Practical Experiences From Very High Dry Solids Concentrator, 2004 International Chemical Recovery Conference

This paper discusses the practical experiences gained from a very high dry solids concentrator system installed in Botnia Joutseno mill in Joutseno, Finland. The unit is designed for 3 500 t/day virgin d.s. throughput, +80% as-fired dry solids, and is equipped with pressurized black liquor storage. The concentrator has been operational since May 2001.

Various aspects of the actual plant operation is discussed, as well as issues related to viscosity reduction, corrosion and materials selection, fouling, methanol generation and sulfur release into the NCG gases during high solids, high temperature operation..

Author: Kaila, J., Jaakkola, H., Veitola, J.
Practical Experiences From Very High Dry Solids Concentrator
Practical Experiences From Very High Dry Solids Concentrator, 2004 International Chemical Recovery Conference
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