Application of Open System to Process Automation in Iron- and-steel making

Nippon Steel Corporation led the steel industry in adopting general-purpose personal computers and operating systems as process computer systems for automatic optimal control and developing the middleware NS SEMI SYSTEM in the activity of open system solution. The enhancement of middleware function has made the extension of adopting process field. Nowadays, the renewals of process computers projects mostly have adopted the middleware and great cost reduction has been achieved. The open system application technology including PLC and DCS fields is accumulating and the middleware and support tools originally developed as well are shared with all works. The middleware has been adopted not only in the steel industry including overseas but also in other industries. To keep up with various needs quickly, Nippon Steel Corporation is promoting open system solution activities and development on the latest open system technology.