Faculdade de Ciências e Tecnologia

Transport Phenomena I

Code

7289

Academic unit

Faculdade de Ciências e Tecnologia

Department

Departamento de Química

Credits

6.0

Teacher in charge

Maria Margarida Canas Mendes de Almeida Cardoso

Weekly hours

7

Teaching language

Português

Objectives

To understand the fundamental physical principles involved in moment and heat phenomena transport and their mathematical description. To apply this acknowledgment in the design of equipment units used in the chemical industry.

Subject matter

1. Transport Basic Concepts

1.1. Equilibrium and driving forces, rate of transfer

2. Mass, Heat, and Momentum Transport by Molecular Mechanism

2.1. The general molecular transport equation and diffusivities

2.2. Newtonian fluids, non-newtonian fluids, with time dependent and time independent viscosities

3. Turbulent Transport

3.1. The Reynolds experiment,the general transport equation and eddy diffusivity, mechanism ratio analysis, dimensionless groups

3.2. Boundary layers: laminar and turbulent

3.3 Global transfer coefficients

4. Analogies Among Mass, Heat, and Momentum Transfer

5. Momentum Transport in Incompressible Fluids

5.1. The Bernoulli equation, pressure drops

5.2. Pumping liquids

6. Heat Transport- Conduction, convection, radiation, vapour condensers, heat exchangers, use of insulating materials

Bibliography

- S. Foust, L. A Wenzel, C. W. Clump, L. Maus, L. B. Andersen, “Principles of Unit Operations”, John Wiley & Sons, Inc.

- J. M Coulson & J. F. Richardson, “Tecnologia Química”, Volume I , Fundação Calouste Gulbenkian .

- R. S. Brodkey and H. C.Hershey, “Transport Phenomena – A Unified Approach”, 2nd Ed. McGraw Hill, 1989.

- transparencies and set of exercises provided by teaching staff.

Courses