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Journal Articles

ANALYSIS ON THE EFFECT OF CAVITY FLOWS ON THE AEROTHERMAL PERFORMANCE OF A HIGH-PRESSURE TURBINE STAGE

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Accepted Manuscript
Teodosio Nacci, Nicola Rosafio, Simone Salvadori, Daniela Misul, Guillermo Paniagua
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1370
https://doi.org/10.1115/1.4068656
Published Online: May 12, 2025
View Articletitled, ANALYSIS ON THE EFFECT OF CAVITY FLOWS ON THE AEROTHERMAL PERFORMANCE OF A HIGH-PRESSURE TURBINE STAGE
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Topics: Cavities, Cavity flows, Fluid dynamics, High pressure (Physics), Turbines, Turbochargers, Flow (Dynamics), Blades, Computational fluid dynamics, Engineering simulation
Journal Articles

Control of Three-Dimensional Corner Separation Flow in a Highly Loaded Compressor Cascade via Dynamic Surface Deformation

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Xuyang Ren, Mingyang Wang, Lipan Yao, Enliang Huang, Xingen Lu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2025, 147(11): 111005.
Paper No: TURBO-24-1371
https://doi.org/10.1115/1.4068481
Published Online: May 9, 2025
View Articletitled, Control of Three-Dimensional Corner Separation Flow in a Highly Loaded Compressor Cascade via Dynamic Surface Deformation
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Topics: Compressors, Corners (Structural elements), Flow (Dynamics), Oscillations, Separation (Technology), Surface deformation, Vortices, Blades, Cascades (Fluid dynamics), Dynamics (Mechanics)
Journal Articles

Experimental Study on the High Relative Casing Motion Effect on Turbine Blade Tip Aerodynamic Characteristics

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Xu Peng, Hongmei Jiang, Shaopeng Lu, Ziyang Zhang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2025, 147(11): 111007.
Paper No: TURBO-24-1358
https://doi.org/10.1115/1.4068528
Published Online: May 9, 2025
View Articletitled, Experimental Study on the High Relative Casing Motion Effect on Turbine Blade Tip Aerodynamic Characteristics
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Topics: Blades, Cavities, Computational fluid dynamics, Flow (Dynamics), Leakage, Mach number, Pressure, Turbine blades, Vortices, Rotors
Journal Articles

IMPACT OF HIGH FREESTREAM TURBULENCE ON LPT ENDWALL FLOW: PART I – LOSS DEVELOPMENT AND TIME-AVERAGED FLOW FIELD

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Accepted Manuscript
Molly Donovan, Christopher Marks, Nathan Fletcher, Markus Rumpfkeil
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1123
https://doi.org/10.1115/1.4068437
Published Online: April 11, 2025
View Articletitled, IMPACT OF HIGH FREESTREAM TURBULENCE ON LPT ENDWALL FLOW: PART I – LOSS DEVELOPMENT AND TIME-AVERAGED FLOW FIELD
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Topics: Flow (Dynamics), Free stream turbulence, Turbochargers, Turbulence, Blades, Pressure, Reynolds number, Cascades (Fluid dynamics), Compressors, Engineering simulation
Journal Articles

Impact of Trailing Edge Damage on Nozzle Guide Vane Aerodynamic Performance

Open Access
Zelimhan Raduev, Dougal Jackson, Nafiz Chowdhury, Thomas Povey
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2025, 147(10): 101007.
Paper No: TURBO-24-1291
https://doi.org/10.1115/1.4067930
Published Online: March 20, 2025
View Articletitled, Impact of Trailing Edge Damage on Nozzle Guide Vane Aerodynamic Performance
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Topics: Computational fluid dynamics, Flow (Dynamics), Geometry, Pressure, Coolants, Damage, Nozzle guide vanes, Mach number, Boundary layers, Vortices
Journal Articles

The Effects of Casing Profile on the Aerodynamics of Integrated Intermediate Turbine Ducts

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Jiangdong Hou, Xiaozhi Duan, Ziyu Kang, Yi Yu, Chao Zhou
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2025, 147(10): 101005.
Paper No: TURBO-24-1333
https://doi.org/10.1115/1.4067933
Published Online: March 11, 2025
View Articletitled, The Effects of Casing Profile on the Aerodynamics of Integrated Intermediate Turbine Ducts
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Topics: Computational fluid dynamics, Flow (Dynamics), Pressure, Vortices, Suction, Boundary layers, Turbines, Ducts
Journal Articles

