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Engineering Mathematics
Review of Viscous Flows
Review of Computational Fluid Mechanics
Review of Turbulence and Turbulence Modeling

Particle Adhesion
Colloids
Simulation Methods
Experimental Techniques
Applications
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The National Science Foundation
The National Science Foundation

General Information

Textbook:  None
Instructor:  G. Ahmadi  (CAMP 267, 268-2322)
Office Hours:  TT 12:30 - 3:30 p.m.
Course Website:   http://webspace.clarkson.edu/projects/crcd/me637/

Course Website: https://sites.clarkson.edu/gahmadi/courses/me637/
Prerequisites:  ME326, ME437 or ME 537, or consent of Instructor


Course Objectives

  1. To provide a fundamentals of aerosol transport deposition and removal in turbulent flows.
  2. To familiarize students with the computational modeling of dilute two-phase flows.
  3. To familiarize students with the industrial applications of dilute multiphase flows.
  4. To familiarize students with the modern experimental techniques in aerosol transport analysis.
  5. To familiarize students with the industrial applications of aerosols.

Course Learning Outcomes

Outcome 1:

  • Students will be able to solve aerosol tranport and deposition in turbulent flows.

Outcome 2:

  • Students will be able to formulate and analyze problems involving charged particle transport and deposition.

Outcome 3:

  • Students will be able to perform computational fluid dynamics and particle trajectory analysis in turbulent flows.
  • Students will demonstrate using the FLUENT Code for solving particle transport in turbulent flows.
  • Students will be able to perform an experimental study of aerosol transport and deposition processes.

Outcome 4:

  • Students will become familiar with industrial gas cleaning and separation processes.
  • Students will become familiar with pollution transport and lung deposition.

Course Outline

ENGINEERING MATHEMATICS
   Special Functions
   Differential Equations
   Fourier Series
   Laplace Transforms
   Probability and Random Processes
   Linear Systems
   Useful Integrals
   Vector Identities
   Indicial Notation
VISCOUS FLOWS
   Navier-Stokes Equation, Vorticity, Stream Function
   Cylindrical Coordinates
   Exact Solutions
   Drag on Spherical Particles
   Creeping Flows
   Nonspherical Particles
REVIEW OF COMPUTATIONAL FLUID MECHANICS
   Finite Difference and Finite Volume Methods
   Spectral Method
   Introduction to Gambit and Unstructured Fluent Code
REVIEW OF TURBULENCE AND TURBULENCE MODELING
   Features of Turbulence
   Reynolds Equation and Mixing Length Model
   Energy Equations
   Correlations and Scales
   Vorticity Transport
   Two-Equation Model
   Stress-Transport Models
   Rate-Dependent Models
   PDF Models
AEROSOLS
   Introduction to Aerosols
   Review of Drag, Lift Forces
   Aerosol Kinetics
   Virtual Mass, Basset Forces, and the BBO Equation
   Review of Nonspherical Particles
   Review of Brownian Motions
   Review of Diffusion and Interception
   Review of Particle Deposition Mechanisms
   Aerosol Transport and Deposition in Turbulent Flows
   Turbulence Wall Deposition Models
   Particle Charging Mechanisms, Electrostatic Forces
   Thermophoretic Forces
   Aerosol Coagulation
   Coagulation by Turbulence and Shear Fields
PARTICLE ADHESION
   van der Waals Force
   JKR and Other Adhesion Models
   Particle Adhesion and Removal
   Effects of Charge and Humidity
   Utrasonic and Megasonic Cleaning
COLLOIDS
   Introduction to Colloids
   Double Layer Forces
   Electrokinetic Phenomena
SIMULATION METHODS
   Sublayer Model of Turbulence
   Particle Deposition on Smooth and Rough Walls
   Sublayer Simulation of Charged Particles
   Approximate Simulation of Instantaneous Turbulent Flows
   DNS and Large Eddy Simulation
   Particle Transport and Deposition in Turbulent Flows
   Brownian Motion of Nano-particles in Turbulent Flows
   Nonspherical Particle Transport in Turbulent Flows
EXPERIMENTAL TECHNIQUES
   Turbulent Flow Measurement (Hot-Wire, PIV, Laser-Doppler)
   Particle Concentration and Velocity Measurements (Phase-Doppler, PIV)
   Particle Production
   Aerosol Sampling Techniques
   Aerosol Instrumentation
   Clean Room Operation
   Advanced Surface Cleaning Techniques (Laser, Cryogenic, Ultrasonic)
APPLICATIONS
   Microcontamination Control
   Xerography and Process Equipment
   Clean Room and Transmission of respiratory viruses  
   Lung Deposition and Inhalation Drug Delivery
   Filtration Processes and Gas Cleaning
   Combustors and Boilers
   Spray Formation


Evaluation Methods

  • Exam 1:   25%   (March 10, CAMP 175, 4:00-5:30 pm)
  • Final Exam: 35%   (Final Exam Week)
  • Computational Projects and Laboratory Project   30%
  • Homework   10%

Course Description

ME 637 (ES 637) Partical Transport, Deposition and Removal II R-3, C-3.

