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Steven E. Gorrell

Dr. Steve Gorrell joined the BYU Mechanical Engineering Department in 2007 following an eighteen year career as an Aerospace Engineer at the Air Force Research Laboratory Propulsion Directorate. Dr. Gorrell is an internationally recognized leader in the use of high performance computing (HPC), hi-fidelity time-accurate CFD, and Particle Image Velocimetry to investigate and understand unsteady flow physics in high performance gas turbine engine fans and compressors.

Dr. Gorrell has published 57 journal and conference papers on unsteady turbomachinery aerodynamics and has given 25 invited lectures, including presentations to the Air Force Scientific Advisory Board, the MIT Gas Turbine Laboratory, and numerous distinguished visitors to the Aeronautical Systems Center Major Shared Resource Center at Wright-Patterson AFB. He is a member of the ASME International Gas Turbine Institute Turbomachinery Committee, an Associate Fellow of the AIAA, Chair of the AIAA Professional Member Education Committee, and member of the AIAA Gas Turbine Engine Technical Committee.

EDUCATION

Ph.D. Iowa State University, Mechanical Engineering
2001
Dissertation: "An Experimental and Numerical Investigation of Stator-Rotor Interactions in a Transonic Compressor"

M.S. Virginia Tech, Mechanical Engineering
1990
Thesis: "An Experimental Study of Exit Flow Patterns in a Multistage Compressor in Rotating Stall"

B.S. Brigham Young University, Mechanical Engineering
1988

EXPERIENCE

Associate Professor, Brigham Young University, 2007 - present

Senior Aerospace Engineer, Air Force Research Laboratory, Propulsion Directorate, Fan and Compressor Branch, 2006 – 2007

Aerospace Engineer, Air Force Research Laboratory, Propulsion Directorate, Fan and Compressor Branch, 1994 – 2006

Aerospace Engineer, Air Force Research Laboratory, Propulsion Directorate, Experimental Evaluation Branch, 1989 - 1994

HONORS AND AWARDS

DoD High Performance Computing Modernization Program Office (HPCMPO) Challenge Project Award, 2009 – 2011

Department of the Air Force Award for Civilian Achievement, 2007

American Institute of Aeronautics and Astronautics, Associate Fellow, 2007

AFRL Finalist and Propulsion Directorate Winner of Scientific/Technical Achievement Award (Individual), 2006

DoD High Performance Computing Modernization Program Office (HPCMPO) Challenge Project Award, 2005 – 2007

AFRL nominee for Air Force Modeling and Simulation Award – Analysis Category, 2005

Turbine Engine Division nominee for Scientist of the Year, 2003

NASA Group Achievement Award, 2003

Dayton- Cincinnati Aerospace Science Symposium Best Turbomachinery Paper, 2002

Special Act or Service Award, 2002, 2003, 2004, 2005, 2007

Notable Achievement Award, 1993, 1994, 2000, 2002, 2003, 2006

Turbine Engine Division nominee for Engineer of the Year, 1993.

INVITED PANEL AND COMMITTEE ACTIVITIES

NASA Subsonic Fixed Wing Aerothermodynamics Technical Working Group, Member, May 2007 to present.

High Performance Computing Modernization Program (HPCMP) User Advocacy Group (UAG), Air Force Representative, February 2006 to 2007.

High Performance Computing Modernization Program (HPCMP) Technology Insertion 2007 Usability Team, Evaluator, August – October, 2006.

National Research Council Panel for the Review of Proposals for NASA’s Intelligent Propulsion System Foundation Technology Program, Panelist, August 2004.

PROFESSIONAL AFFILIATIONS

American Society of Mechanical Engineers (ASME) and and IGTI Turbomachinery Committee, 1993 - Present
• Vanguard Chair, Unsteady Flows in Turbomachinery, ASME TURBO EXPO 2008
• Vanguard Chair, Design Methods and CFD Modeling for Turbomachinery, ASME TURBO EXPO 2006, 2007

American Institute of Aeronautics and Astronautics (AIAA), 2004 - Present
• Member, Gas Turbine Engine Technical Committee, 2008 - Present
• Member, Air Breathing Propulsion Technical Committee, 2004 - 2008
• Chair, AIAA Professional Member Education Committee (PMEC), 2008 - Present
• Professional Member Education Committee (PMEC) Liaison to the Technical Activities Committee (TAC), 2004 – 2007.

