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Journal Articles

THE EFFECT OF THERMAL CYCLING ON DEPOSITION IN AN IMPINGEMENT/EFFUSION COOLING GEOMETRY

Accepted Manuscript
George Gogidze, Jeffrey Bons, Ryan Lundgreen
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1214
https://doi.org/10.1115/1.4066812
Published Online: October 9, 2024
View Article titled, THE EFFECT OF THERMAL CYCLING ON DEPOSITION IN AN IMPINGEMENT/EFFUSION COOLING GEOMETRY
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Topics: Cooling, Geometry, Turbochargers, Dust, Pressure, Circuits, Temperature, Coolants, Cycles, Flow (Dynamics)
Journal Articles

Modeling Stochastical Particle Rebound based on High Velocity Experiments

Accepted Manuscript
Jan Hartmann, Christian Koch, Stephan Staudacher
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1117
https://doi.org/10.1115/1.4066810
Published Online: October 9, 2024
View Article titled, Modeling Stochastical Particle Rebound based on High Velocity Experiments
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Topics: Computational fluid dynamics, Modeling, Particulate matter, Turbochargers, Compressors, Computation, Computer simulation, Computer software, Cylinder tests (Concrete), Erosion
Journal Articles

The Effect of Unsteady Inlet Boundary Conditions on the Aero-Thermal Behavior of High-Pressure Turbine Vanes – A Numerical Study Using Scale-Resolving Simulations

Jonathan Gründler, Knut Lehmann, Heinz-Peter Schiffer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2025, 147(1): 011002.
Paper No: TURBO-23-1201
https://doi.org/10.1115/1.4065858
Published Online: September 3, 2024
View Article titled, The Effect of Unsteady Inlet Boundary Conditions on the Aero-Thermal Behavior of High-Pressure Turbine Vanes – A Numerical Study Using Scale-Resolving Simulations
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Topics: Boundary-value problems, Simulation, Turbines, Turbulence, High pressure (Physics), Reynolds-averaged Navier–Stokes equations, Flow (Dynamics), Nozzle guide vanes, Combustion chambers
Journal Articles

Boundary Layer Analysis of a Transonic High-Pressure Turbine Vane Using Ultra-Fast-Response Temperature-Sensitive Paint

Anna Petersen, Michael Hilfer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2024, 146(9): 091013.
Paper No: TURBO-23-1124
https://doi.org/10.1115/1.4065739
Published Online: July 15, 2024
View Article titled, Boundary Layer Analysis of a Transonic High-Pressure Turbine Vane Using Ultra-Fast-Response Temperature-Sensitive Paint
Open the PDF for Boundary Layer Analysis of a Transonic High-Pressure Turbine Vane Using Ultra-Fast-Response Temperature-Sensitive Paint in another window
Topics: Boundary layers, Flow (Dynamics), Separation (Technology), Shock (Mechanics), Surface roughness, Temperature, Turbines, Wind tunnels, Bubbles, Nozzle guide vanes
Journal Articles

ROUGHNESS INVESTIGATIONS ON IN-SERVICE HIGH-PRESSURE COMPRESSOR BLADES – PART II: ROUGHNESS PARAMETERIZATION AND CFD-BASED MODELLING OF ITS IMPACT ON TURBULENT FLOWS

Accepted Manuscript
Ilias Vasilopoulos, Paolo Adami, Matthias Voigt, Marcus Meyer, Ronald Mailach
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1224
https://doi.org/10.1115/1.4065681
Published Online: June 6, 2024
View Article titled, ROUGHNESS INVESTIGATIONS ON IN-SERVICE HIGH-PRESSURE COMPRESSOR BLADES – PART II: ROUGHNESS PARAMETERIZATION AND CFD-BASED MODELLING OF ITS IMPACT ON TURBULENT FLOWS
Open the PDF for ROUGHNESS INVESTIGATIONS ON IN-SERVICE HIGH-PRESSURE COMPRESSOR BLADES – PART II: ROUGHNESS PARAMETERIZATION AND CFD-BASED MODELLING OF ITS IMPACT ON TURBULENT FLOWS in another window
Topics: Blades, Compressors, Computational fluid dynamics, High pressure (Physics), Modeling, Parametrization, Surface roughness, Turbochargers, Turbulence
Journal Articles

