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Journal Articles

Sensitivity of Laidback Fan-Shaped Hole Discharge Coefficient Under Internal Coolant Crossflow Conditions

Liu Haoyang, Du Qiang, Xu Qingzong, Xu Guangyao, Li Hongye, Chen Dawei
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach. November 2023, 145(11): 111007.
Paper No: TURBO-23-1013
https://doi.org/10.1115/1.4063366
Published Online: October 4, 2023
View Article titled, Sensitivity of Laidback Fan-Shaped Hole Discharge Coefficient Under Internal Coolant Crossflow Conditions
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Topics: Coolants, Discharge coefficient, Pressure, Flow (Dynamics), Reynolds number
Journal Articles

Fluid–Thermal–Structural Analysis of Partial Admission Axial Impulse Turbines With Liquid Jet Impingement Cooling

Hanwei Wang, Kai Luo, Ruoyang Zhi, Kan Qin
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach. November 2023, 145(11): 111011.
Paper No: TURBO-23-1039
https://doi.org/10.1115/1.4063410
Published Online: October 4, 2023
View Article titled, Fluid–Thermal–Structural Analysis of Partial Admission Axial Impulse Turbines With Liquid Jet Impingement Cooling
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Topics: Blades, Cooling, Fluids, Nozzles, Temperature, Turbines, Water, Flow (Dynamics), Stress, Impingement cooling
Journal Articles

VALIDATION OF FILTERED RAYLEIGH SCATTERING OPTICAL RAKE MEASUREMENT TECHNIQUES IN TURBOMACHINERY APPLICATIONS AND BOUNDARY LAYERS

Accepted Manuscript
Sean Powers, Gwibo Byun, K. Todd Lowe
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach.
Paper No: TURBO-23-1196
https://doi.org/10.1115/1.4063562
Published Online: September 28, 2023
View Article titled, VALIDATION OF FILTERED RAYLEIGH SCATTERING OPTICAL RAKE MEASUREMENT TECHNIQUES IN TURBOMACHINERY APPLICATIONS AND BOUNDARY LAYERS
Open the PDF for VALIDATION OF FILTERED RAYLEIGH SCATTERING OPTICAL RAKE MEASUREMENT TECHNIQUES IN TURBOMACHINERY APPLICATIONS AND BOUNDARY LAYERS in another window
Topics: Boundary layers, Computational fluid dynamics, Rayleigh scattering, Turbochargers, Turbomachinery, Lasers, Probes, Density, Errors, Flow (Dynamics)
Journal Articles

Direct Numerical Simulation of a High-Pressure Turbine Stage: Unsteady Boundary Layer Transition and the Resulting Flow Structures

Accepted Manuscript
Taiyang Wang, Yaomin Zhao, John Leggett, Richard Sandberg
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach.
Paper No: TURBO-23-1160
https://doi.org/10.1115/1.4063510
Published Online: September 27, 2023
View Article titled, Direct Numerical Simulation of a High-Pressure Turbine Stage: Unsteady Boundary Layer Transition and the Resulting Flow Structures
Open the PDF for Direct Numerical Simulation of a High-Pressure Turbine Stage: Unsteady Boundary Layer Transition and the Resulting Flow Structures in another window
Topics: Boundary layers, Computer simulation, Flow (Dynamics), High pressure (Physics), Turbines, Turbochargers
Journal Articles

A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 3: Secondary Flow Effects

Accepted Manuscript
Christian Morsbach, Michael Bergmann, Adem Tosun, Bjoern F. Klose, Patrick Bechlars, Edmund Kuegeler
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach.
Paper No: TURBO-23-1165
https://doi.org/10.1115/1.4063511
Published Online: September 27, 2023
View Article titled, A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 3: 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 3: Secondary Flow Effects in another window
Topics: Flow (Dynamics), Large eddy simulation, Turbochargers, Turbomachinery, Computational fluid dynamics, Inflow, Wakes, Boundary layers, Compressors, Design
Journal Articles

EXPERIMENTAL VALIDATION OF A SEAL FLUTTER MODEL

Accepted Manuscript
Roque Corral, Michele Greco
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach.
Paper No: TURBO-23-1174
https://doi.org/10.1115/1.4063514
Published Online: September 27, 2023
View Article titled, EXPERIMENTAL VALIDATION OF A SEAL FLUTTER MODEL
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Topics: Cavities, Flutter (Aerodynamics), Seals, Turbochargers, Computational fluid dynamics, Engineering simulation, Pressure, Simulation, Centrifugal force, Clearances (Engineering)
Journal Articles

PRESSURE CHARACTERISTIC ROLLOVER OF A TRANSONIC CENTRIFUGAL IMPELLER

Accepted Manuscript
Teng Cao, Yoshihiro Hayashi, Isao Tomita
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach.
Paper No: TURBO-23-1175
https://doi.org/10.1115/1.4063517
Published Online: September 27, 2023
View Article titled, PRESSURE CHARACTERISTIC ROLLOVER OF A TRANSONIC CENTRIFUGAL IMPELLER
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Topics: Compressors, Impellers, Pressure, Turbochargers, Flow (Dynamics), Density, Blades, Mach number, Stability, Compressibility
Journal Articles