Prerequisites: Consent of Instructor.

Introduction to turbulent flows and turbulent modelings. One and several equation models. Drag, lift, virtual mass, and Basset forces acting on particles. Wall effects and nonspherical particles. Aerosol transport and dispersion in turbulent flows. Turbulent diffusion and wall deposition of aerosols. Particle charging mechanics and electrostatics forces. Thermophoretic and electrophoretic effects. Introduction to colloids and electrokinetic phenomena. Computational aspects of aerosol dispersion and deposition in turbulent flows. Sublayer model approach. Approximate simulation of turbulence and turbulence transport. DNS simulation methods. Nonspherical particle transport in turbulent flows. Coagulation of aerosols due to shear and tubulence. Experimental techniques for turbulent flow measurements. Hot-wire anemometry, Isokinetic sampling. Particle concentration and velocity measurements with phase-doppler, and PIV. Applications to microcontamination control, air pollution, combustor, spray, and particle deposition in human lung. (Spring)

Exam and Homework Policies

Exam Policy

Exams will be open handout. The students are permitted to bring their handout notes and one book to the exams.  Other notes and homework solutions are not allowed.

Homework Policy

Homeworks will be collected and will be graded and returned to the students.


References

  1. J. Y. Tu, K. Inthavong, and G. Ahmadi, “Computational Fluid and Particle Dynamics in the Human Respiratory System,” Springer, New York (2013). ISBN 978-94-007-4487-5, ISBN 978-94-007-4488-2 (E-Book).
    http://www.springerlink.com/content/978-94-007-4488-2?MUD=MP
    http://www.springer.com/materials/mechanics/book/978-94-007-4487-5
  2. W.C. Hinds, Aerosol Science and Technology, Wiley (1983, 1999).
  3. J. Happel and H. Brenner, Low Reynolds Number Hydrodynamics, Martinus Nijhoff (1983).
  4. N.A. Fuchs, The Mechanics of Aerosols, Dover (1989).
  5. V.G. Levich, Physicochemicals Hydrodynamics, Prentice-Hall (1962).
  6. P.A. Baron and K.W. Willeke, Aerosol Measurement, Principles, Techniques, and Application, Wiley, Interscience, New York (2001).
  7. F. White, Viscous Flow, McGraw Hill (1974).
  8. R.L. Panton, Incompressible Flow, John Wiley (1984).
  9. H. Schlichting, Boundary Layer Theory, McGraw Hill (1979).
  10. J.O. Hinze, Turbulence, McGraw Hill (1975).
  11. H. Tennekes and J.L. Lumley, A First Course in Turbulence, MIT Press (1981).
  12. G.M. Hidy, Aerosols, Academic Press (1984).
  13. G.M. Hidy and J.R. Brook, The Dynamics of Aerocolloididal Systems, Pergamon Press (1970).
  14. Papavergos and Hedley, Chem. Eng. Rs. Des., Vol. 62, September 1984, pp. 275-295.
  15. S.K. Friedlander, Smoke, Dust and Haze, Oxford University Press, Oxford (2000).
  16. J. H. Vincent, Aerosol Science for Industrial Hygienists, Pergamon Press (1995).
  17. D.J.Quesnel, D.S. Rimai and L.H.Sharpe, Particle Adhesion: Application and Advances, Taylor and Francis, New York (2001).
  18. G. Ahmadi, Overview of Digital Simulation Procedures for Aerosols Transport in Turbulent Flows, in "Particles in Gases and Liquids 3: Detection, Characterization, and Control," Ed. by K.L. Mittal, Plenum Press, New York, pp. 1 21 (1993).
  19. G. Ahmadi, Overview of Computational and Analytical Modeling of Particle Transport and Deposition in Turbulent Flows, Scientia Iranica Vol. 1, 1 23 (1994).
  20. H. Zhang and G. Ahmadi, Aerosol Particle Transport and Deposition in Vertical and Horizontal Turbulent Duct Flows, J. Fluid Mechanics, Vol. 406, pp. 55 80 (2000).
  21. M. Soltani, H. Ounis, G. Ahmadi, and J.B. McLaughlin, Direct Numerical Simulation of Charged Particle Deposition in a Turbulent Flow, Int. J. Multiphase Flow, Vol. 24, pp. 77 94, (1988).
  22. M.R. Spina and W.W. Nazaroff, Particle deposition from turbulent flow: Review of published research and its applicability to ventilation ducts in commercial buildings, http://repositories.cdlib.org/lbnl/LBNL-51432/
  23. Web Based Educational Workshop
  24. Aerosol Acience and Engineering
  25. Aerosol Mechanics
  26. Aerosol Instrumentation
  27. Atmospheric Aerosols
  28. Health Related Aerosols
  29. Aerosol Calculator Software
  30. Aerosol Educational Network
  31. Aerosols Educational materials

Dr. Goodarz Ahmadi | Turbulence & Multiphase Fluid Flow Laboratory | Department of Mechanical & Aeronautical Engineering
Copyright © 2002-2013 Dr. Goodarz Ahmadi. All rights reserved.
Potsdam, New York, 13699
ahmadi@clarkson.edu