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Luis F. Ayala H.

William A. Fustos Family Professor

Professor of Petroleum and Natural Gas Engineering;

Associate Department Head for Graduate Education

103A Hosler Building

814-865-4053

ayala:AT:psu:DOT:edu

Biographical Sketch: 

Luis F. Ayala H. is Professor of Petroleum and Natural Gas Engineering, Associate Department Head for Graduate Education, FCMG Chair in Fluid Behavior and Rock Interactions, and holder of the William A. Fustos Family Professorship in Energy and Mineral Engineering in the John and Willie Leone Family Department of Energy and Mineral Engineering at The Pennsylvania State University. His research activities focus on the areas of natural gas engineering, gas well performance, hydrocarbon phase behavior, and advanced numerical modeling.  He holds two engineering degrees, one in chemical engineering and another in petroleum engineering—both with summa cum laude honors—from Universidad de Oriente (Venezuela), and MS and PhD degrees in petroleum and natural gas engineering from the Pennsylvania State University. He has received the Wilson Award for Outstanding Teaching from The Pennsylvania State U., the Outstanding Technical Editor Award from the Society of Petroleum Engineers (SPE), a Presidential distinction for Academic Excellence from Venezuela, and is currently a member of a number of Editorial Boards in petroleum and natural gas engineering journals and former Editor-in-Chief of The Way Ahead, the SPE flagship magazine for young professionals in the oil and gas industry.

Educational Background: 

Ph.D. (Petroleum and Natural Gas Engineering), The Pennsylvania State University, 2004

M.S. (Petroleum and Natural Gas Engineering), The Pennsylvania State University, 2001

Petroleum Engineering Degree, summa cum laude honors, Universidad de Oriente, Venezuela, 1999

Chemical Engineering Degree, summa cum laude honors, Universidad de Oriente, Venezuela, 1997

Research Interests: 
  • Natural gas engineering
  • Advanced reservoir simulation
  • Production data analysis
  • Unconventional gas recovery: Naturally fractured reservoirs, fractured gas shales, and tight sands
  • Thermodynamics of hydrocarbon fluids
  • Multiphase network flow analysis
Selected Publications: 

Reservoir Engineering

  1. Stumpf, T., and Ayala H., L.F., Rigorous and Explicit Determination of Reserves and Hyperbolic Exponents in Gas Well Decline Analysis, SPE 180909, SPE J., 2016.
  2. Zhang, M., Becker, M., and Ayala H., L.F., A Similarity Method for Early-Transient Multiphase Flow Analysis of Liquid-Rich Unconventional Gas Reservoirs, J. Nat. Gas Sc. & Eng., v. 28, pp. 572-586, 2016.
  3. Zhang, M., Singh, M., and Ayala H., L.F., Rate Forecasting During Boundary-Dominated Multiphase Flow: The Rescaled Exponential Model, J. Pet. Sc. and Eng., v. 143, 2016.
  4. Vardcharragosad, P., Ayala H., L.F. and Zhang, M., Linear vs. Radial Boundary-Dominated Flow: Implications for Gas Well Decline Analysis, SPE 176020, SPE J., v. 20, n. 5, pp. 1053-1066, Oct. 2015.
  5. Vardcharragosad, P., and Ayala H., L.F., Rate-time forecasting of gas reservoirs with significant transient flow: A density-based method, J. Unconv. Oil & Gas Res., v. 11, p. 111-126, Sept. 2015.
  6. Zhang, M. and Ayala H., L.F., Density-Based Production Data Analysis of Gas Wells With Significant Rock Compressibility Effects, SPE 166320, SPEREE Formation Evaluation J., p. 205-213, May 2015.
  7. Yan, Q., Lemanski, C., Karpyn, Z.T., and Ayala H., L.F., Experimental Investigation of Shale Gas Production Impairment Due to Fracturing Fluid Migration During Shut-In Time, J. Nat. Gas Sc. & Eng., v. 24, p. 99-105, May 2015.
  8. Vardcharragosad, P., and Ayala H., L.F., Production Data Analysis of Gas Reservoirs With Apparent Permeability and Sorbed Phase Effects: A Density-Based Approach, SPE-166377-PA, SPE J., Feb. 2015.
  9. Zhang, M., Vardcharragosad, P., Ayala H., Luis F., The Similarity Theory Applied to Early-Transient Gas Flow Analysis in Unconventional Reservoirs, J. Nat. Gas Sc. & Eng., v. 21, p. 659-668, Nov. 2014.
  10. Zhang, M. and Ayala H., L.F., Gas Production Data Analysis of Variable Pressure Drawdown/ Variable Rate Systems: A Density-Based Approach, SPE Res. Ev. and Eng. J., 17(4), p. 520-529, SPE-172503-PA, 2014.
  11. Zhang, M, and Ayala H., L. F., Gas-Rate Forecasting in Boundary-Dominated Flow: Constant-Bottomhole-Pressure Decline Analysis by Use of Rescaled Exponential Models. SPE J., v. 19, n. 3, p. 410-417, SPE-168217-PA, 2014.
  12. Dutta, R., Lee, C.-H., Odumabo, S., Ye, P., Walker, S.C., Karpyn, Z.T., and Ayala H., L. F., Experimental Investigation of Fracturing Fluid Migration due to Spontaneous Imbibition in Fractured Low Permeability Sands, SPE Res. Ev. and Eng. J., v. 17, no. 1, 2014.
  13. Ayala H., L.F., and Zhang, M., Rescaled Exponential and Density-Based Decline Models: Extension to Variable-Rate/Pressure-Drawdown Conditions. J Can. Pet. Technol. 52 (6): 433-440. SPE-168223-PA, 2013.
  14. Ye, P, and Ayala H., L.F., Straight-Line Analysis of Flow Rate vs. Cumulative Production Data for the Explicit Determination of Gas Reserves, J. of Can. Pet. Tech., v. 52, n. 4, pp. 296-305, July 2013.
  15. Ayala H., L.F., and Ye, P., A Unified Type-Curve for Decline Curve Analysis of Natural Gas Reservoirs in Boundary Dominated Flow, SPE J., v. 18, n. 1, pp. 97-113, February 2013.
  16. Ayala H., L.F. and Ye, P., Density-based decline performance analysis of natural gas reservoirs using a universal type-curve, J. of Energy Res. Tech., 135(4), p. 042701, 2013.

