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Ahmed

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Professor & Mewbourne Chair in Petroleum Engineering #3

E-mail:    r.ahmed@ou.edu
Office:    SEC 1180

Research interests: Cuttings/solids transport, Drilling fluid rheology and wellbore hydraulics, Underbalanced drilling and MPD, Well control

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B.S., Chemical Engineering, Addis Ababa University, 1989
M.S., Petroleum Engineering, Norwegian University of Science & Technology, 1997
Ph.D., Petroleum Engineering, Norwegian University of Science & Technology, 2001

Dr. Ramadan Ahmed is an associate professor of Petroleum Engineering at the University of Oklahoma where he teaches drilling engineering and related courses.  Previously, Dr. Ahmed worked for five years as a senior research associate and adjunct professor at the University of Tulsa.  He holds a BSc. degree in Chemical Engineering from the Addis Ababa University, Ethiopia; and he earned MSc and PhD degrees in Petroleum Engineering from the Norwegian University of Science and Technology, Norway.  Dr. Ahmed worked for more than seven years in the industry.  He conducts research in the area of drilling fluids, wellbore hydraulics, degradation of cement and tubulars, and downhole instrumentation.  His recent experiences with drilling related research projects include studies on: i) fiber sweeps using water-based and oil-based muds; ii) rheology, stability and hydraulics of fibrous fluids, iii) surge and swab pressures; iv) degradation of cement and tubular in sour gas and acidic environment; and v) intelligent casing and intelligent formation.  Dr. Ahmed has authored more than 50 research and technical articles and 3 book chapters.  He has given presentations at national and international conferences.  Dr. Ahmed is a member of the Society of Petroleum Engineers (SPE).

  • Outstanding Reviewer of the Year 2011, Journal of Petroleum Science and Engineering
  • Outstanding Technical Editor, SPE Drilling & Completion, 2013
  • Editor of International Journal of Oil, Gas and Coal Technology (IJOGCT), Inderscience Publishers, UK
  • Effects of H2S and CO2 in HPHT Wells on Tubulars and Cement, sponsored by the Bureau of Safety and Environmental Enforcement (DOI/BSEE Project # E12PC00035), 2011-2014
  • Advanced Study on Rheology of Modern Drilling Foams, Qatar National Research Foundation (NPRP No.: 5-059-2-020), 2013-2016
  • Intelligent Casing-Intelligent Formation Telemetry (ICIFT) System, Research Partnership to Secure Energy for America (Contract #: 10121-4504-01), 2012-2014

George, M., Elgaddafi, R., Ahmed, R., and Growcock, F. 2014. Performance of Fiber-Containing Synthetic-Based Sweep Fluids, Journal of Petroleum Science and Engineering (in press)

Enfis, M., Ahmed, R. and Osisanya, S. 2013.  New Hydraulic Model for Flow of Herschel-Buckley Fluid in Pipes and Annuli, Canadian Energy Technology & Innovation, Vol. 1, Num. 3, Pages 41-47

Crespo, F. and Ahmed, R. 2013.  A simplified surge and swab pressure model for yield power law fluids, Journal of Petroleum Science and Engineering, Volume 101, January, Pages 12–20

Crespo, F., Ahmed, R. Enfis, M., Saasen, A. and Amani, M. 2012 Surge-and-Swab Pressure Predictions for Yield-Power-Law Drilling Fluids, paper SPE 138938-PA, SPE Drilling & Completion, Volume 27, Number 4, December, Pages 574-585

Elgaddafi, R., Ahmed, R., George, M. and Growcock, F. 2012.  Settling behavior of spherical particles in fiber-containing drilling fluids, Journal of Petroleum Science and Engineering, Volumes 84–85, April 2012, Pages 20–28

  • Invention Disclosure No. 13NOR071: Stalford, H., Ahmed, R., Edwards, J. and Soriano, V. 2013
  • Intelligent Borehole Intranet Telemetry System (iBITS), University of Oklahoma