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Proceedings Papers

Analysis of LES and 1D Hot-Wire Data to Determine Actively Generated Main Flow Turbulence in a Film Cooling Test Rig

Lukas Fischer, Michael Straußwald, Michael Pfitzner

Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A002, June 7–11, 2021

Paper No: GT2021-58661

DOI: https://doi.org/10.1115/GT2021-58661

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Topics: Film cooling, Flow (Dynamics), Turbulence, Wire, Probes, Generators, Signals, Vortices, Anisotropy, Combustion chambers

Proceedings Papers

Effect of Self-Sustained Pulsation of Coolant Flow on Adiabatic Effectiveness and Net Heat Flux Reduction on a Flat Plate

Nicola Rosafio, Simone Salvadori, Daniela Anna Misul, Mirko Baratta, Mauro Carnevale, Christian Saumweber

Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A022, June 7–11, 2021

Paper No: GT2021-59663

DOI: https://doi.org/10.1115/GT2021-59663

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Topics: Coolants, Flat plates, Flow (Dynamics), Heat flux, Cooling, Cooling systems, Film cooling, Computer software, Design, Flow separation

Proceedings Papers

DDES Numerical Investigations on Coherent Structures in Trailing-Edge Film Cooling Combined With Pressure-Side Film Hole

Xiangtao Xiao, Pei Wang, Qiang Du, Qingzong Xu, Jun Liu

Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A009, June 7–11, 2021

Paper No: GT2021-59150

DOI: https://doi.org/10.1115/GT2021-59150

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Topics: Delay differential equations, Film cooling, Pressure, Vortices, Coolants, Shear (Mechanics), Design, Flow (Dynamics), Reynolds-averaged Navier–Stokes equations, Temperature

Proceedings Papers

Conjugate Heat Transfer Characteristics of Double Wall Cooling With Gradient Diameter of Film and Impingement Holes

Juan He, Qinghua Deng, Zhenping Feng

Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A017, June 7–11, 2021

Paper No: GT2021-59423

DOI: https://doi.org/10.1115/GT2021-59423

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Topics: Cooling, Heat transfer, Flow (Dynamics), Pressure, Film cooling, Film flow, Flat plates, Impingement cooling, Reynolds-averaged Navier–Stokes equations, Temperature uniformity

Proceedings Papers

Flow and Heat Transfer Mechanisms in a Rotating Compressor Cavity Under Centrifugal Buoyancy-Driven Convection

Feng Gao, John W. Chew

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT14A003, June 7–11, 2021

Paper No: GT2021-58907

DOI: https://doi.org/10.1115/GT2021-58907

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Topics: Buoyancy, Cavities, Compressors, Convection, Flow (Dynamics), Heat transfer, Disks, Engineering simulation, Forced convection, Gravity (Force)

Proceedings Papers

Numerical Investigations on the Aerothermal Performance and Film Cooling Effectiveness of Turbine Vane Endwall at Inlet Swirl Conditions

Zhiyu Li, Kaiyuan Zhang, Zhigang Li, Jun Li

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT13A006, June 7–11, 2021

Paper No: GT2021-59062

DOI: https://doi.org/10.1115/GT2021-59062

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Topics: Film cooling, Turbines, Flow (Dynamics), Inflow, Combustion chambers, Coolants, Gas turbines, Reynolds-averaged Navier–Stokes equations, Separation (Technology), Stress

Proceedings Papers

A Discussion: Issue Improving the Accuracy of Turbine Blade Heat Transfer Simulation

Shenghui Zhang, Shuiting Ding, Chuankai Liu, Gang Zhao, Jie Wang

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT13A003, June 7–11, 2021

Paper No: GT2021-58820

DOI: https://doi.org/10.1115/GT2021-58820

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Topics: Blades, Heat transfer, Simulation, Turbine blades, Turbulence

Proceedings Papers

Jet Impingement Heat Transfer Enhancement With Different Crossflow Diverter Shapes

