Isotherm Engineering is a group of professionals with a cumulative practical experience of over 180 years that includes two with PhD from Iowa State University and Texas A & M University, USA.  Both are also registered professional engineers in the USA.  A brief on the Principle, Dr. Zahid Ayub, is as follows:

  • Ph.D. in mechanical engineering from Iowa State University, 1986
  • Designed and fabricated several thousand heat exchangers/pressure vessels and complex systems installed worldwide
  • Recognized as one of the pioneers in the field of Ammonia Enhanced Heat Transfer
  • Author of over 135 International Journal and Conference papers
  • Holds six United States patents and five pending at USPTO
  • Recipient of Michigan New Product Award – 1989
  • ASHRAE Distinguished Service Award – 1999
  • ASHRAE Research Service Award – 2007
  • ASME Fellow – 1998
  • ASHRAE Fellow – 2008
  • ASHRAE Exceptional Service Award – 2013
  • ASHRAE Louise and Bill Halloday Award – 2017
  • ASME Heat Transfer Memorial Award – 2017
  • AIChE Kern Award – nominated 2019
  • Member, Scientific Council  – International Center for Heat and Mass Transfer representing United States
  • US Member Delegate – International Institute of Refrigeration
  • US Member Delegate – International Heat Pump
  • Registered Professional Engineer in the States of Michigan and Texas
  • Active member of ASME, ASHRAE, IIAR, AIChE, IoR (UK), IIR, RETA, Eurammon
  • Served on ASHRAE Research Administration Committee, ASHRAE’s Refrigeration Committee as Chair and Research Advisory Panel team member for Research Strategy 2010-2018
  • Currently serves on ASHRAE Technical Committees TC1.3, TC8.5 and Standard 181
  • Ex-Adjunct Professor – University of Texas-Arlington
  • Adjunct Professor GIK Pakistan, NUST Pakistan
  • Member – International Advisory Board, GIK Institute, Pakistan
  • Founder and Director – Natural Fluids Refrigeration Center, GIK, Pakistan
  • Executive Editor – Journal of Heat Transfer Engineering
  • Past Technology Editor – International Journal of Enhanced Heat Transfer
  • Past Associate Editor – ASME Journal of Thermal Science and Engineering Applications
  • Reviewer to several other Heat Transfer Journals
Dr Zahid Ayub

Dr. Zahid Ayub, P.E.