QUANTIFYING PART-TO-PART FLOW VARIATIONS AND COOLING EFFECTIVENESS IN ENGINE-RUN BLADES

Accepted Manuscript
Kelsey McCormack, Nicholas L. Gailey, Reid A. Berdanier, Michael Barringer, Karen A. Thole
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach.
Paper No: TURBO-23-1209
https://doi.org/10.1115/1.4063518
Published Online: September 27, 2023
View Article titled, QUANTIFYING PART-TO-PART FLOW VARIATIONS AND COOLING EFFECTIVENESS IN ENGINE-RUN BLADES
Open the PDF for QUANTIFYING PART-TO-PART FLOW VARIATIONS AND COOLING EFFECTIVENESS IN ENGINE-RUN BLADES in another window
Topics: Blades, Cooling, Engines, Film cooling, Flow (Dynamics), Gas turbines, Turbine blades, Turbochargers, Temperature, Heat transfer
Journal Articles

Axial Ventilation and Blade Row Effects on Transient Natural Convective Shutdown Cooling in a Gas Turbine

Daniel D. Fahy, Peter Ireland
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach. November 2023, 145(11): 111003.
Paper No: TURBO-22-1267
https://doi.org/10.1115/1.4063246
Published Online: September 14, 2023
View Article titled, Axial Ventilation and Blade Row Effects on Transient Natural Convective Shutdown Cooling in a Gas Turbine
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Topics: Annulus, Blades, Cooling, Cylinders, Gas turbines, Heat flux, Temperature, Transients (Dynamics), Ventilation, Computational fluid dynamics
Journal Articles

Characterizing Shrouded Stator Cavity Flow on the Performance of a Single-Stage Axial Transonic Compressor

Runzhu Shao, Xiao He, Mingmin Zhu, Fabian Klausmann, Jinfang Teng
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach. November 2023, 145(11): 111004.
Paper No: TURBO-23-1147
https://doi.org/10.1115/1.4063296
Published Online: September 14, 2023
View Article titled, Characterizing Shrouded Stator Cavity Flow on the Performance of a Single-Stage Axial Transonic Compressor
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Topics: Cavities, Compressors, Flow (Dynamics), Leakage, Leakage flows, Pressure, Stators, Cavity flows, Computer simulation
Journal Articles

HIGH-DIMENSIONAL UNCERTAINTY QUANTIFICATION OF HIGH-PRESSURE TURBINE VANE BASED ON MULTI-FIDELITY DEEP NEURAL NETWORKS

Accepted Manuscript
Zhihui Li, Francesco Montomoli, Nicola Casari, Michele Pinelli
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach.
Paper No: TURBO-23-1153
https://doi.org/10.1115/1.4063391
Published Online: September 11, 2023
View Article titled, HIGH-DIMENSIONAL UNCERTAINTY QUANTIFICATION OF HIGH-PRESSURE TURBINE VANE BASED ON MULTI-FIDELITY DEEP NEURAL NETWORKS
Open the PDF for HIGH-DIMENSIONAL UNCERTAINTY QUANTIFICATION OF HIGH-PRESSURE TURBINE VANE BASED ON MULTI-FIDELITY DEEP NEURAL NETWORKS in another window
Topics: Artificial neural networks, Design, Gas turbines, High pressure (Physics), Turbines, Turbochargers, Uncertainty quantification, Flow (Dynamics), Uncertainty, Compressors
Journal Articles

Effect of Upstream Leakage Flow on Film Cooling Characteristic of a Turbine Convex Endwall

Jie Zhang, Cunliang Liu, Xiying Niu, Weijiang Xu, Li Zhang, Xuyang Liu
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. November 2023, 145(11): 111002.
Paper No: TURBO-23-1030
https://doi.org/10.1115/1.4063188
Published Online: August 29, 2023
View Article titled, Effect of Upstream Leakage Flow on Film Cooling Characteristic of a Turbine Convex Endwall
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Topics: Coolants, Cooling, Density, Film cooling, Flow (Dynamics), Leakage, Leakage flows, Pressure, Turbines
Journal Articles

Using Data Assimilation to Improve Turbulence Modeling for Inclined Jets in Crossflow

Xu Zhang, Kechen Wang, Wenwu Zhou, Chuangxin He, Yingzheng Liu
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2023, 145(10): 101008.
Paper No: TURBO-22-1275
https://doi.org/10.1115/1.4063047
Published Online: August 16, 2023
View Article titled, Using Data Assimilation to Improve Turbulence Modeling for Inclined Jets in Crossflow
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Topics: Cylinders, Flow (Dynamics), Flow separation, Modeling, Reynolds-averaged Navier–Stokes equations, Simulation, Turbulence, Computational fluid dynamics, Kalman filters, Viscosity
Journal Articles

