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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 Articletitled, 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
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Topics: Cascades (Fluid dynamics), Flow (Dynamics), Mortar, Pressure, Simulation, Turbulence, Vortices, Large eddy simulation, Wakes, Computational fluid dynamics
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
Publisher: ASME
Article Type: Research Papers
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 Articletitled, 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

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
Publisher: ASME
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 Articletitled, 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 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 Articletitled, 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

A Fluid–Structure Interaction Tool Using a Van der Pol-Based Reduced-Order Model for Buffet and Nonsynchronous Vibrations

Richard Hollenbach, Robert Kielb, Kenneth Hall
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2023, 145(1): 011009.
Paper No: TURBO-22-1189
https://doi.org/10.1115/1.4055447
Published Online: October 7, 2022
View Articletitled, A Fluid–Structure Interaction Tool Using a Van der Pol-Based Reduced-Order Model for Buffet and Nonsynchronous Vibrations
Open the PDF for A Fluid–Structure Interaction Tool Using a Van der Pol-Based Reduced-Order Model for Buffet and Nonsynchronous Vibrations in another window
Topics: Cycles, Cylinders, Fluid structure interaction, Fluids, Locks (Waterways), Oscillations, Phase shift, Simulation, Vibration, Turbomachinery
Journal Articles

Extending a Van Der Pol-Based Reduced-Order Model for Fluid–Structure Interaction Applied to Non-Synchronous Vibrations in Turbomachinery

Richard Hollenbach, Robert Kielb, Kenneth Hall
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2022, 144(3): 031006.
Paper No: TURBO-21-1165
https://doi.org/10.1115/1.4052405
Published Online: October 4, 2021
View Articletitled, Extending a Van Der Pol-Based Reduced-Order Model for Fluid–Structure Interaction Applied to Non-Synchronous Vibrations in Turbomachinery
Open the PDF for Extending a Van Der Pol-Based Reduced-Order Model for Fluid–Structure Interaction Applied to Non-Synchronous Vibrations in Turbomachinery in another window
Topics: Cylinders, Design, Errors, Fluid structure interaction, Fluids, Locks (Waterways), Stiffness, System identification, Turbomachinery, Vibration
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 Articletitled, 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

Implicit Discontinuous Galerkin Solution on Unstructured Mesh for Turbine Blade Secondary Flow

M. Yao, L. He
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2020, 142(1): 011004.
Paper No: TURBO-18-1330
https://doi.org/10.1115/1.4045551
Published Online: December 14, 2019
View Articletitled, Implicit Discontinuous Galerkin Solution on Unstructured Mesh for Turbine Blade Secondary Flow
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Topics: Cascades (Fluid dynamics), Flow (Dynamics), Reynolds-averaged Navier–Stokes equations, Turbines, Turbulence, Cylinders, Separation (Technology), Boundary layers, Pressure, Blades
Journal Articles

Effects of Geometry, Spacing, and Number of Pin Fins in Additively Manufactured Microchannel Pin Fin Arrays

Katharine K. Ferster, Kathryn L. Kirsch, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. January 2018, 140(1): 011007.
Paper No: TURBO-17-1138
https://doi.org/10.1115/1.4038179
Published Online: October 31, 2017
View Articletitled, Effects of Geometry, Spacing, and Number of Pin Fins in Additively Manufactured Microchannel Pin Fin Arrays
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Topics: Fins, Flow (Dynamics), Friction, Geometry, Heat transfer, Pins (Engineering), Pressure, Microchannels, Reynolds number, Additive manufacturing
Journal Articles

Adaptation of Phase-Lagged Boundary Conditions to Large Eddy Simulation in Turbomachinery Configurations

Gaelle Mouret, Nicolas Gourdain, Lionel Castillon
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. April 2016, 138(4): 041003.
Paper No: TURBO-15-1222
https://doi.org/10.1115/1.4032044
Published Online: December 29, 2015
View Articletitled, Adaptation of Phase-Lagged Boundary Conditions to Large Eddy Simulation in Turbomachinery Configurations
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Topics: Boundary-value problems, Compression, Flow (Dynamics), Large eddy simulation, Signals, Simulation, Turbomachinery, Stators, Discrete wavelet transforms, Computation
Journal Articles

Flow Control Over a Circular Cylinder Using Pulsed Dielectric Barrier Discharge Actuators

William C. Schneck, III, Walter F. O'Brien
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. January 2015, 137(1): 011001.
Paper No: TURBO-14-1127
https://doi.org/10.1115/1.4028236
Published Online: August 26, 2014
View Articletitled, Flow Control Over a Circular Cylinder Using Pulsed Dielectric Barrier Discharge Actuators
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Topics: Actuators, Flow control, Wakes, Momentum, Flow (Dynamics), Probes, Reynolds number, Cylinders
Journal Articles

Direct Numerical Simulation of Stagnation Point Heat Transfer Affected by Varying Wake-Induced Turbulence

Lars Venema, Dominic von Terzi, Hans-Jörg Bauer, Wolfgang Rodi
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. February 2014, 136(2): 021008.
Paper No: TURBO-12-1246
https://doi.org/10.1115/1.4023907
Published Online: September 26, 2013
View Articletitled, Direct Numerical Simulation of Stagnation Point Heat Transfer Affected by Varying Wake-Induced Turbulence
Open the PDF for Direct Numerical Simulation of Stagnation Point Heat Transfer Affected by Varying Wake-Induced Turbulence in another window
Topics: Cylinders, Flow (Dynamics), Generators, Heat transfer, Turbulence, Wakes, Computer simulation, Reynolds number, Temperature, Simulation
Journal Articles

