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Proceedings Papers

Laser Additive Manufacturing of Iron-Aluminum for Hybrid Steam Turbine Blades

Silja-Katharina Rittinghaus, Rebar Hama-Saleh, Oliver Brunn, Victor Salit, Thomas Mokulys

Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A010, June 13–17, 2022

Paper No: GT2022-81956

DOI: https://doi.org/10.1115/GT2022-81956

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Topics: Additive manufacturing, Aluminum, Blades, Iron, Lasers, Steam turbines, Stress, Fracture (Materials), Steel, Turbine blades

Proceedings Papers

Effects of Part-to-Part Flow Variations on Overall Effectiveness and Life of Rotating Turbine Blades

Brian F. Knisely, Reid A. Berdanier, Joel H. Wagner, Karen A. Thole, Allan R. Arisi, Charles W. Haldeman

Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A042, June 13–17, 2022

Paper No: GT2022-83216

DOI: https://doi.org/10.1115/GT2022-83216

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Topics: Flow (Dynamics), Turbine blades, Blades, Cooling, Manufacturing, Aircraft engines, Design, Engines, Firing, Flow measurement

Proceedings Papers

A New Experimental Approach for Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on a Nozzle Guide Vane With Inlet Temperature Distortions

T. Bacci, A. Picchi, B. Facchini, S. Cubeda

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT13A008, June 7–11, 2021

Paper No: GT2021-59304

DOI: https://doi.org/10.1115/GT2021-59304

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Topics: Heat transfer coefficients, Nozzle guide vanes, Temperature, Wall temperature, Turbines, Combustion chambers, Gas turbines, Transients (Dynamics), Accounting, Cascades (Fluid dynamics)

Proceedings Papers

Effect of Rotation on Heat Transfer in AR = 2:1 and AR = 4:1 Channels Connected by a Series of Crossover Jets

Srivatsan Madhavan, Prashant Singh, Srinath V. Ekkad

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A014, June 7–11, 2021

Paper No: GT2021-59426

DOI: https://doi.org/10.1115/GT2021-59426

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Topics: Heat transfer, Jets, Rotation, Cooling, Fins, Flow (Dynamics), Blades, Chords (Trusses), Coolants, Gas turbines

Proceedings Papers

Convection in Scaled Turbine Internal Cooling Passages With Additive Manufacturing Roughness

Gabriel J. Stafford, Stephen T. McClain, David R. Hanson, Robert F. Kunz, Karen A. Thole

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A018, June 7–11, 2021

Paper No: GT2021-59684

DOI: https://doi.org/10.1115/GT2021-59684

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Topics: Additive manufacturing, Convection, Cooling, Surface roughness, Turbines, Aluminum, Friction, Compressibility, Computer numerical control machine tools, Drag (Fluid dynamics)

Proceedings Papers

Effects of Surface Waviness on Fan Blade Boundary Layer Transition and Profile Loss — Part II: Experimental Assessments and Applications

Jinwook Lee, Vaishnavi Ramaswamy, Zoltán S. Spakovszky, Edward M. Greitzer, Mark Drela, Jérôme Talbotec

Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A011, June 7–11, 2021

Paper No: GT2021-58678

DOI: https://doi.org/10.1115/GT2021-58678

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Topics: Blades, Boundary layers, Wavelength, Surface waves (Fluid), Aircraft, Composite materials, Delays, Resonance, Reynolds number, Thermography

Proceedings Papers

The Influence of Purge Flow Parameters on Heat Transfer and Film Cooling in Turbine Center Frames

Patrick R. Jagerhofer, Marios Patinios, Tobias Glasenapp, Emil Göttlich, Federica Farisco

Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A018, June 7–11, 2021

Paper No: GT2021-59496

DOI: https://doi.org/10.1115/GT2021-59496

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Topics: Film cooling, Flow (Dynamics), Heat transfer, Turbines, Engines, Cooling, Density, High pressure (Physics), Aerodynamic flow, Cascades (Fluid dynamics)

Proceedings Papers

Effects of Attack Angle and Relative Thickness of Novel Wing-Shaped Turbulators on Turbulent Hydrothermal Performance in a Two-Pass Square Channel

Tong-Miin Liou, Chieh-Chu Chen, Chun-Sheng Wang

Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A003, September 21–25, 2020

Paper No: GT2020-14377

DOI: https://doi.org/10.1115/GT2020-14377

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Topics: Thermography, Turbulence, Wings

