Volume 147 Issue 9 | J. Turbomach. | ASME Digital Collection

Topics: Boundary layers , Flow (Dynamics) , Oscillations , Shock (Mechanics) , Simulation , Cascades (Fluid dynamics) , Compressors , Resolution (Optics)

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

Edwin J. Munoz Lopez, Alexander Hergt, Joachim Klinner, Bjoern Klose, Chris Willert, Volker Gümmer

J. Turbomach. September 2025, 147(9): 091003. doi: https://doi.org/10.1115/1.4066186

Abstracts

View articletitled, The Unsteady Shock-Boundary Layer Interaction in a Compressor Cascade—Part III: Mechanisms of Shock Oscillation

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Topics: Cascades (Fluid dynamics) , Flow (Dynamics) , Oscillations , Shock (Mechanics) , Pressure

Numerical Study on the Effect of Back Cavity on the Aerodynamic Behavior of a Non-Axisymmetric Casing Treatment for Transonic Axial Compressors

Martin Simon, Rodriguez Benoit

J. Turbomach. September 2025, 147(9): 091004. doi: https://doi.org/10.1115/1.4067465

Abstract

View articletitled, Numerical Study on the Effect of Back Cavity on the Aerodynamic Behavior of a Non-Axisymmetric Casing Treatment for Transonic Axial Compressors

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Topics: Cavities , Compressors , Flow (Dynamics) , Rotors , Computational fluid dynamics , Blades

Flow and Heat Transfer in a Rotating Disc Cavity With Axial Throughflow at High-Speed Conditions

Ruonan Wang, John W. Chew, Feng Gao, Olaf Marxen

J. Turbomach. September 2025, 147(9): 091005. doi: https://doi.org/10.1115/1.4067437

Abstract

View articletitled, Flow and Heat Transfer in a Rotating Disc Cavity With Axial Throughflow at High-Speed Conditions

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Topics: Cavities , Disks , Flow (Dynamics) , Heat transfer , Reynolds number , Rotating disks , Temperature , Buoyancy , Turbulence , Simulation

Biot Number Error in Low-Temperature Inconel Overall Effectiveness Experiments

Bailey W. Hopkins, Jacob A. Hughes, Carol E. Bryant, James L. Rutledge

J. Turbomach. September 2025, 147(9): 091006. doi: https://doi.org/10.1115/1.4067460

Abstract

View articletitled, Biot Number Error in Low-Temperature Inconel Overall Effectiveness Experiments

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Topics: Coolants , Engines , Errors , Low temperature , Temperature , Thermal conductivity , Turbine components , Film cooling , Cooling , Turbochargers

Using Pseudotime Marching for the Solution of Harmonic Balance Problems

Christian Frey, Jan Backhaus, Graham Ashcroft, Georg Geiser, Benjamin Winhart, Heinrich Stüer

J. Turbomach. September 2025, 147(9): 091007. doi: https://doi.org/10.1115/1.4067519

Abstracts

View articletitled, Using Pseudotime Marching for the Solution of Harmonic Balance Problems

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Topics: Flow (Dynamics) , Robustness , Turbochargers , Unsteady flow , Errors , Computation , Computational fluid dynamics , Linear systems , Simulation , Compressors

Effect of Blade Damage on Low Pressure Ratio Fan Windmill Aerodynamics

Sofía I. Medina Cassillas, Alejandro Castillo Pardo, Cesare A. Hall, Ben Mohankumar

J. Turbomach. September 2025, 147(9): 091008. doi: https://doi.org/10.1115/1.4067518

Abstracts

View articletitled, Effect of Blade Damage on Low Pressure Ratio Fan Windmill Aerodynamics

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Topics: Blades , Damage , Flow (Dynamics) , Pressure , Rotors , Wire , Probes

High-Fidelity Investigation of Vortex Shedding From a Highly Loaded Turbine Blade

Xavier Gloerfelt, Paola Cinnella

J. Turbomach. September 2025, 147(9): 091009. doi: https://doi.org/10.1115/1.4067438

Abstracts

View articletitled, High-Fidelity Investigation of Vortex Shedding From a Highly Loaded Turbine Blade

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Topics: Blades , Boundary layers , Flow (Dynamics) , Large eddy simulation , Mach number , Pressure , Simulation , Suction , Turbulence , Vortex shedding

Sensitivity Analysis for Flow Stability of Axial Compressor Based on Meridional Flow

Dakun Sun, Haoyu Ni, Dengke Xu, Yibo Fang, Hengyi Zhu, Xiaofeng Sun

J. Turbomach. September 2025, 147(9): 091010. doi: https://doi.org/10.1115/1.4066913

Abstract

View articletitled, Sensitivity Analysis for Flow Stability of Axial Compressor Based on Meridional Flow

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Topics: Flow (Dynamics) , Sensitivity analysis , Stability , Stall inception , Compressors

High Effectiveness Tip Cooling Using Inclined Slots

Macdonald Mutekwa, Joao Vieira, Maximilian G. Farfaras, John D. Coull, Marko Bacic, Peter T. Ireland

J. Turbomach. September 2025, 147(9): 091011. doi: https://doi.org/10.1115/1.4067517

Abstract

View articletitled, High Effectiveness Tip Cooling Using Inclined Slots

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Topics: Coolants , Cooling , Design , Flow (Dynamics) , Pressure , Geometry , Film cooling , Computational fluid dynamics , Density

Influences of Particulate Deposition on Vane Trailing-Edge Film Cooling: Adiabatic and Overall Cooling Effectiveness

