[1] Galiwango, E, Rahman, N.S.A, Al-Marzouqi, A.H, Abu-Omar, M.M. and Khaleel, A.A, 2018. Klason method: an effective method for isolation of lignin fractions from date palm biomass waste. Chemical and Process Engineering Research, 57, pp.46-58.
[2] Lotfabadi, A.K., Hajinezhad, A., Kasaeian, A. and Moosavian, S.F., 2022. Energetic, economic, environmental and climatic analysis of a solar combisystem for different consumption usages with PSI method ranking. Renewable Energy, 197, pp.178-196.
[3] Mohammadi, F., Hajinezhad, A., Kasaeian, A. and Moosavian, S.F., 2022. Effect of dust accumulation on performance of the photovoltaic panels in different climate zones. International Journal of Sustainable Energy and Environmental Research, 11(1), pp.43-56.
[4] Rokni, E., Ren, X., Panahi, A. and Levendis, Y.A., 2018. Emissions of SO2, NOx, CO2, and HCl from Co-firing of coals with raw and torrefied biomass fuels. Fuel, 211, pp.363-374.
[5] Zhang, Z., Hu, X., Zhang, L., Yang, Y., Li, Q., Fan, H., Liu, Q., Wei, T. and Li, C.Z., 2019. Steam reforming of guaiacol over Ni/Al2O3 and Ni/SBA-15: Impacts of support on catalytic behaviors of nickel and properties of coke. Fuel Processing Technology, 191, pp.138-151.
[6] Schwarzböck, T., Aschenbrenner, P., Rechberger, H., Brandstätter, C. and Fellner, J., 2016. Effects of sample preparation on the accuracy of biomass content determination for refuse-derived fuels. Fuel Processing Technology, 153, pp.101-110.
[7] Roy, P., 2005. Characterization of biomass as a feedstock of alternate fuels. University of Guelph, Ontario, Canada.
[8] Hamedani, S.R., Colantoni, A., Gallucci, F., Salerno, M., Silvestri, C. and Villarini, M., 2019. Comparative energy and environmental analysis of agro-pellet production from orchard woody biomass. Biomass and bioenergy, 129, p.105334.
[9] Zafari, A. and Kianmehr, M.H., 2012. Effect of temperature, pressure and moisture content on durability of cattle manure pellet in open-end die method. Journal of Agricultural Science, 4(5), pp.203-208.
[10] Arromdee, P. and Ninduangdee, P., 2023. Combustion characteristics of pelletized-biomass fuels: a thermogravimetric analysis and combustion study in a fluidized-bed combustor. Energy, Ecology and Environment, 8(1), pp.69-88.
[11] Tumuluru, J.S., 2018. Effect of pellet die diameter on density and durability of pellets made from high moisture woody and herbaceous biomass. Carbon Resources Conversion, 1(1), pp.44-54.
[12] Pradhan, P., Mahajani, S.M. and Arora, A., 2018. Production and utilization of fuel pellets from biomass: A review. Fuel processing technology, 181, pp.215-232.
[13] Mani, S., Tabil, L.G. and Sokhansanj, S., 2006. Effects of compressive force, particle size and moisture content on mechanical properties of biomass pellets from grasses. Biomass and bioenergy, 30(7), pp.648-654.
[14] Demirbas, A., 2010. Biorefineries for biomass upgrading facility. Speringer-verlag, Germany.
[15] Bauen, A., Woods, J. and Hailes, R., 2004. Bioelectricity vision: Achieving 15% of electricity from biomass in OECD countries by 2020. A Report to WWF.
[16] Veza, I., Spraggon, M., Fattah, I.R. and Idris, M., 2023. Response surface methodology (RSM) for optimizing engine performance and emissions fueled with biofuel: Review of RSM for sustainability energy transition. Results in Engineering, 18, p.101213.
[17] Sluiter, A., Hames, B., Ruiz, R., Scarlata, C., Sluiter, J., Templeton, D. and Crocker, D.L.A.P., 2008. Determination of structural carbohydrates and lignin in biomass. Laboratory analytical procedure, 1617(1), pp.1-16.
[18] Drews, A.W., 1998. Manual on hydrocarbon analysis. ASTM International.
[19] ASTM, E., 2013. 1534-93. Standard Test Method for Determination of Ash Content of Particulate Wood Fuels–ASTM International. West Conshohocken, PA, USA.
[20] Amdoun, R., Khelifi, L., Khelifi-Slaoui, M., Amroune, S., Asch, M., Assaf-Ducrocq, C. and Gontier, E., 2018. The desirability optimization methodology; a tool to predict two antagonist responses in biotechnological systems: case of biomass growth and hyoscyamine content in elicited datura starmonium hairy roots. Iranian Journal of Biotechnology, 16(1), p.e1339.
