Rita Ferritsius
Projektledare, forskning
- Tjänstetitel: Projektledare, forskning
- E-postadress: rita.ferritsius@miun.se
- Ort: Sundsvall
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- Forskningscentra:
- FSCN Research Centre
Forskningsprojekt
Pågående
ExpoFiber - exponering av detaljerad kvalitetsinformation ur fiberdistributioner
Avslutade
Publikationer
Artiklar i tidskrifter
Konferensbidrag
Rapporter
Artiklar i tidskrifter
Ferritsius, R. , Sandberg, C. , Rundlöf, M. , Ferritsius, O. , Daniel, G. , Engberg, B. A. & Nilsson, F. (2024). Development of fibre properties in mill scale : High-and low consistency refining of thermomechanical pulp (part 2)-Importance of fibre curl. Nordic Pulp & Paper Research Journal, vol. 39: 4, ss. 575-585.
Lindström, S. B. , Persson, J. , Ferritsius, R. , Ferritsius, O. & Engberg, B. A. (2024). Multivariate lognormal mixture for pulp particle characterization. Cellulose, vol. 31: 3, ss. 1843-1854.
Ferritsius, O. , Ferritsius, R. , Rundlöf, M. , Reyier Österling, S. & Engberg, B. A. (2022). Heterogeneity of Thermomechanical and Chemi-thermomechanical Pulps described with distributions of an independent common bonding factor on particle level. BioResources, vol. 17: 1, ss. 763-784.
Sandberg, C. , Ferritsius, O. & Ferritsius, R. (2021). Energy efficiency in mechanical pulping-definitions and considerations. Nordic Pulp & Paper Research Journal, vol. 36: 3, ss. 425-434.
Fiskari, J. , Ferritsius, R. , Osong, S. H. , Persson, A. , Höglund, T. , Immerzeel, P. & Norgren, M. (2020). Deep eutectic solvent delignification to low-energy mechanical pulp to produce papermaking fibers. BioResources, vol. 15: 3, ss. 6023-6032.
Ferritsius, R. , Sandberg, C. , Ferritsius, O. , Rundlöf, M. , Daniel, G. , Mörseburg, K. & Fernando, D. (2020). Development of fibre properties in mill scale high- And low consistency refining of thermomechanical pulp (Part 1). Nordic Pulp & Paper Research Journal, vol. 35: 4, ss. 589-599.
Ferritsius, O. , Ferritsius, R. & Rundlof, M. (2018). Average fibre length as a measure of the amount of long fibres in mechanical pulps - ranking of pulps may shift. Nordic Pulp & Paper Research Journal, vol. 33: 3, ss. 468-481.
Ferritsius, R. , Ferritsius, O. , Hill, J. , Karlström, A. & Eriksson, K. (2018). TMP properties and refiner conditions in a CD82 chip refiner at different operation points. Part II : Comparison of the five tests. Nordic Pulp & Paper Research Journal, vol. 33: 1, ss. 82-94.
Ferritsius, R. , Ferritsius, O. , Hill, J. , Karlström, A. & Eriksson, K. (2018). TMP properties and refining conditions in a CD82 chip refiner. Part I : Step changes of process variables, description of the tests. Nordic Pulp & Paper Research Journal, vol. 33: 1, ss. 69-81.
Ferritsius, O. , Ferritsius, R. , Hill, J. , Karlström, A. , Ferritsius, J. & Eriksson, K. (2017). Process considerations and its demands on TMP property measurements - A study on tensile index. Nordic Pulp & Paper Research Journal, vol. 32: 1, ss. 45-53.
Karlström, A. , Hill, J. , Ferritsius, R. & Ferritsius, O. (2016). Pulp property development Part II : Process non-linearities and their influence on pulp property development. Nordic Pulp & Paper Research Journal, vol. 31: 2, ss. 287-299.
Karlström, A. , Hill, J. , Ferritsius, O. & Ferritsius, R. (2016). Pulp property development Part III : Fiber residence time and consistency profile impact on specific energy and pulp properties. Nordic Pulp & Paper Research Journal, vol. 31: 2, ss. 300-307.
Reyier Österling, S. , Ferritsius, O. , Ferritsius, R. , Johansson, C. & Stångmyr, J. (2016). Weighted averages and distributions of fibre characteristics of mechanical pulps – Part II: Distributions of measured and predicted fibre characteristics by using raw data from an optical fibre analyser. Appita journal, vol. 69: 1, ss. 64-73.
Karlström, A. , Hill, J. , Ferritsius, R. & Ferritsius, O. (2015). Pulp property development Part I: Interlacing under-sampled pulp properties and TMP process data using piece-wise linear functions. Nordic Pulp & Paper Research Journal, vol. 30: 4, ss. 599-608.
Reyier Österling, S. , Ferritsius, O. , Ferritsius, R. & Stångmyr, J. (2015). Weighted averages and distributions of fibre characteristics of mechanical pulps Part I : Various methods of weighting data from an optical analyser can give averages that rank pulps differently. Appita journal, vol. 68: 4, ss. 357-368.
Ferritsius, R. , Reyier Österling, S. & Ferritsius, O. (2012). Development of TMP fibers in LC- and HC-refining. Nordic Pulp & Paper Research Journal, vol. 27: 5, ss. 860-871.
Reyier Österling, S. , Ferritsius, O. & Ferritsius, R. (2012). The influence of fiber dimensions on mechanical pulp long fiber tensile index and density. Nordic Pulp & Paper Research Journal, vol. 27: 5, ss. 844-859.