A Data-Driven Approach for Generalizing the Laminar Kinetic Energy Model for Separation and Bypass Transition in Low- and High-Pressure Turbines

Yuan Fang, Yaomin Zhao, Harshal D. Akolekar, Andrew S. H. Ooi, Richard D. Sandberg, Roberto Pacciani, Michele Marconcini
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2024, 146(9): 091005.
Paper No: TURBO-23-1139
https://doi.org/10.1115/1.4065124
Published Online: April 4, 2024
View Article titled, A Data-Driven Approach for Generalizing the Laminar Kinetic Energy Model for Separation and Bypass Transition in Low- and High-Pressure Turbines
Open the PDF for A Data-Driven Approach for Generalizing the Laminar Kinetic Energy Model for Separation and Bypass Transition in Low- and High-Pressure Turbines in another window
Topics: Computational fluid dynamics, Kinetic energy, Pressure, Separation (Technology), Shear stress, Turbines, Turbulence, Wakes, High pressure (Physics), Flow (Dynamics)
Journal Articles

Direct Numerical Simulation of Transitional and Turbulent Flows Over Multi-Scale Surface Roughness—Part II: The Effect of Roughness on the Performance of a High-Pressure Turbine Blade

Massimiliano Nardini, Thomas O. Jelly, Melissa Kozul, Richard D. Sandberg, Paul Vitt, Greg Sluyter
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2024, 146(3): 031009.
Paper No: TURBO-23-1225
https://doi.org/10.1115/1.4063974
Published Online: December 4, 2023
View Article titled, Direct Numerical Simulation of Transitional and Turbulent Flows Over Multi-Scale Surface Roughness—Part II: The Effect of Roughness on the Performance of a High-Pressure Turbine Blade
Open the PDF for Direct Numerical Simulation of Transitional and Turbulent Flows Over Multi-Scale Surface Roughness—Part II: The Effect of Roughness on the Performance of a High-Pressure Turbine Blade in another window
Topics: Blades, Boundary layers, Surface roughness, Turbulence, Computer simulation, Turbine blades, High pressure (Physics), Flow (Dynamics), Heat flux, Wakes
Journal Articles

High-Dimensional Uncertainty Quantification of High-Pressure Turbine Vane Based on Multifidelity Deep Neural Networks

Zhihui Li, Francesco Montomoli, Nicola Casari, Michele Pinelli
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2023, 145(11): 111009.
Paper No: TURBO-23-1153
https://doi.org/10.1115/1.4063391
Published Online: October 4, 2023
View Article titled, High-Dimensional Uncertainty Quantification of High-Pressure Turbine Vane Based on Multifidelity Deep Neural Networks
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Topics: Artificial neural networks, Computational fluid dynamics, Design, Flow (Dynamics), Nozzles, Pressure, Turbines, Uncertainty quantification, Turbomachinery, Uncertainty
Journal Articles

Turbine Endwall Contouring Through Advanced Optimization Techniques

M. Burigana, T. Verstraete, S. Lavagnoli
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081011.
Paper No: TURBO-22-1259
https://doi.org/10.1115/1.4062211
Published Online: April 12, 2023
View Article titled, Turbine Endwall Contouring Through Advanced Optimization Techniques
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Topics: Blades, B-splines, Design, Flow (Dynamics), Geometry, Optimization, Parametrization, Rotors, Turbines, High pressure (Physics)
Journal Articles

