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Proceedings Papers

Influences of Target Surface Cylindrical Roughness on Impingement Jet Array Heat Transfer: Effects of Roughness Height, Roughness Shape, and Reynolds Number

Z. Ren, W. Buzzard, P. M. Ligrani
Proc. ASME. IMECE2016, Volume 8: Heat Transfer and Thermal Engineering, V008T10A041, November 11–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2016-67655
https://doi.org/10.1115/IMECE2016-67655
View Paper titled, Influences of Target Surface Cylindrical Roughness on Impingement Jet Array Heat Transfer: Effects of Roughness Height, Roughness Shape, and Reynolds Number
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Topics: Heat transfer, Reynolds number, Shapes, Surface roughness, Cylinders, Cooling, Impingement cooling, Plates (structures), Turbulence, Vorticity
Proceedings Papers

Influences of Target Surface Roughness on Impingement Jet Array Heat Transfer: Part 2 — Effects of Roughness Shape, and Reynolds Number

W. Buzzard, Z. Ren, P. M. Ligrani, C. Nakamata, S. Ueguchi
Proc. ASME. GT2016, Volume 5A: Heat Transfer, V05AT13A004, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56355
https://doi.org/10.1115/GT2016-56355
View Paper titled, Influences of Target Surface Roughness on Impingement Jet Array Heat Transfer: Part 2 — Effects of Roughness Shape, and Reynolds Number
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Topics: Heat transfer, Reynolds number, Shapes, Surface roughness, Pins (Engineering), Cooling, Impingement cooling, Vorticity
Proceedings Papers

Unsteady Structure and Development of a Row of Impingement Jets, Including Shear Layer and Vortex Development: Part 1 — Turbulent Jets

L. Yang, P. M. Ligrani, J. Ren, H. Jiang
Proc. ASME. GT2015, Volume 5A: Heat Transfer, V05AT11A022, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-43070
https://doi.org/10.1115/GT2015-43070
View Paper titled, Unsteady Structure and Development of a Row of Impingement Jets, Including Shear Layer and Vortex Development: Part 1 — Turbulent Jets
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Topics: Jets, Shear (Mechanics), Turbulence, Vortices, Flow (Dynamics), Cross-flow, Cylinders, Emission spectroscopy, Pressure, Reynolds number
Proceedings Papers

Unsteady Structure and Development of a Row of Impingement Jets, Including Shear Layer and Vortex Development: Part 2 — Laminar Jets

L. Yang, J. Ren, H. Jiang, P. M. Ligrani
Proc. ASME. GT2015, Volume 5A: Heat Transfer, V05AT11A023, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-43074
https://doi.org/10.1115/GT2015-43074
View Paper titled, Unsteady Structure and Development of a Row of Impingement Jets, Including Shear Layer and Vortex Development: Part 2 — Laminar Jets
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Topics: Jets, Shear (Mechanics), Vortices, Flow (Dynamics), Cross-flow, Spectra (Spectroscopy), Turbulence, Chaos, Cylinders, Emission spectroscopy
Proceedings Papers

Rotating Stall Measurements in the Vaneless Diffuser of a Radial Flow Compressor

P. M. Ligrani, R. Van Den Braembussche, M. Roustan
Proc. ASME. GT1982, Volume 1: Turbomachinery, V001T01A087, April 18–22, 1982
Publisher: American Society of Mechanical Engineers
Paper No: 82-GT-257
https://doi.org/10.1115/82-GT-257
View Paper titled, Rotating Stall Measurements in the Vaneless Diffuser of a Radial Flow Compressor
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Topics: Compressors, Radial flow, Vaneless diffusers, Flow (Dynamics), Diffusers, Wire, Density, Probes, Reynolds number, Signals
Proceedings Papers

Effects of Vortices With Different Circulations on Heat Transfer and Injectant Downstream of a Single Film-Cooling Hole in a Turbulent Boundary Layer

P. M. Ligrani, C. S. Subramanian, D. W. Craig, P. Kaisuwan
Proc. ASME. GT1990, Volume 4: Heat Transfer; Electric Power; Industrial and Cogeneration, V004T09A012, June 11–14, 1990
Publisher: American Society of Mechanical Engineers
Paper No: 90-GT-045
https://doi.org/10.1115/90-GT-045
View Paper titled, Effects of Vortices With Different Circulations on Heat Transfer and Injectant Downstream of a Single Film-Cooling Hole in a Turbulent Boundary Layer
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Topics: Boundary layer turbulence, Film cooling, Heat transfer, Vortices, Flow (Dynamics), Temperature, Boundary layers, Heat flux
Proceedings Papers

Effects of an Embedded Vortex on Injectant From a Single Film-Cooling Hole in a Turbulent Boundary Layer