Investigation of Streamwise and Transverse Instabilities on Swept Cylinders and Implications for Turbine Blading

J. P. Gostelow, A. Rona, M. De Saint Jean, S. J. Garrett, W. A. McMullan
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. September 2013, 135(5): 051018.
Paper No: TURBO-12-1098
https://doi.org/10.1115/1.4007833
Published Online: June 28, 2013
View Articletitled, Investigation of Streamwise and Transverse Instabilities on Swept Cylinders and Implications for Turbine Blading
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Topics: Blades, Boundary layers, Circular cylinders, Cylinders, Flow (Dynamics), Flow visualization, Reynolds number, Separation (Technology), Suction, Turbine blades
Journal Articles

Differential Equation Specification of Integral Turbulence Length Scales

Richard J. Jefferson-Loveday, Paul G. Tucker, John D. Northall, V. Nagabhushana Rao
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2013, 135(3): 031013.
Paper No: TURBO-12-1030
https://doi.org/10.1115/1.4007479
Published Online: March 25, 2013
View Articletitled, Differential Equation Specification of Integral Turbulence Length Scales
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Topics: Cavities, Differential equations, Flow (Dynamics), Reynolds-averaged Navier–Stokes equations, Turbulence, Wakes, Cylinders, Drag (Fluid dynamics), Errors
Journal Articles

Flowfield Measurements in a Single Row of Low Aspect Ratio Pin Fins

Jason K. Ostanek, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2012, 134(5): 051034.
https://doi.org/10.1115/1.4004755
Published Online: May 31, 2012
View Articletitled, Flowfield Measurements in a Single Row of Low Aspect Ratio Pin Fins
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Topics: Cylinders, Fins, Flow (Dynamics), Heat transfer, Reynolds number, Vortices, Wakes, Turbulence, Pressure, Ducts
Journal Articles

Toward a High Order Throughflow––Investigation of the Nonlinear Harmonic Method Coupled With an Immersed Boundary Method for the Modeling of the Circumferential Stresses

J. P. Thomas, O. Léonard
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2012, 134(1): 011017.
https://doi.org/10.1115/1.4003256
Published Online: May 31, 2011
View Articletitled, Toward a High Order Throughflow––Investigation of the Nonlinear Harmonic Method Coupled With an Immersed Boundary Method for the Modeling of the Circumferential Stresses
Open the PDF for Toward a High Order Throughflow––Investigation of the Nonlinear Harmonic Method Coupled With an Immersed Boundary Method for the Modeling of the Circumferential Stresses in another window
Topics: Blades, Cylinders, Flow (Dynamics), Fourier series, Hoop stress, Modeling, Turbomachinery, Computation
Journal Articles

An Investigation of Turbine Wheelspace Cooling Flow Interactions With a Transonic Hot Gas Path—Part II: CFD Simulations

G. M. Laskowski, R. S. Bunker, J. C. Bailey, G. Ledezma, S. Kapetanovic, G. M. Itzel, M. A. Sullivan, T. R. Farrell
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2011, 133(4): 041020.
https://doi.org/10.1115/1.4002410
Published Online: April 25, 2011
View Articletitled, An Investigation of Turbine Wheelspace Cooling Flow Interactions With a Transonic Hot Gas Path—Part II: CFD Simulations
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Topics: Cavities, Computational fluid dynamics, Cooling, Cylinders, Flow (Dynamics), Polishing equipment, Pressure, Simulation, Turbines, Rotors
Journal Articles

An Investigation of Turbine Wheelspace Cooling Flow Interactions With a Transonic Hot Gas Path—Part 1: Experimental Measurements

R. S. Bunker, G. M. Laskowski, J. C. Bailey, P. Palafox, S. Kapetanovic, G. M. Itzel, M. A. Sullivan, T. R. Farrell
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2011, 133(2): 021015.
https://doi.org/10.1115/1.4001175
Published Online: October 22, 2010
View Articletitled, An Investigation of Turbine Wheelspace Cooling Flow Interactions With a Transonic Hot Gas Path—Part 1: Experimental Measurements
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Topics: Blades, Cavities, Cooling, Cylinders, Flow (Dynamics), Polishing equipment, Pressure, Turbines, Wakes, Waves
Journal Articles

Experiments on the Physical Mechanism of Heat Transfer Augmentation by Freestream Turbulence at a Cylinder Stagnation Point

A. C. Nix, T. E. Diller
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2009, 131(2): 021015.
https://doi.org/10.1115/1.2950079
Published Online: January 29, 2009
View Articletitled, Experiments on the Physical Mechanism of Heat Transfer Augmentation by Freestream Turbulence at a Cylinder Stagnation Point
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Topics: Cylinders, Heat flux, Heat transfer, Turbulence, Wire
Journal Articles

Boundary Layer Influence on the Unsteady Horseshoe Vortex Flow and Surface Heat Transfer

D. R. Sabatino, C. R. Smith
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2009, 131(1): 011015.
https://doi.org/10.1115/1.2813001
Published Online: November 6, 2008
View Articletitled, Boundary Layer Influence on the Unsteady Horseshoe Vortex Flow and Surface Heat Transfer
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Topics: Boundary layer turbulence, Boundary layers, Cascades (Fluid dynamics), Cylinders, Heat transfer, Vickers hardness testing, Vortices, Airfoils, Flow (Dynamics), Turbines