Lisbeth Hellström

Publications

Articles in journals  |  Conference papers  |  Doctoral theses, comprehensive summaries  |  Licentiate theses, comprehensive summaries  | 

Articles in journals

Isaksson, P. , Gradin, P. A. & Hellström, L. M. (2013). A numerical and experimental study regarding the influence of some process parameters on the damage state in wood chips. Holzforschung, vol. 67: 6, pp. 691-696.

Lusth, H. , Gradin, P. A. & Hellström, L. M. (2013). A theoretical model for the prediction of energy consumption during the chipper canter process. Nordic Pulp & Paper Research Journal, vol. 28: 2, pp. 211-215.

Lusth, H. , Gradin, P. A. & Hellström, L. M. (2012). The dependency of energy consumption on cutting angles in the canter chipping process. Nordic Pulp & Paper Research Journal, vol. 27: 5, pp. 886-889.

Hellström, L. , Carlberg, T. , Engstrand, P. , Gradin, P. & Gregersen, Ø. (2012). EVALUATION OF COLLIMATED CHIPPING TECHNOLOGY FOR REDUCING ENERGY CONSUMPTION IN MECHANICAL PULPING. J-For: The Journal of Science and Technology for Forest and Processes, vol. 2: 3, pp. 6-9.

Hellström, L. , Gradin, P. , Engstrand, P. & Gregersen, Ø. (2011). Properties of wood chips for thermomechanical pulp (TMP) production as a function of spout angle. Holzforschung, vol. 65: 6, pp. 805-809.

Hellström, L. , Gradin, P. , Engstrand, P. & Gregersen, Ø. (2011). Properties of wood chips for thermomechanical pulp (TMP) production as a function of spout angle. Holzforschung, vol. 65: 6, pp. 805-809.

Hellström, L. , Gradin, P. , Gulliksson, M. & Carlberg, T. (2011). A laboratory wood chipper for chipping under realistic conditions. Experimental mechanics, vol. 51: 8, pp. 1309-1316.

Hellström, L. M. , Isaksson, P. , Gradin, P. A. & Eriksson, K. (2009). An Analytical and Numerical Study of some aspects of the Wood Chipping Process. Nordic Pulp & Paper Research Journal, vol. 24: 2, pp. 225-230.

Hellström, L. M. , Gradin, P. A. & Carlberg, T. (2008). A Method for Experimental Investigation of the Wood Chipping Process. Nordic Pulp & Paper Research Journal, vol. 23: 3, pp. 339-342.

Hellström, L. , Biller, S. , Gradin, P. & Edvardsson, S. (). A theoretical and experimental study of the wood sawing process. Holzforschung,

Hellström, L. (). The Influence of the Wood Chipping Process on the Energy Efficiency During Mechanical Pulping. Holzforschung,

Conference papers

Hellström, L. , Carlberg, T. , Engstrand, P. , Gradin, P. & Gregersen, Ø. (2011). Collimated chipping technology in order to reduce the energy consumption in mechanical pulping. In Proceeding for International Mechanical Pulping Conference, Xi'an, P.R. of China.. pp. 457--460.

Hellström, L. & Engstrand, P. (2010). The effect on the energy consumption in mechanical pulping of different wood chipping conditions. In Proceedings of 7^th International Seminar of Fundamental Mechanical Pulp Research (IFMPRS 2010).. pp. 124--126.

Hellström, L. M. , Gradin, P. A. & Carlberg, T. (2009). A device for studying wood chipping under realistic conditions. In Proceedings - 2009 International Mechanical Pulping Conference, IMPC 2009. (SPCI meddelande). pp. 252--254.

Hellström, L. M. , Gradin, P. A. & Carlberg, T. (2008). A Study of Fracture processes in Wood Chipping. In 6th Fundamental Mechanical Pulp Research Seminar. Espoo :

Hellström, L. , Gradin, P. & Carlberg, T. (2007). Strain Distrbution in Wood During Chipping. In International Mechanical Pulping Conference, Minneapolis, May 2007.

Doctoral theses, comprehensive summaries

Hellström, L. (2010). On the wood chipping process : a study on basic mechanisms in order to optimize chip properties for pulping. Dis. (Comprehensive summary) Sundsvall : Mittuniversitetet, 2010 (Mid Sweden University doctoral thesis : 83)

Licentiate theses, comprehensive summaries

Hellström, L. (2008). Fracture processes in wood chipping. Lic. (Comprehensive summary) Sundsvall : Mid Sweden University, 2008 (Mid Sweden University licentiate thesis : 32)