Study air fluidization of solid particles



  • Air blower, 0 to 350 m3/h, variable speed drive for flow control.
  • Air heating device, with safety thermostat at 90°C and low flow rate safety detector.
  • Air diffuser, stainless steel fritted.
  • Glass fluidization chamber, product feeding and sampling taps.
  • Differential pressure measurement, piezometric tube.
  • Particle filter at air outlet.


  • Temperature probes Pt 100 Ω.
  • 2 coupled temperature / relative humidity probes.
  • One air speed transmitter with hot wire sensor.
  • Vacuum gauge.
  • Float rotameter.


Dim : 120 x 80 x 200 cm – 150 kg

SS tubular framework 40 x 40mm


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Apply experimental fluidization equations

Define the DP graph for the fluidized bed as a function of air flow rate

Determine the minimum fluidization velocity

Influence of the height of the bed of particles


Study the drying of solid particles in a hot air stream

Apply the humid air graph

Determine the kinetic graphs for linear phase and diffusion phase drying