| Topical Outline:
1. Review of analytical heat diffusion theory
- Fundamental Fourrier heat conduction law -
differential heat conduction equation - solutions for
semi-infinite body, plate, sphere, and cylinder
2. Mass transfer
- Fick's law - the Lewis relation - simultaneous
heat and mass transfer; enthalpy potential - transpiration of
fruits and vegetables - effects of: vapor pressure deficit air
movement respiration size, shape surface structure -
mathematical modeling - procedures for measuring transpiration
rates
3. Finite difference methods
- simulation of transient heat flow in
non-homogeneous biological materials of spherical shape (one
dimensional), irregular shape (multi-dimensional) under
different boundary conditions - effect internal heat
generation due to respiration - effect of evaporative
cooling - effect of condensation
4. Cooling of bulk loads of fruits and vegetables
- methods - computer simulation
5. Finite element analysis
- fundamentals of finite element method - analyses
using ANSYS software
6. Freezing of food products
- simplified equations - migration isotherm
method - numerical simulation methods
7. Drying of agricultural products
- thin-layer equations - the log model -
computer simulation of deep-bed drying
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