Φ90mm实验型四辊可逆轧机多档张力PLC控制系统

介绍了由西门子S7-300 PLC和工业PC机组成的四辊可逆实验冷轧机计算机控制系统的硬件配置和软件组成，详细说明了该系统的过程数据测量、多档张力控制、监控与数据采集和以此为基础构成的实验计算机系统。
[关键词]实验轧机；可编程控制器；多档张力控制；
Multilevel-tension PLC control system of Φ90mm reversible experimental four high mill
JIN Long-guo （Dept of information engineering Qingdao vocational and technical college Qingdao, Shandong, 266555） YU Hui-min (Dept of Automation control, Benxi College of Metallurgy, Benxi , Liaoning , 117022 ) HAN Zhao (Dept of electric. Metallurgy dregs of Benxi Iron and steel Co, Benxi , Liaoning , 117021 ) Abstract: This paper first introduces the hardware and software configuration of a computer control system with SIEMENS S7-300 and industrial PC for a four-high reversible experimental cold mill , then particularizes the methods of process data measurement, multilevel-tension control, supervisory and data acquisition and the laboratory computer system base on the control system.
Key words: reversible cold mill ；Program logic controller；Multilevel-tension control