P. M. Ligrani, W. Williams
Proc. ASME. GT1989, Volume 4: Heat Transfer; Electric Power; Industrial and Cogeneration, V004T08A023, June 4–8, 1989
Publisher: American Society of Mechanical Engineers
Paper No: 89-GT-189
https://doi.org/10.1115/89-GT-189
View Paper titled, Effects of an Embedded Vortex on Injectant From a Single Film-Cooling Hole in a Turbulent Boundary Layer
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Topics: Boundary layer turbulence, Film cooling, Vortices, Heat transfer, Coolants, Flow (Dynamics)
Proceedings Papers

Interactions Between Embedded Vortices and Injectant From Film Cooling Holes With Compound Angle Orientations in a Turbulent Boundary Layer

P. M. Ligrani, S. W. Mitchell
Proc. ASME. GT1992, Volume 4: Heat Transfer; Electric Power; Industrial and Cogeneration, V004T09A016, June 1–4, 1992
Publisher: American Society of Mechanical Engineers
Paper No: 92-GT-199
https://doi.org/10.1115/92-GT-199
View Paper titled, Interactions Between Embedded Vortices and Injectant From Film Cooling Holes With Compound Angle Orientations in a Turbulent Boundary Layer
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Topics: Boundary layer turbulence, Film cooling, Vortices, Flow (Dynamics), Heat transfer, Rotation, Pressure, Temperature, Vorticity, Wings
Proceedings Papers

Flow Phenomena in Swirl Chambers

P. M. Ligrani, C. R. Hedlund, R. Thambu, B. T. Babinchak, H.-K. Moon, B. Glezer
Proc. ASME. GT1997, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T09A087, June 2–5, 1997
Publisher: American Society of Mechanical Engineers
Paper No: 97-GT-530
https://doi.org/10.1115/97-GT-530
View Paper titled, Flow Phenomena in Swirl Chambers
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Topics: Axial flow, Cooling, Flow (Dynamics), Flow visualization, Heat transfer, Pressure, Reynolds number, Screws, Shear (Mechanics), Simulation
Proceedings Papers

Effects of Bulk Flow Pulsations on Film Cooling From Different Length Injection Holes at Different Blowing Ratios

H. J. Seo, J. S. Lee, P. M. Ligrani
Proc. ASME. GT1998, Volume 4: Heat Transfer; Electric Power; Industrial and Cogeneration, V004T09A043, June 2–5, 1998
Publisher: American Society of Mechanical Engineers
Paper No: 98-GT-192
https://doi.org/10.1115/98-GT-192
View Paper titled, Effects of Bulk Flow Pulsations on Film Cooling From Different Length Injection Holes at Different Blowing Ratios
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Topics: Film cooling, Flow (Dynamics), Temperature distribution, Coolants, Gas turbines, Pressure, Shock waves, Turbines
Proceedings Papers

Heat Transfer and Flow Phenomena in a Swirl Chamber Simulating Turbine Blade Internal Cooling

C. R. Hedlund, P. M. Ligrani, H.-K. Moon, B. Glezer
Proc. ASME. GT1998, Volume 4: Heat Transfer; Electric Power; Industrial and Cogeneration, V004T09A081, June 2–5, 1998
Publisher: American Society of Mechanical Engineers
Paper No: 98-GT-466
https://doi.org/10.1115/98-GT-466
View Paper titled, Heat Transfer and Flow Phenomena in a Swirl Chamber Simulating Turbine Blade Internal Cooling
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Topics: Cooling, Flow (Dynamics), Heat transfer, Turbine blades, Pressure, Vortices, Calibration, Ducts, Flow visualization, Fluid mechanics
Proceedings Papers

Transonic Aerodynamic Losses due to Turbine Airfoil, Suction Surface Film Cooling

D. J. Jackson, K. L. Lee, P. M. Ligrani, P. D. Johnson, F. O. Soechting
Proc. ASME. GT1999, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T01A078, June 7–10, 1999
Publisher: American Society of Mechanical Engineers
Paper No: 99-GT-260
https://doi.org/10.1115/99-GT-260
View Paper titled, Transonic Aerodynamic Losses due to Turbine Airfoil, Suction Surface Film Cooling
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Topics: Airfoils, Cooling, Suction, Thin films, Turbines, Mach number, Film cooling, Shock waves, Density, Momentum
Proceedings Papers

Local Swirl Chamber Heat Transfer and Flow Structure at Different Reynolds Numbers

C. R. Hedlund, P. M. Ligrani
Proc. ASME. GT1999, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T01A044, June 7–10, 1999
Publisher: American Society of Mechanical Engineers
Paper No: 99-GT-164
https://doi.org/10.1115/99-GT-164
View Paper titled, Local Swirl Chamber Heat Transfer and Flow Structure at Different Reynolds Numbers
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Topics: Flow (Dynamics), Heat transfer, Reynolds number, Pressure, Boundary-value problems, Calibration, Ducts, Flow visualization, Gas turbines, Thermocouples
Proceedings Papers