Experimental Study on Controlling Flow Separation of Compressor Cascades With Self-Excited Sweeping Jet Actuator

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Cong Zeng, Shaowen Chen, Longye Zheng, Yimin Zhang, Shiqi Wang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2025, 147(9): 091014.
Paper No: TURBO-24-1176
https://doi.org/10.1115/1.4067637
Published Online: February 17, 2025
View Articletitled, Experimental Study on Controlling Flow Separation of Compressor Cascades With Self-Excited Sweeping Jet Actuator
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Topics: Actuators, Blades, Cascades (Fluid dynamics), Compressors, Flow (Dynamics), Flow separation, Pressure, Jets, Flow control, Vortices
Journal Articles

Effect of Leading Edge Erosion on the Tip Leakage Flow in a Compressor Cascade

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Thomas Stein, Markus W. Leitner, Stephan Staudacher
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2025, 147(8): 081015.
Paper No: TURBO-24-1263
https://doi.org/10.1115/1.4067462
Published Online: January 30, 2025
View Articletitled, Effect of Leading Edge Erosion on the Tip Leakage Flow in a Compressor Cascade
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Topics: Blades, Cascades (Fluid dynamics), Compressors, Erosion, Flow (Dynamics), Leakage flows, Particulate matter, Vortices, Water, Geometry
Journal Articles

Unsteady Flow Mechanism of Corner Separation Control Using Blade End Slots in a Highly Loaded Compressor Cascade

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Yangwei Liu, Weibo Zhong, Yumeng Tang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2025, 147(6): 061016.
Paper No: TURBO-24-1240
https://doi.org/10.1115/1.4067295
Published Online: January 13, 2025
View Articletitled, Unsteady Flow Mechanism of Corner Separation Control Using Blade End Slots in a Highly Loaded Compressor Cascade
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Topics: Blades, Corners (Structural elements), Flow (Dynamics), Separation (Technology), Vortices, Unsteady flow, Pressure
Journal Articles

Experimental and Numerical Comparison of Two Turbine Vane Frame Designs

Open Access
Nicolas Krajnc, Asim Hafizovic, Lukas Wiesinger, Francesco Mangini, Patrick Zeno Sterzinger, Marios Patinios, Emil Göttlich
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2025, 147(8): 081005.
Paper No: TURBO-24-1212
https://doi.org/10.1115/1.4067321
Published Online: January 13, 2025
View Articletitled, Experimental and Numerical Comparison of Two Turbine Vane Frame Designs
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Topics: Flow (Dynamics), Pressure, Turbines, Design, Ducts, Vortices
Journal Articles

Numerical and Experimental Investigation of Boundary Layer of a High-Lift Low-Pressure Turbine Cascade Under Periodic Wakes With Different Flow Coefficients

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Shuang Sun, Tianrong Tan, Zhen Huang, Xiaopeng Sun, Lehan Lu, Maomao Wang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2025, 147(6): 061014.
Paper No: TURBO-24-1068
https://doi.org/10.1115/1.4067175
Published Online: December 17, 2024
View Articletitled, Numerical and Experimental Investigation of Boundary Layer of a High-Lift Low-Pressure Turbine Cascade Under Periodic Wakes With Different Flow Coefficients
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Topics: Boundary layers, Flow (Dynamics), Wakes, Separation (Technology), Shapes, Cascades (Fluid dynamics), Blades, Suction, Pressure, Vortices
Journal Articles

Unsteady Flow Mechanism of Impeller Stall Inception in a High-Pressure Ratio Centrifugal Compressor With Bleed Slots

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Nobumichi Fujisawa, Yuta Yamamoto, Yutaka Ohta, Atsushi Ogino, Ryo Nakayama, Eijiro Kitamura
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2025, 147(7): 071013.
Paper No: TURBO-24-1248
https://doi.org/10.1115/1.4067178
Published Online: December 17, 2024
View Articletitled, Unsteady Flow Mechanism of Impeller Stall Inception in a High-Pressure Ratio Centrifugal Compressor With Bleed Slots
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Topics: Blades, Compressors, Flow (Dynamics), Impellers, Pressure, Stall inception, High pressure (Physics), Vortices, Suction
Journal Articles

The Cooling Effect of Combustor Exit Louver Scheme on a Transonic Nozzle Guide Vane Endwall

