A sound solution to dust

摘要

DUST ACCUMULATIONS AND resultant plugging of the duct between the generating bank and the economizer constituted a bottleneck in the process and limited the production rate of the boiler at Korsnas Frovi packaging board mill in Sweden.The duct was kept clean by a combination of four steam soot blowers,online water washing with manually operated spray nozzles in the duct,and offline water washing using the soot blowers.