Proceedings Papers

Heat Transfer of Impinging Jet-Row Onto Trapezoidal Channel With Different Effusion and Discharge Conditions

Shyy Woei Chang, Pei-An Chiang, Wei Ling Cai

Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A001, September 21–25, 2020

Paper No: GT2020-14042

DOI: https://doi.org/10.1115/GT2020-14042

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Topics: Cooling, Heat transfer, Jets, Air flow, Flow (Dynamics), Reynolds number, Blades, Cavities, Channel flow, Gas turbines

Proceedings Papers

Heat Transfer Characterization Inside a Rotating Rib Roughened Cooling Channel With Multiple Heated Walls

Andrea Lorenzon, Elica Cucit, Luca Casarsa

Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A019, September 21–25, 2020

Paper No: GT2020-15129

DOI: https://doi.org/10.1115/GT2020-15129

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Topics: Cooling, Heat transfer, Heating, Liquid crystals, Thermography

Proceedings Papers

Effect of Surface Roughness and Inlet Turbulence Intensity on a Turbine Nozzle Guide Vane External Heat Transfer: Experimental Investigation on a Literature Test Case

T. Bacci, A. Picchi, T. Lenzi, B. Facchini, L. Innocenti

Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT13A011, September 21–25, 2020

Paper No: GT2020-14622

DOI: https://doi.org/10.1115/GT2020-14622

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Topics: Heat transfer, Nozzle guide vanes, Surface roughness, Turbines, Turbulence, Geometry, Aerodynamics, Computational fluid dynamics, Databases, Flow (Dynamics)

Proceedings Papers

A Steady Transonic Linear Cascade for True Scale Cooling Measurements

Jeremy Zuccarello, David Saltzman, Stephen Lynch, Shane Haydt, Christopher Whitfield

Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT13A001, September 21–25, 2020

Paper No: GT2020-14269

DOI: https://doi.org/10.1115/GT2020-14269

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Topics: Cascades (Fluid dynamics), Cooling, Airfoils, Lasers, Blades, Flow (Dynamics), Glass, Reynolds number, Boundary layers, Chords (Trusses)

Proceedings Papers

Acquisition and Processing Considerations for Infrared Images of Rotating Turbine Blades

Brian F. Knisely, Reid A. Berdanier, Karen A. Thole, Charles W. Haldeman, James R. Markham, Joseph E. Cosgrove, Andrew E. Carlson, James J. Scire, Jr.

Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT13A022, September 21–25, 2020

Paper No: GT2020-15522

DOI: https://doi.org/10.1115/GT2020-15522

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Topics: Turbine blades, Turbines, Sensors, Temperature measurement, Aircraft propulsion, Calibration, Computer simulation, Cooling, Energy generation, Film cooling

Proceedings Papers

Aerothermal Effect of Cavity Welding Beads on a Transonic Squealer Tip

Joao Vieira, John Coull, Peter Ireland, Eduardo Romero

Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A017, September 21–25, 2020

Paper No: GT2020-14443

DOI: https://doi.org/10.1115/GT2020-14443

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Topics: Cavities, Welding, Blades, Cascades (Fluid dynamics), Film cooling, Geometry, High pressure (Physics), Turbine blades, Coolants, Engineering simulation

Proceedings Papers

Experimental Investigation of Innovative Cooling Schemes on an Additively Manufactured Engine Scale Turbine Nozzle Guide Vane

Mohammad A. Hossain, Ali Ameri, James W. Gregory, Jeffrey P. Bons

Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT13A023, September 21–25, 2020

Paper No: GT2020-15707

DOI: https://doi.org/10.1115/GT2020-15707

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Topics: Additive manufacturing, Cooling, Engines, Nozzle guide vanes, Turbines, Design, Film cooling, Suction, Flow (Dynamics), Architecture

Proceedings Papers

A Sector-Cascade Test Rig for Measurements of Heat Transfer in Turbine Center Frames

Patrick R. Jagerhofer, Marios Patinios, Gerhard Erlacher, Tobias Glasenapp, Emil Göttlich, Federica Farisco

Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A018, September 21–25, 2020

Paper No: GT2020-14469

DOI: https://doi.org/10.1115/GT2020-14469

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Topics: Cascades (Fluid dynamics), Heat transfer, Turbines, Flow (Dynamics), Film cooling, Struts (Engineering), Heat transfer coefficients, Engines, Aircraft engines, Boundary layers

