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Journal Articles

Optimization of Low-Pressure Turbine Blade by Means of Fine Inspection of Loss Production Mechanisms

Accepted Manuscript
Matteo Russo, Andrea Carlucci, Matteo Dellacasagrande, Daniele Petronio, Davide Lengani, Daniele Simoni, Juri Bellucci, Matteo Giovannini, Angelo Alberto Granata, Monica Gily, Carlotta Manca
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1304
https://doi.org/10.1115/1.4066818
Published Online: October 9, 2024
View Article titled, Optimization of Low-Pressure Turbine Blade by Means of Fine Inspection of Loss Production Mechanisms
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Topics: Boundary layers, Design, Inspection, Optimization, Pressure, Turbine blades, Turbochargers, Blades, Wakes, Computational fluid dynamics
Journal Articles

Investigating the Unsteady Dynamics of a Multi-Jet Impingement Cooling Flow Using Large Eddy Simulation

Christian Morsbach, Marcel Matha, Robin G. Brakmann, Sadiya Tabassum, Michael Bergmann, Michael Schroll, Christian Willert, Edmund Kügeler
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2025, 147(3): 031002.
Paper No: TURBO-24-1139
https://doi.org/10.1115/1.4066508
Published Online: October 8, 2024
View Article titled, Investigating the Unsteady Dynamics of a Multi-Jet Impingement Cooling Flow Using Large Eddy Simulation
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Topics: Cross-flow, Dynamics (Mechanics), Flow (Dynamics), Inflow, Jets, Large eddy simulation, Temperature, Turbulence, Impingement cooling, Heat transfer
Journal Articles

Guideline for Large-Scale Analysis of Centrifugal Blower Using Wall-Resolved Large Eddy Simulation

Kazuhiro Tsukamoto, Chisachi Kato
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2025, 147(2): 021005.
Paper No: TURBO-24-1116
https://doi.org/10.1115/1.4066277
Published Online: October 7, 2024
View Article titled, Guideline for Large-Scale Analysis of Centrifugal Blower Using Wall-Resolved Large Eddy Simulation
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Topics: Diffusers, Flow (Dynamics), Impellers, Pressure, Resolution (Optics), Design, Blades, Large eddy simulation
Journal Articles

Action Mechanism of Film Extraction on Channel Impingement Cooling for Blade Leading Edge Using Large Eddy Simulation

Huihui Wang, Xiying Niu, Qinghua Deng, Zhenping Feng
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2024, 146(10): 101010.
Paper No: TURBO-24-1012
https://doi.org/10.1115/1.4065396
Published Online: May 8, 2024
View Article titled, Action Mechanism of Film Extraction on Channel Impingement Cooling for Blade Leading Edge Using Large Eddy Simulation
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Topics: Blades, Coolants, Cooling, Flow (Dynamics), Heat transfer, Impingement cooling, Large eddy simulation, Vortices, Pressure, Film cooling
Journal Articles

Numerical Investigation of the Effect of Trailing Edge Thickness of Simulated Ceramic Matrix Composite Blades on Loss Profiles

Kenji Miki, Ali Ameri
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2024, 146(9): 091009.
Paper No: TURBO-22-1269
https://doi.org/10.1115/1.4065184
Published Online: April 16, 2024
View Article titled, Numerical Investigation of the Effect of Trailing Edge Thickness of Simulated Ceramic Matrix Composite Blades on Loss Profiles
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Topics: Blades, Ceramic matrix composites, Pressure, Reynolds number, Reynolds-averaged Navier–Stokes equations, Turbulence, Large eddy simulation, Wakes, Flow (Dynamics), Boundary layers
Journal Articles

Prediction of the Influence of the Inlet End-Wall Boundary Layer on the Secondary Flow of a Low Pressure Turbine Airfoil Using RANS and Large-Eddy Simulations

Fernando Gisbert, David Cadrecha, Patxi Apoita
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2024, 146(9): 091001.
Paper No: TURBO-23-1111
https://doi.org/10.1115/1.4065026
Published Online: April 4, 2024
View Article titled, Prediction of the Influence of the Inlet End-Wall Boundary Layer on the Secondary Flow of a Low Pressure Turbine Airfoil Using RANS and Large-Eddy Simulations
Open the PDF for Prediction of the Influence of the Inlet End-Wall Boundary Layer on the Secondary Flow of a Low Pressure Turbine Airfoil Using RANS and Large-Eddy Simulations in another window
Topics: Boundary layers, Flow (Dynamics), Pressure, Reynolds-averaged Navier–Stokes equations, Simulation, Turbulence, Large eddy simulation, Vortices, Blades, Turbines
Journal Articles

Analysis of Ingress Into the Downstream Wheel Space of a 1.5-Stage Turbine By Full Circumference and Single Blade Passage Large-Eddy Simulations

