Auxiliary devices

Fluidized beds - General characterization and applications

Figure 1 - Particle classification according to Geldart

Figure 2 - Particle fluidization regimes according to Geldart classification groups

Figure 3 - Variations in Rept, as a function of Archimedean number Ar

Figure 4 - Fluidization range as a function of Archimedean number

Figure 5 - Structure of a circulating fluidized bed

Figure 6 - Heterogeneous fluidization feed and discharge systems

Figure 7 - Feeding and filling in circulating fluidized bed

Figure 8 - Main distributor types

Figure 9 - Non-mechanical valves

Figure 10 - Internal geometry of a standard cyclone

Figure 11 - Internal movements of bubbles and split solid (solid arrows) in a bubbling bed

Figure 12 - Fluidized-bed cooling of alumina

Figure 13 - Multi-stage fluidized-bed dryer

Figure 14 - Pyrite roasting unit (Dorr Oliver process)

Figure 15 - Schematic diagram of an FCC unit

Figure 16 - Schematic diagram of a rotary fluidized bed incinerator

Figure 17 - LFC boiler with external heat exchanger

Figure 18 - LFD reactor for pressurized gasification of waste (HTW principle)