Figure 1.
EDS spectrum of flax shive waste biomass
Figure 2.
Biocarbon obtained during the torrefaction of flax shive (temperature - 250°C, process time - 10 min)
Figure 3.
Effect of torrefaction temperature on the heat of combustion of the produced biocarbon (process time - 15 min, protective atmosphere - carbon dioxide)
Figure 4.
Effect of torrefaction temperature on the mass loss of the initial biomass sample (process time - 15 min, protective atmosphere - carbon dioxide)
Figure 5.
Effect of torrefaction time on the mass loss of the initial biomass sample (process temperature - 320°C, protective atmosphere - carbon dioxide)
Figure 6.
Effect of torrefaction time on the heat of combustion of the produced biocarbon (process temperature - 320°C, protective atmosphere - carbon dioxide)
Figure 7.
Comparison of the infrared spectra of the starting raw material (a) and the biocarbon obtained at b) 250°C, c) 270°C, d) 300°C, e) 320°C, f) 370°C
Figure 8.
Comparison of infrared spectra of biocarbon obtained at 320°C and at (a) 45 min, (b) 30 min, (c) 20 min, (d) 15 min