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ME 6242: Mechanics of Contact
Offered Every Fall
| Credit Hours: |
3-0-3 |
| Prerequisites: |
ME 6201, Principles of Continuum Mechanics |
| Catalog Description: |
Mechanics of surface contact, with emphasis on tribological interactions as in rolling element bearings, slider bearings, mechanical seals, and materials processing. |
| Textbooks: |
K. L. Johnson, Contact Mechanics, Cambridge University Press, 1987.
I. M. Hutchings, Tribology: Friction and Wear of Engineering Materials, 1st Edition, CRC Press, 1994. |
| Instructors: |
Jeffrey Streator, David McDowell, Richard Neu |
| References: |
S. P. Timoshenko and J. N. Goodier, Theory of Elasticity, 3rd edition, McGraw-Hill.
R. Bayer, Mechanical Wear Prediction and Prevention, Marcel Dekker.
E. Rabinowicz, Friction and Wear of Materials, 2nd edition, J. Wiley, Inc. |
| Goals: |
The course seeks to introduce students to the mechanics of surface contact, with emphasis on tribological interactions, such as those present in rolling element bearings, dry and boundary-lubricated slider bearings, mechanical seals, and materials processing. |
| Prerequisites by topics: |
- Continuum mechanics
- Mechanical behavior of materials.
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| Topics: |
- Equations of elasticity
- Hertzian contact
- Non-Hertzian elastic contact
- Contact of rough surfaces
- Normal contact of inelastic solids
- Wear mechanisms
- Tangential loading and sliding contact
- Rolling contact and rolling friction
- Thermoelastic contact
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| Computer Usage: |
- Several homework problems requiring basic numerical analysis.
- Two homework assignments requiring finite element analysis via available commercial software.
- Two homework assignments requiring Fast Fourier Transform calculations.
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| Grading Scheme (%): |
Homework |
15 |
Group Projects |
25 |
Exams |
35 |
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