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Journal Articles

Effects of Downstream Vortex Generators on Film Cooling a Flat Plate Fed by Crossflow

Douglas Straub, Justin Weber, Arnab Roy, Chien-Shing Lee, Tom I-P. Shih
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2024, 146(5): 051011.
Paper No: TURBO-23-1244
https://doi.org/10.1115/1.4064316
Published Online: January 16, 2024
View Article titled, Effects of Downstream Vortex Generators on Film Cooling a Flat Plate Fed by Crossflow
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Topics: Computational fluid dynamics, Coolants, Cooling, Film cooling, Vortices, Generators, Heat transfer coefficients, Temperature
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
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Topics: Blades, Flow (Dynamics), Pressure, Wakes, Boundary layers, Turbulence, Suction, Reynolds number, Inflow, Generators
Journal Articles

Computational and Experimental Study of Film-Cooling Effectiveness With and Without Downstream Vortex Generators

Chien-Shing Lee, Tom I-P. Shih, Douglas Straub, Justin M. Weber, Edward H. Robey
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2023, 145(2): 021007.
Paper No: TURBO-22-1228
https://doi.org/10.1115/1.4055529
Published Online: October 12, 2022
View Article titled, Computational and Experimental Study of Film-Cooling Effectiveness With and Without Downstream Vortex Generators
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Topics: Film cooling, Flow (Dynamics), Temperature, Vortices, Generators, Heat transfer, Cooling
Journal Articles

Analysis of Large Eddy Simulations and 1D Hot-Wire Data to Determine Actively Generated Main Flow Turbulence in a Film Cooling Test Rig

Lukas Fischer, Michael Straußwald, Michael Pfitzner
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2022, 144(11): 111003.
Paper No: TURBO-21-1282
https://doi.org/10.1115/1.4054778
Published Online: July 4, 2022
View Article titled, Analysis of Large Eddy Simulations and 1D Hot-Wire Data to Determine Actively Generated Main Flow Turbulence in a Film Cooling Test Rig
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Topics: Film cooling, Probes, Turbulence, Generators, Wire, Flow (Dynamics)
Journal Articles

Time-Resolved Measurements of the Unsteady Boundary Layer in an Annular Low-Pressure Turbine Configuration With Perturbed Inlet

Martin Sinkwitz, Benjamin Winhart, David Engelmann, Francesca di Mare
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2022, 144(1): 011001.
Paper No: TURBO-21-1067
https://doi.org/10.1115/1.4051711
Published Online: September 7, 2021
View Article titled, Time-Resolved Measurements of the Unsteady Boundary Layer in an Annular Low-Pressure Turbine Configuration With Perturbed Inlet
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Topics: Blades, Boundary layers, Flow (Dynamics), Inflow, Pressure, Suction, Turbines, Turbulence, Wakes, Sensors
Journal Articles

On High-Resolution Pressure Amplitude and Phase Measurements Comparing Fast-Response Pressure Transducers and Unsteady Pressure-Sensitive Paint

Martin Bitter, Stephan Stotz, Reinhard Niehuis
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2021, 143(3): 031012.
Paper No: TURBO-20-1254
https://doi.org/10.1115/1.4050118
Published Online: March 3, 2021
View Article titled, On High-Resolution Pressure Amplitude and Phase Measurements Comparing Fast-Response Pressure Transducers and Unsteady Pressure-Sensitive Paint
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Topics: Blades, Pressure, Pressure transducers, Wakes, Flow (Dynamics), Generators
Journal Articles

Experimental and Numerical Study on the Flat-Plate Film Cooling Enhancement Using the Vortex Generator Downstream for the Fan-Shaped Hole Configuration

Chao Zhang, Jie Wang, Xuebin Liu, Liming Song, Jun Li, Zhenping Feng
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2020, 142(3): 031006.
Paper No: TURBO-19-1293
https://doi.org/10.1115/1.4046234
Published Online: February 21, 2020
View Article titled, Experimental and Numerical Study on the Flat-Plate Film Cooling Enhancement Using the Vortex Generator Downstream for the Fan-Shaped Hole Configuration
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Topics: Film cooling, Vortices, Generators, Flow (Dynamics)
Journal Articles

Efficient Design Method for Applying Vortex Generators in Turbomachinery

Jiabin Li, Lucheng Ji
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. August 2019, 141(8): 081005.
Paper No: TURBO-18-1213
https://doi.org/10.1115/1.4042990
Published Online: March 13, 2019
View Article titled, Efficient Design Method for Applying Vortex Generators in Turbomachinery
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Topics: Blades, Boundary layers, Computational fluid dynamics, Design, Design methodology, Flow (Dynamics), Generators, Mesh generation, Optimization, Pressure
Journal Articles

Aerodynamic Interaction Between an Incoming Vortex and Tip Leakage Flow in a Turbine Cascade

Kai Zhou, Chao Zhou
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. November 2018, 140(11): 111004.
Paper No: TURBO-18-1235
https://doi.org/10.1115/1.4041514
Published Online: October 8, 2018
View Article titled, Aerodynamic Interaction Between an Incoming Vortex and Tip Leakage Flow in a Turbine Cascade
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Topics: Vortices, Cascades (Fluid dynamics), Leakage, Flow (Dynamics), Blades, Swirling flow, Generators, Leakage flows, Turbines
Journal Articles