Konferensbidrag
Ferritsius, O. , Persson, J. , Ferritsius, R. , Rundlöf, M. & Engberg, B. A. (2022). Opportunities and challenges in describing the heterogeneity of fibres. I Proceedings of the International Mechanical Pulping Conference.. S. 28--33.
Ferritsius, R. , Moberg, A. , Hallgren, H. , Pettersson, G. , Rundlöf, M. , Engstrand, P. & Engberg, B. A. (2022). Water Absorption and Wet Strength in Hot-pressed Paper. I Proceedings of the International Mechanical Pulping Conference.. S. 168--170.
Engstrand, P. , Ferritsius, R. , Rundlöf, M. & Paulsson, M. (2019). Decrease in strengthalong a process line for SC paper. I Fundamental Mechanical Pulp Research Seminar, FMPRS2019, Norrköping, SwedenArranged by Mid Sweden University in cooperatrion with Holmen AB, Valmet AB, AF AB and Treesearch..
Ferritsius, O. , Ferritsius, R. , Ferritsius, J. & Rundlöf, M. (2019). Heterogeneity. I Heterogeneity.
Fiskari, J. , Ferritsius, R. , Osong, S. H. , Persson, A. , Höglund, T. & Norgren, M. (2018). Deep Eutectic Solvent Treatment to Low-Energy TMP to Produce Fibers for Papermaking. I IMPC 2018. Trondheim, Norway :
Ferritsius, O. , Ferritsius, R. , Rundlöf, M. , Engberg, B. A. & Engstrand, P. (2018). The Independent State of Fibres in Relation to the Mechanical Pulping World. I IMPC 2018. Trondheim, Norway :
Sandberg, C. , Ferritsius, O. & Ferritsius, R. (2017). Energy efficiency in mechanical pulping. Paper presented at the 10th Fundamental Mechanical Pulping Research Seminar, Jyväskylä, Finland, 13–14 of June, 2017
Eriksson, K. , Ferritsius, R. , Ferritsius, O. & Hill, J. (2016). Benefits from improved stability in process conditions and pulp properties-a double disc refiner case study. I International Mechanical Pulping Conference 2016, IMPC 2016.. S. 317--327.
Ferritsius, R. , Sandberg, C. , Ferritsius, O. , Rundlöf, M. , Daniel, G. , Mörseburg, K. & Fernando, D. (2016). Development of Fiber Properties in Full Scale HC and LC Refining. I TAPPI conference proceedings.
Eriksson, K. , Ferritsius, J. , Ferritsius, O. , Ferritsius, R. , Hill, J. , Karlstrorrp, A. & Merseburg, K. (2016). Proper pulp sampling pre-requisite to any pulp property assessment. I International Mechanical Pulping Conference 2016, IMPC 2016.. S. 1--11.
Hill, J. , Karlström, A. , Ferritsius, R. & Ferritsius, O. (2015). Pulp property development – inside the gap perspective. Paper presented at the 9th International Fundamental Mechanical Pulp Research Seminar, Trondheim, Norway, May 19-20, 2015
Eriksson, K. , Karlström, A. , Ferritsius, R. , Ferritsius, O. & Hill, J. (2015). Recent advances in modelling and control of TMP refining processes. Paper presented at the 9th International Fundamental Mechanical Pulp Research Seminar, Trondheim, Norway, 19-20 May, 2015
Ferritsius, O. , Ferritsius, R. , Hill, J. & Ferritsius, J. (2015). Some insights regarding standards and common practice. Paper presented at the 9th International Fundamental Mechanical Pulp Research Seminar, 19-20 May, Trondheim, Norway, 2015
Ferritsius, O. , Mörseburg, K. & Ferritsius, R. (2014). Bat of CTMP and TMP plants with respect to quality development and energy efficiency. I International Mechanical Pulping Conference, IMPC 2014.
Karlström, A. , Hill, J. , Ferritsius, O. , Ferritsius, R. & Engstrand, P. (2014). Can we increase the proportion of electrical energy into fibre development in existing HC-refiners?. I International Mechanical Pulping Conference, IMPC 2014.
Ferritsius, R. , Sandberg, C. & Ferritsius, O. (2014). LC-refining of mechanical pulps and its influence on fiber curl and handsheet strength properties. I International Mechanical Pulping Conference, IMPC 2014.
Ferritsius, R. , Hill, J. , Ferritsius, O. & Karlstrom, A. (2014). On energy efficiency in chip refining. I International Mechanical Pulping Conference, IMPC 2014.
Ferritsius, O. & Ferritsius, R. (1997). Improved quality control and process design in production of mechanical pulp by use of factor analysis. I Proceedings International Mechanical Pulping Conference.. S. 111--125.
Manuskript
Ferritsius, O. , Ferritsius, R. , Rundlöf, M. , Ferritsius, J. , Daniel, G. & Engberg, B. A. Heterogeneity of mechanical pulp particles - variations and correlations beyond averages.
Rapporter
Engstrand, P. O. , Ferritsius, O. , Björkqvist, O. , Johansson, L. , Johansson, Ö. , Daniel, G. , Ferritsius, R. , Karlström, A. & et al. (2015). Mekmassainitiativet för energieffektivitet, e2mp-i. Sundsvall : Mittuniversitetet (Rapportserie FSCN 2015:58).