Juan He, Qinghua Deng, Zhenping Feng

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A008, June 7–11, 2021

Paper No: GT2021-59080

DOI: https://doi.org/10.1115/GT2021-59080

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Topics: Friction, Heat transfer, Impingement cooling, Shapes, Reynolds number, Flow (Dynamics), Blades, Cooling, Diamonds, Engineering simulation

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

Numerical Investigations on the Aerodynamic Performance and Endwall Cooling Characteristics of Turbine During Acceleration Process With Lagging Effects

Qingfeng Cong, Zhigang Li, Jun Li

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT14A006, June 7–11, 2021

Paper No: GT2021-59142

DOI: https://doi.org/10.1115/GT2021-59142

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Topics: Cooling, Turbines, Flow (Dynamics), Coolants, Aerodynamics, Air flow, Compressors, Design, Energy (Physics), Turbulence

Proceedings Papers

Investigation of Unsteady Flow Characteristics in Axial Rim Seal

Lei Xie, Qiang Du, Guang Liu, Zengyan Lian, Ran Ren

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT14A002, June 7–11, 2021

Paper No: GT2021-58822

DOI: https://doi.org/10.1115/GT2021-58822

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Topics: Computational fluid dynamics, Unsteady flow, Flow (Dynamics), Sealing (Process), Cavities, Wheels, Pressure, Vortices, Coriolis force, Inertia (Mechanics)

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

Investigating Heat Transfer in a Straight Cooling Passage Using Transient Infrared Temperature Data and URANS Conjugate Heat Transfer Analysis

Louis Christensen, Richard Celestina, Spencer Sperling, Randall Mathison, Hakan Aksoy, Jong Liu, Jeremy Nickol

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A023, June 7–11, 2021

Paper No: GT2021-60381

DOI: https://doi.org/10.1115/GT2021-60381

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Topics: Cooling, Heat transfer, Temperature, Transients (Dynamics), Heat conduction, Turbulence, Computer simulation, Errors, Convection, Engineering simulation

Proceedings Papers

Optimization of an Additively Manufactured U-Bend Channel Using A Surrogate-Based Bayesian Method

Shinjan Ghosh, Sudeepta Mondal, Ryan Wardell, Erik Fernandez, Jayanta S. Kapat, Asok Ray

Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT36A011, June 7–11, 2021

Paper No: GT2021-59415

DOI: https://doi.org/10.1115/GT2021-59415

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Topics: Additive manufacturing, Optimization, Design, Shapes, Computational fluid dynamics, Pressure, Pressure drop, Cooling, Simulation, Turbulence

Proceedings Papers

Accurate Inlet Boundary Conditions to Capture Combustion Chamber and Turbine Coupling With Large-Eddy Simulation

Benjamin Martin, Florent Duchaine, Laurent Gicquel, Nicolas Odier, Jérôme Dombard

Paper No: GT2021-58854

DOI: https://doi.org/10.1115/GT2021-58854

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Topics: Boundary-value problems, Combustion chambers, Large eddy simulation, Turbines, Simulation, Databases, Signals, Turbomachinery, Computational fluid dynamics, Fluctuations (Physics)

Proceedings Papers

Improved Prediction of Losses With Large Eddy Simulation in a Low-Pressure Turbine

Kenji Miki, Ali Ameri

Paper No: GT2021-59095

DOI: https://doi.org/10.1115/GT2021-59095

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Topics: Emission spectroscopy, Large eddy simulation, Pressure, Separation (Technology), Spectroscopy, Turbines, Turbulence, Wakes, Flow (Dynamics), Blades

Proceedings Papers

Numerical Simulation on the Vortex Shedding From Airfoils of a Swirl Distortion Generator

Andrew Hayden, Cole Hefner, Alexandrina Untaroiu, John Gillespie, K. Todd Lowe

Paper No: GT2021-58963

DOI: https://doi.org/10.1115/GT2021-58963

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Topics: Airfoils, Computer simulation, Generators, Vortex shedding, Boundary layers, Turning angles, Aircraft, Cascades (Fluid dynamics), Computational fluid dynamics, Design

