(1981) Mannesmann DEMAG 8t AOD Converter
Automated 8-Ton Metal Refining Station with PLC Gas Control
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Technical Details
Manufacturer: Mannesmann-Demag AG
Capacity: 8 tons
Year of Manufacture: 1981
Supplier of Instrumentation & Control Systems: Fischer & Porter, Göttingen
Gas Flow Capacity: 480 Nm³/h (O₂, Ar, N₂)
Operating Pressure: 12-20 bar absolute
Temperature Control: Process Gas Components: 0 - 30°C
Refractory Zones: Up to 200°C
Process Automation:
- PLC-controlled regulation (Fischer & Porter modules)
- Automatic ratio control for gas mixtures
- Digital flow meters with local and remote signal integration
Safety Features:
- Alarm suppression for gas pressure fluctuations
- Emergency shutoff for process instability
- Integrated pressure and temperature compensation
Project Value
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