八辊五机架冷连轧机液压压下控制系统控制效能的提高  

Control effect improvement of hydraulic screwdown control system for 8-high 5-stand tandem cold mill

作　　者：王晓晨[1] 杨荃[1] 彭鹏[1] 刘天武[1] 孙文权[1] 

机构地区：[1]北京科技大学高效轧制国家工程研究中心,北京100083

出　　处：《冶金自动化》2009年第5期22-27,53,共7页Metallurgical Industry Automation

基　　金："十一五"国家科技支撑计划专题"高品质薄板板形控制技术"(2006BAE03A13)

摘　　要：针对河北中钢钢铁有限公司1 250 mm五机架全连续冷连轧机组液压系统设备状态在生产过程中发生的变化,并根据八辊轧机压下执行机构的特点,对该机组液压压下控制系统进行优化。在优化工作中,对原有控制系统进行调整,并新设计与投入了多个控制环节与补偿环节。优化后的系统投入使用后,取得了良好效果,成功解决了生产中存在的压下问题,为提高产品的控制精度奠定了坚实基础。Because equipment conditions of hydraulic screwdown system in 1250 mm 8-high 5-stand continuous tandem cold mill of Hebei Zhongsteel Iron and Steel Co.,Ltd.changed in production process,the hydraulic screwdown control system was optimized according to character of screwdown actuactor of this 8-high mill.In optimization operation,original control system was adjusted,and several control units and compensation units were designed.After optimizing control system was put into use,good effect was obtained,screwdown problems existed in production were successfully solved,and solid base was laid for improvement of control accuracy of products.

关 键 词：冷连轧机 液压压下控制系统 位置闭环 压力闭环 

分 类 号：TG333[金属学及工艺—金属压力加工]