Chemical Engineering Explained Supplementary information for Chemical Engineering Explained © The Royal Society of Chemistry 2018 Chemical Engineering Explained Supplementary File: Chapter 12

Supplementary information for Chemical Engineering Explained © The Royal Society of Chemistry 2018 Figure 12.1 Four methods to define a characteristic length of a particle based upon the projected area.

Supplementary information for Chemical Engineering Explained © The Royal Society of Chemistry 2018 Figure 12.2 When a fluid flows through a bed of particles, the pressure drop across the bed will depend upon the properties of the fluid and the particle bed.

Supplementary information for Chemical Engineering Explained © The Royal Society of Chemistry 2018 Figure 12.3 Different types of equipment to reduce particles sizes. (a) Rotary jaw crusher. (b) Hammer mill.

Supplementary information for Chemical Engineering Explained © The Royal Society of Chemistry 2018 Figure 12.4 Different types of equipment to reduce particles sizes. (a) Pin mill. (b) Ball mill.

Figure 12.6 Two types of solid–solid mixtures. Supplementary information for Chemical Engineering Explained © The Royal Society of Chemistry 2018 Figure 12.6 Two types of solid–solid mixtures.

Supplementary information for Chemical Engineering Explained © The Royal Society of Chemistry 2018 Figure 12.8 Two extreme types of hopper flow: (a) mass flow, and (b) core flow.

Supplementary information for Chemical Engineering Explained © The Royal Society of Chemistry 2018 Figure 12.9 Solids can get hung up in the hopper with little, if any, flow.

Figure 12.10 Dimensions of a conical heap. q is the angle of repose. Supplementary information for Chemical Engineering Explained © The Royal Society of Chemistry 2018 Figure 12.10 Dimensions of a conical heap. q is the angle of repose.

Figure 12.11 Dimensions of an elongated heap. Supplementary information for Chemical Engineering Explained © The Royal Society of Chemistry 2018 Figure 12.11 Dimensions of an elongated heap.

Supplementary information for Chemical Engineering Explained © The Royal Society of Chemistry 2018 Figure 12.12 As particle size decreases the area to volume ratio increases.