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Shuo Mao, Kaiyuan Zhang, Daniel Van Hout, Wing F. Ng, Hongzhou Xu, Michael Fox
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2025, 147(7): 071002.
Paper No: TURBO-23-1041
https://doi.org/10.1115/1.4067121
Published Online: December 10, 2024
View Articletitled, The Cooling Effect of Combustor Exit Louver Scheme on a Transonic Nozzle Guide Vane Endwall
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Topics: Computational fluid dynamics, Coolants, Cooling, Flow (Dynamics), Nozzle guide vanes, Pressure, Temperature, Combustion chambers, Film cooling, Vortices
Journal Articles

Flow and Heat Transfer in Rotating Compressor Cavities With Inverted Shroud-Throughflow Temperature Differences

Open Access
Mikolaj J. Pernak, Tom E. W. Nicholas, Mauro Carnevale, Gary D. Lock, Hui Tang, James A. Scobie
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2025, 147(7): 071005.
Paper No: TURBO-24-1182
https://doi.org/10.1115/1.4067075
Published Online: December 10, 2024
View Articletitled, Flow and Heat Transfer in Rotating Compressor Cavities With Inverted Shroud-Throughflow Temperature Differences
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Topics: Cavities, Compressors, Disks, Flow (Dynamics), Heat flux, Heat transfer, Temperature, Temperature gradient, Pressure, Vortices
Journal Articles

Model for Local Cavitation Instabilities in Two-Bladed Turbopump Inducers

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Youngkuk Yoon, Seung Jin Song
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2025, 147(5): 051013.
Paper No: TURBO-24-1151
https://doi.org/10.1115/1.4067027
Published Online: November 22, 2024
View Articletitled, Model for Local Cavitation Instabilities in Two-Bladed Turbopump Inducers
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Topics: Blades, Cavitation, Flow (Dynamics), Leakage, Vortices, Cavities, Oscillations
Journal Articles

Loss Breakdown in Axial Turbines: A New Method for Vortex Loss and Wake Detection From 3D RANS Simulations

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Greta Raina, Yannick Bousquet, David Luquet, Eric Lippinois, Nicolas Binder
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2025, 147(6): 061006.
Paper No: TURBO-24-1184
https://doi.org/10.1115/1.4067033
Published Online: November 22, 2024
View Articletitled, Loss Breakdown in Axial Turbines: A New Method for Vortex Loss and Wake Detection From 3D RANS Simulations
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Topics: Boundary layers, Ducts, Entropy, Flow (Dynamics), Turbines, Vortices, Wakes, Nozzle guide vanes, Simulation, Cascades (Fluid dynamics)
Journal Articles

Introduction of Axisymmetric Grooves as a Tip Seal Treatment for Small-Core Turbines

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Connor J. Wiese, Reid A. Berdanier, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2025, 147(6): 061003.
Paper No: TURBO-24-1168
https://doi.org/10.1115/1.4067034
Published Online: November 22, 2024
View Articletitled, Introduction of Axisymmetric Grooves as a Tip Seal Treatment for Small-Core Turbines
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Topics: Blades, Flow (Dynamics), Pressure, Rotors, Turbines, Design, Geometry, Vortices
Journal Articles

Unsteady Flow Structure of Rotating Instability in a 1.5-Stage Axial Compressor

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Nobumichi Fujisawa, Yutaka Ohta, Mai Yamagami, Takashi Goto, Dai Kato
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2025, 147(4): 041010.
Paper No: TURBO-24-1247
https://doi.org/10.1115/1.4066814
Published Online: October 25, 2024
View Articletitled, Unsteady Flow Structure of Rotating Instability in a 1.5-Stage Axial Compressor
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Topics: Blades, Compressors, Flow (Dynamics), Leakage, Pressure, Rotors, Unsteady flow, Vortices, Clearances (Engineering), Computational fluid dynamics
Journal Articles

Understanding Unsteady Vortex Structure and Shedding Frequency of Cylindrical Hole Film Cooling: Insights From Experimental and Numerical Approaches

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Qiong Wu, Hualiang Zhang, Zhao Yin, Afei Gao, Yu Liu, Yujie Xu, Haisheng Chen
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2025, 147(2): 021003.
Paper No: TURBO-24-1033
https://doi.org/10.1115/1.4066273
Published Online: September 10, 2024
View Articletitled, Understanding Unsteady Vortex Structure and Shedding Frequency of Cylindrical Hole Film Cooling: Insights From Experimental and Numerical Approaches
Open the PDF for Understanding Unsteady Vortex Structure and Shedding Frequency of Cylindrical Hole Film Cooling: Insights From Experimental and Numerical Approaches in another window
Topics: Coolants, Film cooling, Flow (Dynamics), Vortices
Journal Articles

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

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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 Articletitled, 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