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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

Resolvent Analysis for Subsonic Compressor With Impedance Boundary Condition Casing Treatment

Dakun Sun, Jiahao Hu, Ruize Xu, Jia Li, Xu Dong, Dengke Xu, Xiaofeng Sun
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2025, 147(1): 011006.
Paper No: TURBO-24-1036
https://doi.org/10.1115/1.4066148
Published Online: September 3, 2024
View Article titled, Resolvent Analysis for Subsonic Compressor With Impedance Boundary Condition Casing Treatment
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Topics: Boundary-value problems, Compressors, Optimization, Stall inception, Pressure, Rotors, Design, Flow (Dynamics), Blades
Journal Articles

Optimized Casing Treatment to Improve Stall Margin under Circumferential Pressure Distortion in a High-Speed Axial Flow Fan

Accepted Manuscript
Yihan Li, Juan Du, Jichao Li, Yang Liu, Dun Ba, Min Zhang, Hongwu Zhang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1245
https://doi.org/10.1115/1.4064695
Published Online: February 7, 2024
View Article titled, Optimized Casing Treatment to Improve Stall Margin under Circumferential Pressure Distortion in a High-Speed Axial Flow Fan
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Topics: Axial flow, Pressure, Surges, Turbochargers, Shock waves, Blades, Design, Inflow, Boundary-value problems, Composite materials
Journal Articles

Transient Tip Clearance Prediction Model Considering Transient Radial Temperature Distribution of Discs in a Gas Turbine Engine

Jie Wei, Heli Yang, Pengbo Zheng, Baotong Wang, Xinqian Zheng
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2024, 146(4): 041012.
Paper No: TURBO-23-1264
https://doi.org/10.1115/1.4064222
Published Online: December 21, 2023
View Article titled, Transient Tip Clearance Prediction Model Considering Transient Radial Temperature Distribution of Discs in a Gas Turbine Engine
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Topics: Blades, Clearances (Engineering), Deformation, Disks, Temperature, Transients (Dynamics), Heat transfer, Thermal deformation, Gas turbines, Temperature distribution
Journal Articles

Fundamentals of Scaling of Overall Cooling Effectiveness With Temperature Ratio

James Cartlidge, Thomas Povey
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2024, 146(1): 011008.
Paper No: TURBO-23-1012
https://doi.org/10.1115/1.4063730
Published Online: October 31, 2023
View Article titled, Fundamentals of Scaling of Overall Cooling Effectiveness With Temperature Ratio
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Topics: Cooling, Temperature, Boundary-value problems, Heat transfer coefficients, Coolants, Flow (Dynamics), Cooling systems
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
Publisher: ASME
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

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

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

Effects of Upstream Wakes on the Boundary Layer Over a Low-Pressure Turbine Blade

Luca De Vincentiis, Kristina Ðurović, Davide Lengani, Daniele Simoni, Jan Pralits, Dan S. Henningson, Ardeshir Hanifi
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051011.
Paper No: TURBO-22-1239
https://doi.org/10.1115/1.4056108
Published Online: November 25, 2022
View Article titled, Effects of Upstream Wakes on the Boundary Layer Over a Low-Pressure Turbine Blade
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Topics: Blades, Boundary layers, Cylinders, Flow (Dynamics), Pressure, Suction, Turbine blades, Turbulence, Wakes, Boundary-value problems
Journal Articles

An Approximate Time Domain Nonlinear Harmonic Method for Analyzing Unsteady Flows With Multiple Fundamental Modes

Dingxi Wang, Sen Zhang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2022, 144(12): 121002.
Paper No: TURBO-22-1130
https://doi.org/10.1115/1.4055266
Published Online: September 15, 2022
View Article titled, An Approximate Time Domain Nonlinear Harmonic Method for Analyzing Unsteady Flows With Multiple Fundamental Modes
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Topics: Blades, Fourier transforms, Turbomachinery, Unsteady flow, Flow (Dynamics), Boundary-value problems
Journal Articles

Numerical Investigation of Unsteady Combustor Turbine Interaction for Flexible Power Generation

Federico Lo Presti, Marwick Sembritzky, Benjamin Winhart, Pascal Post, Francesca di Mare, Alexander Wiedermann, Johannes Greving, Robert Krewinkel
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2022, 144(2): 021003.
Paper No: TURBO-21-1146
https://doi.org/10.1115/1.4052137
Published Online: September 27, 2021
View Article titled, Numerical Investigation of Unsteady Combustor Turbine Interaction for Flexible Power Generation
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Topics: Boundary-value problems, Combustion chambers, Temperature, Turbines, Flow (Dynamics), Simulation, Fluctuations (Physics), Stress
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
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Topics: Computational fluid dynamics, Cooling, Cooling systems, Engineering simulation, Geometry, Heat transfer coefficients, Simulation, Thermal resistance, Coolants, Flow (Dynamics)
Journal Articles

The Effect of Wall Thermal Boundary Condition on Natural Convective Shutdown Cooling in a Gas Turbine

