1. Main Drive Upgrading Project of 14 # and 15 # Rolling Mills in the Second Bar and Wire Workshop of Daily Iron and Steel

(Siemens S120 series multi drive is used to upgrade the original frequency converter and optimize the control program of PCS7)

2. Rizhao Steel Unmanned Material Yard Automatic Feeding Project

(S7-400 series PLC is used to monitor the belt conveyor in the whole stock yard, and the feeding equipment is automatically selected and controlled according to the feeding path)