Introduction
The document discusses the implementation of integrated spark extinguishing systems specifically designed for fast-running planers in planing mills. These systems are crucial for mitigating fire risks associated with high-speed production and automation.

Fire Risk in Planing Mills
Planing mills face significant fire risks due to the potential ignition of wood pieces by frictional heat, especially at increased production speeds. The reduction of operational personnel due to automation further exacerbates this risk.

Fire Detection and Extinguishing Systems
The GreCon system combines early fire detection with automatic extinguishment to effectively manage fire risks. Key components include:

• Spark Extinguishment: Utilizes water extinguishment in exhaust pipes and planer cabins, employing a new water spray technique to minimize water usage.
• Optical Sensors: Installed under rollers to monitor the interior space and activate extinguishing devices when necessary.
• Spark Detectors: Positioned in exhaust pipes to activate water extinguishing devices upon spark detection, protecting downstream filters.
• Flame Detectors: Monitor transport levels, motors, and driving gear, activating protective machine extinguishment upon flame detection.

System Activation and Control
The system allows for manual activation of water extinguishing devices via push-button keys located outside the cabin, enabling operators to respond promptly to fire situations.

Conclusion
The integrated spark extinguishing systems by GreCon provide a comprehensive solution to fire risks in planing mills, enhancing safety and minimizing production downtime.