MeEn 412, Applications of Fluid Dynamics (2007F,2008F,2009F,2010F,2011F)
MeEn 426, Gas Turbine and Jet Engine Design (2011W,2012W,2013W,2014W, 2015W, 2016W, 2017W)
MeEn 611, Turbulence (2008W,2010W,2012W,2013F, 2015F, 2017F)
MeEn 475/476, Capstone Coach (2008F,2009W,2009F,2010W)
MeEn 510, Compressible Flow (2009W,2011W, 2012F,2014F)
MeEn541, Computational Fluid Dynamics and Heat Transfer (2015W, 2016W, 2017W)

CURRENT GRADUATE STUDENTS

Tate Fanning, Ph.D. candidate
Turbopump Cavitation Simulations

Matt Wald, M.S. candidate
Leadership and Division of Labor in Virtual Teams

Spencer Bunnell, Ph.D. candidate
Compressor Blade Finite Element Modeling Using Surrogate Models

Daniel Soderquist, M.S. candidate
Modeling of Compressor Inlet Distortion with the Harmonic Balance Technique

Mikkel Unrau, M.S. candidate
Simulating Stall Inception using the CFD Solver Kestrel

 

UNDERGRADUATE RESEARCH ASSISTANTS

Ryan Moeller
Search and Rescue systems testing

Ian Potts
Turbomachinery CFD


FORMER GRADUATE STUDENTS

Mark Fernelius, Ph.D. Degree, April 2017
Dissertation: "Experimental and Computational Analysis of an Axial Turbine Driven by Pulsing Flow"

Ivan Yorgason, M.S. Degree, June 2016
Thesis: "Heteromorphic to Homeormorphic Shape Match Converston Toward Fully Automated Mesh Morphing to Match Manufactured Geometry"

Marshall Peterson, M. S. Degree, June 2016
Thesis: "Implementations of Fourier Methods in CFD to Analyze Distortion Transfer and Generation Through a Transonic Fan"

Kurt Hinkle, M.S. Degree, April 2016
Thesis: "An Automated Method for Optimizing Compressor Blade Tuning"

Ron Spencer, M. S. Degree, April 2016
Thesis: "Analysis of High Fidelity Turbomachinery CFD Using Proper Orthogonal Decomposition"

Kasey Webster, M. S. Degree, December 2015
Thesis: "Using STAR-CCM+ to Evaluate Multi-User Collaboration in CFD"

Ryan Lundgreen, Ph.D. Degree, August 2015
Dissertation: "Improving the Suction Performance and Stability of an Inducer with an Integrated Inlet Cover Bleed System Known as a Stability Control Device"

Ryan Cluff, M.S. Degree, June 2015
Thesis: "An Investigation of Off-Design Operation in High Suction Performance Inducers"

Joe Becar, M. S. Degree, May 2015
Thesis:"A Collaborative Conceptual Aircraft Design Environment for the Design of Small-Scale UAV's in a Multi_university Setting"
 

David Weston, M.S. Degree, June 2014
Thesis: "High Fidelity Time Accurate CFD Analysis of a Multi-stage Turbofan at Various Operating Points in Distorted Inflow"

 

Trevor Blanc, M.S. Degree
Thesis: "Analysis and Compression of Large CFD Data Sets Using Proper Orthogonal Decomposition"

 

Mark Fernelius, M.S. Degree, December 2013
Thesis: "Effect of Full-Annular Pressure Pulses on Axial Turbine Performance"

 

Matthew Marshall, M.S. Degree, June 2014
Thesis: "Validation of a Modified Version of OVERFLOW 2.2 for Use with Turbomachinery Under Clean and Total Pressure Distorted Conditions and a Study of Blade Loading in Distortion"

 

