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Proceedings Papers

Effect of Squealer Rim Slot Structure on Turbine Blade Aerothermal Performance

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Mengcheng Qian, Shaopeng Lu, Bo Zhang, Weijie Wang, Jinfang Teng
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A005, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90849
https://doi.org/10.1115/GT2019-90849
View Paper titled, Effect of Squealer Rim Slot Structure on Turbine Blade Aerothermal Performance
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Topics: Turbine blades, Cavities, Flow (Dynamics), Heat transfer, Aerodynamics, Blades, Computational fluid dynamics, Computer simulation, Heat transfer coefficients, Pressure
Proceedings Papers

A Modular Transonic Turbine Cascade for Cooled Rotor Metal Effectiveness Investigations

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James A. Parker, Ed Romero, Thomas Povey
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A011, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91697
https://doi.org/10.1115/GT2019-91697
View Paper titled, A Modular Transonic Turbine Cascade for Cooled Rotor Metal Effectiveness Investigations
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Topics: Cascades (Fluid dynamics), Metals, Rotors, Turbines, Blades, Cooling, Engines, Flow (Dynamics), Coolants, Cooling systems
Proceedings Papers

Scaling Flat Plate, Low Temperature Adiabatic Effectiveness Results Using the Advective Capacity Ratio

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Jacob P. Fischer, James L. Rutledge, Luke J. McNamara, Marc D. Polanka
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A006, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90997
https://doi.org/10.1115/GT2019-90997
View Paper titled, Scaling Flat Plate, Low Temperature Adiabatic Effectiveness Results Using the Advective Capacity Ratio
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Topics: Flat plates, Low temperature, Coolants, Flow (Dynamics), Density, Engines, Specific heat, Gases, Design, Film cooling
Proceedings Papers

High Resolution Measurements of Heat Transfer, Near-Wall Intermittency, and Reynolds-Stresses Along a Flat Plate Boundary Layer Undergoing Bypass Transition

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Holger Albiez, Christoph Gramespacher, Matthias Stripf, Hans-Jörg Bauer
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A001, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90248
https://doi.org/10.1115/GT2019-90248
View Paper titled, High Resolution Measurements of Heat Transfer, Near-Wall Intermittency, and Reynolds-Stresses Along a Flat Plate Boundary Layer Undergoing Bypass Transition
Open the PDF for High Resolution Measurements of Heat Transfer, Near-Wall Intermittency, and Reynolds-Stresses Along a Flat Plate Boundary Layer Undergoing Bypass Transition in another window
Topics: Boundary layers, Flat plates, Heat transfer, Resolution (Optics), Stress, Turbulence, Reynolds number, Pressure, Wire, Belts
Proceedings Papers

Characterisation of Waves and Ligaments in Films Close to an Aeroengine Ball Bearing

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Jee Loong Hee, Kathy Simmons, David Hann, Michael Walsh
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A012, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91698
https://doi.org/10.1115/GT2019-91698
View Paper titled, Characterisation of Waves and Ligaments in Films Close to an Aeroengine Ball Bearing
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Topics: Ball bearings, Waves, Gravity (Force), Wavelength, Flow (Dynamics), Shear (Mechanics), Stress, Bearings, Engineering systems and industry applications, Gas turbines
Proceedings Papers

Comparison of Thin Film Heat Flux Gauge Technologies Emphasizing Continuous-Duration Operation

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Shawn Siroka, Reid A. Berdanier, Karen A. Thole, Kam S. Chana, Charles W. Haldeman, Richard J. Anthony
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A013, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91817
https://doi.org/10.1115/GT2019-91817
View Paper titled, Comparison of Thin Film Heat Flux Gauge Technologies Emphasizing Continuous-Duration Operation
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Topics: Gages, Heat flux, Thin films, Sensors, Turbines, Nanofabrication, Temperature, Test facilities, Thermal properties, Ambiguity
Proceedings Papers

Linear Cascade and Wind Tunnel Development for Turbine Blade Tip Heat Transfer Investigations With and Without Film Cooling