Thomas Hösgen, Matthias Meinke, Wolfgang Schröder
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2024, 146(9): 091006.
Paper No: TURBO-23-1343
https://doi.org/10.1115/1.4065129
Published Online: April 4, 2024
View Article titled, Analysis of Ingress Into the Downstream Wheel Space of a 1.5-Stage Turbine By Full Circumference and Single Blade Passage Large-Eddy Simulations
Open the PDF for Analysis of Ingress Into the Downstream Wheel Space of a 1.5-Stage Turbine By Full Circumference and Single Blade Passage Large-Eddy Simulations in another window
Topics: Blades, Flow (Dynamics), Rotors, Stators, Turbines, Wheels, Large eddy simulation, Annulus, Pressure, Sealing (Process)
Journal Articles

Computationally Efficient Workflow for Conjugate Heat Transfer With Large Eddy Simulation for Gas Turbine Combustors

Ishan Verma, Sudhanshu Prasad, Krishna Zore, Sourabh Shrivastava
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2024, 146(6): 061002.
Paper No: TURBO-23-1252
https://doi.org/10.1115/1.4064340
Published Online: January 16, 2024
View Article titled, Computationally Efficient Workflow for Conjugate Heat Transfer With Large Eddy Simulation for Gas Turbine Combustors
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Topics: Combustion chambers, Fluids, Gas turbines, Heat transfer, Nozzles, Temperature, Workflow, Exhaust systems, Radiation (Physics), Flow (Dynamics)
Journal Articles

Pressure Sensitive Paint and Large Eddy Simulation Investigation on the Impact of Trench Depth on Flat Plate Film Cooling Through Shaped Holes

H. Abdeh, G. Barigozzi, A. Zamiri, J. T. Chung
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2024, 146(5): 051001.
Paper No: TURBO-23-1282
https://doi.org/10.1115/1.4064229
Published Online: December 21, 2023
View Article titled, Pressure Sensitive Paint and Large Eddy Simulation Investigation on the Impact of Trench Depth on Flat Plate Film Cooling Through Shaped Holes
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Topics: Coolants, Film cooling, Flat plates, Large eddy simulation, Pressure, Geometry, Flow (Dynamics), Cooling, Wind tunnels
Journal Articles

Analysis of Single-Blade Passage and Full Circumference Large-Eddy Simulations of Turbine Rim Seal Flows

Thomas Hösgen, Matthias Meinke, Wolfgang Schröder
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2024, 146(4): 041002.
Paper No: TURBO-23-1239
https://doi.org/10.1115/1.4064086
Published Online: December 15, 2023
View Article titled, Analysis of Single-Blade Passage and Full Circumference Large-Eddy Simulations of Turbine Rim Seal Flows
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Topics: Blades, Flow (Dynamics), Rotors, Sealing (Process), Turbines, Wheels, Density, Large eddy simulation, Stators
Journal Articles

A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part I: Sliding Interfaces and Unsteady Row Interactions

Michael Bergmann, Christian Morsbach, Bjoern F. Klose, Graham Ashcroft, Edmund Kügeler
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021005.
Paper No: TURBO-23-1166
https://doi.org/10.1115/1.4063734
Published Online: November 13, 2023
View Article titled, A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part I: Sliding Interfaces and Unsteady Row Interactions
Open the PDF for A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part I: Sliding Interfaces and Unsteady Row Interactions in another window
Topics: Cascades (Fluid dynamics), Flow (Dynamics), Mortar, Pressure, Simulation, Turbulence, Vortices, Large eddy simulation, Wakes, Computational fluid dynamics
Journal Articles

A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part II: Shock Capturing and Transonic Flows

Bjoern F. Klose, Christian Morsbach, Michael Bergmann, Alexander Hergt, Joachim Klinner, Sebastian Grund, Edmund Kügeler
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021006.
Paper No: TURBO-23-1169
https://doi.org/10.1115/1.4063827
Published Online: November 13, 2023
View Article titled, A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part II: Shock Capturing and Transonic Flows
Open the PDF for A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part II: Shock Capturing and Transonic Flows in another window
Topics: Flow (Dynamics), Shock (Mechanics), Cascades (Fluid dynamics), Compressors, Simulation, Turbines, Large eddy simulation
Journal Articles

A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part III: Secondary Flow Effects

Christian Morsbach, Michael Bergmann, Adem Tosun, Bjoern F. Klose, Patrick Bechlars, Edmund Kügeler
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021007.
Paper No: TURBO-23-1165
https://doi.org/10.1115/1.4063511
Published Online: November 13, 2023
View Article titled, A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part III: Secondary Flow Effects
Open the PDF for A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part III: Secondary Flow Effects in another window
Topics: Blades, Flow (Dynamics), Pressure, Wakes, Boundary layers, Turbulence, Suction, Reynolds number, Inflow, Generators
Journal Articles

LES MODELING OF HIGH-LIFT HIGH-WORK LPT BLADES: PART II—VALIDATION AND APPLICATION

Accepted Manuscript
Jared Kerestes, Christopher Marks, John Clark, J. Mitch Wolff, Ron-Ho (Bob) Ni, Nathan Fletcher
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1159
https://doi.org/10.1115/1.4063509
Published Online: September 27, 2023
View Article titled, LES MODELING OF HIGH-LIFT HIGH-WORK LPT BLADES: PART II—VALIDATION AND APPLICATION
Open the PDF for LES MODELING OF HIGH-LIFT HIGH-WORK LPT BLADES: PART II—VALIDATION AND APPLICATION in another window
Topics: Blades, Computational fluid dynamics, Design, Modeling, Turbochargers, Turbomachinery, Work (Physics), Reynolds-averaged Navier–Stokes equations, Turbines, Cascades (Fluid dynamics)
Journal Articles

