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Journal Articles

Investigating the unsteady dynamics of a multi-jet impingement cooling flow using large eddy simulation

Accepted Manuscript
Christian Morsbach, Marcel Matha, Robin Georg Brakmann, Sadiya Tabassum, Michael Bergmann, Michael Schroll, Christian Willert, Edmund Kuegeler
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1139
https://doi.org/10.1115/1.4066508
Published Online: September 11, 2024
View Article titled, Investigating the unsteady dynamics of a multi-jet impingement cooling flow using large eddy simulation
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Topics: Dynamics (Mechanics), Flow (Dynamics), Heat transfer, Impingement cooling, Large eddy simulation, Turbochargers, Jets, Computational fluid dynamics, Cross-flow, Compressors
Journal Articles

High-Fidelity Simulations of Multi-Jet Impingement Cooling Flows

J. Javier Otero-Pérez, Richard D. Sandberg, Satoshi Mizukami, Koichi Tanimoto
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2021, 143(8): 081011.
Paper No: TURBO-20-1346
https://doi.org/10.1115/1.4050446
Published Online: May 3, 2021
View Article titled, High-Fidelity Simulations of Multi-Jet Impingement Cooling Flows
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Topics: Cross-flow, Flow (Dynamics), Heat transfer, Impingement cooling, Inflow, Simulation, Turbulence, Jets, Deflection
Journal Articles

Louver Slot Cooling and Full-Coverage Film Cooling With a Combination Internal Coolant Supply

Austin Click, Phillip M. Ligrani, Maggie Hockensmith, Joseph Knox, Chandler Larson, Avery Fairbanks, Federico Liberatore, Rajeshriben Patel, Yin-Hsiang Ho
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2021, 143(3): 031004.
Paper No: TURBO-20-1224
https://doi.org/10.1115/1.4049615
Published Online: February 12, 2021
View Article titled, Louver Slot Cooling and Full-Coverage Film Cooling With a Combination Internal Coolant Supply
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Topics: Cooling, Film cooling, Heat transfer coefficients, Cross-flow, Flow (Dynamics), Coolants, Reynolds number
Journal Articles

A Novel Multi-Stage Impingement Cooling Scheme—Part I: Concept Study

Kexin Liu, Qiang Zhang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2020, 142(12): 121008.
Paper No: TURBO-20-1007
https://doi.org/10.1115/1.4048183
Published Online: November 16, 2020
View Article titled, A Novel Multi-Stage Impingement Cooling Scheme—Part I: Concept Study
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Topics: Cooling, Design, Impingement cooling, Cross-flow, Computational fluid dynamics, Coolants, Flow (Dynamics), Jets
Journal Articles

A Novel Multi-Stage Impingement Cooling Scheme—Part II: Design Optimization

Kexin Liu, Qiang Zhang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2020, 142(12): 121009.
Paper No: TURBO-20-1008
https://doi.org/10.1115/1.4048184
Published Online: November 16, 2020
View Article titled, A Novel Multi-Stage Impingement Cooling Scheme—Part II: Design Optimization
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Topics: Cooling, Design, Impingement cooling, Optimization, Reynolds number, Cross-flow, Temperature
Journal Articles

Computational Fluid Dynamics Investigation of the Flow of Trailing Edge Cooling Slots

Y. Jiang, N. Gurram, E. Romero, P. T. Ireland, L. di Mare
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. July 2019, 141(7): 071002.
Paper No: TURBO-18-1348
https://doi.org/10.1115/1.4042569
Published Online: February 14, 2019
View Article titled, Computational Fluid Dynamics Investigation of the Flow of Trailing Edge Cooling Slots
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Topics: Computational fluid dynamics, Cooling, Cross-flow, Flow (Dynamics), Coolants, Simulation, Vortex shedding, Turbulence
Journal Articles

