Thermogravimetric kinetics of crude glycerol

TLDR: The pyrolysis of the crude glycerol from a biodiesel production plant was investigated by thermogravimetry coupled with Fourier transform infrared spectroscopy, and the thermog Gravimetric kinetics derived.

About: This article is published in Bioresource Technology.The article was published on 2009-05-01 and is currently open access. It has received 166 citations till now. The article focuses on the topics: Pyrolysis & Glycerol.

Figures

Figure 4. Experimental (scatter points) and modelled (lines) conversions of 2 nd phase of the pyrolysis (PH2) of crude glycerol with various heating rates. Experimental points are shown with a density of 1 in 10. Modelled curves use the kinetic parameters in Table 3.

Figure 3. Experimental and modelled conversions of 2 nd phase of the pyrolysis (PH2) of pure and crude glycerol at 15 K/min. Experimental points shown with a density of 1 in 10. Modelled curves use the kinetic parameters in Table 3.

Figure 5. Experimental (scatter points) and modelled (lines) conversions for 1 st phase of the pyrolysis (PH1) of crude glycerol. Experimental points are shown with a density of 1 in 10. Kinetic parameters used in the modelled curves are in Table 4.

Figure 6. Experimental (scatter points) and modelled (lines) conversions, normalised for 0-1 for conversion range given in Table 1 for 3 rd phase of the pyrolysis (PH3) of crude glycerol. Experimental points are shown with a density of 1 in 10. Kinetic parameters used in the modelled curves are in Table 5.

Table 1. TGA results of crude glycerol.

Table 2. TGA results of pure glycerol.