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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

Aerothermal Performance of Slashface Leakage With Double Surface Angle Under Realistic Swirling Inflow

Zhiyu Li, Kaiyuan Zhang, Zhigang Li, Jun Li
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2025, 147(1): 011011.
Paper No: TURBO-24-1162
https://doi.org/10.1115/1.4066272
Published Online: September 3, 2024
View Article titled, Aerothermal Performance of Slashface Leakage With Double Surface Angle Under Realistic Swirling Inflow
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Topics: Cascades (Fluid dynamics), Coolants, Design, Film cooling, Flow (Dynamics), Heat transfer, Inflow, Leakage, Pressure, Swirling flow
Journal Articles

The Unsteady Shock-Boundary Layer Interaction in a Compressor Cascade – Part 3: Mechanisms of Shock Oscillation

Accepted Manuscript
Edwin Joseph Munoz Lopez, Alexander Hergt, Joachim Klinner, Bjoern F. Klose, Christian Willert, Volker Gümmer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1157
https://doi.org/10.1115/1.4066186
Published Online: August 7, 2024
View Article titled, The Unsteady Shock-Boundary Layer Interaction in a Compressor Cascade – Part 3: Mechanisms of Shock Oscillation
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Topics: Cascades (Fluid dynamics), Compressors, Oscillations, Shock (Mechanics), Turbochargers, Computational fluid dynamics, Pressure, Unsteady flow, Waves, Blades
Journal Articles

Stall Warning and Adaptive Control Subjected to Rotating Inlet Distortion in Axial Flow Compressor

Jichao Li, Yang Liu, Feng Peng, Hongwu Zhang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2024, 146(11): 111008.
Paper No: TURBO-24-1005
https://doi.org/10.1115/1.4065617
Published Online: June 17, 2024
View Article titled, Stall Warning and Adaptive Control Subjected to Rotating Inlet Distortion in Axial Flow Compressor
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Topics: Adaptive control, Axial flow, Compressors, Flow (Dynamics), Inflow, Pressure, Rotors, Stability, Blades, Design
Journal Articles

The Role of Turbulence Transport in Mechanical Energy Budgets

Pawel J. Przytarski, Davide Lengani, Daniele Simoni, Andrew P. S. Wheeler
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2024, 146(10): 101008.
Paper No: TURBO-24-1006
https://doi.org/10.1115/1.4065287
Published Online: May 8, 2024
View Article titled, The Role of Turbulence Transport in Mechanical Energy Budgets
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Topics: Entropy, Pressure, Turbulence, Inflow, Energy dissipation, Kinetic energy
Journal Articles

Numerical Study on the Effects of Re on the Unsteady Behaviors in a Transonic Axial-Fan Under Inlet Distortion

Zhiping Li, Xingyu Zhu, Zhaoqi Yan, Tianyu Pan
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2024, 146(8): 081002.
Paper No: TURBO-23-1135
https://doi.org/10.1115/1.4064421
Published Online: March 11, 2024
View Article titled, Numerical Study on the Effects of Re on the Unsteady Behaviors in a Transonic Axial-Fan Under Inlet Distortion
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Topics: Blades, Dynamic response, Pressure, Rotors, Inflow
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

Numerical Investigation of Classic Flutter Mechanism Under Circumferentially Non-Uniform Inlet Condition

Zhaoqi Yan, Tianyu Pan, Guanting Su, Qiushi Li, Robert E. Kielb
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2024, 146(6): 061011.
Paper No: TURBO-23-1080
https://doi.org/10.1115/1.4064420
Published Online: January 29, 2024
View Article titled, Numerical Investigation of Classic Flutter Mechanism Under Circumferentially Non-Uniform Inlet Condition
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Topics: Blades, Damping, Flutter (Aerodynamics), Rotors, Inflow, Flow (Dynamics)
Journal Articles

Loss Analysis in Radial Inflow Turbines for Supercritical CO 2 Mixtures

Omar Aqel, Martin White, Abdulnaser Sayma
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2024, 146(5): 051003.
Paper No: TURBO-23-1236
https://doi.org/10.1115/1.4064193
Published Online: January 16, 2024
View Article titled, Loss Analysis in Radial Inflow Turbines for Supercritical CO 2 Mixtures
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Topics: Carbon dioxide, Design, Fluids, Turbines, Pressure, Inflow, Clearances (Engineering)
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

Numerical Investigations on Effect of Inflow Parameters on Development of Secondary Flow Field for Linear Low-Pressure Turbine Cascade