A Method for Predicting the Aeroelastic Response of Radial Turbomachines

David W. Fellows, Vincent Iskandar, Daniel J. Bodony, Ryan C. McGowan, Sang-Guk Kang, Aaron J. Pope, Chol-Bum M. Kweon
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081004.
Paper No: TURBO-22-1117
https://doi.org/10.1115/1.4057062
Published Online: April 3, 2023
View Article titled, A Method for Predicting the Aeroelastic Response of Radial Turbomachines
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Topics: Blades, Damping, Fluids, Flutter (Aerodynamics), High pressure (Physics), Turbines, Turbochargers, Pressure, Wheels, Turbomachinery
Journal Articles

Experimental Study of Impact of In-Service Deterioration on Aerodynamic Performance of High-Pressure Nozzle Guide Vanes

Mathias Michaud, Dougal Jackson, Frédéric Goenaga, Thomas Povey
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2023, 145(6): 061017.
Paper No: TURBO-21-1259
https://doi.org/10.1115/1.4056774
Published Online: March 2, 2023
View Article titled, Experimental Study of Impact of In-Service Deterioration on Aerodynamic Performance of High-Pressure Nozzle Guide Vanes
Open the PDF for Experimental Study of Impact of In-Service Deterioration on Aerodynamic Performance of High-Pressure Nozzle Guide Vanes in another window
Topics: Coolants, Film cooling, Flow (Dynamics), Pressure, Surface roughness, Kinetic energy, Nozzle guide vanes, Engines, Spallation (Nuclear physics), High pressure (Physics)
Journal Articles

Aerothermal Performance of Axially Varying Winglet-Squealer Blade Tips

Anmol Garg, Nagabhushana Rao Vadlamani, Balaji Srinivasan
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071009.
Paper No: TURBO-22-1134
https://doi.org/10.1115/1.4056712
Published Online: February 10, 2023
View Article titled, Aerothermal Performance of Axially Varying Winglet-Squealer Blade Tips
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Topics: Blades, Cavities, Flow (Dynamics), Pressure, Design, Leakage, Vortices, Leakage flows, High pressure (Physics)
Journal Articles

Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on High-Pressure Turbine Nozzle Guide Vanes With Representative Inlet Swirl and Temperature Distortions

Tommaso Bacci, Alessio Picchi, Giulia Babazzi, Bruno Facchini, Simone Cubeda
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071010.
Paper No: TURBO-22-1143
https://doi.org/10.1115/1.4056713
Published Online: February 10, 2023
View Article titled, Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on High-Pressure Turbine Nozzle Guide Vanes With Representative Inlet Swirl and Temperature Distortions
Open the PDF for Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on High-Pressure Turbine Nozzle Guide Vanes With Representative Inlet Swirl and Temperature Distortions in another window
Topics: Combustion chambers, Flow (Dynamics), Heat transfer coefficients, Nozzle guide vanes, Temperature, Turbines, Wall temperature, High pressure (Physics), Cascades (Fluid dynamics), Boundary-value problems
Journal Articles

Application of Adjoint-Enhanced First Order Second Moment Method for Robust Design Optimization of a High Pressure Compressor Rotor

Max Dittmann, Robin Schmidt, Marcus Meyer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2023, 145(2): 021010.
Paper No: TURBO-22-1183
https://doi.org/10.1115/1.4055578
Published Online: October 12, 2022
View Article titled, Application of Adjoint-Enhanced First Order Second Moment Method for Robust Design Optimization of a High Pressure Compressor Rotor
Open the PDF for Application of Adjoint-Enhanced First Order Second Moment Method for Robust Design Optimization of a High Pressure Compressor Rotor in another window
Topics: Compressors, Design, Optimization, Rotors, Uncertainty, Blades, High pressure (Physics)
Journal Articles

High-Fidelity Simulation Study of the Unsteady Flow Effects on High-Pressure Turbine Blade Performance

