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Gustavo Ledezma
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Proceedings Papers

Reynolds Number Impact on High Pressure Turbine Flows

Michal Osusky, Gustavo Ledezma, Greg Sluyter, Sriram Shankaran
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A030, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103064
https://doi.org/10.1115/GT2023-103064
View Paper titled, Reynolds Number Impact on High Pressure Turbine Flows
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Topics: Aircraft engines, Flow (Dynamics), Graphics processing units, High pressure (Physics), Reynolds number, Turbines, Turbulence
Proceedings Papers

Near Wall Resolution Requirements for High-Order FR/CPR Method for Wall-Resolved Large Eddy Simulations

Rathakrishnan Bhaskaran, Gustavo Ledezma
Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A006, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14432
https://doi.org/10.1115/GT2020-14432
View Paper titled, Near Wall Resolution Requirements for High-Order FR/CPR Method for Wall-Resolved Large Eddy Simulations
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Topics: Large eddy simulation, Resolution (Optics), Turbulence, Polynomials, Boundary layers, Computer simulation, Engineering simulation, Flat plates, Flow (Dynamics), Simulation
Journal Articles

Experimental Study of Effusion Cooling With Pressure-Sensitive Paint

Guanghua Wang, Gustavo Ledezma, James DeLancey, Anquan Wang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2017, 139(5): 051601.
Paper No: GTP-16-1348
https://doi.org/10.1115/1.4034943
Published Online: January 4, 2017
View Article titled, Experimental Study of Effusion Cooling With Pressure-Sensitive Paint
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Topics: Calibration, Computational fluid dynamics, Coolants, Cooling, Film cooling, Flow (Dynamics), Pressure, Temperature, Geometry, Testing
Proceedings Papers

Experimental and Numerical Investigations of Effusion Cooling for High Pressure Turbine Components: Part 1 — Experimental Study With PSP

Guanghua Wang, Gustavo Ledezma, James DeLancey, Anquan Wang
Proc. ASME. GT2016, Volume 5B: Heat Transfer, V05BT17A001, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56398
https://doi.org/10.1115/GT2016-56398
View Paper titled, Experimental and Numerical Investigations of Effusion Cooling for High Pressure Turbine Components: Part 1 — Experimental Study With PSP
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Topics: Cooling, High pressure (Physics), Turbine components, Coolants, Flow (Dynamics), Gas turbines, Temperature, Boundary layers, Carbon dioxide, Computational fluid dynamics
Proceedings Papers

Experimental and Numerical Investigations of the Heat Transfer and Flow Field in a Trailing Edge Cooling Geometry: Part 2 — LES and Hybrid RANS/LES Study

Elizaveta Ivanova, Gustavo Ledezma, Guanghua Wang, Gregory M. Laskowski
Proc. ASME. GT2015, Volume 5B: Heat Transfer, V05BT12A041, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-43603
https://doi.org/10.1115/GT2015-43603
View Paper titled, Experimental and Numerical Investigations of the Heat Transfer and Flow Field in a Trailing Edge Cooling Geometry: Part 2 — LES and Hybrid RANS/LES Study
Open the PDF for Experimental and Numerical Investigations of the Heat Transfer and Flow Field in a Trailing Edge Cooling Geometry: Part 2 — LES and Hybrid RANS/LES Study in another window
Topics: Cooling, Flow (Dynamics), Geometry, Heat transfer, Reynolds-averaged Navier–Stokes equations, Simulation, Adiabatic cooling, Eddies (Fluid dynamics), Large eddy simulation, Numerical analysis
Proceedings Papers

Heat Transfer in Multiple Parallel High Aspect Ratio Ducts With Triangular Trench Enhancement Features

Justin Lamont, Krishnashis Chatterjee, Srinath V. Ekkad, Gustavo Ledezma, Christopher Kaminski, Anil Tolpadi
Proc. ASME. HT2013, Volume 3: Gas Turbine Heat Transfer; Transport Phenomena in Materials Processing and Manufacturing; Heat Transfer in Electronic Equipment; Symposium in Honor of Professor Richard Goldstein; Symposium in Honor of Prof. Spalding; Symposium in Honor of Prof. Arthur E. Bergles, V003T20A005, July 14–19, 2013
Publisher: American Society of Mechanical Engineers
Paper No: HT2013-17325
https://doi.org/10.1115/HT2013-17325
View Paper titled, Heat Transfer in Multiple Parallel High Aspect Ratio Ducts With Triangular Trench Enhancement Features
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Topics: Ducts, Heat transfer, Computational fluid dynamics, Experimental methods, Flow (Dynamics), Heat transfer coefficients, Coolants, Liquid crystals, Pressure drop, Reynolds number