes involved in strip rolling have reached a high level of control.However,the complexity of process coupling and operating conditions limit the improvement of product quality and production efficiency.Enhancing model accuracy and dynamic adaptability to complex operating conditions,as well as achieving coordinated optimization within and between processes,pose challenging issues in strip rolling.Digital techniques play a crucial role in improving product quality,enhancing production efficiency,reducing costs,and minimizing emissions.They are key drivers for the transformation and upgrading of steel enterprises,continuously enhancing competitiveness.Firstly,the characteristics of the strip rolling process and proposes solutions for digital upgrades were analyzed.An overall framework for the digital upgrading of the strip rolling process,which consists of industrial internet,intelligent perception and dynamic digital twins,whole-process multi-process coordinated optimization,and cyber physical system(CPS),was presented.Subsequently,the current development status of strip rolling process intelligence from four aspects,i.e.industrial internet,digital twin models,whole-process coordinated optimization,and CPS,were reviewed.Finally,based on the current status of digital development,prospects for the future development direction of digital technologies in strip rolling were provided.

关 键 词：板带轧制 数字化技术 工业互联网 动态数字孪生 全流程协调优化 信息物理系统 

分 类 号：TG335.5[金属学及工艺—金属压力加工]