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> Studies

Mass Transfer - 4PMMTRA9

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  • Number of hours

    • Lectures : 6.0
    • Tutorials : 18.0
    • Laboratory works : 0
    • Projects : 0
    • Internship : 0
    ECTS : 2.5

Goals

Present and describe the laws of mass transfer
Describe point defects in solids
Quantifying the phenomena relating to mass transfers in fluids and solids
Study of the laminar and turbulent boundary layers
Study of specific cases involving mass transfer

Contact Fiqiri HODAJ

Content

Part I: Mass transfer in fluids
1. Introduction
2- Mass transfer
Simulation of gas dynamics
Concentrations / titers, mass / molars
Fick's law for binary and/or diluted mixtures
Diffusivity of gases and liquids
3- Global and local equations
Conservation of the flow of a species in 1D stationary pure convective
Generalization: diffusion, unsteady state, chemical reactions
Boundary conditions
Local transport equation for a chemical species
4- Laminar and turbulent boundary layers
Boundary layer equation
Boundary layer calculation results
Turbulence: notion of turbulent viscosity
Uses of numerical correlations
5- Analogies with heat transfer and use of correlations
Similarity of equations
Similarity of transfer laws
Examples

Part II: Mass transfer in solids
1. Introduction
2- Diffusion and mass transport in solids
3- Defects in solids
4- Atomic diffusion theory
5- Autodiffusion
6- Heterodiffusion
7- Diffusion and transport in alloys and compounds (interdiffusion)
8- Diffusion at interfaces
9- Reactive diffusion
10- Diffusion equation solutions for some specific cases
11- Diffusion in ternary systems (elementary notions)



Prerequisites

Crystallography, thermodynamic of solutions, phase diagrams

Tests

Written exam, 2h
The only authorised document : 1 page A4 double-sided handwritten. Calculator allowed



100% written exam

Additional Information

Curriculum->Engineering degree->Semester 7

Bibliography

B.R. Bird, W.E. Stewart, E.N. Lightfoot, Transport Phenomena, John Wiley & Sons, 2006
F.P. Incropera, D.P. DeWitt, Fundamentals of Heat and Mass Transfer, 4ème edition, Wiley, 1996
J. Philibert, Diffusion et transport dans les solides, Les éditions de la physique, 1985
P. Shewmon, Diffusion in solids, 2ème édition. The Minerals, Metals and Materials Society, USA, 1989
M. Barsoum, Fundamentals of Ceramics, Mc Graw-Hill Companies, Inc., 1997
J. Crank, The Mathematics of Diffusion, Clarendon Press, Oxford, 1975

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Date of update March 6, 2019

Université Grenoble Alpes