Jesse Johnson, M.S. Degree, December 2012
Thesis: "The Effects of Freestream Turbulence on Serpentine Diffuser Distortion Patterns"

Matt Lively, M.S. Degree, December 2012
Thesis: "The Extraction of Shock Waves and Separation and Attachment Lines From Computational Fluid Dynamics Simulations Using Subjective Logic"

Ryan Shaw, M.S. Degree, April 2012
Thesis: "Application of Subjective Logic to Vortex Core Line Extraction and Tracking from Unsteady Computational Fluid Dynamics Simulations"

Stephen McQuay, M.S. Degree, December 2011
Thesis: "SMB-Interp: an N-Th Order Accurate, Distributed Interpolation Library"

Jeff Gibson, M.S. Degree, December 2011
Thesis: "Direct Numerical Simulation of Transonic Wake Flow in the Presence of an Adverse Pressure Gradient and Streamline Curvature"

Ken Clark, M.S. Degree. August 2011
Thesis: "A Numerical Analysis on the Effects of Blade Loading on Vortex Shedding and Boundary Layer Behavior in a Transonic Axial Compressor"

Clif Mortensen, M.S. Degree, August 2010
Thesis: "A Computational Fluid Dynamics Feature Extraction Method Using Subjective Logic"

Scott Reynolds, M.S. Degree, April 2010
Thesis: "Particle Image Velocimetry Analysis on the Effect of Stator Loading on Transonic Blade-Row Interactions"

Daniel Rogers, M.S. Degree, December 2008
Thesis: "Design of a Three-Passage, Low Reynolds Number Turbine Cascade with Periodic Flow Conditions"

HONORS THESIS ADVISED

Drew Hosford
"Mesh Deformation Approach for Aerodynamic Optimization Using a Genetic Algorithm"
August 2008

 

 

 

Refereed Archival Journal, Proceedings Articles, and Technical Papers

Reynolds, S. B., Gorrell, S. E., and Estevadeordal, J., “PIV Analysis on the Effect of Stator Loading on Transonic Blade-Row Interactions,” ASME Journal of Turbomachinery, Vol. 134, 061012, November 2012.

Gosnell M. R., Woodley, R. S., and Gorrell, S. E., “Results of Mining Data Features During Computational Fluid Dynamics Simulations,” Proceedings of the 2012 International Conference on Data Mining, July, 2012.

S. Chandra, A. Lee, S. Gorrell and C. G. Jensen, “CFD Analysis of PACE Formula-1 Car,” Computer-Aided Design and Applications, PACE(1), pp. 1–14, 2011.

McQuay, S. M. and Gorrell, S. E., “N-th-order Accurate, Distributed Interpolation Library,” Proceedings of the 10th Python in Science Conference, July, 2011.

Turner, M. G., Gorrell, S. E., and Car, D., “Radial Migration of Shed Vortices in a Transonic Rotor Following a Wake Generator: A Comparison Between Time Accurate and Average Passage Approaches,” ASME Journal of Turbomachinery, Vol. 133, 031018, July 2011.

Clark, K. P. and Gorrell, S. E., “The Effects of Blade Loading on Trailing Edge Vortex Formation on a Highly Loaded Stator Upstream of a Transonic Rotor,” ASME Paper GT2011-45891, June 2011.

Clark, K. P, and Gorrell, S. E., “The Effects of Blade Loading on Trailing Edge Vortex Formation on a Highly Loaded Stator Upstream of a Transonic Rotor,” ASME Paper GT2011-45891, June 2011.

Reynolds, S. B., Gorrell, S. E., and Estevadeordal, J., “PIV Analysis on the Effect of Stator Loading on Transonic Blade-Row Interactions,” ASME Paper GT2010-22576, accepted for publication in ASME Journal of Turbomachinery, June 2010.

Nolan, S. P. R., Botros, B. B., Tan, C., Adamczyk, J. A., Greitzer, E. M., and Gorrell, S. E., “Effects of Upstream Wake Phasing on Transonic Axial Compressor Performance,” ASME  Journal of Turbomachinery, Vol. 133, 021010, April 2011.