Proceedings Papers

The Influence of Turbulence and Reynolds Number on Multiple Slot Film Cooling Over the Suction Surface

L. W. Soma, F. E. Ames, S. Acharya

Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A057, September 21–25, 2020

Paper No: GT2020-15619

DOI: https://doi.org/10.1115/GT2020-15619

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Topics: Film cooling, Reynolds number, Suction, Turbulence, Cooling, Flow (Dynamics), Thin films, Geometry, Heat, Stress

Proceedings Papers

Adiabatic Effectiveness and Thermal Field Measurements of a Shaped Hole in the Showerhead of a Model Turbine Blade

Jacob D. Moore, Matthew J. Horner, David G. Bogard

Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A040, September 21–25, 2020

Paper No: GT2020-15016

DOI: https://doi.org/10.1115/GT2020-15016

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Topics: Turbine blades, Coolants, Design, Airfoils, Cascades (Fluid dynamics), Diffusers, Engines, Geometry, Jets, Momentum

Proceedings Papers

Design, Flow Field and Heat Transfer Characterization of the Conjugate Aero-Thermal Test Facility at NETL

S. Ramesh, E. Robey, S. A. Lawson, D. Straub, J. Black

Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A058, September 21–25, 2020

Paper No: GT2020-15644

DOI: https://doi.org/10.1115/GT2020-15644

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Topics: Design, Flow (Dynamics), Heat transfer, Test facilities, Engines, Film cooling, Boundary layers, Calibration, Computer simulation, Coolants

Proceedings Papers

Scaling Considerations for Thermal and Pressure Sensitive Paint Methods Used to Determine Adiabatic Effectiveness

Luke J. McNamara, Jacob P. Fischer, James L. Rutledge, Marc D. Polanka

Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A068, September 21–25, 2020

Paper No: GT2020-16129

DOI: https://doi.org/10.1115/GT2020-16129

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Topics: Paints, Pressure, Engines, Coolants, Film cooling, Flow (Dynamics), Experimental methods, Heat, Temperature, Accounting

NARROW

Laser Additive Manufacturing of Iron-Aluminum for Hybrid Steam Turbine Blades

Effects of Part-to-Part Flow Variations on Overall Effectiveness and Life of Rotating Turbine Blades

A New Experimental Approach for Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on a Nozzle Guide Vane With Inlet Temperature Distortions

Effect of Rotation on Heat Transfer in AR = 2:1 and AR = 4:1 Channels Connected by a Series of Crossover Jets

Convection in Scaled Turbine Internal Cooling Passages With Additive Manufacturing Roughness

Effects of Surface Waviness on Fan Blade Boundary Layer Transition and Profile Loss — Part II: Experimental Assessments and Applications

The Influence of Purge Flow Parameters on Heat Transfer and Film Cooling in Turbine Center Frames

Effects of Attack Angle and Relative Thickness of Novel Wing-Shaped Turbulators on Turbulent Hydrothermal Performance in a Two-Pass Square Channel

Heat Transfer of Impinging Jet-Row Onto Trapezoidal Channel With Different Effusion and Discharge Conditions

Heat Transfer Characterization Inside a Rotating Rib Roughened Cooling Channel With Multiple Heated Walls

Effect of Surface Roughness and Inlet Turbulence Intensity on a Turbine Nozzle Guide Vane External Heat Transfer: Experimental Investigation on a Literature Test Case

A Steady Transonic Linear Cascade for True Scale Cooling Measurements

Acquisition and Processing Considerations for Infrared Images of Rotating Turbine Blades

Aerothermal Effect of Cavity Welding Beads on a Transonic Squealer Tip

Experimental Investigation of Innovative Cooling Schemes on an Additively Manufactured Engine Scale Turbine Nozzle Guide Vane

A Sector-Cascade Test Rig for Measurements of Heat Transfer in Turbine Center Frames

The Influence of Turbulence and Reynolds Number on Multiple Slot Film Cooling Over the Suction Surface

Adiabatic Effectiveness and Thermal Field Measurements of a Shaped Hole in the Showerhead of a Model Turbine Blade

Design, Flow Field and Heat Transfer Characterization of the Conjugate Aero-Thermal Test Facility at NETL

Scaling Considerations for Thermal and Pressure Sensitive Paint Methods Used to Determine Adiabatic Effectiveness

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