Production Engineering

  1. Ayala H., L.F. and Morgan, E. C. Chapter 17: Natural Gas Production Engineering, peer reviewed chapter, ASTM Handbook MNL73 Exploration and Production of Petroleum and Natural Gas Processing (eds: M.R. Riazi, and E. van Oort), in press, 2016.
  2. Dong, T. and Ayala H., L.F., Two-Phase Flow Models for Thermal Behavior Interpretation in Horizontal Wellbores, J. Pet. Exp. and Prod. Tech., v. 6, no. 1, pp. 45-61, March 2016.
  3. Jin, T., Ayala H., L.F. Ityokumbul, M.T., Network Modeling and Prediction of Retrograde Gas Behavior in Natural Gas Pipeline Systems, Int. J. of Eng. Sys Mod. and Simulation, 2016.
  4. Ayala H., L.F. and Dong, T., Thermodynamic Analysis of Thermal Responses in Horizontal Wellbores, J. of Energy Res. Tech., 137(3), p. 032903, May 2015.
  5. Urquidi-Macdonald, M., Tewari, A., and Ayala H., L.F., A Neuro-Fuzzy Knowledge-based Model for the Risk Assessment of Microbiologically Influenced Corrosion (MIC) in Crude Oil Pipelines, Corrosion, v. 70, No. 11, pp. 1157-1166, Nov. 2014.
  6. Leong, C.Y. and Ayala H., L.F., Hybrid Approach Using Linear Analogs for Gas Network Simulation with Multiple Components, Oil and Gas Facilities J., v. 3, n. 1, p. 76-88, Feb. 2014.
  7. Ayala H., L.F., and Leong, C.Y., A Robust Linear-Pressure Analog for the Analysis of Natural Gas Transportation Networks, J. Nat. Gas Sc. and Eng., v. 14, pp. 174-184, September 2013.
  8. Ayala H., L.F., Chapter 22: Transportation of Crude Oil, Natural Gas, and Petroleum Products, peer reviewed chapter, ASTM Handbook of Petroleum and Natural Gas Refining and Processing (eds: Riazi, M.R., Eser, S., Pena D., J.L., Agrawal, S.S.), ASTM International, 2013.
  9. Ayala H., L.F., and Blumsack, S., The Braess Paradox and its Impact on Natural Gas Network Performance, Oil and Gas Facilities J., v. 2, n. 3, pp. 52-64, June 2013.
  10. Ayala, L.F. and Fernández L., J.E. 2009. Evaluating Crystallization Risks in Liquefied-Natural-Gas (LNG) Production. SPE Prod Fac & Const  4 (2): 27-31. SPE-110391-PA.
  11. Ayala H., L.F., Alp, D., and Al-Timimy, M. Intelligent Design and Selection of Natural Gas L/V Separators, J. of Nat. Gas Sc. and Eng., v. 1, n. 3, pp. 84-94, Sept. 2009.
  12. Mann, A. and Ayala H., L.F., Intelligent Design of Natural Gas Underground Storage Facilities, Int. J. of Modeling and Sim., v. 29, n. 2, 2009.
  13. Ayala H., L.F. and Alp, D., Limitations of Marching Algorithms in the Analysis of Multiphase Flow in Pipelines, J. of Energy Res. Tech., v. 130, n. 4, p. 4300301-4300310, Dec. 2008.
 
