Formulation of experimental data based model for solid-liquid mass transfer enhancement in three phase fluidized bed...

Area of Science:

• Chemical Engineering
• Fluid Dynamics
• Materials Science

Background:

• Solid-liquid mass transfer is crucial in many industrial processes.
• Fluidized beds offer efficient mixing and heat/mass transfer.
• Nanomaterials can potentially enhance mass transfer rates.

Purpose of the Study:

• To investigate the enhancement of solid-liquid mass transfer in a three-phase fluidized bed using nanomaterials.
• To develop and validate correlations for mass transfer based on experimental data.
• To analyze the effect of varying operational parameters on mass transfer.

Main Methods:

• Experimental investigation using a benzoic acid-water-air three-phase fluidized bed system.
• Inclusion of Arachitol nano as a nanomaterial at various volume percentages.
• Systematic variation of gas velocity, bed height, nanomaterial concentration, and time.
• Derivation of empirical correlations using nonlinear optimization techniques in MATLAB.

Main Results:

• Demonstrated significant enhancement in solid-liquid mass transfer rates with the addition of Arachitol nano.
• Established a data-based model for predicting mass transfer performance.
• Derived correlations accurately represent the experimental data, with coefficients optimized via MATLAB.

Conclusions:

• Arachitol nano effectively enhances solid-liquid mass transfer in three-phase fluidized beds.
• The developed correlations provide a valuable tool for process design and optimization.
• The study confirms the potential of nanomaterials in improving fluidized bed reactor efficiency.