Dissolving tank control Figure 1 shows the main monitoring and control functions of the Kraft mill’s recovery boiler. The following article concerns dissolving tank control in green liquor production. The function of the dissolving tank is to dissolve smelt coming from the recovery boiler into weak wash liquor, simultaneously ensuring its high quality for
Authors & references
Professor Emeritus Kauko Leiviskä, University of Oulu
Pyörälä, K. 2000. Improved causticizing control by digital green liquor TTA measurement. In: Pulp and Paper International Conference. Sao Paolo, October 23–26. 7 p.
Dissolving tank density control. Product application sheet. Foxboro. 1998.
FITNIR. Recovery boiler smelt dissolving tank optimization with on-line FT-NIR liquor composition measurements. Application Note. [Online] Available from: https://fitnir.com/wp-content/uploads/2015/10/FITNIR_Overview-Brochure_LRS_V2-092015.pdf [Accessed 24th September 2019].
Ontero, J., Leiviskä, K. and Uronen, P. 1987. Green liquor dissolving and slaking studies. Oulun yliopisto, Prosessitekniikan osasto. Report 104. 13 p. (In Finnish).
Coyle, I., Russell, S., Rajbhandari, V., Leclerc, M. and Laurier, M. 2013. Improving Smelt Dissolving Tank TTA Control at Zellstoff-Celgar. PACWEST 2013 Conference, Sun Peaks, B.C., June 2013.
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