1. Thek, G., Obernberger, I. Wood pellet production costs under Austrian and in comparison to Swedish framework conditions. Biomass and Bioenergy, 2004, No. 27, pp. 671-693. http://dx.doi.org/10.1016/j.biombioe.2003.07.00710.1016/j.biombioe.2003.07.007
2. Uasuf, A., Becker, G.. Wood pellets production costs and energy consumption under different framework conditions in Northeast Argentina. Biomass and Bioenergy, 2011, No. 35, pp. 1357-1366. http://dx.doi.org/10.1016/j.biombioe.2010.12.02910.1016/j.biombioe.2010.12.029
3. Agar, D., Gil, J., Sanchez, D., Echeverria, I., Wihersaari, M. Torrefied versus conventional pellet production - A comparative study on energy and emission balance based on pilot-plant data and EU sustainability criteria. In press, Applied Energy, 2014. Available online on 4 September 2014.10.1016/j.apenergy.2014.08.017
4. Trømborg, E., Ranta, T., Schweinle, J., Solberg, B., Skjevrak, G., Tiffany, D. G. Economic sustainability for wood pellets production - A comparative study between Finland, Germany, Norway, Sweden and the US. Biomass and Bioenegy, 2013, No. 57, pp. 68-77. http://dx.doi.org/10.1016/j.biombioe.2013.01.03010.1016/j.biombioe.2013.01.030
5. Uasuf, A., Becker, G. Wood pellets production costs and energy consumption under different framework conditions in Northeast Argentina. Biomass and Bioenegy, 2011, No. 35, pp. 1357-1366. http://dx.doi.org/10.1016/j.biombioe.2010.12.02910.1016/j.biombioe.2010.12.029
6. Stahl, M., Berghel, J. Energy efficient pilot-scale production of wood fuel pellets made from a raw material mix including sawdust and rapeseed cake. Biomass and Bioenegy, 2011, No. 35, pp. 4849-4854. http://dx.doi.org/10.1016/j.biombioe.2011.10.00310.1016/j.biombioe.2011.10.003
7. Song, H., Dotzauer, E., Thorin, E., Yan, J. Annual performance analysis and comparison of pellet production integrated with an existing combined heat and power plant. Bioresource Technology, 2011, No. 102, pp. 6317-6325. http://dx.doi.org/10.1016/j.biortech.2011.02.04210.1016/j.biortech.2011.02.04221377354
8. Wolf, A., Vidlund, A., Andersson, E. Energy-efficient pellet production in the forest industry-a study of obstacles and success factors. Biomass and Bioenegy, 2006, No. 30, pp. 38-45. http://dx.doi.org/10.1016/j.biombioe.2005.09.00310.1016/j.biombioe.2005.09.003
9. Boglietti, A., Cavagnino, A., Lazzari, M. Induction motor model for taking into account additional losses", International Conference “ICEM 2006”, Crete Island, Greece, 02-05 September 2006.
10. Boglietti, A., Cavagnino, A., Ferraris, L., Lazzari, M. Induction Motor Equivalent Circuit Including the Stray Load Losses in the Machine Power Balance. Energy Conversion, IEEE Transactions on Energy Conversion, 2008, Vol. 23, No. 3, pp. 796-803. http://dx.doi.org/10.1109/TEC.2008.92146710.1109/TEC.2008.921467
11. Gamazin, S. I., Stavtsev, V. A., Tsyruk, S. А. Transients in industrial power supply, resulting electric motor load. - M.: PublishingMEI, 1997. -424 p.: Ill.
12. Gmyrek, Z., Boglietti, A., Cavagnino, A. Estimation of Iron Losses in Induction Motors: Calculation Method, Results, and Analysis. Industrial Electronics, IEEE Transactions on Energy Conversion, 2010, Vol. 57, No. 1, pp. 161-171.10.1109/TIE.2009.2024095
14. Zhang, H., Zanchetta, P., Gerada, C., Bradley, K., Junyi, L. Performance evaluation of induction motor efficiency and in-service losses measurement using standard test methods. Electric Machines & Drives Conference (IEMDC), 2011 IEEE International, pp. 913-917.10.1109/IEMDC.2011.5994937
15. Khabdullin, A. B. Optimization of power losses in electric networks. Problems of Electrical Engineering, Electricity and Electrical Technologies. Proceedings of the International Scientific and Technical Conference. Part 2. Togliatti: Togliatti State University Press, 2009. pp. 69-72.
16. Pitis, C. D., Zeller, M. W. Power savings obtained from supply voltage variation on squirrel cage induction motors. Electric Power Conference, 2008. EPEC 2008. IEEE Canada, pp. 1-3.10.1109/EPC.2008.4763392
17. Kellogg, S. D., Grady, W. M. A Linearized Procedure for Voltage Control. Electric Power Systems Research, 1990, No.18, pp. 23-26.10.1016/0378-7796(90)90041-Z
19. Vigants, H., Uuemaa, P., Veidenbergs, I., Blumberga, D. Cleaner pellet production - an energy consumption study using statistical analysis. Agronomy Research, 2014, No. 12 (2), pp. 633-644.