Experimental Study on Pressure Losses in Circular Orifices With Inlet Cross Flow

Daniel Feseker, Mats Kinell, Matthias Neef
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. July 2018, 140(7): 071006.
Paper No: TURBO-18-1046
https://doi.org/10.1115/1.4039842
Published Online: June 14, 2018
View Article titled, Experimental Study on Pressure Losses in Circular Orifices With Inlet Cross Flow
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Topics: Cross-flow, Discharge coefficient, Flow (Dynamics), Orifices, Pressure
Journal Articles

The Effect of Rib Turbulators on Film Cooling Effectiveness of Round Compound Angle Holes Fed by an Internal Cross-Flow

Sean R. Klavetter, John W. McClintic, David G. Bogard, Jason E. Dees, Gregory M. Laskowski, Robert Briggs
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. December 2016, 138(12): 121006.
Paper No: TURBO-16-1047
https://doi.org/10.1115/1.4032928
Published Online: June 14, 2016
View Article titled, The Effect of Rib Turbulators on Film Cooling Effectiveness of Round Compound Angle Holes Fed by an Internal Cross-Flow
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Topics: Coolants, Cross-flow, Film cooling, Cooling, Flow (Dynamics), Jets, Heat transfer, Vortices, Temperature
Journal Articles

Conjugate Heat Transfer Computational Fluid Dynamic Predictions of Impingement Heat Transfer: The Influence of Hole Pitch to Diameter Ratio X / D at Constant Impingement Gap Z

A. M. El-Jummah, R. A. A. Abdul Husain, G. E. Andrews, J. E. J. Staggs
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. December 2014, 136(12): 121002.
Paper No: TURBO-14-1118
https://doi.org/10.1115/1.4028232
Published Online: August 26, 2014
View Article titled, Conjugate Heat Transfer Computational Fluid Dynamic Predictions of Impingement Heat Transfer: The Influence of Hole Pitch to Diameter Ratio X / D at Constant Impingement Gap Z
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Topics: Computational fluid dynamics, Cross-flow, Flow (Dynamics), Heat transfer, Impingement cooling, Pressure, Temperature, Heat transfer coefficients, Turbulence, Jets
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

Modeling Vortex Generating Jet-Induced Transition in Low-Pressure Turbines

Florian Herbst, Andreas Fiala, Joerg R. Seume
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. July 2014, 136(7): 071005.
Paper No: TURBO-13-1188
https://doi.org/10.1115/1.4025735
Published Online: January 2, 2014
View Article titled, Modeling Vortex Generating Jet-Induced Transition in Low-Pressure Turbines
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Topics: Boundary layers, Boundary-value problems, Cascades (Fluid dynamics), Cross-flow, Design, Flow (Dynamics), Inflow, Modeling, Pressure, Turbines
Journal Articles

Study of Unforced and Modulated Film-Cooling Jets Using Proper Orthogonal Decomposition—Part I: Unforced Jets

Guillaume Bidan, Clementine Vézier, Dimitris E. Nikitopoulos
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. March 2013, 135(2): 021037.
Paper No: TURBO-11-1220
https://doi.org/10.1115/1.4006599
Published Online: November 8, 2012
View Article titled, Study of Unforced and Modulated Film-Cooling Jets Using Proper Orthogonal Decomposition—Part I: Unforced Jets
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Topics: Cross-flow, Film cooling, Flow (Dynamics), Jets, Principal component analysis, Shear (Mechanics), Temperature, Visualization, Vortices, Electromagnetic scattering
Journal Articles

Study of Unforced and Modulated Film-Cooling Jets Using Proper Orthogonal Decomposition—Part II: Forced Jets

Guillaume Bidan, Clementine Vézier, Dimitris E. Nikitopoulos
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. March 2013, 135(2): 021038.
Paper No: TURBO-11-1221
https://doi.org/10.1115/1.4006600
Published Online: November 1, 2012
View Article titled, Study of Unforced and Modulated Film-Cooling Jets Using Proper Orthogonal Decomposition—Part II: Forced Jets
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Topics: Cycles, Film cooling, Flow (Dynamics), Principal component analysis, Temperature, Jets, Vortices, Cross-flow, Transients (Dynamics)
Journal Articles

