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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
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Topics: Artificial neural networks, Design, Gas turbines, High pressure (Physics), Turbines, Turbochargers, Uncertainty quantification, Flow (Dynamics), Uncertainty, Compressors
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
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

Using Machine Learning for Loss Prediction in a Hybrid Meanline Modeling Method to Deliver Improved Radial Turbine Performance Prediction

Pangbo Ren, Charles Stuart, Stephen Spence, Ryosuke Inomata, Takayuki Kobayashi, Isao Morita
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071013.
Paper No: TURBO-22-1300
https://doi.org/10.1115/1.4056777
Published Online: February 10, 2023
View Article titled, Using Machine Learning for Loss Prediction in a Hybrid Meanline Modeling Method to Deliver Improved Radial Turbine Performance Prediction
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Topics: Computational fluid dynamics, Flow (Dynamics), Geometry, Machine learning, Modeling, Rotors, Turbines, Nozzles, Turbochargers, Artificial neural networks
Journal Articles

Assessment of Low Engine Order Excitation of a Contaminated Turbocharger Radial Turbine Stage Using a Nozzle Ring Only Computational Model

Michaela R. Beierl, Damian M. Vogt, Magnus Fischer, Tobias R. Müller, Kwok Kai So
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. January 2023, 145(1): 011011.
Paper No: TURBO-22-1158
https://doi.org/10.1115/1.4055499
Published Online: October 7, 2022
View Article titled, Assessment of Low Engine Order Excitation of a Contaminated Turbocharger Radial Turbine Stage Using a Nozzle Ring Only Computational Model
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Topics: Blades, Excitation, Nozzles, Turbines, Engines, Rotors, Computational fluid dynamics, Simulation, Turbochargers, Contamination
Journal Articles

Fan Stability Enhancement With Partial Casing Treatments

Matthew K. Oldfield, Alejandro Castillo Pardo, Cesare A. Hall
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. December 2022, 144(12): 121010.
Paper No: TURBO-22-1168
https://doi.org/10.1115/1.4055386
Published Online: September 19, 2022
View Article titled, Fan Stability Enhancement With Partial Casing Treatments
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Topics: Annulus, Design, Flow (Dynamics), Inflow, Pressure, Rotors, Stability, Stall inception, Compressors, Probes
Journal Articles

Impact of Exit Duct Dynamic Response on Compressor Stability

Wenqiang Zhang, Mehdi Vahdati, Fanzhou Zhao
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. November 2020, 142(11): 111006.
Paper No: TURBO-19-1212
https://doi.org/10.1115/1.4048153
Published Online: October 15, 2020
View Article titled, Impact of Exit Duct Dynamic Response on Compressor Stability
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Topics: Compressors, Ducts, Flow (Dynamics), Nozzles, Pressure, Reflection, Waves, Stability, Geometry
Journal Articles

Influence of Excitation Frequency, Phase Shift, and Duty Cycle on Cooling Ratio in a Dynamically Forced Impingement Jet Array

Arne Berthold, Frank Haucke
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2020, 142(5): 051001.
Paper No: TURBO-20-1018
https://doi.org/10.1115/1.4046616
Published Online: March 30, 2020
View Article titled, Influence of Excitation Frequency, Phase Shift, and Duty Cycle on Cooling Ratio in a Dynamically Forced Impingement Jet Array
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Topics: Cooling, Cycles, Excitation, Nozzles, Phase shift, Reynolds number
Journal Articles

Stall and Recovery Process of a Transonic Fan With and Without Inlet Distortion

Wenqiang Zhang, Mehdi Vahdati
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. January 2020, 142(1): 011003.
Paper No: TURBO-19-1119
https://doi.org/10.1115/1.4045552
Published Online: December 14, 2019
View Article titled, Stall and Recovery Process of a Transonic Fan With and Without Inlet Distortion
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Topics: Flow (Dynamics), Nozzles, Rotors, Blades, Pressure, Simulation, Computational fluid dynamics, Compressors, Inflow
Journal Articles