Recent Activities: 

Academic Services

  • Associate Department Head; Graduate Education, John and Willie Leone Family Department of Energy and Mineral Engineering, 2013-present.
  • Co-Director, Unconventional Natural Resources Consortium, EMS Energy Institute, The Pennsylvania State U, 2012-present.
  • Chair, John and Willie Leone Family Department of Energy and Mineral Engineering Strategic Planning Committee, 2013; Member, Department of Energy and Mineral Engineering Strategic Planning Committee, 2008; Member,  Department of Energy and Geo-Environmental Engineering Strategic Planning Committee, 2004.
  • EMS Representative, Graduate School Graduate Subcommittee for New and Revised Programs, 2014-, Elected EMS Representative, 2009-2011 University Graduate Council, The Pennsylvania State U. and Chair, Graduate Council Committee on Research.

Professional Services

  • Specialty Coordinator, Reservoir Description and Dynamics, 2016 SPE Annual Technical Conference and Exhibition, Dubai, U.A.E; Chair, Reservoir Engineering Program Subcommittee 2014 SPE Annual Technical Conference and Exhibition, Amsterdam, The Netherlands; Member, Reservoir Engineering Program Subcommittee: 2015 SPE Annual Technical Conference and Exhibition, Houston, TX;  2013 SPE Annual Technical Conference and Exhibition, New Orleans, USA;  2012 SPE Annual Technical Conference and Exhibition, San Antonio, TX; 2011 SPE Annual Technical Conference and Exhibition, Denver, Colorado, USA;  2010 SPE Annual Technical Conference and Exhibition, Florence, Tuscany, Italy.
  • Associate Editor, Journal of Natural Gas Science and Engineering (JNGSE) (2008-2015); Associate Editor, SPE Reservoir Evaluation & Engineering Journal (SPEREE) (2006-2013); Member of Editorial Board, Petroleum Science and Technology J. (PST) (2005-2010).
  • Member, SPE Reservoir Description and Dynamics Advisory Committee, Society of Petroleum Engineers (SPE) (2009-2011).
  • Editor-in-Chief, The Way Ahead Magazine, SPE, 2009-2010.
Awards: 

Awards/Honors/Recognitions

  • 2016-2017 Fulbright Scholar, recipient of the Fulbright-Colciencias Innovation and Technology Award
  • William A. Fustos Family Professorship in Energy and Mineral Engineering
  • FCMG Chair in Fluid Behavior and Rock Interactions
  • George H. Deike Jr. Research Grant, College of Earth and Mineral Sciences, The Pennsylvania State University
  • Wilson Award for Outstanding Teaching, College of Earth and Mineral Sciences, The Pennsylvania State University
  • SPE Outstanding Technical Editor Award, Society of Petroleum Engineers
  • Wilson Research Initiation Grant, The Pennsylvania State University, College of Earth and Mineral Sciences
  • PNGE Graduate Merit Award, The Pennsylvania State University
  • Presidential Distinction for Academic Excellence "José Félix Ribas" awarded by the President of the Republic of Venezuela
  • Summa cum laude distinctions in Chemical Engineering and Petroleum Engineering and Merit Medal "21st of November" granted by the Board of Trustees of Universidad de Oriente for outstanding academic achievement