SCHOOL OF CHEMISTRY AND CHEMICAL ENGINEERING SYNOPSIS 2013/2014

Chem. Eng. Level 3, Module CHE3004 Transport Phenomena

Module Co-ordinator: CM

MODULE: First Semester

MODULE CREDIT: 10 CATS

points CORE FOR: MEng/BEng Chemical Engineering

PREREQUISITE:

None

LEARNING OUTCOMES:

Students develop competency in the understanding of the theory and application of transport phenomena and non-Newtonian technology. By the end of the module the students will have:

Understood the analysis of transport processes by means of momentum, mass and energy transport;

Appreciated the unifying principles of transport processes in engineering by the similarity of the defining equations,

Developed methodologies for solving complex transport problems by analogy

Understood the fundamentals of rheology

Developed skill in solving complex design problems involving non-Newtonian fluids.

SKILLS ACQUIRED:

A knowledge of transport phenomena in process engineering and it applications in fluid flows.

CONTACT HOURS:

24 hours lectures + 12 hours tutorial/seminar sessions

LECTURES SYNOPSIS: Hours lecturer 1. Differential analysis of transport phenomena

9

VD

2. Non-Newtonian technology

15 CM

TUTORIALS/SEMINARS 1. Differential analysis of transport phenomena 4 VD 2. Non-Newtonian technology 8 CM

COURSEWORK: Students are expected to complete assignments (4 homeworks, 5% each) and a class test (20 %) based on the information covered in the lectures/seminars.

LECTURERS: CM MODULE CREDIT:

The module is assessed by 40 % continual assessment comprised of coursework and class test and 60 % by examination. To gain modular credit a student must pass both the examination and continual assessment elements of the course. TEXT BOOKS: Recommended for purchase: Transport Phenomena, R. Byron Bird, W. E. Stewart, E. N. Lightfoot, John Wiley & Sons, Inc. 2nd Edition, 2001.

Recommended for consultation:

1. Mass transport phenomena, C. J. Geankoplis, New York: Holt, Rinehart and Winston, 1972.

2. Chemical Engineering (Volume 1), J.M. Coulson & J.F. Richardson with J.R. Backhurst & J.H. Harker, Pergamon, 1990. 3. The Transport Phenomena Problem Solver, M. Fogiel (Editor), Research & Education Association, 1984. 4. Momentum, Heat and Mass Transfer, Bennett, C. O. and Myers, J. E. McGrawHill, 1974.

DETAILED SYLLABUS:

LECTURES: 24 hours 1. Differential Analysis of Transport Phenomena (9)

1.1 Shell momentum balances and boundary conditions 1.2 Velocity distributions in Laminar flow 1.3 The equation of continuity and the equation of motion 1.4 Velocity distributions with more than one independent variable 1.5 Flow near solid surfaces by boundary layer theory 1.6 Thermal conductivity and the mechanisms of energy transport 1.7 Shell energy balances and temperature distributions in solids and laminar flow 1.8 Diffusivity and the mechanisms of mass transport 1.9 Concentration distributions in solids and laminar flow 1.10 Dimensional analysis in transport phenomena

2. Non-Newtonian technology (15)

2.1 Introduction to rheology. 2.2 The concept and importance of non-Newtonian liquids. 2.3 Time dependent and time independent non-Newtonian fluids: pseudoplastic; dilatant; Bingham plastic; rheopectic; thixotropic. 2.4 Rheological formulae: power law model; generalized Bingham model; other models. 2.5 Non-Newtonian fluids in simple geometries: incompressible fluids in pipes; general time independent non-Newtonian fluids in pipes; Bingham plastic fluids in pipes; power

law fluids in pipes; power law fluids in rectangular conduits; power law fluids in annuli. 2.6 Measurement of viscosity: capillary viscometers; concentric cylinder rotary viscometers; cone and plate viscometers. 2.7 Processing of non-Newtonian fluids. 2.8 Extrusion of polymer melts.

TUTORIALS/SEMINARS: 12 hours The students are provided with tutorial, worked examples of the above lecture material. Tutorials/seminars are an integral element of the module.