1. Kirkuk–Northern Technical University Department of Power Mechanics Techniques Engineering, College of Technical Engineering, , Kirkuk 516814 Iraq
2. North Oil Company–Ministry of Oil , Kirkuk 516814 Iraq
3. Kumaraguru College of Technology Department of Aeronautical Engineering, , Coimbatore 641049, Tamil Nadu, India
4. Iraqi Ministry of Oil, Midland Refineries Company, Najaf Refinery , 54001, Najaf, Iraq
5. Al-Amarah University College , Maysan, Iraq
6. University of Plymouth School of Engineering, Computing and Mathematics, , Plymouth, PL4 8AA, UK
7. Al-Mustaqbal University College Air conditioning and Refrigeration Techniques Engineering Department, , Babylon 51001, Iraq