Experimental and Numerical Investigation on the Shock Wave Structure Alterations and Available Energy Loss Variations With a Grooved Nozzle Vane

Ben Zhao, Mingxu Qi, Harold Sun, Xin Shi, Chaochen Ma
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. May 2019, 141(5): 051001.
Paper No: TURBO-18-1065
https://doi.org/10.1115/1.4041819
Published Online: January 21, 2019
View Article titled, Experimental and Numerical Investigation on the Shock Wave Structure Alterations and Available Energy Loss Variations With a Grooved Nozzle Vane
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Topics: Nozzles, Shock waves, Turbines, Flow (Dynamics), Pressure, Mach number
Journal Articles

Incidence Effect on the Aero-Thermal Performance of a Film Cooled Nozzle Vane Cascade

H. Abdeh, G. Barigozzi, A. Perdichizzi, M. Henze, J. Krueckels
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. May 2019, 141(5): 051005.
Paper No: TURBO-18-1255
https://doi.org/10.1115/1.4041923
Published Online: January 21, 2019
View Article titled, Incidence Effect on the Aero-Thermal Performance of a Film Cooled Nozzle Vane Cascade
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Topics: Cascades (Fluid dynamics), Flow (Dynamics), Nozzles, Stress, Film cooling, Coolants
Journal Articles

A Parametric Study of the Effects of Inlet Distortion on Fan Aerodynamic Stability

Wenqiang Zhang, Mehdi Vahdati
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. January 2019, 141(1): 011011.
Paper No: TURBO-18-1212
https://doi.org/10.1115/1.4041376
Published Online: November 29, 2018
View Article titled, A Parametric Study of the Effects of Inlet Distortion on Fan Aerodynamic Stability
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Topics: Blades, Ducts, Flow (Dynamics), Nozzles, Rotors, Stability, Pressure
Journal Articles

Conjugate Heat Transfer Methodology for Thermal Design and Verification of Gas Turbine Cooled Components

Lorenzo Winchler, Antonio Andreini, Bruno Facchini, Luca Andrei, Alessio Bonini, Luca Innocenti
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. December 2018, 140(12): 121001.
Paper No: TURBO-18-1161
https://doi.org/10.1115/1.4041061
Published Online: October 15, 2018
View Article titled, Conjugate Heat Transfer Methodology for Thermal Design and Verification of Gas Turbine Cooled Components
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Topics: Blades, Computational fluid dynamics, Coolants, Cooling, Design, Film cooling, Finite element methods, Flow (Dynamics), Gas turbines, Heat transfer
Journal Articles

Design and Analysis of a Novel Split Sliding Variable Nozzle for Turbocharger Turbine

Liangjun Hu, Harold Sun, James Yi, Eric Curtis, Jizhong Zhang
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. May 2018, 140(5): 051006.
Paper No: TURBO-17-1205
https://doi.org/10.1115/1.4038878
Published Online: April 6, 2018
View Article titled, Design and Analysis of a Novel Split Sliding Variable Nozzle for Turbocharger Turbine
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Topics: Design, Flow (Dynamics), Nozzles, Turbines, Computational fluid dynamics, Clearances (Engineering), Rotors, Leakage flows, Turbochargers
Journal Articles

Influence of Acoustic Blockage on Flutter Instability in a Transonic Nozzle

Quentin Rendu, Yannick Rozenberg, Stéphane Aubert, Pascal Ferrand
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. February 2018, 140(2): 021004.
Paper No: TURBO-17-1044
https://doi.org/10.1115/1.4038279
Published Online: November 21, 2017
View Article titled, Influence of Acoustic Blockage on Flutter Instability in a Transonic Nozzle
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Topics: Acoustics, Computation, Pressure, Waves, Flutter (Aerodynamics), Damping, Phase shift, Flow (Dynamics), Shock waves, Nozzles
Journal Articles

Investigation on the Shock Control Using Grooved Surface in a Linear Turbine Nozzle

