Topics: Acoustics , Cavities , Flow (Dynamics) , Large eddy simulation , Resonance , Simulation , Excitation , Noise (Sound) , Impedance (Electricity)

Blade Vibration Analysis for Radial Turbine Featuring a Multi-Channel Casing Design

Ahmed Farid Ayad Hassan, Fabian F. Müller, Markus Schatz, Damian M. Vogt

J. Turbomach. August 2023, 145(8): 081003. doi: https://doi.org/10.1115/1.4056985

Abstract

View articletitled, Blade Vibration Analysis for Radial Turbine Featuring a Multi-Channel Casing Design

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Topics: Blades , Computational fluid dynamics , Turbines , Vibration , Simulation , Design , Rotors , Excitation

A Method for Predicting the Aeroelastic Response of Radial Turbomachines

David W. Fellows, Vincent Iskandar, Daniel J. Bodony, Ryan C. McGowan, Sang-Guk Kang, Aaron J. Pope, Chol-Bum M. Kweon

J. Turbomach. August 2023, 145(8): 081004. doi: https://doi.org/10.1115/1.4057062

Abstract

View articletitled, A Method for Predicting the Aeroelastic Response of Radial Turbomachines

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Topics: Blades , Damping , Fluids , Flutter (Aerodynamics) , High pressure (Physics) , Turbines , Turbochargers , Pressure , Wheels , Turbomachinery

Investigation of the Interaction Between Tip Leakage and Main Annulus Flow in the Large Scale Turbine Rig: Comparison of Different Rotor Tip Geometries

Dominik Ade, Johannes Eitenmüller, Sebastian Leichtfuß, Heinz-Peter Schiffer, Christoph Lyko, Gregor Schmid

J. Turbomach. August 2023, 145(8): 081005. doi: https://doi.org/10.1115/1.4062123

Abstract

View articletitled, Investigation of the Interaction Between Tip Leakage and Main Annulus Flow in the Large Scale Turbine Rig: Comparison of Different Rotor Tip Geometries

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Topics: Annulus , Blades , Flow (Dynamics) , Leakage , Leakage flows , Rotors , Vortices , Turbines , Design

Upstream Jet Cooling and Dual Cavity Slashface Leakage Cooling on a Transonic Nozzle Guide Vane Endwall

Shuo Mao, Daniel Van Hout, Kaiyuan Zhang, Jin Woo Lee, Wing F. Ng, Hongzhou Xu, Michael Fox, Jun Li

J. Turbomach. August 2023, 145(8): 081006. doi: https://doi.org/10.1115/1.4062180

Abstract

View articletitled, Upstream Jet Cooling and Dual Cavity Slashface Leakage Cooling on a Transonic Nozzle Guide Vane Endwall

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Topics: Cavities , Computational fluid dynamics , Coolants , Cooling , Design , Film cooling , Flow (Dynamics) , Heat transfer , Nozzle guide vanes , Suction

Assessment of a Conjugate Heat Transfer Method on an Effusion Cooled Combustor Operated With a Swirl Stabilized Partially Premixed Flame

A. Amerini, S. Paccati, L. Mazzei, A. Andreini

J. Turbomach. August 2023, 145(8): 081007. doi: https://doi.org/10.1115/1.4056983

Abstract

View articletitled, Assessment of a Conjugate Heat Transfer Method on an Effusion Cooled Combustor Operated With a Swirl Stabilized Partially Premixed Flame

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Topics: Combustion chambers , Cooling , Flames , Heat transfer , Simulation , Temperature , Turbulence , Modeling , Wall temperature , Computational fluid dynamics

Effect of Solidity and Aspect Ratio on the Aerodynamic Performance of Axial-Flow Fans With 0.2 Hub-to-Tip Ratio

Massimo Masi, Piero Danieli, Andrea Lazzaretto

J. Turbomach. August 2023, 145(8): 081008. doi: https://doi.org/10.1115/1.4057063

Abstract

View articletitled, Effect of Solidity and Aspect Ratio on the Aerodynamic Performance of Axial-Flow Fans With 0.2 Hub-to-Tip Ratio

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Topics: Blades , Design , Engineering prototypes , Fans , Pressure , Propellers , Rotors , Flow (Dynamics) , Axial flow

Manufacturing a Ceramic Turbine Rotor for a Compact Jet Engine

Bryan T. Leicht, Brian T. Bohan, Fred Schauer, Ryan Kemnitz, Lisa M. Rueschhoff, Benjamin Lam, James W. Kemp, William Costakis

J. Turbomach. August 2023, 145(8): 081009. doi: https://doi.org/10.1115/1.4062124

Abstract

View articletitled, Manufacturing a Ceramic Turbine Rotor for a Compact Jet Engine

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Topics: Ceramics , Manufacturing , Rotors , Temperature , Turbines , Design , Stress , Engines , Finite element analysis

Quasi-Dynamic Approximation of Unsteady Pressure Distribution for Transonic Airfoils in Flutter

Jan Lepicovsky, David Šimurda, Robert E. Kielb, Petr Šidlof, Martin Štěpán

J. Turbomach. August 2023, 145(8): 081010. doi: https://doi.org/10.1115/1.4062181

Abstract

View articletitled, Quasi-Dynamic Approximation of Unsteady Pressure Distribution for Transonic Airfoils in Flutter

