... Wesselingh, J.A., The Maxwell – Stefan approach to mass transfer, Chemical Engineering Science, 52, (1997), 861 – 911 [5] Levenspiel, O., Modeling in chemical engineering, Chemical Engineering ... geometry as shown in Figure 3. This model discusses the drying of sludge material and linked to an earlier work presented by Jamaleddine and Mass Transfer in Chemical Engineering Processes 100 ... drying kinetics and should be validated against experimental results. This is due to the fact that model approximations are used in association with CFD Mass Transfer in Chemical Engineering...