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Michael Sampson, Avery Fairbanks, Jacob Moseley, Phillip M. Ligrani, Hongzhou Xu, Michael Fox
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A007, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91074
https://doi.org/10.1115/GT2019-91074
View Paper titled, Linear Cascade and Wind Tunnel Development for Turbine Blade Tip Heat Transfer Investigations With and Without Film Cooling
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Topics: Cascades (Fluid dynamics), Film cooling, Heat transfer, Turbine blades, Wind tunnels, Blades, Boundary layers, Cooling, Engines, Flow (Dynamics)
Proceedings Papers

Impact of a Combustor-Turbine Interface on Turbine Vane Aerodynamics and Film Cooling

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A. Lerch, R. Bauer, J. Krueckels, M. Henze
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A002, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90359
https://doi.org/10.1115/GT2019-90359
View Paper titled, Impact of a Combustor-Turbine Interface on Turbine Vane Aerodynamics and Film Cooling
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Topics: Aerodynamics, Combustion chambers, Film cooling, Turbines, Gas turbines, Flow (Dynamics), Airfoils, Cascades (Fluid dynamics), Computational fluid dynamics, Computer simulation
Proceedings Papers

The Effect of Surface Tension on Bubble Generation in Gas-Sheared Liquid Films

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João Vasques, Abubakr Ibrahim, David Hann, Kathy Simmons, Michael Walsh
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A008, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91303
https://doi.org/10.1115/GT2019-91303
View Paper titled, The Effect of Surface Tension on Bubble Generation in Gas-Sheared Liquid Films
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Topics: Bubbles, Liquid films, Surface tension, Bearings, Aircraft engines, Brightness (Photometry), Cooling, Density, Ducts, Fluids
Proceedings Papers

Impact of Sweeping Jet on Area-Averaged Impingement Heat Transfer

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Andrea Osorio, Justin Hodges, Husam Zawati, Erik J. Fernandez, Jayanta S. Kapat, José Rodriguez
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A014, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91897
https://doi.org/10.1115/GT2019-91897
View Paper titled, Impact of Sweeping Jet on Area-Averaged Impingement Heat Transfer
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Topics: Heat transfer, Disks, Temperature, Copper, Design, Energy budget (Physics), Feedback, Flow (Dynamics), Inertia (Mechanics)
Proceedings Papers

Investigation and Thermal Modeling of the Thermal Contact Resistance at a Steam Turbine Blade Root

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Dennis Toebben, Alexander Goerner, Piotr Luczynski, Manfred Wirsum, Wolfgang F. D. Mohr, Klaus Helbig
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A003, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90769
https://doi.org/10.1115/GT2019-90769
View Paper titled, Investigation and Thermal Modeling of the Thermal Contact Resistance at a Steam Turbine Blade Root
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Topics: Blades, Contact resistance, Modeling, Steam turbines, Flux (Metallurgy), Heat transfer, Heat, Pressure, Centrifugal force, Cycles
Proceedings Papers

Experimental Investigation of Forced Convection Enhancement by Acoustic Resonance Excitations in Turbulated Heat Exchangers

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S. Gendebien, A. Kleiman, B. Leizeronok, B. Cukurel
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A009, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91463
https://doi.org/10.1115/GT2019-91463
View Paper titled, Experimental Investigation of Forced Convection Enhancement by Acoustic Resonance Excitations in Turbulated Heat Exchangers
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Topics: Acoustics, Excitation, Forced convection, Heat exchangers, Heat transfer, Resonance
Proceedings Papers

Thermal Characterization of a Turbulent Free Jet With Planar Laser Induced Fluorescence (PLIF)

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Sara Seitz, Lesley M. Wright
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A015, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-92058
https://doi.org/10.1115/GT2019-92058
View Paper titled, Thermal Characterization of a Turbulent Free Jet With Planar Laser Induced Fluorescence (PLIF)
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Topics: Fluorescence, Lasers, Thermal characterization, Turbulence, Particulate matter, Temperature, Temperature distribution, Air flow, Calibration, Combustion
Proceedings Papers

Experimental and Computational Methods for the Evaluation of Double-Wall, Effusion Cooling Systems

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Alexander V. Murray, Peter T. Ireland, Eduardo Romero
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A004, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90823
https://doi.org/10.1115/GT2019-90823
View Paper titled, Experimental and Computational Methods for the Evaluation of Double-Wall, Effusion Cooling Systems
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Topics: Computational methods, Cooling systems, Coolants, Cooling, Engines, Flow (Dynamics), Boundary-value problems, Computational fluid dynamics, Flat plates, Gas turbines
Proceedings Papers