Yao, J., Gorrell, S. E., and Wadia, A. R., “High-Fidelity Numerical Analysis of Per-Rev-Type Inlet Distortion Transfer in Multistage Fans - Part I: Simulations with Selected Blade Rows”. ASME Journal of Turbomachinery, Vol. 132, 041014, October 2010.

Yao, J., Gorrell, S. E., and Wadia, A. R., “High-Fidelity Numerical Analysis of Per-Rev-Type Inlet Distortion Transfer in Multistage Fans – Part II: Entire Component Simulation and Investigation.” ASME  Journal of Turbomachinery, Vol. 132, 041015, October 2010.

List, M. G., Gorrell, S. E., Turner, M. G., “Investigation of Loss Generation in an Embedded Transonic Fan Stage at Several Gaps Using High Fidelity, Time-Accurate CFD,” ASME Journal of Turbomachinery, Vol. 132, 011014, January 2010.

Mortensen, C. H., Woodley, R. S., and Gorrell, S. E., “Concurrent Agent-enabled Extraction of Computational Fluid Dynamics (CFD) Features in Simulation,” Proceedings of the 2009 International Conference on Data Mining, July, 2009.

Gorrell, S. E., van de Wall, A., and Tsung, F., “Understanding Unsteady Flow Features in Transonic Compressors,” Computing in Science and Engineering, Vol 9, No. 6, pp. 12-17, November/December 2007. Invited.

Estevadeordal, J., Gorrell, S. E., and Copenhaver, W. W., “PIV Study of Wake-Rotor Interactions in a Transonic Compressor at Various Operating Conditions,” AIAA Journal of Propulsion and Power, Vol.23, No. 1, pp. 235- 242, January – February 2007.

Gorrell, S. E., Car, D., Puterbaugh, S. L., Estevadeordal, J., and Okiishi, T. H., “An Investigation of Wake-Shock Interactions in a Transonic Compressor with Digital Particle Image Velocimetry and Time-Accurate Computational Fluid Dynamics,” ASME Journal of Turbomachinery, Vol. 128, pp. 616 – 626, October 2006.

Gorrell, S. E., Okiishi, T. H., and Copenhaver, W. W., “Stator Rotor Interactions in Transonic Compressor: Part 1 – Effect of Blade-Row Spacing on Performance,” ASME Journal of Turbomachinery, Vol. 125, pp. 328-335, April 2003.

Gorrell, S. E., Okiishi, T. H., and Copenhaver, W. W., “Stator Rotor Interactions in Transonic Compressor: Part 2 – Description of a Loss Producing Mechanism, ASME Journal of Turbomachinery, Vol. 125, pp. 336-345, April 2003.

Copenhaver, W., Estevadeordal, J., Gogineni, S., Gorrell, S., and Goss, L., “DPIV Study of Near-Stall Wake-Rotor Interactions in a Transonic Compressor,” Experiments in Fluids, Vol. 33, pp. 899-908, December 2002.

Estevadeordal, J., Gogineni, S., Goss, L., Copenhaver, W. and Gorrell, S., “Study of Wake-Blade Interactions in a Transonic Compressor Using Flow Visualization and DPIV,” ASME Journal of Fluids Engineering, Vol. 124, pp. 166-175, March 2002.

Gorrell, S. E., Copenhaver, W. W. and Chriss, R. M., “Upstream Wake Influences on the Measured Performance of a Transonic Compressor Stage.” AIAA Journal of Propulsion and Power, Vol. 17, pp. 43-48, January 2001.

Chriss, R. M., Copenhaver, W. W. and Gorrell, S. E., “The Effects of Blade-Row Spacing on the Flow Capacity of a Transonic Rotor,” ASME paper 99-GT-209, June 1999.

Gorrell, S. E. and Russler, P. M., "Stall Inception in a High-Speed Low Aspect Ratio Fan Including the Effects of Casing Treatments," ASME paper 94-GT-322, June 1994.

