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Wood handling control
After reading this article you will..
- learn the basic principles of debarking control.
Process control and automation
- Introduction to process control and automation
- Development of process automation
- Fibre process automation
- Chemical recovery as a control object
- Advances in paper machine automation
- Paper machine as a dynamical system
- Tasks in paper machine control and management
- Control of stock flow concentration and quality
- Machine direction control
- Cross-directional control – The static optimisation
- Cross-directional control – Dynamics
- Cross-directional control – further aspects
- Controlling functional paper properties
- Managing grade chances in the paper machine
- Managing disturbances caused by broke and recovered solids
- Millwide systems
- Modelling and control methods
Authors & references
Authors:
Ari Isokangas, University of Oulu
References:
- Koskinen, K. 1999. Wood handling applications. In Gullichsen J & Fogelholm C-J (eds.) Papermaking Science and Technology, Book 6A. Chemical pulping. Helsinki, Fapet Oy:331–491.
- Isokangas, A., Ala-Kaila, K., Sorsa, A., Ohenoja, M. and Leiviskä, K. 2014a. Characterisation of log loading process. Nordic Pulp & Paper Research Journal, 29(2):195–200.
- Finlex. Viranomaisten määräyskokoelmat. 18.12.2013 498/62/2013. [Online] Available from: http://www.finlex.fi/fi/viranomaiset/normi/404001/41503. In Finnish. [Accessed 3rd March 2020].
- Isokangas A., Ala-Kaila K., Ohenoja M., Sorsa A. & Leiviskä K. (2014b). Effect of log loading on the performance of wood room. Nordic Pulp & Paper Research Journal, 29(2):201–210.
- Isokangas, A, 2010. Analysis and management of wood room. Doctoral Thesis. University of Oulu, Oulu, 106 p.
- Öman, M. and Söderstam, G. 2001. Comparison of stored and green wood raw materials. Paperi ja puu 83(1):50–57.
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This page has been updated 23.11.2020