A Mixed-Fidelity Numerical Study for Fan–Distortion Interaction

Yunfei Ma, Jiahuan Cui, Nagabhushana Rao Vadlamani, Paul Tucker
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. September 2018, 140(9): 091003.
Paper No: TURBO-18-1136
https://doi.org/10.1115/1.4040860
Published Online: August 20, 2018
View Article titled, A Mixed-Fidelity Numerical Study for Fan–Distortion Interaction
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Topics: Blades, Flow (Dynamics), Geometry, Pressure, Rotors, Separation (Technology), Design, Simulation, Generators, Modeling
Journal Articles

Effect of Vortex Generators on Film Cooling Effectiveness

S. Sarkar, Ganesh Ranakoti
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. June 2017, 139(6): 061009.
Paper No: TURBO-16-1203
https://doi.org/10.1115/1.4035275
Published Online: February 7, 2017
View Article titled, Effect of Vortex Generators on Film Cooling Effectiveness
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Topics: Film cooling, Generators, Vortices, Flow (Dynamics), Coolants
Journal Articles

Stagnation Region Heat Transfer Augmentation at Very High Turbulence Levels

J. E. Kingery, F. E. Ames
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. August 2016, 138(8): 081005.
Paper No: TURBO-15-1303
https://doi.org/10.1115/1.4032677
Published Online: March 22, 2016
View Article titled, Stagnation Region Heat Transfer Augmentation at Very High Turbulence Levels
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Topics: Heat transfer, Turbulence, Reynolds number, Generators
Journal Articles

Influence of Channel Geometry and Flow Variables on Cyclone Cooling of Turbine Blades

Martin Bruschewski, Christian Scherhag, Heinz-Peter Schiffer, Sven Grundmann
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. June 2016, 138(6): 061005.
Paper No: TURBO-15-1261
https://doi.org/10.1115/1.4032363
Published Online: February 9, 2016
View Article titled, Influence of Channel Geometry and Flow Variables on Cyclone Cooling of Turbine Blades
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Topics: Cooling, Flow (Dynamics), Heat transfer, Swirling flow, Ducts, Turbine blades, Blades, Generators, Geometry
Journal Articles

Iterative Learning Active Flow Control Applied to a Compressor Stator Cascade With Periodic Disturbances

Simon J. Steinberg, Marcel Staats, Wolfgang Nitsche, Rudibert King
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. November 2015, 137(11): 111003.
Paper No: TURBO-15-1152
https://doi.org/10.1115/1.4031251
Published Online: August 25, 2015
View Article titled, Iterative Learning Active Flow Control Applied to a Compressor Stator Cascade With Periodic Disturbances
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Topics: Blades, Cascades (Fluid dynamics), Compressors, Control equipment, Flow (Dynamics), Flow control, Iterative learning control, Stators, Generators, Sensors
Journal Articles

A Novel Gas Generator Concept for Jet Engines Using a Rotating Combustion Chamber

Peter Jeschke, Andreas Penkner
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. July 2015, 137(7): 071010.
Paper No: TURBO-14-1288
https://doi.org/10.1115/1.4029201
Published Online: July 1, 2015
View Article titled, A Novel Gas Generator Concept for Jet Engines Using a Rotating Combustion Chamber
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Topics: Combustion chambers, Compressors, Design, Engines, Flow (Dynamics), Generators, Pressure, Turbofans, Turbines, Unmanned aerial vehicles
Journal Articles

Experimental and Numerical Investigation of the Flow Field at Radial Holes in High-Speed Rotating Shafts

Jan Sousek, Daniel Riedmüller, Michael Pfitzner
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. August 2014, 136(8): 081009.
Paper No: TURBO-13-1238
https://doi.org/10.1115/1.4026121
Published Online: January 31, 2014
View Article titled, Experimental and Numerical Investigation of the Flow Field at Radial Holes in High-Speed Rotating Shafts
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Topics: Computational fluid dynamics, Discharge coefficient, Flow (Dynamics), Pressure, Rotation, Orifices, Generators, Cross-flow
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 Article titled, Direct Numerical Simulation of Stagnation Point Heat Transfer Affected by Varying Wake-Induced Turbulence
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Topics: Cylinders, Flow (Dynamics), Generators, Heat transfer, Turbulence, Wakes, Computer simulation, Reynolds number, Temperature, Simulation
Journal Articles

Effects of Vortex Generator Application on the Performance of a Compressor Cascade

Alexander Hergt, Robert Meyer, Karl Engel
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. March 2013, 135(2): 021026.
Paper No: TURBO-11-1126
https://doi.org/10.1115/1.4006605
Published Online: November 8, 2012
View Article titled, Effects of Vortex Generator Application on the Performance of a Compressor Cascade
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Topics: Blades, Cascades (Fluid dynamics), Flow (Dynamics), Generators, Vortices, Pressure, Compressors
Journal Articles

Effect of Hot Streak Migration on Unsteady Blade Row Interaction in an Axial Turbine

P. Jenny, C. Lenherr, R. S. Abhari, A. Kalfas
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2012, 134(5): 051020.
https://doi.org/10.1115/1.4004447
Published Online: May 29, 2012
View Article titled, Effect of Hot Streak Migration on Unsteady Blade Row Interaction in an Axial Turbine
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Topics: Blades, Flow (Dynamics), Nozzle guide vanes, Pressure, Probes, Rotors, Temperature, Turbines, Entropy, Generators
Journal Articles

Compressor Performance and Operability in Swirl Distortion

Yogi Sheoran, Bruce Bouldin, P. Murali Krishnan
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2012, 134(4): 041008.
https://doi.org/10.1115/1.4003657
Published Online: July 20, 2011
View Article titled, Compressor Performance and Operability in Swirl Distortion
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Topics: Compressors, Computational fluid dynamics, Generators, Pressure, Rotors, Engines