Other Proceedings Articles, Reports, and Technical Papers

Fernelius, M. H., Gorrell, S. E., Hoke, J. L., and Schauer, F. R., “Design and Fabrication of an Experimental Test Facility to Compare the Performance of Pulsed and Steady Flow through a Turbine,” Proceedings of the 2013 AIAA Aerospace Sciences Meeting, Paper 2013-0277, January, 2013.

Lively, M. C., Gorrell, S. E., Hoopes, K. M., Woodley, R. S., and Gosnell M. R., “Extraction of Shock Waves and Separation and Attachment Lines From Computational Fluid Dynamics Simulations Using Subjective Logic,” AIAA Paper 2012-1263, January, 2012.

Shaw, R. P., Gorrell, S. E., Woodley, R. S., and Gosnell, M. R., “Vortex Core Line Extraction and Tracking from Unsteady Computational Fluid Dynamics Simulations Using Subjective Logic,” AIAA Paper 2012-1261, January, 2012.

Gibson, J. R., and Gorrell, S. E., “Direct Numerical Simulation of Transonic Wake Propagation in the Presence of an Adverse Pressure Gradient and Streamline Curvature,” AIAA Paper 2011-3091, June 2011.

Clark, K. P., and Gorrell, S. E., “Time-Accurate CFD Analysis on the Effects of Upstream Stator Loading and Blade Row Interactions on Stator Suction Side Boundary Layer Behavior,” AIAA Paper 2011-303, January 2011.

Yao, J., Cargill, P. L., Holmes, D. G., and Gorrell, S. E., “Aspects of Numerical Analysis for Unsteady Flows in Aircraft Engines,” AIAA Paper 2010-1603, January, 2010.

Mortensen, C. H., Gorrell, S. E., and Woodley, R. S., “An Intelligent Agent Architecture for Concurrent CFD Feature Extraction,” AIAA Paper 2010-1323, January, 2010.

Gorrell, S. E., Yao, J., and List, M. G., "Full Annulus High-Fidelity Fan and Compressor Simulations," Proceedings of the HPCMP Users Group Conference 2009, June, 2009.

Rogers, D. R., Gorrell, S. E., Bons, J. P., "Optimization of Wind Tunnel Walls to Simulate Periodic Boundary Conditions," AIAA Paper 2009-0509, January, 2009.

Gorrell, S. E., Yao, J., and Wadia, A. R., “High Fidelity URANS Analysis of Swirl Generation and Fan Response to Inlet Distortion,” AIAA Paper 2008-4985, July, 2008.

Estevadeordal, J., Gorrell, S. E., and Puterbaugh, S. L., “PIV Measurements of Blade-Row Interactions in a Transonic Compressor for Various Operating Conditions,” AIAA Paper 2008-4700, July, 2008.

Rogers, D. R., Gorrell, S. E., Bons, J. P., Snyder, D. O., “Route to an Accurate 2D CFD Model for a Separating Turbine Blade,” AIAA Paper 2008-0078, January, 2008.

Estevadeordal, J., Gorrell, S. E., Gebbie, D. A., and Puterbaugh, S. L., “PIV Study of Blade-Row Interactions in a Transonic Compressor,” AIAA Paper 2007-5017, July, 2007.

List, M. G., Gorrell, S. E., Turner, M. G., and Nimersheim, J. A., “High Fidelity Modeling of Blade Row Interaction in a Transonic Compressor,” AIAA Paper 2007-5045, July, 2007.

Yao, J., Gorrell, S. E., and Wadia, A. R., “A Time-Accurate CFD Analysis of Inlet Distortion Induced Swirl in Multistage Fans,” AIAA Paper 2007-5059, July, 2007.

Turner, M. G., Gorrell, S. E., and Car, D., “A Model of Compressor Blade Row Interaction with Shock Induced Vortex Shedding,” AIAA Paper 2006-4459, July, 2006.

Gorrell, S. E., Tsung, F., Yao, J., and Vickery, R., “Computational Science and Engineering Advances Understanding of Complex Unsteady Flows in High Performance Fans and Compressors,” Proceedings of the HPCMP Users Group Conference 2006, June, 2006.

