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ATRC

Ehsan Moallem

Ehsan Moallem


Education

Ph.D. Mechanical Engineering
Oklahoma State University, 2012

M.S. Mechanical Engineering
University of Tehran, Iran, 2007

B.S. Mechanical Engineering
University of Tehran, Iran, 2004


Research Interests

  • Air-Conditioning (HVAC)
  • Computational Fluid Dynamics (CFD)
  • Experimental measurements of flow
  • Microfluidsand Microchannels
  • Thermal storages
  • Refrigeration cycles and heat pumps
  • Cold and hot air jets
  • Turbulencemodeling
  • Heat transfer and two phase flow in coils
  • Design of (compact) heat exchangers

Awards and Recognition

  • Received full scholarship at Oklahoma State University (2008-2012)
  • Received full scholarship at University of Tehran (1998-2004)
  • Ranked 417th in National Mechanical Engineering Graduate Program Entrance Exam among more than 12,000 participants, Tehran, Iran (2004)
  • Ranked 872th in National Undergraduate University Entrance Exam among more than 400,000 participants from the whole country, Tehran, Iran (1998)
  • Vice president of ASHRAE student branch at Oklahoma State University (2011-2012)
  • Won the 3rd award in student paper competition in international Purdue HVAC conference (2012)
  • Award winner for the best paper of the year in International Journal of Refrigeration (2012)
  • Reviewer of journals: Int. J. Heat Mass Transfer, Int.J.Refrigeration, Heat Transfer Eng. (2012-13)

Recent Publications

  • Padhmanabhan S.K., Fisher D.E., Cremaschi L.and E.Moallem.(2011) Modeling non-uniform frost growth on a fin-and-tube heat exchanger. International Journal of Refrigeration, 34, 8: 2018-2030.
  • Moallem E., Hong T., CremaschiL. and D.E. Fisher. (2013) Experimental Investigation of Adverse Effect of Frost Formation on Microchannel Evaporators, Part 1: Effect of Fin Geometry and Environmental Effects. International Journal of Refrigeration, 36, 6: 17621775.
  • Moallem E., Hong T., Cremaschi L.andD.E.Fisher.(2013) Experimental Investigation of Adverse Effect of Frost Formation on Microchannel Evaporators. HVAC & R Research, 19, 4: 347-362.
  • Moallem, E., Hong T., Cremaschi L.andD.E. Fisher.(2013) Developing Empirical Correlations for Frost Thickness and Air Face Velocity Degradation for Microchannel Heat Exchangers Used in Heat Pump Applications under Frosting Condition.HVAC & R Research,19,7:779787.
  • Moallem, E.,Cremaschi L., Fisher D.Eand T. Hong. (2017) Effects of frost growth onlouvered folded fins of microchannel heat exchangers on the time-dependent air side convective heat transfer coefficient. Experimental Thermal and Fluid Science, 88, 326-335.

 

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