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Conching Time Reduction Calculation

A process engineering model to determine the reduction in volatile removal time when transitioning from traditional batch conching to continuous extrusion processing.

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1. Define Input Parameters

2. Engineering Output

Temperature Adjusted Diffusivity (DT)
- m^2/s
Effective Diffusivity Conche (Deff_conche)
- m^2/s
Effective Diffusivity Extruder (Deff_extruder)
- m^2/s
Conche Time Seconds (t_conche_s)
- s
Conche Time Hours (t_conche_h)
- h
Extruder Time Seconds (t_extruder_s)
- s
Extruder Time Minutes (t_extruder_m)
- min
Time Reduction Factor (ReductionFactor)
- dimensionless

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Context & Assumptions

This calculation evaluates the mass transfer kinetics of volatile removal, specifically acetic acid, during chocolate manufacturing. It utilizes temperature-adjusted diffusivity and Fourier-based diffusion models to quantify the efficiency gains achieved through reduced film thickness and enhanced convective mixing in extrusion equipment.

Understand the Engineering Principles

Review the step-by-step derivations, typical industrial limits, and scale-up rules.

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