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BlueScope钢铁公司的3500mm厚板轧机由一台四辊的可逆粗轧机和一台四辊的可逆精轧机组成,两台轧机均采用电动压下和液压压下组合控制。由于其液压厚度控制系统(HAGC)现有的PLC系统已经过时,Hatch IAS公司在2008年5月对其完成了升级改造。主要包括:①替换现有的HAGC系统,同时保
BlueScope Steel’s 3500mm thick plate mills consist of a four-roll reversing roughing mill and a four-roll reversing finishing mill, both powered by electric and hydraulic presses. Due to the outdated PLC system of its hydraulic thickness control system (HAGC), Hatch IAS completed its upgrade in May 2008. Include: ① replace the existing HAGC system, while Paul