Effects of Wakes on Blade Endwall Heat Transfer in High Turbulence Intensity

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Sehjin Park, Ho-Seong Sohn, Hyung Hee Cho, Hee Koo Moon, Yang Seok Han, Osamu Ueda
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A010, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91493
https://doi.org/10.1115/GT2019-91493
View Paper titled, Effects of Wakes on Blade Endwall Heat Transfer in High Turbulence Intensity
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Topics: Blades, Heat transfer, Turbulence, Wakes, Vortices, Flow (Dynamics), Cascades (Fluid dynamics), Corners (Structural elements), Fuel rods, Generators
Proceedings Papers

Thermal Development of an Impinging Jet Using Planar Laser Induced Fluorescence (PLIF)

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Lesley M. Wright, Sara Seitz
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A016, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-92062
https://doi.org/10.1115/GT2019-92062
View Paper titled, Thermal Development of an Impinging Jet Using Planar Laser Induced Fluorescence (PLIF)
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Topics: Fluorescence, Lasers, Cooling, Heat transfer, Combustion, Heat transfer coefficients, Reynolds number, Steady state, Temperature, Temperature gradient
Proceedings Papers

Unsteady Effects on the Experimental Determination of Overall Effectiveness

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James L. Rutledge, William P. Baker
Proc. ASME. GT2018, Volume 5B: Heat Transfer, V05BT13A006, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75846
https://doi.org/10.1115/GT2018-75846
View Paper titled, Unsteady Effects on the Experimental Determination of Overall Effectiveness
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Topics: Boundary-value problems, Computer simulation, Convection, Density, Diffusion (Physics), Engineering simulation, Engines, Film cooling, Flow (Dynamics), Heat
Proceedings Papers

Experimental and Numerical Investigation of Optimized Blade Tip Shapes: Part I — Turbine Rainbow Rotor Testing and CFD Methods

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Bogdan Cernat, Marek Pátý, Cis De Maesschalck, Sergio Lavagnoli
Proc. ASME. GT2018, Volume 5B: Heat Transfer, V05BT13A012, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76564
https://doi.org/10.1115/GT2018-76564
View Paper titled, Experimental and Numerical Investigation of Optimized Blade Tip Shapes: Part I — Turbine Rainbow Rotor Testing and CFD Methods
Open the PDF for Experimental and Numerical Investigation of Optimized Blade Tip Shapes: Part I — Turbine Rainbow Rotor Testing and CFD Methods in another window
Topics: Blades, Computational fluid dynamics, Rotors, Shapes, Testing, Turbines, Flow (Dynamics), Clearances (Engineering), Design, Engines
Proceedings Papers

Double Wall Cooling of a Full Coverage Effusion Plate With Main Flow Pressure Gradient, Including Internal Impingement Array Cooling

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Sneha Reddy Vanga, Zhong Ren, Austin J. Click, Phil Ligrani, Federico Liberatore, Rajeshriben Patel, Ram Srinivasan, Yin-Hsiang Ho
Proc. ASME. GT2018, Volume 5B: Heat Transfer, V05BT13A018, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-77036
https://doi.org/10.1115/GT2018-77036
View Paper titled, Double Wall Cooling of a Full Coverage Effusion Plate With Main Flow Pressure Gradient, Including Internal Impingement Array Cooling
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Topics: Cooling, Flow (Dynamics), Pressure gradient, Coolants, Reynolds number, Cross-flow, Thermography, Boundary layers, Film cooling, Heat transfer coefficients
Proceedings Papers

Development of a Steady-State Experimental Facility for the Analysis of Double-Wall Effusion Cooling Geometries

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Alexander V. Murray, Peter T. Ireland, Eduardo Romero
Proc. ASME. GT2018, Volume 5B: Heat Transfer, V05BT13A007, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75924
https://doi.org/10.1115/GT2018-75924
View Paper titled, Development of a Steady-State Experimental Facility for the Analysis of Double-Wall Effusion Cooling Geometries
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Topics: Cooling, Steady state, Coolants, Computational fluid dynamics, Cooling systems, Engineering simulation, Engines, Film cooling, Flow (Dynamics), Heat conduction