References
- 1. Vinterbäck J. Pellets 2002: the first world conference on pellets. Biomass and Bioenergy, N 27, p. 513-520.10.1016/j.biombioe.2004.05.005
- 2. Energy statistics 2010. Central Statistical Bureau of Latvia. Riga, Latvia; 2011.
- 3. Filbakk T., Jirjis R., Nurmi J., Høibø O. The effect of bark content on quality parameters of Scots pine (Pinus sylvestris L.) pellets. Biomass and Bioenergy, 2011, N 35, p. 3342-3349.10.1016/j.biombioe.2010.09.011
- 4. Verma V.K., Bram S., Delattin F., Laha P., Vandendael I., Hubin A., De Ruyck J. Agro-pellets for domestic heating boilers: Standard laboratory and real life performance. Applied Energy, 2012, N 90, p. 17-23.10.1016/j.apenergy.2010.12.079
- 5. García-Maraver A., Popov V., Zamorano M. A review of European standards for pellet quality. Renewable Energy, 2011, N 36, p. 3537-3540.10.1016/j.renene.2011.05.013
- 6. Johanssona L., Lecknerb B., Gustavssona L., Cooperc D., Tullina C., Potterc A. Emission characteristics of modern and old-type residential boilers fired with wood logs and wood pellets. Atmospheric Environment, 2004, N 38, p. 4183-4195.10.1016/j.atmosenv.2004.04.020
- 7. Ståhl M., Wikström F. Swedish perspective on wood fuel pellets for household heating: A modified standard for pellets could reduce enduser problems. Biomass and Bioenergy, 2009, N 33, p. 803-809.10.1016/j.biombioe.2008.12.003
- 8. Samuelsson R., Thyrel M., Sjöström M., Lestander T. A. Effect of biomaterial characteristics on pelletizing properties and biofuel pellet quality. Fuel Processing Technology, 2009, N 90, p. 1129-1134.10.1016/j.fuproc.2009.05.007
- 9. Dias J., Costa M., Azevedo J.L.T. Test of a small domestic boiler using different pellets. Biomass and Bioenergy, 2004, N 27, p. 531-539.10.1016/j.biombioe.2003.07.002
- 10. Park N. D., Rutherford P. M., Thring R. W., Helle S. S. Wood pellet fly ash and bottom ash as an effective liming agent and nutrient source for rye grass (Lolium perenne L.) and oats (Avena sativa). Chemosphere, 2012, N 86, p. 427-432.10.1016/j.chemosphere.2011.10.05222104334
- 11. EN 14961-2:2011 Solid Biofuel - Fuel specification and classes. Part 2: Wood pellets for non industrial use requirements.
- 12. EN 14775:2009 “Solid biofuels - Determination of ash content”.
- 13. EN 14774-3:2009 “Solid biofuels - Determination of moisture content - Oven dry method - Part 3: Moisture in general analysis sample”.
- 14. EN 14918:2009 “Solid biofuels - Determination of calorific value”.
- 15. EN 15210-1:2009 “Solid biofuels - Determination of mechanical durability of pellets and briquettes - Part 1: Pellets”.
- 16. LVS EN 15103:2010 “Solid biofuels - Determination of bulk density”.
- 17. Beloborodko A., Timma L., Žandeckis A., Romagnoli F. The regression model for the evaluation of the quality parameters for pellets. International scientific conference "Biosystems Engineering", Tartu, Estonia, May 10-11, 2012, Submitted for publication in the proceedings.