介紹了由西門子S7-300 PLC和工業(yè)PC機(jī)組成的四輥可逆實(shí)驗(yàn)冷軋機(jī)計(jì)算機(jī)控制系統(tǒng)的硬件配置和軟件組成，詳細(xì)說(shuō)明了該系統(tǒng)的過(guò)程數(shù)據(jù)測(cè)量、多檔張力控制、監(jiān)控與數(shù)據(jù)采集和以此為基礎(chǔ)構(gòu)成的實(shí)驗(yàn)計(jì)算機(jī)系統(tǒng)。
[關(guān)鍵詞]實(shí)驗(yàn)軋機(jī)；可編程控制器；多檔張力控制；
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