John Leggett, Yaomin Zhao, Richard D. Sandberg
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2023, 145(1): 011002.
Paper No: TURBO-22-1215
https://doi.org/10.1115/1.4055576
Published Online: October 3, 2022
View Article titled, High-Fidelity Simulation Study of the Unsteady Flow Effects on High-Pressure Turbine Blade Performance
Open the PDF for High-Fidelity Simulation Study of the Unsteady Flow Effects on High-Pressure Turbine Blade Performance in another window
Topics: Blades, Boundary layers, Flow (Dynamics), Pressure, Rotors, Stators, Suction, Turbulence, Wakes, High pressure (Physics)
Journal Articles

High-Fidelity Computational Fluid Dynamics Analysis of In-Serviced Shrouded High-Pressure Turbine Rotor Blades

Mario Carta, Tiziano Ghisu, Shahrokh Shahpar
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2022, 144(12): 121001.
Paper No: TURBO-22-1122
https://doi.org/10.1115/1.4055267
Published Online: September 13, 2022
View Article titled, High-Fidelity Computational Fluid Dynamics Analysis of In-Serviced Shrouded High-Pressure Turbine Rotor Blades
Open the PDF for High-Fidelity Computational Fluid Dynamics Analysis of In-Serviced Shrouded High-Pressure Turbine Rotor Blades in another window
Topics: Blades, Computational fluid dynamics, Damage, Rotors, Shapes, Turbines, Reverse engineering, High pressure (Physics), Flow (Dynamics), Airfoils
Journal Articles

Aerodynamic Interaction of Volute With Rotor in a Nozzleless Radial Turbine

Lei Pan, Mingyang Yang, Shota Murae, Wataru Sato, Naoto Shimohara, Akihiro Yamagata
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2022, 144(6): 061012.
Paper No: TURBO-21-1265
https://doi.org/10.1115/1.4054162
Published Online: May 5, 2022
View Article titled, Aerodynamic Interaction of Volute With Rotor in a Nozzleless Radial Turbine
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Topics: Blades, Excitation, Flow (Dynamics), Leakage, Pressure, Rotors, Turbines, Vortices, Wakes, Stress
Journal Articles

Exploring Topology Optimization for High Pressure Turbine Blade Tips

Luka Vincekovic, Alistair John, Ning Qin, Shahrokh Shahpar
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2022, 144(7): 071013.
Paper No: TURBO-21-1167
https://doi.org/10.1115/1.4053917
Published Online: March 16, 2022
View Article titled, Exploring Topology Optimization for High Pressure Turbine Blade Tips
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Topics: Blades, Design, Optimization, Topology, High pressure (Physics), Turbines, Pressure, Flow (Dynamics), Parametrization
Journal Articles

An Experimentally Validated Low-Order Model of the Thermal Response of Double-Wall Effusion Cooling Systems for High-Pressure Turbine Blades

Alexander V. Murray, Peter T. Ireland, Eduardo Romero
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2021, 143(11): 111015.
Paper No: TURBO-20-1286
https://doi.org/10.1115/1.4050976
Published Online: July 5, 2021
View Article titled, An Experimentally Validated Low-Order Model of the Thermal Response of Double-Wall Effusion Cooling Systems for High-Pressure Turbine Blades
Open the PDF for An Experimentally Validated Low-Order Model of the Thermal Response of Double-Wall Effusion Cooling Systems for High-Pressure Turbine Blades in another window
Topics: Computational fluid dynamics, Cooling, Cooling systems, Engineering simulation, Geometry, Heat transfer coefficients, Simulation, Thermal resistance, Coolants, Flow (Dynamics)
Journal Articles

Large-Eddy Simulations of High Rossby Number Flow in the High-Pressure Compressor Inter-Disk Cavity

Deepak Saini, Richard D. Sandberg
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2021, 143(11): 111002.
Paper No: TURBO-20-1206
https://doi.org/10.1115/1.4050951
Published Online: June 15, 2021
View Article titled, Large-Eddy Simulations of High Rossby Number Flow in the High-Pressure Compressor Inter-Disk Cavity
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Topics: Cavities, Disks, Flow (Dynamics), Compressors, High pressure (Physics), Vortices, Buoyancy, Large eddy simulation, Heat transfer