Case Study: Stora Enso Oulu Mill achieves better lime kiln visibility and real-time flame monitoring with Valmet Visible Thermal Imaging System

Stora Enso Oulu Mill cuts kiln troubleshooting time with Valmet after a 20°C temperature fix

Stora Enso Oulu Mill in Finland faced a challenge in its lime kiln operations, needing better visibility of the flame and real-time temperature monitoring during startups and operation. To address this, the mill turned to vendor Valmet for a solution, selecting the Valmet Visible Thermal Imaging System.

Valmet implemented a system consisting of a rugged high-definition camera and a high-resolution thermal sensor. This provided operators with unparalleled image quality and real-time monitoring capabilities. The solution delivered significant results, including the ability to see disruptive lime dust during unplanned shutdown restarts and to troubleshoot problems effectively. Valmet's system helped identify a misassembled burner that was causing abnormal temperatures, leading to a quick correction and a return to normal operation. The camera system met all expectations and required minimal maintenance.

Stora Enso Oulu Mill