In the wood industry, medium density fiberboard (MDF) production is one of the branches with the highest energy consumption. Therefore, energy efficiency applications are important for this sector. 

As an output of the energy audit, the Yildiz Entegre Kartepe plant wanted to increase the energy efficiency of their furnaces within the impregnation process because of using the Eff-DRY relative humidity automation control system.  

Siemens service experts have a tremendous amount of knowledge on MDF productions and impregnation processes. Their retrofit projects are well known by the wood sector manufacturers.  

Related to the above, the customer chose Siemens as their partner to provide a suitable solution for their impregnation furnaces.

Siemens service experts offered the following energy saving automation system for the customers five impregnation furnaces. 

Instruments: 

• Temperature gauges (Siemens FK / TP200) 
• Flow meters (Kimo L Type Pitot Tube & Siemens QBM3120-10) 
• Differential pressure gauges (Siemens QBM3120-10) 
• Relative humidity sensors (KIMO FT) 
• Damper positioners (Siemens GAP196) 

Technical Solution in detail: 

• SIMATIC S7-300 PLC and ET200 IO station 
• Eff-DRY automation algorithm (PLC) & HMI programming 
• Pressure & temperature transmitters 
• Pitot tubes and relative humidity meters 
• Measurement and verification

Yıldız Entegre is one of the 30 largest industrial companies in Turkey. It is among the top 10 companies in the forest products sector in the world. Yıldız Entegre, which carries out its works in a total of 7 production facilities and an established area of 1.725.000 m², with the principle of "respect for nature and people", has a total plate production capacity of 12.000 m3/day. Yıldız Entegre Turkey manufactures MDF, MDFlam, chipboard, chipboard, laminate flooring, painted board (MDF, chipboard), cover panel, lacquer panel, matt lacquer panel, MDF door, door panel, impregnated decor paper and glue.