Supercritical water gasification: utilization of biomass and waste

Biomass gasification in supercritical water

Figure 2 - Temperature-dependent variations in the ionic product of water at pressures between 22.1 and 40 MPa

Figure 3 - Changes in the density of water as a function of temperature at pressures between 22.1 and 40 MPa

Figure 4 - Temperature-dependent variations in the compressibility of water at pressures between 22.1 and 40 MPa

Figure 5 - Changes in water viscosity as a function of temperature at pressures between 22.1 and 40 MPa

Figure 6 - Variations in the specific heat capacity of water at constant pressure as a function of temperature for pressures between 22.1 and 40 MPa

Figure 7 - Variations in the thermal conductivity of water as a function of temperature at pressures between 22.1 and 40 MPa

Figure 8 - Solubility of two salts in water as a function of temperature at 25 and 30 MPa (based on experimental data from [1])

Figure 9 - Simplified diagram of the degradation of pure cellulose

Figure 10 - Thermodynamic calculation of the concentration of various gases for the gasification of glycerol at 25 MPa (based on [13])

Figure 11 - Thermodynamic calculation of the concentration of various gases for the gasification of glycerol at 25 MPa (based on [14])

Figure 12 - Potential-pH diagram for Ni, Cr, and Mo at 300 °C (based on experimental data from [18])

Figure 13 - Closed stirred reactor used in the study of wet biomass gasification

Figure 14 - Changes in the composition of the gas mixture as a function of temperature

Figure 15 - Changes in the composition of the gas mixture as a function of the TOC concentration in the vinasse

Figure 16 - Continuous reactor used in the study on the gasification of wet biomass

Figure 17 - Comparison of yields obtained through gasification and those obtained through partial oxidation

Figure 18 - General operating principle of a biomass gasification process using supercritical water