Proceedings Papers

Modal Decomposition and Linear Modeling of Swirl Fluctuations in the Mixing Section of a Model Combustor Based on PIV Data

Jens Satria Müller, Finn Lückoff, Thomas Ludwig Kaiser, Christian Oliver Paschereit, Kilian Oberleithner

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A021, June 7–11, 2021

Paper No: GT2021-58832

DOI: https://doi.org/10.1115/GT2021-58832

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Topics: Combustion chambers, Fluctuations (Physics), Modeling, Flow (Dynamics), Waves, Acoustics, Combustion systems, Flames, Flow instability, Fluid mechanics

Proceedings Papers

On the Effect of Noise Induced Dynamics on Linear Growth Rates of Oscillations in an Electroacoustic Rijke Tube Simulator

Neha Vishnoi, Pankaj Wahi, Aditya Saurabh, Lipika Kabiraj

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A013, June 7–11, 2021

Paper No: GT2021-58691

DOI: https://doi.org/10.1115/GT2021-58691

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Topics: Dynamics (Mechanics), Noise (Sound), Oscillations, Stability, Combustion chambers, Acoustics, Gas turbines, Bifurcation, Combustion, Damping

Proceedings Papers

Modelling of Turbulent Premixed CH 4 /H 2 /Air Flames Including the Influence of Stretch and Heat Losses

Halit Kutkan, Alberto Amato, Giovanni Campa, Giulio Ghirardo, Luis Tay Wo Chong, Eirik Æsøy

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A034, June 7–11, 2021

Paper No: GT2021-59063

DOI: https://doi.org/10.1115/GT2021-59063

View Paper

Topics: Combustion, Flames, Flow (Dynamics), Heat losses, Hydrogen, Methane, Modeling, Turbulence

2 3 4 5

NARROW

Analysis of LES and 1D Hot-Wire Data to Determine Actively Generated Main Flow Turbulence in a Film Cooling Test Rig

Effect of Self-Sustained Pulsation of Coolant Flow on Adiabatic Effectiveness and Net Heat Flux Reduction on a Flat Plate

DDES Numerical Investigations on Coherent Structures in Trailing-Edge Film Cooling Combined With Pressure-Side Film Hole

Conjugate Heat Transfer Characteristics of Double Wall Cooling With Gradient Diameter of Film and Impingement Holes

Flow and Heat Transfer Mechanisms in a Rotating Compressor Cavity Under Centrifugal Buoyancy-Driven Convection

Numerical Investigations on the Aerothermal Performance and Film Cooling Effectiveness of Turbine Vane Endwall at Inlet Swirl Conditions

A Discussion: Issue Improving the Accuracy of Turbine Blade Heat Transfer Simulation

Jet Impingement Heat Transfer Enhancement With Different Crossflow Diverter Shapes

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

Numerical Investigations on the Aerodynamic Performance and Endwall Cooling Characteristics of Turbine During Acceleration Process With Lagging Effects

Investigation of Unsteady Flow Characteristics in Axial Rim Seal

Convection in Scaled Turbine Internal Cooling Passages With Additive Manufacturing Roughness

Investigating Heat Transfer in a Straight Cooling Passage Using Transient Infrared Temperature Data and URANS Conjugate Heat Transfer Analysis

Optimization of an Additively Manufactured U-Bend Channel Using A Surrogate-Based Bayesian Method

Accurate Inlet Boundary Conditions to Capture Combustion Chamber and Turbine Coupling With Large-Eddy Simulation

Improved Prediction of Losses With Large Eddy Simulation in a Low-Pressure Turbine

Numerical Simulation on the Vortex Shedding From Airfoils of a Swirl Distortion Generator

Modal Decomposition and Linear Modeling of Swirl Fluctuations in the Mixing Section of a Model Combustor Based on PIV Data

On the Effect of Noise Induced Dynamics on Linear Growth Rates of Oscillations in an Electroacoustic Rijke Tube Simulator

Modelling of Turbulent Premixed CH 4 /H 2 /Air Flames Including the Influence of Stretch and Heat Losses

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