Large Eddy Simulations of Film-Cooling Flows With a Micro-Ramp Vortex Generator

Aaron F. Shinn, S. Pratap Vanka
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. January 2013, 135(1): 011004.
Paper No: TURBO-11-1079
https://doi.org/10.1115/1.4006329
Published Online: October 18, 2012
View Article titled, Large Eddy Simulations of Film-Cooling Flows With a Micro-Ramp Vortex Generator
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Topics: Cross-flow, Film cooling, Flow (Dynamics), Simulation, Vortices, Pipes, Temperature, Inflow, Coolants, Vorticity
Journal Articles

Heat Transfer and Friction Augmentation in High Aspect Ratio, Ribbed Channels With Dissimilar Inlet Conditions

Carson D. Slabaugh, Lucky V. Tran, J. S. Kapat, Bobby A. Warren
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2012, 134(6): 061013.
https://doi.org/10.1115/1.4006283
Published Online: September 4, 2012
View Article titled, Heat Transfer and Friction Augmentation in High Aspect Ratio, Ribbed Channels With Dissimilar Inlet Conditions
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Topics: Cross-flow, Flow (Dynamics), Friction, Heat transfer, Reynolds number, Pressure
Journal Articles

Effect of Geometry Variations on the Cooling Performance of Fan-Shaped Cooling Holes

Christian Saumweber, Achmed Schulz
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2012, 134(6): 061008.
https://doi.org/10.1115/1.4006290
Published Online: August 27, 2012
View Article titled, Effect of Geometry Variations on the Cooling Performance of Fan-Shaped Cooling Holes
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Topics: Coolants, Cooling, Cross-flow, Diffusers, Film cooling, Flow (Dynamics), Geometry, Mach number, Heat transfer coefficients, Discharge coefficient
Journal Articles

Internal Flow and Noise Investigations About the Cross-Flow Fan With Different Blade Angles

Hua Ouyang, Jie Tian, You Li, Zhiming Zheng, Zhaohui Du
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2012, 134(5): 051023.
https://doi.org/10.1115/1.4004485
Published Online: May 11, 2012
View Article titled, Internal Flow and Noise Investigations About the Cross-Flow Fan With Different Blade Angles
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Topics: Blades, Computational fluid dynamics, Flow (Dynamics), Impellers, Noise (Sound), Internal flow, Simulation, Cross-flow, Pressure
Journal Articles

Comparison of Discharge Coefficient Measurements and Correlations for Orifices With Cross-Flow and Rotation

Marcus Hüning
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2010, 132(3): 031017.
https://doi.org/10.1115/1.3147102
Published Online: April 5, 2010
View Article titled, Comparison of Discharge Coefficient Measurements and Correlations for Orifices With Cross-Flow and Rotation
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Topics: Cross-flow, Discharge coefficient, Flow (Dynamics), Orifices, Pressure, Rotation
Journal Articles

Enhancement of Impingement Cooling in a High Cross Flow Channel Using Shaped Impingement Cooling Holes

Andrew C. Chambers, David R. H. Gillespie, Peter T. Ireland, Robert Kingston
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2010, 132(2): 021001.
https://doi.org/10.1115/1.3140282
Published Online: December 31, 2009
View Article titled, Enhancement of Impingement Cooling in a High Cross Flow Channel Using Shaped Impingement Cooling Holes
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Topics: Computational fluid dynamics, Cooling, Cross-flow, Flow (Dynamics), Heat transfer, Jets, Blades, Geometry, Impingement cooling
Journal Articles

Detailed Heat Transfer Measurements in a Model of an Integrally Cast Cooling Passage

Ioannis Ieronymidis, David R. H. Gillespie, Peter T. Ireland, Robert Kingston
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2010, 132(2): 021002.
https://doi.org/10.1115/1.3140283
Published Online: December 31, 2009
View Article titled, Detailed Heat Transfer Measurements in a Model of an Integrally Cast Cooling Passage
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Topics: Cooling, Flow (Dynamics), Heat transfer, Heat transfer coefficients, Reynolds number, Boundary layers, Liquid crystals, Cross-flow, Suction, Blades