Xinguo Lei, Mingxu Qi, Harold Sun, Liangjun Hu
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. December 2017, 139(12): 121008.
Paper No: TURBO-17-1122
https://doi.org/10.1115/1.4037860
Published Online: October 3, 2017
View Article titled, Investigation on the Shock Control Using Grooved Surface in a Linear Turbine Nozzle
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Topics: Nozzles, Shock waves, Turbines, Pressure
Journal Articles

Aerothermal Performance of a Nozzle Vane Cascade With a Generic Nonuniform Inlet Flow Condition—Part II: Influence of Purge and Film Cooling Injection

G. Barigozzi, H. Abdeh, A. Perdichizzi, M. Henze, J. Krueckels
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. October 2017, 139(10): 101004.
Paper No: TURBO-16-1221
https://doi.org/10.1115/1.4036437
Published Online: May 9, 2017
View Article titled, Aerothermal Performance of a Nozzle Vane Cascade With a Generic Nonuniform Inlet Flow Condition—Part II: Influence of Purge and Film Cooling Injection
Open the PDF for Aerothermal Performance of a Nozzle Vane Cascade With a Generic Nonuniform Inlet Flow Condition—Part II: Influence of Purge and Film Cooling Injection in another window
Topics: Cascades (Fluid dynamics), Cooling, Film cooling, Flow (Dynamics), Nozzles, Coolants, Combustion chambers
Journal Articles

Predictive Large Eddy Simulation for Jet Aeroacoustics–Current Approach and Industrial Application

James Tyacke, Iftekhar Naqavi, Zhong-Nan Wang, Paul Tucker, Peer Boehning
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. August 2017, 139(8): 081003.
Paper No: TURBO-16-1234
https://doi.org/10.1115/1.4035662
Published Online: March 15, 2017
View Article titled, Predictive Large Eddy Simulation for Jet Aeroacoustics–Current Approach and Industrial Application
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Topics: Acoustics, Flow (Dynamics), Jets, Noise (Sound), Nozzles, Reynolds-averaged Navier–Stokes equations, Turbulence, Shear (Mechanics), Resolution (Optics), Engines
Journal Articles

Aerothermal Performance of a Nozzle Vane Cascade With a Generic Nonuniform Inlet Flow Condition—Part I: Influence of Nonuniformity Location

A. Perdichizzi, H. Abdeh, G. Barigozzi, M. Henze, J. Krueckels
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. March 2017, 139(3): 031002.
Paper No: TURBO-16-1230
https://doi.org/10.1115/1.4034816
Published Online: November 8, 2016
View Article titled, Aerothermal Performance of a Nozzle Vane Cascade With a Generic Nonuniform Inlet Flow Condition—Part I: Influence of Nonuniformity Location
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Topics: Flow (Dynamics), Cascades (Fluid dynamics), Nozzles
Journal Articles

Influencing Parameters of Tip Blowing Interacting With Rotor Tip Flow

Cyril Guinet, André Inzenhofer, Volker Gümmer
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. February 2017, 139(2): 021010.
Paper No: TURBO-16-1111
https://doi.org/10.1115/1.4034699
Published Online: October 26, 2016
View Article titled, Influencing Parameters of Tip Blowing Interacting With Rotor Tip Flow
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Topics: Blades, Design, Flow (Dynamics), Nozzles, Pressure, Rotors, Compressors, Simulation
Journal Articles

Film Cooling Modeling for Gas Turbine Nozzles and Blades: Validation and Application

Luca Andrei, Luca Innocenti, Antonio Andreini, Bruno Facchini, Lorenzo Winchler
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. January 2017, 139(1): 011004.
Paper No: TURBO-16-1091
https://doi.org/10.1115/1.4034233
Published Online: September 8, 2016
View Article titled, Film Cooling Modeling for Gas Turbine Nozzles and Blades: Validation and Application
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Topics: Computational fluid dynamics, Coolants, Film cooling, Flow (Dynamics), Gas turbines, Nozzles, Shapes, Temperature, Turbulence, Modeling