Roughness-Resolved Large-Eddy Simulation of Additive Manufacturing-Like Channel Flows

Serge Meynet, Alexis Barge, Vincent Moureau, Guillaume Balarac, Ghislain Lartigue, Abdellah Hadjadj
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081013.
Paper No: TURBO-22-1265
https://doi.org/10.1115/1.4062245
Published Online: May 22, 2023
View Article titled, Roughness-Resolved Large-Eddy Simulation of Additive Manufacturing-Like Channel Flows
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Topics: Surface roughness, Reynolds number, Turbulence, Large eddy simulation, Temperature, Heat transfer
Journal Articles

Validation of an Analytical Model for the Acoustic Impedance Eduction of Multicavity Resonant Liners by a High-Fidelity Large Eddy Simulation Approach

Simone Giaccherini, Lorenzo Pinelli, Michele Marconcini, Roberto Pacciani, Andrea Arnone
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081002.
Paper No: TURBO-22-1270
https://doi.org/10.1115/1.4056984
Published Online: April 3, 2023
View Article titled, Validation of an Analytical Model for the Acoustic Impedance Eduction of Multicavity Resonant Liners by a High-Fidelity Large Eddy Simulation Approach
Open the PDF for Validation of an Analytical Model for the Acoustic Impedance Eduction of Multicavity Resonant Liners by a High-Fidelity Large Eddy Simulation Approach in another window
Topics: Acoustics, Cavities, Flow (Dynamics), Large eddy simulation, Resonance, Simulation, Excitation, Noise (Sound), Impedance (Electricity)
Journal Articles

Assessment of Computational Fluid Dynamic Modeling of Multi-Jet Impingement Cooling and Validation With the Experiments

Sadiya Tabassum, Michael Hilfer, Robin G. Brakmann, Christian Morsbach, Christian Willert, Marcel Matha, Michael Schroll
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071005.
Paper No: TURBO-22-1332
https://doi.org/10.1115/1.4056715
Published Online: February 10, 2023
View Article titled, Assessment of Computational Fluid Dynamic Modeling of Multi-Jet Impingement Cooling and Validation With the Experiments
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Topics: Computational fluid dynamics, Engineering simulation, Flow (Dynamics), Heat transfer, Impingement cooling, Jets, Modeling, Reynolds-averaged Navier–Stokes equations, Simulation, Turbulence
Journal Articles

Correlated Pressure–Velocity Instability in a Transonic High-Pressure Turbine Blade

Matteo Dellacasagrande, Davide Lengani, Ettore Bertolini, Wolfgang Sanz
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2023, 145(4): 041015.
Paper No: TURBO-22-1281
https://doi.org/10.1115/1.4055971
Published Online: November 7, 2022
View Article titled, Correlated Pressure–Velocity Instability in a Transonic High-Pressure Turbine Blade
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Topics: Boundary layers, Pressure, Fluctuations (Physics), Blades, Flow (Dynamics), Large eddy simulation, Suction, Turbulence, Principal component analysis
Journal Articles

Very Large Eddy Simulation of Aero-Thermal Performance in Squealer Tip Gap

Xin Yan
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2022, 144(6): 061003.
Paper No: TURBO-20-1378
https://doi.org/10.1115/1.4053173
Published Online: January 28, 2022
View Article titled, Very Large Eddy Simulation of Aero-Thermal Performance in Squealer Tip Gap
Open the PDF for Very Large Eddy Simulation of Aero-Thermal Performance in Squealer Tip Gap in another window
Topics: Blades, Cavities, Clearances (Engineering), Flow (Dynamics), Heat transfer, Heat transfer coefficients, Large eddy simulation, Leakage, Pressure, Suction
Journal Articles

A Comparison of Volume of Fluid and Euler–Euler Approaches in Computational Fluid Dynamics Modeling of Two-Phase Flows With a Sharp Interface

Luc Bertolotti, Richard Jefferson Loveday, Stephen Ambrose, Evgenia Korsukova
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2021, 143(12): 121005.
Paper No: TURBO-20-1253
https://doi.org/10.1115/1.4051554
Published Online: July 5, 2021
View Article titled, A Comparison of Volume of Fluid and Euler–Euler Approaches in Computational Fluid Dynamics Modeling of Two-Phase Flows With a Sharp Interface
Open the PDF for A Comparison of Volume of Fluid and Euler–Euler Approaches in Computational Fluid Dynamics Modeling of Two-Phase Flows With a Sharp Interface in another window
Topics: Aircraft engines, Bearings, Computational fluid dynamics, Flow (Dynamics), Fluids, Large eddy simulation, Modeling, Turbulence, Two-phase flow, Simulation