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Engineering Mathematics
Review of Viscous Flows
Review of Computational Fluid Mechanics

Particle Adhesion
Simulation Methods
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The National Science Foundation
The National Science Foundation

General Information

Textbook:  None
Instructor:  Goodarz Ahmadi  (CAMP 267,315-268-2322) gahmadi@clarkson.edu
Office Hours:  Monday and Wednesday 12:30 - 3:30 p.m.
Course Website:   https://webspace.clarkson.edu/projects/crcd/public_html/me537/index.php

Course Website: https://sites.clarkson.edu/gahmadi/courses/me537/
Co-requisites:  ME527 or equivalent


Course Objectives  

  1. To provide a fundamental understanding of aerosol transport deposition and removal in laminar flows.
  2. To provide a fundamental understanding of particles adhesion and removal from surfaces.
  3. Toprovide an understanding of the computational modeling of particle resuspension in laminar flows.
  4. To provide a fundamental understanding of the industrial, environmental, and biomedical applications of aerosols..

Course Learning Outcomes

Outcome 1:

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

Outcome 2:

  • Students will be able to analyze adhesion and removal of micro- and nano- particles.

Outcome 3:

  • Studentswill demonstrate a fundamental understanding of computational fluid mechanics and particle trajectory analysis procedures.
  • Students will demonstrate using the ANSYS-Fluent Code for solving aerosol transport in laminar flows.
  • Students will become familiar with the experimental procedure for particle adhesion and removal analysis.

Outcome 4:

  • Students will understand the micro-contamination problems in microelectronic and imaging industries.
  • Students will understand the basics of surface cleaning, including ultrasonic cleaning.
  • Students will demonstrate the application of aerosol transport and dispersion in at least one industrial, environmental, or biomedical applications.

Course Outline

ENGINEERING MATHEMATICS

   Special Functions
   Differential Equations
   Fourier Series
   Laplace Transforms
   Probability and Random Processes
   Linear Systems
   Useful Integrals
   Vector Identities

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

   Introduction to Fluent and ANSYS Workbench

AEROSOLS

   Introduction to Aerosols
   Stokes Drag, Lift Forces
   Aerosol Kinetics
   Virtual Mass, Basset Forces, and the BBO Equation
   Nonspherical Particles
   Brownian Motions
   Diffusion and Interception
   Particle Deposition Mechanisms
   Aerosol Coagulation

PARTICLE ADHESION

   van der Waals Force
   JKR and Other Adhesion Models
   Particle Adhesion and Removal
   Effects of Charge and Humidity
   Utrasonic and Megasonic Cleaning

SIMULATION METHODS

   Laminar Flow Simulation
   Particle Transport and Deposition in Laminar Flow

EXPERIMENTAL TECHNIQUES

   Particle Adhesion and Resuspension
   Aerosol Sampling Techniques
   Clean Room Operation
   Advanced Surface Cleaning Techniques

APPLICATIONS

   Microcontamination Control
   Xerography
   Clean Room and Process Equipment
   Filtration Processes and Gas Cleaning

Aerosol Transport and Deposition in Environment

 

 


Evaluation Methods

  • Exam 1:   25%  
  • Final Exam: 35%  
  • Computational and Laboratory Projects   30%
  • Homework   10%

Course Description

ME 537 Fluid Mechanics of Aerosol Dispersion R-3, C-3.

Prerequisites/Co-requisites: ME 527 or equivalent.

Review of viscous flow theory. Creeping flows around a sphere. Drag and lift forces acting on particles. Wall effects and nonspherical particles. Diffusion of aerosols in laminar flows. Brownian motion and Langevin equation. Mass diffusion in pipe and boundary layer flows. Dispersion of particles in turbulent flows. Turbulent diffusion and wall deposition of aerosols. Effects of electrostatics, van der Waals and other surface forces. Computational aspects of aerosol dispersion in laminar and turbulent flows. Particle removal and resuspension from surfaces. Coagulation of aerosols due to Brownian movement, presence of a shear field and turbulence. Applications to microcontamination control, air pollution, and particle deposition in human lung. (Given When Needed)

Exam and Homework Policies

Exam Policy

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

Homework Policy

Homeworks will be collected. The homework will be graded and returned to the students. The homework grade will count as 10% of the overall grade.


References

  1. J. Y. Tu, K. Inthavong, and G. Ahmadi, Computational Fluid and Particle Dynamics in the Human Respiratory System, Springer, New York (2013). 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. F. White, Viscous Flow, McGraw Hill (1974).
  7. R.L. Panton, Incompressible Flow, John Wiley (1984).
  8. H. Schlichting, Boundary Layer Theory, McGraw Hill (1979).
  9. J.O. Hinze, Turbulence, McGraw Hill (1975).
  10. H. Tennekes and J.L. Lumley, A First Course in Turbulence, MIT Press (1981).
  11. G.M. Hidy, Aerosols, Academic Press (1984).
  12. G.M. Hidy and J.R. Brook, The Dynamics of Aerocolloididal Systems, Pergamon Press (1970).
  13. Papavergos and Hedley, Chem. Eng. Rs. Des., Vol. 62, September 1984, pp. 275-295.
  14. S.K. Friedlander, Smoke, Dust and Haze, Wiley (1977).
  15. J. H. Vincent, Aerosol Science for Industrial Hygienists, Pergamon Press (1995).
  16. Simulation-Cornell
  17. Ansys-Student package


Dr. Goodarz Ahmadi | Turbulence & Multiphase Fluid Flow Laboratory | Department of Mechanical & Aeronautical Engineering
Copyright © 2002-2005 Dr. Goodarz Ahmadi. All rights reserved.
Potsdam, New York, 13699
ahmadi@clarkson.edu