Farshid Sadeghi

Farshid Sadeghi

Cummins Distinguished Professor of Mechanical Engineering

School of Mechanical Engineering
Purdue University
585 Purdue Mall
West Lafayette, IN 47907-2088
sadeghi@purdue.edu

Office: KPNR & Working Remotely

Phone: +1 765 49-45719

Degrees

  • B.S. University of Tennessee, '79
  • M.S. University of Tennessee, '81
  • Ph.D. North Carolina State University, '85

Research Interests

  • Contact mechanics
  • Stresses, fatigue and friction of rolling/sliding
  • Micro-mechanics of boundary and mixed lubrication regimes
  • Spall initiation and propagation
  • Surface science and damage
  • Dynamics of ball and rolling element bearings and rotating systems
  • Friction induced vibration and squeal in dry contacts
  • Friction and wear of dry and lubricated contacts
  • Virtual tribology
  • Dry and lubricated fretting wear
  • MEMS for in-situ monitoring of tribological contacts
  • Discrete element modeling
  • Design

Fundamental Research Area(s)

Application Area(s)

Awards and Recognitions

  • Third Place Award – Student Poster Competition, Weinzapfel, N., Sadeghi, F., "Microscale Influences on Rolling Contact Fatigue Life Dispersion," ASME/STLE International Joint Tribology Conference, San Francisco, CA. - Oct. 2010
  • Gold Medal Award – Student Poster Competition, Weinzapfel, N., Sadeghi, F., and Bakolas, V., "A 3-D Finite Element Model for Investigating Effects of Material Microstructure on Rolling Contact Fatigue," STLE 65th Annual Meeting, Las Vegas, NV. Award, May 16, 2010
  • Gold Medal Award – Student Poster Competition, B. Jalalahmadi, F. Sadeghi, and V. Bakolas, “A Rolling Contact Fatigue Life Equation including Material Inclusions,” STLE 65th Annual Meeting, Las Vegas, NV, May 16, 2010
  • First Place Award - Student Poster Competition, Jalalahmadi, B., Sadeghi, F., and Bakolas, V., “Investigation of Effects of Inclusions on Rolling Contact Fatigue Life using VFEM”, ASME/STLE International Joint Tribology Conference, Memphis, Tennessee, October 2009
  • Gold Medal Award - Student Poster Competition, Jalalahmadi, B. and Sadeghi, F., “A Voronoi Finite Element / Damage Model for Life Scatter in Rolling Contact Fatigue”, STLE 64th Annual Meeting & Exhibition, Lake Buena Vista, Florida, May 2009
  • Silver Medal Award - Student Poster Competition, Warhadpande, A., Leonard, B., Sadeghi F., “Effects of Fretting Wear on Rolling Contact Fatigue of M50 Bearing Steel”, STLE 64th Annual Meeting & Exhibition, Lake Buena Vista, Florida, May 2009
  • Silver Medal Award - Student Poster Competition, Authors: Leonard, B., Sadeghi, F., Evans, R., Doll, G., Shiller, P. “Fretting of WC/a-C:H and Cr2N Coatings Under Grease Lubricated and Unlubricated Conditions”, STLE 64th Annual Meeting & Exhibition, Lake Buena Vista, Florida, May 2009
  • 2008 ASME Research Committee on Tribology Creative Research Award
  • 2007 Best Paper award for the paper entitled “Deterministic Modeling of Honed Cylinder Liner Friction,” from the Society of Tribologists and Lubrication Engineers (STLE) Tribology Transactions, Vol. 50, No. 2, pp. 248-256 Co-authored by Bolander N. W. and Sadeghi
  • 2006 - Elected Fellow of American Society of Mechanical Engineers (ASME)
  • 2005 Best Paper award for the paper entitled “Lubrication Regime Transitions at the Piston Ring - Cylinder Liner Interface” from The Institute of Mechanical Engineers (IMechE) Journal of Tribology, Vol. 219, pp. 19-31 Co-authored by Bolander, N. W., Steenwyk, B., D., Sadeghi, F. and Gerber, G. R.
  • 2004 - H.L. Solberg Best Teaching Award, School of Mechanical Engineering, Purdue University
  • 2004 - Elected Fellow of Society of Tribologists and Lubrication Engineers (STLE)
  • 1996 - Society of Tribologists and Lubrication Engineers (STLE) - Edmund E. Bisson Award given for the most outstanding written contribution to the Lubrication Engineering Journal, Co-authored by Sadeghi, F., Anderson, D.C., and Ortiz, J.
  • 1992 - The Society of Automotive Engineers (SAE) - Ralph R. Teetor Educational Award in recognition of significant contribution to teaching, research and student development.
  • 1991 - The American Society of Mechanical Engineers (ASME) - Burt L. Newkirk award for the paper “Thermal Elastohydrodynamic Lubrication of Rolling/Sliding Contacts”
  • 1987 - The Jacob Wallenberg Foundation Grant, Royal Swedish Academy of Engineering Sciences
  • Member of National Engineering Honor Society (TAU BETA PI)
  • Member of the Scientific Research Society (SIGMA CHI)
  • Listed in Who’s Who in America and American Men and Women of Science

Selected Publications

Wang, C., Sadeghi, F., Wereley, S. and Chuang, H. S., "Investigation of Fluid Flow out of Microcavities using µPIV" STLE Tribology Transactions,Vol. 52 No. 6, pp. 817-832, 2009

Jalalahmadi, B., and Sadeghi, F., "A Voronoi FE Fatigue Damage Model for Life Scatter in Rolling Contacts," ASME Journal of Tribology, Vol. 132 No. 2, pp. 021404, 2010

Ashtekar, A., Sadeghi, F., and Stacke, L. E., "Surface Defects Effects on Bearing Dynamics," Proc. IMechE, Part J: Journal of Engineering Tribology, Vol. 224 No. 1, pp. 25-35, 2010

Ashtekar, A., Kovacs, A., Sadeghi, F., and Peroulis, D., "Bearing cage telemeter for the detection of shaft imbalance in rotating systems," Proceedings 2010 IEEE Radio and Wireless Symposium (RWS 2010), pp. 5-8, 2010.

Slack, T.S., and Sadeghi, F. "Explicit finite element modeling of subsurface initiated spalling in rolling contacts" Tribology International, Vol. 43, pp. 1693-1702, 2010

Warhadpande, A., and Sadeghi, F. "Effects of surface defects on rolling contact fatigue of heavily loaded lubricated contacts" Proc. IMechE, Part J: J. Engineering Tribology, Vol. 224 No. 10, pp. 1061-1077, 2010

Weinzapfel, N., Sadeghi, F., and Bakolas, V., "An Approach for Modeling Material Grain Structure in Investigations of Hertzian Subsurface Stresses and Rolling Contact Fatigue," ASME Journal of Tribology, Vol. 132, pp. 041404, 2010.

Jalalahmadi, B., Sadeghi, F., and Bakolas, V., "A Rolling Contact Fatigue Life Equation including Effects of Material Inclusions," Society of Tribologists and Lubrication Engineers, Tribology Transactions, 2010 (in press)

Leonard, B. D, Patil, P., Slack, T. S., Sadeghi, F., Shinde, S., Mittleback, M., "Fretting Wear Modeling of Coated and Uncoated Surfaces using the Combined Finite-Discrete Element Method" Tibology Letters, 2010 (in press)

Wang, C., Sadeghi, F., Wereley, S.T., Rateick, R.G., and Scott, R., "Experimental Investigation of Lubricant Extraction from a Micro - Pocket Flow," STLE Tribology Transactions (in press)