Gorrell, S. E., “Computational Science and Engineering Applied to Military Fan and Compressor Design,” AIAA Paper 2006-948, January, 2006.

Gorrell, S. E., van de Wall, A., and Tsung, F., "Application of Time-Accurate CFD in Order to Account for Blade Row Interactions and Distortion Transfer in the Design of High Performance Military Fans and Compressors,” Proceedings of the DoD High Performance Computing Modernization Program Users Group Conference 2005, June, 2005.

Estevadeordal, J., Gorrell, S. E., and Copenhaver, W. W., “DPIV Study of Wake-Rotor Interactions in a Transonic Compressor Under Various Operating Conditions,” 11th International Symposium on Flow Visualization, Notre Dame University, Notre Dame, IN, August 9-12, 2004.

Darby, R. P., Falk, E. A., and Gorrell, S. E., “Computational Investigation of IGV-Rotor Interaction in Turbomachinery,” AIAA Paper 2004-3757, July 2004.

Falk, E. A., Darby, R. P., and Gorrell, S. E., “Influence of IGV Trailing-Edge Geometry on Blade-Row Aerodynamic Interactions in a Transonic Compressor,” 9th National Turbine Engine High Cycle Fatigue (HCF) Conference, 2004.

Gorrell, S. E., van de Wall, A., and Blair, J., 2003, “High Performance Computing Enables Development of Versatile Affordable Advanced Turbine Engines,” ASC MSRC Fall 2003 Journal, pp. 2-3.

Gorrell, S. E., Copenhaver, W. W., and Estevadeordal, J., “DPIV Measurements of the Flow Field between a Transonic Rotor and an Upstream Stator,” Proceedings of the 10th International Symposium on Unsteady Aerodynamics, Aeroacoustics & Aeroelasticity of Turbomachines, Durham, North Carolina, September 7-11, 2003.

Copenhaver, W., Estevadeordal, J., Gogineni, S., Gorrell, S., and Goss, L., 2001, “DPIV Study of Near-Stall Wake-Rotor Interactions in a Transonic Compressor,” Presented at the 4th International Symposium on Particle Image Velocimetry, Gottingen, Germany, September 17-19, 2001.

Gogineni, S., Estevadeordal, J., Copenhaver, W., and Gorrell, S., 2001, “Investigation of Wake-Shock Interactions in a Transonic Compressor Using DPIV,” Presented at the fifteenth International Symposium on Air Breathing Engines, Bangalore, India, September 2-7, 2001, (ISABE 2001-1196).

Estevadeordal J., Gogineni, S., Goss, L., Copenhaver, W. and Gorrell, S., 2001, “DPIV Study of Wake-Rotor Synchronization in a Transonic Compressor,” 31st AIAA Fluid Dynamics Conference and Exhibit, June 11-14, Anaheim, CA, AIAA paper 01-3095.

Estevadeordal, J., Gogineni, S., Goss, L., Copenhaver, W. and Gorrell, S., “Study of Flow-Field Interactions in a Transonic Compressor Using DPIV,” AIAA paper 00-0378, January 2000.

Gogineni, S., Goss, L., Copenhaver, W. and Gorrell, S., “Development of Digital Two-Color PIV for Turbomachinery Applications,” AIAA paper 97-0494, January 1997.

Gorrell, S. E. and Davis, M. W., Jr., "Application of a Dynamic Compression System Model to a Low Aspect Ratio Fan: Casing Treatment and Distortion," AIAA paper 93-1871, July 1993.

Gorrell, S. E. and Copenhaver, W. W., "Stall Cell Blockage in a High Speed Multistage Axial-Flow Compressor," AIAA paper 90-1913, July 1990.

Gorrell, S. E., "Detailed Test Plan for the Pratt & Whitney Enhanced Flow Compressor (EFC) Test," WL-TM-92-201, September 1992.

Gorrell, S. E., "Detailed Test Plan for the Pratt & Whitney Advanced Turbine Engine Gas Generator (ATEGG) XTC66 Compressor Test," WL-TM-92-200, March 1992.