Xing Yang, Zihan Hao, Zhenping Feng

J. Turbomach. September 2025, 147(9): 091012. doi: https://doi.org/10.1115/1.4067636

Abstract

View articletitled, Influences of Particulate Deposition on Vane Trailing-Edge Film Cooling: Adiabatic and Overall Cooling Effectiveness

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Topics: Coolants , Cooling , Film cooling , Flow (Dynamics) , Particulate matter , Pressure , Turbines , Heat transfer , Adiabatic cooling , Geometry

Influence of Propagation Velocity and Peak Pressure of the Rotating Pressure Wave on the Flow Characteristics of a Centrifugal Compressor

Yiqing Xia, Yuwen Wu, Chunsheng Weng, Qun Li, Jiayi Nie

J. Turbomach. September 2025, 147(9): 091013. doi: https://doi.org/10.1115/1.4067635

Abstracts

View articletitled, Influence of Propagation Velocity and Peak Pressure of the Rotating Pressure Wave on the Flow Characteristics of a Centrifugal Compressor

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Topics: Compressors , Diffusers , Flow (Dynamics) , Pressure , Waves , Impellers

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

Cong Zeng, Shaowen Chen, Longye Zheng, Yimin Zhang, Shiqi Wang

J. Turbomach. September 2025, 147(9): 091014. doi: https://doi.org/10.1115/1.4067637

Abstracts

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

Development of Compact and Hermetic Organic Rankine Cycle Turbine Generator With Upgraded Cooling Capability

Toshimitsu Tanaka, Ryo Takata, Takuma Hirado, Akira Kawanami

J. Turbomach. September 2025, 147(9): 091015. doi: https://doi.org/10.1115/1.4067638

Abstract

View articletitled, Development of Compact and Hermetic Organic Rankine Cycle Turbine Generator With Upgraded Cooling Capability

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Topics: Organic Rankine cycle , Turbines , Turbogenerators , Generators , Design , Computational fluid dynamics , Heat , Flow (Dynamics) , Cooling , Fins

Design and Analysis of a Liftfan for eVTOL Aircraft

R. D. Hine, D. R. Cousins, L. Maden, S. J. Walker, N. R. Atkins, S. D. Grimshaw, J. V. Taylor

J. Turbomach. September 2025, 147(9): 091016. doi: https://doi.org/10.1115/1.4067673

Abstracts

View articletitled, Design and Analysis of a Liftfan for eVTOL Aircraft

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Topics: Cooling , Design , Engines , Flight , Flow (Dynamics) , Motors , Pressure , Engineering prototypes , Simulation , Computational fluid dynamics

Unsteadiness in the Secondary Flows of a High-Speed Low-Pressure Turbine Cascade With Unsteady Wakes and Purge Flow

Gustavo Lopes, Sergio Lavagnoli

J. Turbomach. September 2025, 147(9): 091017. doi: https://doi.org/10.1115/1.4067674

Abstracts

View articletitled, Unsteadiness in the Secondary Flows of a High-Speed Low-Pressure Turbine Cascade With Unsteady Wakes and Purge Flow

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Topics: Cascades (Fluid dynamics) , Flow (Dynamics) , Pressure , Wakes , Turbulence , Fluctuations (Physics) , Cavities

Gradient-Free Aerodynamic Optimization With Structural Constraints and Surge Line Control for Radial Compressor Stage

Robert Schaffrath, Eberhard Nicke, Nicolai Forsthofer, Oliver Kunc, Christian Voß

J. Turbomach. September 2025, 147(9): 091018. doi: https://doi.org/10.1115/1.4067687

Abstract

View articletitled, Gradient-Free Aerodynamic Optimization With Structural Constraints and Surge Line Control for Radial Compressor Stage

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Topics: Compressors , Computational fluid dynamics , Geometry , Optimization , Blades , Parametrization , Surges , Simulation , Impellers , Pressure

Research Papers

The Unsteady Shock-Boundary Layer Interaction in a Compressor Cascade—Part I: Measurements With Time-Resolved Particle Image Velocimetry

The Unsteady Shock–Boundary Layer Interaction in a Compressor Cascade—Part II: High-Fidelity Simulation

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

Numerical Study on the Effect of Back Cavity on the Aerodynamic Behavior of a Non-Axisymmetric Casing Treatment for Transonic Axial Compressors

Flow and Heat Transfer in a Rotating Disc Cavity With Axial Throughflow at High-Speed Conditions

Biot Number Error in Low-Temperature Inconel Overall Effectiveness Experiments

Using Pseudotime Marching for the Solution of Harmonic Balance Problems

Effect of Blade Damage on Low Pressure Ratio Fan Windmill Aerodynamics

High-Fidelity Investigation of Vortex Shedding From a Highly Loaded Turbine Blade

Sensitivity Analysis for Flow Stability of Axial Compressor Based on Meridional Flow

High Effectiveness Tip Cooling Using Inclined Slots

Influences of Particulate Deposition on Vane Trailing-Edge Film Cooling: Adiabatic and Overall Cooling Effectiveness

Influence of Propagation Velocity and Peak Pressure of the Rotating Pressure Wave on the Flow Characteristics of a Centrifugal Compressor

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

Development of Compact and Hermetic Organic Rankine Cycle Turbine Generator With Upgraded Cooling Capability

Design and Analysis of a Liftfan for eVTOL Aircraft

Unsteadiness in the Secondary Flows of a High-Speed Low-Pressure Turbine Cascade With Unsteady Wakes and Purge Flow

Gradient-Free Aerodynamic Optimization With Structural Constraints and Surge Line Control for Radial Compressor Stage

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