Local Heat Transfer and Flow Structure on and Above a Dimpled Surface in a Channel

G. I. Mahmood, M. L. Hill, D. L. Nelson, P. M. Ligrani, H.-K. Moon, B. Glezer
Proc. ASME. GT2000, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T01A038, May 8–11, 2000
Publisher: American Society of Mechanical Engineers
Paper No: 2000-GT-0230
https://doi.org/10.1115/2000-GT-0230
View Paper titled, Local Heat Transfer and Flow Structure on and Above a Dimpled Surface in a Channel
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Topics: Flow (Dynamics), Heat transfer, Fluids, Temperature, Vortices, Flow visualization, Calibration, Pressure, Reynolds number, Thermocouples
Proceedings Papers

Effects of Bulk Flow Pulsations on Film Cooling With Compound Angle Holes: Heat Transfer Coefficient Ratio and Heat Flux Ratio

In Sung Jung, Joon Sik Lee, P. M. Ligrani
Proc. ASME. GT2001, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T01A015, June 4–7, 2001
Publisher: American Society of Mechanical Engineers
Paper No: 2001-GT-0129
https://doi.org/10.1115/2001-GT-0129
View Paper titled, Effects of Bulk Flow Pulsations on Film Cooling With Compound Angle Holes: Heat Transfer Coefficient Ratio and Heat Flux Ratio
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Topics: Film cooling, Flow (Dynamics), Heat flux, Heat transfer coefficients, Coolants, Blades, Liquid crystals, Pressure, Temperature, Wind tunnels
Proceedings Papers

Shock Wave - Film Cooling Interactions in Transonic Flows

P. M. Ligrani, C. Saumweber, A. Schulz, S. Wittig
Proc. ASME. GT2001, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T01A019, June 4–7, 2001
Publisher: American Society of Mechanical Engineers
Paper No: 2001-GT-0133
https://doi.org/10.1115/2001-GT-0133
View Paper titled, Shock Wave - Film Cooling Interactions in Transonic Flows
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Topics: Film cooling, Shock waves, Transonic flow, Mach number, Cross-flow, Coolants, Cooling, Density, Flow separation, Shock (Mechanics)
Journal Articles

Transonic Turbine Blade Tip Aerothermal Performance With Different Tip Gaps—Part I: Tip Heat Transfer

Q. Zhang, D. O. O’Dowd, L. He, M. L. G. Oldfield, P. M. Ligrani
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2011, 133(4): 041027.
https://doi.org/10.1115/1.4003063
Published Online: April 27, 2011
View Article titled, Transonic Turbine Blade Tip Aerothermal Performance With Different Tip Gaps—Part I: Tip Heat Transfer
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Topics: Blades, Flow (Dynamics), Heat transfer, Mach number, Pressure, Computational fluid dynamics, Turbulence, Shock waves, Suction
Journal Articles

Aerothermal Performance of a Winglet at Engine Representative Mach and Reynolds Numbers

D. O. O’Dowd, Q. Zhang, L. He, M. L. G. Oldfield, P. M. Ligrani, B. C. Y. Cheong, I. Tibbott
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2011, 133(4): 041026.
https://doi.org/10.1115/1.4003055
Published Online: April 26, 2011
View Article titled, Aerothermal Performance of a Winglet at Engine Representative Mach and Reynolds Numbers
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Topics: Blades, Computational fluid dynamics, Flow (Dynamics), Heat transfer, Pressure, Mach number, Suction, Engines, Cascades (Fluid dynamics)
Journal Articles

Overtip Shock Wave Structure and Its Impact on Turbine Blade Tip Heat Transfer

Q. Zhang, D. O. O’Dowd, L. He, A. P. S. Wheeler, P. M. Ligrani, B. C. Y. Cheong
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2011, 133(4): 041001.
https://doi.org/10.1115/1.4002949
Published Online: April 19, 2011
View Article titled, Overtip Shock Wave Structure and Its Impact on Turbine Blade Tip Heat Transfer
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Topics: Blades, Flow (Dynamics), Heat transfer, Mach number, Pressure, Shock waves, Shock (Mechanics), Turbine blades, Heat transfer coefficients, Heat flux
Proceedings Papers

Transonic Turbine Blade Tip Aero-Thermal Performance With Different Tip Gaps: Part I—Tip Heat Transfer

Q. Zhang, D. O. O’Dowd, L. He, M. L. G. Oldfield, P. M. Ligrani
Proc. ASME. GT2010, Volume 4: Heat Transfer, Parts A and B, 335-346, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-22779
https://doi.org/10.1115/GT2010-22779
View Paper titled, Transonic Turbine Blade Tip Aero-Thermal Performance With Different Tip Gaps: Part I—Tip Heat Transfer
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Topics: Heat transfer, Turbine blades, Flow (Dynamics), Blades, Computational fluid dynamics, Shock waves, Cascades (Fluid dynamics), Engines, Leakage flows, Mach number