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Topics: Blades , Flow (Dynamics) , Flutter (Aerodynamics) , Pressure , Cascades (Fluid dynamics) , Test facilities , Mach number

Turbine Endwall Contouring Through Advanced Optimization Techniques

M. Burigana, T. Verstraete, S. Lavagnoli

J. Turbomach. August 2023, 145(8): 081011. doi: https://doi.org/10.1115/1.4062211

Abstract

View articletitled, Turbine Endwall Contouring Through Advanced Optimization Techniques

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Topics: Blades , B-splines , Design , Flow (Dynamics) , Geometry , Optimization , Parametrization , Rotors , Turbines , High pressure (Physics)

Assessment of the Impeller/Volute Relationship of Centrifugal Fans From an Aerodynamic and Aeroacoustic Perspective

Till M. Biedermann, Y. Moutamassik, F. Kameier

J. Turbomach. August 2023, 145(8): 081012. doi: https://doi.org/10.1115/1.4062243

Abstract

View articletitled, Assessment of the Impeller/Volute Relationship of Centrifugal Fans From an Aerodynamic and Aeroacoustic Perspective

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Topics: Design , Displacement , Impellers , Pressure , Fans , Optimization , Stress , Flow (Dynamics)

Roughness-Resolved Large-Eddy Simulation of Additive Manufacturing-Like Channel Flows

Serge Meynet, Alexis Barge, Vincent Moureau, Guillaume Balarac, Ghislain Lartigue, Abdellah Hadjadj

J. Turbomach. August 2023, 145(8): 081013. doi: https://doi.org/10.1115/1.4062245

Abstract

View articletitled, Roughness-Resolved Large-Eddy Simulation of Additive Manufacturing-Like Channel Flows

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Topics: Surface roughness , Reynolds number , Turbulence , Large eddy simulation , Temperature , Heat transfer

Experimental Investigations of Centrifugal Compressor Surge Noise

Ben Zhao, Teng Zhou, Ce Yang

J. Turbomach. August 2023, 145(8): 081014. doi: https://doi.org/10.1115/1.4062244

Abstract

View articletitled, Experimental Investigations of Centrifugal Compressor Surge Noise

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Topics: Compressors , Noise (Sound) , Pressure , Surges , Microphones , Acoustics

The Role of Endwall Shape Optimization in the Design of Supersonic Turbines for Rotating Detonation Engines

Noraiz Mushtaq, Giacomo Persico, Paolo Gaetani

J. Turbomach. August 2023, 145(8): 081015. doi: https://doi.org/10.1115/1.4062277

Abstract

View articletitled, The Role of Endwall Shape Optimization in the Design of Supersonic Turbines for Rotating Detonation Engines

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Topics: Blades , Design , Flow (Dynamics) , Rotors , Shape optimization , Stators , Turbines , Optimization , Explosions , Mach number

Interaction Mechanism of Transonic Squealer Tip Cooling With the Effect of High-Speed Relative Casing Motion

W. Xie, S. Lu, H. Jiang, X. Peng, Q. Zhang

J. Turbomach. August 2023, 145(8): 081016. doi: https://doi.org/10.1115/1.4062278

Abstract

View articletitled, Interaction Mechanism of Transonic Squealer Tip Cooling With the Effect of High-Speed Relative Casing Motion

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Topics: Cavities , Computational fluid dynamics , Cooling , Pressure

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Research Papers

The New Chapter of Transonic Compressor Cascade Design at the DLR

Validation of an Analytical Model for the Acoustic Impedance Eduction of Multicavity Resonant Liners by a High-Fidelity Large Eddy Simulation Approach

Blade Vibration Analysis for Radial Turbine Featuring a Multi-Channel Casing Design

A Method for Predicting the Aeroelastic Response of Radial Turbomachines

Investigation of the Interaction Between Tip Leakage and Main Annulus Flow in the Large Scale Turbine Rig: Comparison of Different Rotor Tip Geometries

Upstream Jet Cooling and Dual Cavity Slashface Leakage Cooling on a Transonic Nozzle Guide Vane Endwall

Assessment of a Conjugate Heat Transfer Method on an Effusion Cooled Combustor Operated With a Swirl Stabilized Partially Premixed Flame

Effect of Solidity and Aspect Ratio on the Aerodynamic Performance of Axial-Flow Fans With 0.2 Hub-to-Tip Ratio

Manufacturing a Ceramic Turbine Rotor for a Compact Jet Engine

Quasi-Dynamic Approximation of Unsteady Pressure Distribution for Transonic Airfoils in Flutter

Turbine Endwall Contouring Through Advanced Optimization Techniques

Assessment of the Impeller/Volute Relationship of Centrifugal Fans From an Aerodynamic and Aeroacoustic Perspective

Roughness-Resolved Large-Eddy Simulation of Additive Manufacturing-Like Channel Flows

Experimental Investigations of Centrifugal Compressor Surge Noise

The Role of Endwall Shape Optimization in the Design of Supersonic Turbines for Rotating Detonation Engines

Interaction Mechanism of Transonic Squealer Tip Cooling With the Effect of High-Speed Relative Casing Motion

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