Anand P. Darji, Beena D. Baloni, Chetan S. Mistry
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051008.
Paper No: TURBO-22-1273
https://doi.org/10.1115/1.4056093
Published Online: November 25, 2022
View Article titled, Numerical Investigations on Effect of Inflow Parameters on Development of Secondary Flow Field for Linear Low-Pressure Turbine Cascade
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Topics: Cascades (Fluid dynamics), Flow (Dynamics), Inflow, Pressure, Turbines, Turbulence, Vortices, Design, Blades
Journal Articles

Forced Response Induced by Low Engine Order Under Circumferential Inlet Distortions With Different Extents

Tianyu Pan, Zhaoqi Yan, Hanan Lu, Qiushi Li, Robert E. Kielb
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2023, 145(4): 041012.
Paper No: TURBO-21-1307
https://doi.org/10.1115/1.4055970
Published Online: November 7, 2022
View Article titled, Forced Response Induced by Low Engine Order Under Circumferential Inlet Distortions With Different Extents
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Topics: Blades, Dynamic response, Engines, Excitation, Flow (Dynamics), Inflow, Pressure, Rotors
Journal Articles

A Data-Driven Tip Flow Loss Prediction Method for a Transonic Fan Under Boundary Layer Ingesting Inflow Distortion

Zhe Yang, Hanan Lu, Tianyu Pan, Qiushi Li
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2023, 145(1): 011001.
Paper No: TURBO-21-1236
https://doi.org/10.1115/1.4055439
Published Online: October 3, 2022
View Article titled, A Data-Driven Tip Flow Loss Prediction Method for a Transonic Fan Under Boundary Layer Ingesting Inflow Distortion
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Topics: Annulus, Blades, Design, Flow (Dynamics), Inflow, Physics, Rotors, Computational fluid dynamics, Boundary layers, Errors
Journal Articles

Fan Stability Enhancement With Partial Casing Treatments

Matthew K. Oldfield, Alejandro Castillo Pardo, Cesare A. Hall
Journal: Journal of Turbomachinery
Publisher: ASME
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

A New Loss Generation Body Force Model for Fan/Compressor Blade Rows: Application to Uniform and Non-Uniform Inflow in Rotor 67

Syamak Pazireh, Jeffrey Defoe
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2022, 144(6): 061005.
Paper No: TURBO-21-1022
https://doi.org/10.1115/1.4053231
Published Online: January 28, 2022
View Article titled, A New Loss Generation Body Force Model for Fan/Compressor Blade Rows: Application to Uniform and Non-Uniform Inflow in Rotor 67
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Topics: Blades, Boundary layers, Compressors, Computation, Flow (Dynamics), Inflow, Pressure, Rotors, Design, Reynolds-averaged Navier–Stokes equations
Journal Articles

Detached Eddy Simulation of Transition in Turbomachinery: Linear Compressor Cascade

Zifei Yin, Paul A. Durbin
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2022, 144(3): 031002.
Paper No: TURBO-21-1056
https://doi.org/10.1115/1.4052309
Published Online: September 29, 2021
View Article titled, Detached Eddy Simulation of Transition in Turbomachinery: Linear Compressor Cascade
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Topics: Flow (Dynamics), Pressure, Simulation, Turbulence, Inflow, Separation (Technology), Suction, Eddies (Fluid dynamics), Skin friction (Fluid dynamics), Compressors
Journal Articles

Effect of an Axially Tilted Variable Stator Vane Platform on Penny Cavity and Main Flow

Johannes Janssen, Daniel Pohl, Peter Jeschke, Alexander Halcoussis, Rainer Hain, Thomas Fuchs
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2022, 144(2): 021010.
Paper No: TURBO-21-1153
https://doi.org/10.1115/1.4052314
Published Online: September 29, 2021
View Article titled, Effect of an Axially Tilted Variable Stator Vane Platform on Penny Cavity and Main Flow
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Topics: Cavities, Flow (Dynamics), Pressure, Simulation, Stators, Leakage, Cascades (Fluid dynamics), Particulate matter, Inflow, Outflow
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

Numerical Predictions of Turbine Cascade Secondary Flows and Heat Transfer With Inflow Turbulence

Yousef Kanani, Sumanta Acharya, Forrest Ames
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2021, 143(12): 121008.
Paper No: TURBO-20-1260
https://doi.org/10.1115/1.4051555
Published Online: July 13, 2021
View Article titled, Numerical Predictions of Turbine Cascade Secondary Flows and Heat Transfer With Inflow Turbulence
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Topics: Boundary layers, Flow (Dynamics), Heat transfer, Inflow, Pressure, Suction, Turbulence, Vortices, Corners (Structural elements), Turbines
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