The 2-Minute Rule for FBD principle
The 2-Minute Rule for FBD principle
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If A part of the heating electric power is equipped by The inner warmth exchanger, a significant thermal performance will often be obtained.
Increased drying temperatures is usually possibly utilised. However it is not possible in tray dryers and truck dryers.
Reduced threat of contamination: Fluidized mattress processors are intended to decrease the risk of contamination, with enclosed processing chambers and sealed processing devices, which could support to be sure product purity and lower the potential risk of solution remembers.
Fluidized mattress dryer provides a large drying price and the material is dried in a very quick time. Product continues to be cost-free-flowing and uniform.
The dryer is usually designed up of stainless-steel. A detachable bowl is hooked up at The bottom on the dryer that may be employed for loading and unloading of material. The stainless steel bowl has a perforated foundation of the wire mesh supporting for material that's staying dried.
Fluidization: As being the air flows upward, it passes throughout the bed of good particles. The upward drive of the air results in the particles to become suspended and behave just like a fluid. This fluidization makes certain that your entire mattress is in motion, exposing all particles to the new air.
Substantial amounts of dust generation can also be noticed, especially if the products being dried has a tendency to crank out fantastic particles.
Minimum fluidization velocity: This calculation decides the least velocity in the fluidizing fuel needed to achieve fluidization in the particles in the mattress. The minimum fluidization velocity is often calculated applying empirical correlations or experimental info.
Granules and hot fuel are thoroughly blended, leading to steady temperature, chemical composition, and particle dimension distribution. Drying is achieved at a constant level & the duration of slipping charge is sort of brief.
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From the fluidized state, hot air carries dampness from Every specific particle check here from the powder or granular product. This process carries on right until the products access their wanted dampness content as predetermined because of the Management configurations.
Total, when the fluidized bed dryer is a strong piece of equipment in drying processes, precise restrictions really should be viewed as before their implementation.
Furhter, good move observe is optionally get more info mounted to the exhaust ducting to identify the leakage Or damage to the finger baggage, which can lead to powder reduction.
The chopper is developed on the reduced side of RMG, which assists break down a sizable mass of granules into little granules.