[21] Khanian-Najaf-Abadi, M., Ghobadian, B., Dehghani-Soufi, M. and Heydari, A., 2023. Experimental evaluation of simultaneous variations in biodiesel yield and color using choline hydroxide catalyst in an ultrasonic reactor. Journal of Cleaner Production, 382, p.134767.
[22] Mourabet, M., El Rhilassi, A., El Boujaady, H., Bennani-Ziatni, M. and Taitai, A., 2017. Use of response surface methodology for optimization of fluoride adsorption in an aqueous solution by Brushite. Arabian Journal of Chemistry, 10, pp.S3292-S3302.
[23] Harrington, E.C., 1965. The desirability function. Industrial quality control, 21(10), pp.494-498.
[24] Derringer, G. and Suich, R., 1980. Simultaneous optimization of several response variables. Journal of quality technology, 12(4), pp.214-219.
[25] Stelte, W., Clemons, C., Holm, J.K., Ahrenfeldt, J., Henriksen, U.B. and Sanadi, A.R., 2012. Fuel pellets from wheat straw: The effect of lignin glass transition and surface waxes on pelletizing properties. Bioenergy research, 5, pp.450-458.
[26] Tabil, L., Sokhansanj, S. and Tyler, R.T., 1997. Performance of different binders during alfalfa pelleting. Canadian Agricultural Engineering, 39(1), pp.17-23.
[27] Tumuluru, J.S., Wright, C.T., Hess, J.R. and Kenney, K.L., 2011. A review of biomass densification systems to develop uniform feedstock commodities for bioenergy application. Biofuels, Bioproducts and Biorefining, 5(6), pp.683-707.
[28] Ungureanu, N., Vladut, V., Voicu, G., Dinca, M.N. and Zabava, B.S., 2018. Influence of biomass moisture content on pellet properties–review. Engineering for rural development, 17, pp.1876-1883.
[29] Shaw, M.D., Karunakaran, C. and Tabil, L.G., 2009. Physicochemical characteristics of densified untreated and steam exploded poplar wood and wheat straw grinds. Biosystems Engineering, 103(2), pp.198-207.
[30] Carone, M.T., Pantaleo, A. and Pellerano, A., 2011. Influence of process parameters and biomass characteristics on the durability of pellets from the pruning residues of Olea europaea L. Biomass and bioenergy, 35(1), pp.402-410.
[31] Puig-Arnavat, M., Shang, L., Sárossy, Z., Ahrenfeldt, J. and Henriksen, U.B., 2016. From a single pellet press to a bench scale pellet mill—Pelletizing six different biomass feedstocks. Fuel processing technology, 142, pp.27-33.
[32] Tabil, L.G., 1996. Binding and pelleting characteristics of alfalfa (Doctoral dissertation, University of Saskatchewan).
[33] Rhén, C., Gref, R., Sjöström, M. and Wästerlund, I., 2005. Effects of raw material moisture content, densification pressure and temperature on some properties of Norway spruce pellets. Fuel Processing Technology, 87(1), pp.11-16.
[34] Stelte, W., Holm, J.K., Sanadi, A.R., Barsberg, S., Ahrenfeldt, J. and Henriksen, U.B., 2011. Fuel pellets from biomass: The importance of the pelletizing pressure and its dependency on the processing conditions. Fuel, 90(11), pp.3285-3290.
[35] Ghorbannezhad, P., Dehghani Firouzabadi, M., Ghasemian, A., De Wild, P. and Heeres, H.J., 2018. Biorefinery of bagasse and it’s pith by fast pyrolysis. Journal of Wood and Forest Science and Technology, 24(4), pp.27-40. (In Persian)
[36] Sugumaran, P. and Seshadri, S., 2009. Evaluation of selected biomass for charcoal production.
[37] Najafi, H., Sani, A.G. and Sobati, M.A., 2023. A comparative evaluation on the physicochemical properties of sugarcane residues for thermal conversion processes. Industrial Crops and Products, 202, p.117112.
[38] Mahdavi, S., 2020. Comparison of non-woody biomass properties for energy generation. Iranian Journal of Wood and Paper Industries, 10(4), pp.617-628. (In Persian)
[39] Samuelsson, R., Larsson, S.H., Thyrel, M. and Lestander, T.A., 2012. Moisture content and storage time influence the binding mechanisms in biofuel wood pellets. Applied energy, 99, pp.109-115.
[40] Tumuluru, J.S., 2014. Effect of process variables on the density and durability of the pellets made from high moisture corn stover. Biosystems engineering, 119, pp.44-57.