Daniel D. Fahy, Peter Ireland
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2021, 143(11): 111011.
Paper No: TURBO-21-1026
https://doi.org/10.1115/1.4051272
Published Online: June 22, 2021
View Article titled, The Effect of Wall Thermal Boundary Condition on Natural Convective Shutdown Cooling in a Gas Turbine
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Topics: Annulus, Cooling, Cylinders, Flow (Dynamics), Gas turbines, Heat flux, Heat transfer, Probes, Temperature, Thermal boundary layers
Journal Articles

Quantitative Evaluation and Optimization of Feeding-Back Previous Cycles Information for Computational Fluid Dynamics Periodic Convergence

Jesus Contreras, Javier Crespo
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2021, 143(10): 101008.
Paper No: TURBO-20-1374
https://doi.org/10.1115/1.4050756
Published Online: May 17, 2021
View Article titled, Quantitative Evaluation and Optimization of Feeding-Back Previous Cycles Information for Computational Fluid Dynamics Periodic Convergence
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Topics: Boundary-value problems, Cycles, Optimization, Simulation, Computational fluid dynamics, Stators, Computation, Blades
Journal Articles

Unsteady Steam Turbine Optimization Using High-Fidelity Computational Fluid Dynamics

Vahid Iranidokht, Ilias Papagiannis, Anestis I. Kalfas, Reza S. Abhari, Shigeki Senoo, Kazuhiro Momma
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2021, 143(9): 091006.
Paper No: TURBO-20-1367
https://doi.org/10.1115/1.4050441
Published Online: May 5, 2021
View Article titled, Unsteady Steam Turbine Optimization Using High-Fidelity Computational Fluid Dynamics
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Topics: Computational fluid dynamics, Flow (Dynamics), Geometry, Optimization, Pressure, Rotors, Steam turbines, Blades, Cavities, Turbines
Journal Articles

Fully Coupled Large Eddy Simulation-Conjugate Heat Transfer Analysis of a Ribbed Cooling Passage Using the Immersed Boundary Method

Tae Kyung Oh, Danesh K. Tafti, Krishnamurthy Nagendra
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2021, 143(4): 041012.
Paper No: TURBO-19-1279
https://doi.org/10.1115/1.4050111
Published Online: March 24, 2021
View Article titled, Fully Coupled Large Eddy Simulation-Conjugate Heat Transfer Analysis of a Ribbed Cooling Passage Using the Immersed Boundary Method
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Topics: Cooling, Heat transfer, Simulation, Temperature, Ducts, Turbulence, Fluids, Boundary-value problems, Flow (Dynamics)
Journal Articles

Scalable Heat Transfer Characterization on Film Cooled Geometries Based on Discrete Green’s Functions

Jorge Saavedra, Venkat Athmanathan, Guillermo Paniagua, Terrence Meyer, Doug Straub, James Black, Sridharan Ramesh
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2021, 143(2): 021005.
Paper No: TURBO-20-1226
https://doi.org/10.1115/1.4049613
Published Online: February 1, 2021
View Article titled, Scalable Heat Transfer Characterization on Film Cooled Geometries Based on Discrete Green’s Functions
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Topics: Flat plates, Heat flux, Heat transfer, Temperature, Wall temperature, Flow (Dynamics), Errors, Heat, Boundary-value problems, Simulation
Journal Articles

Effect of Blade Row Interaction on Rotor Film Cooling

J. Brind, G. Pullan
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2020, 142(9): 091011.
Paper No: TURBO-20-1060
https://doi.org/10.1115/1.4047617
Published Online: August 25, 2020
View Article titled, Effect of Blade Row Interaction on Rotor Film Cooling
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Topics: Blades, Boundary-value problems, Coolants, Cooling, Film cooling, Momentum, Pressure, Rotors, Turbines, Wakes
Journal Articles

Experimental and Numerical Analysis of Additively Manufactured Inconel 718 Coupons With Lattice Structure

Sarwesh Parbat, Zheng Min, Li Yang, Minking Chyu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2020, 142(6): 061004.
Paper No: TURBO-19-1305
https://doi.org/10.1115/1.4046527
Published Online: May 12, 2020
View Article titled, Experimental and Numerical Analysis of Additively Manufactured Inconel 718 Coupons With Lattice Structure
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Topics: Additive manufacturing, Coolants, Flow (Dynamics), Heat transfer, Numerical analysis, Pressure drop, Wall temperature, Vortices, Cooling, Steady state
Journal Articles

Analysis of the Thermomechanical Stresses in Double-Wall Effusion Cooled Systems

Elsiddig Elmukashfi, Alexander V. Murray, Peter T. Ireland, Alan C. F. Cocks
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2020, 142(5): 051002.
Paper No: TURBO-19-1181
https://doi.org/10.1115/1.4046268
Published Online: April 8, 2020
View Article titled, Analysis of the Thermomechanical Stresses in Double-Wall Effusion Cooled Systems
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Topics: Heat transfer coefficients, Skin, Stress, Temperature, Reynolds number, Thermomechanics, Cooling systems, Approximation, Boundary-value problems, Computational fluid dynamics