Effects of Ribbed Surfaces on Profile Losses of Low-Pressure Turbine Blades

M. Dellacasagrande, D. Lengani, D. Simoni, M. Ubaldi, F. Bertini
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2023, 145(10): 101009.
Paper No: TURBO-22-1292
https://doi.org/10.1115/1.4063049
Published Online: August 16, 2023
View Article titled, Effects of Ribbed Surfaces on Profile Losses of Low-Pressure Turbine Blades
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Topics: Blades, Boundary layers, Cascades (Fluid dynamics), Flat plates, Geometry, Pressure, Reynolds number, Suction, Turbines, Turbulence
Journal Articles

Film Cooling on Turbine Vane Endwalls With Different Inlet Cooling Configurations: Experimental and Computational Results

Xing Yang, Qiang Zhao, Hang Wu, Zhenping Feng
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2023, 145(10): 101010.
Paper No: TURBO-22-1361
https://doi.org/10.1115/1.4063050
Published Online: August 16, 2023
View Article titled, Film Cooling on Turbine Vane Endwalls With Different Inlet Cooling Configurations: Experimental and Computational Results
Open the PDF for Film Cooling on Turbine Vane Endwalls With Different Inlet Cooling Configurations: Experimental and Computational Results in another window
Topics: Computational fluid dynamics, Coolants, Cooling, Film cooling, Flow (Dynamics), Turbines, Pressure
Journal Articles

On the Over-Prediction of Centrifugal Compressor Pressure Ratio in the High Impeller Tip Mach Number Regime

Bing Qiao, Xiao He, Mehdi Vahdati, Yaping Ju, Chuhua Zhang
Journal: Journal of Turbomachinery
Article Type: Technical Briefs
J. Turbomach. October 2023, 145(10): 104502.
Paper No: TURBO-23-1043
https://doi.org/10.1115/1.4063099
Published Online: August 16, 2023
View Article titled, On the Over-Prediction of Centrifugal Compressor Pressure Ratio in the High Impeller Tip Mach Number Regime
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Topics: Cavities, Compressors, Flow (Dynamics), Impellers, Mach number, Pressure, Turbulence, Design, NASA, Boundary-value problems
Journal Articles

Excitation of a Separated Flow by a Series of Protuberances Near the Leading Edge of a Model Aerofoil

Pradeep Singh, S. Sarkar
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. November 2023, 145(11): 111001.
Paper No: TURBO-23-1047
https://doi.org/10.1115/1.4063048
Published Online: August 16, 2023
View Article titled, Excitation of a Separated Flow by a Series of Protuberances Near the Leading Edge of a Model Aerofoil
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Topics: Airfoils, Bubbles, Excitation, Flow (Dynamics), Separation (Technology), Shear (Mechanics), Turbulence, Fluctuations (Physics), Boundary layers
Journal Articles

Turbine Vane Passage Cooling Experiments With a Close-Coupled Combustor-Turbine Interface Geometry—Part I: Describing the Flow

Kedar P. Nawathe, Aaditya R. Nath, Yong W. Kim, Terrence W. Simon
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2023, 145(10): 101005.
Paper No: TURBO-22-1251
https://doi.org/10.1115/1.4056439
Published Online: August 2, 2023
View Article titled, Turbine Vane Passage Cooling Experiments With a Close-Coupled Combustor-Turbine Interface Geometry—Part I: Describing the Flow
Open the PDF for Turbine Vane Passage Cooling Experiments With a Close-Coupled Combustor-Turbine Interface Geometry—Part I: Describing the Flow in another window
Topics: Combustion chambers, Coolants, Cooling, Flow (Dynamics), Turbines, Vortices, Vorticity, Engines, Geometry
Journal Articles

Turbine Vane Passage Cooling Experiments With a Close-Coupled Combustor–Turbine Interface Geometry Part II: Describing the Coolant Coverage

Kedar P. Nawathe, Aaditya R. Nath, Yong W. Kim, Terrence W. Simon
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2023, 145(10): 101006.
Paper No: TURBO-22-1252
https://doi.org/10.1115/1.4062802
Published Online: August 2, 2023
View Article titled, Turbine Vane Passage Cooling Experiments With a Close-Coupled Combustor–Turbine Interface Geometry Part II: Describing the Coolant Coverage
Open the PDF for Turbine Vane Passage Cooling Experiments With a Close-Coupled Combustor–Turbine Interface Geometry Part II: Describing the Coolant Coverage in another window
Topics: Combustion chambers, Coolants, Cooling, Flow (Dynamics), Geometry, Phantom cooling, Pressure, Suction, Turbines, Vortices
Journal Articles

Body Force Modeling of the Fan Stage of a Windmilling Turbofan

Massyl Lagha, Guillaume Dufour
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach. October 2023, 145(10): 101003.
Paper No: TURBO-21-1086
https://doi.org/10.1115/1.4062837
Published Online: July 28, 2023
View Article titled, Body Force Modeling of the Fan Stage of a Windmilling Turbofan
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Topics: Blades, Computational fluid dynamics, Engines, Flow (Dynamics), Modeling, Pressure, Rotors, Simulation, Stators, Turbofans