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Journal Articles

Experimental Investigation of the Effect of Bleed on the Aerodynamics of a Low-Pressure Compressor Stage in a Turbofan Engine

Apostolos Spanelis, Paul A. Denman, Ian Mariah, A. Duncan Walker
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2024, 146(3): 031013.
Paper No: TURBO-23-1181
https://doi.org/10.1115/1.4064084
Published Online: December 14, 2023
View Article titled, Experimental Investigation of the Effect of Bleed on the Aerodynamics of a Low-Pressure Compressor Stage in a Turbofan Engine
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Topics: Compressors, Design, Ducts, Engines, Flow (Dynamics), Pressure, Rotors, Struts (Engineering), Turbofans, Aerodynamics
Journal Articles

Body Force Modeling of the Fan Stage of a Windmilling Turbofan

Massyl Lagha, Guillaume Dufour
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2023, 145(10): 101003.
Paper No: TURBO-21-1086
https://doi.org/10.1115/1.4062837
Published Online: July 28, 2023
View Article titled, Body Force Modeling of the Fan Stage of a Windmilling Turbofan
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Topics: Blades, Computational fluid dynamics, Engines, Flow (Dynamics), Modeling, Pressure, Rotors, Simulation, Stators, Turbofans
Journal Articles

Zonal Detached Eddy Simulation of the Fan-Outlet Guide Vanes Stage of a Turbofan Engine: Part I—Methodology, Numerical Setup, and Aerodynamic Analysis

Benjamin François, Cyril Polacsek, Raphaël Barrier
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2022, 144(11): 111004.
Paper No: TURBO-21-1140
https://doi.org/10.1115/1.4054528
Published Online: July 21, 2022
View Article titled, Zonal Detached Eddy Simulation of the Fan-Outlet Guide Vanes Stage of a Turbofan Engine: Part I—Methodology, Numerical Setup, and Aerodynamic Analysis
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Topics: Blades, Eddies (Fluid dynamics), Flow (Dynamics), Guide vanes, Reynolds-averaged Navier–Stokes equations, Simulation, Turbulence, Wakes, Turbofans, Noise (Sound)
Journal Articles

Zonal Detached Eddy Simulation of the Fan-Outlet Guide Vanes Stage of a Turbofan Engine: Part II—Broadband Noise Predictions

Cyril Polacsek, Majd Daroukh, Benjamin François, Raphael Barrier
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2022, 144(11): 111005.
Paper No: TURBO-21-1117
https://doi.org/10.1115/1.4054764
Published Online: July 21, 2022
View Article titled, Zonal Detached Eddy Simulation of the Fan-Outlet Guide Vanes Stage of a Turbofan Engine: Part II—Broadband Noise Predictions
Open the PDF for Zonal Detached Eddy Simulation of the Fan-Outlet Guide Vanes Stage of a Turbofan Engine: Part II—Broadband Noise Predictions in another window
Topics: Acoustics, Noise (Sound), Reynolds-averaged Navier–Stokes equations, Simulation, Spectra (Spectroscopy), Turbulence, Wake turbulence, Ducts, Computational fluid dynamics, Pressure
Journal Articles

Design and Testing of a Multi-Stage Intermediate Pressure Turbine for Future Geared Turbofans

D. Torre, G. García-Valdecasas, A. Puente, D. Hernández, S. Luque
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2022, 144(9): 091008.
Paper No: TURBO-21-1209
https://doi.org/10.1115/1.4053491
Published Online: March 4, 2022
View Article titled, Design and Testing of a Multi-Stage Intermediate Pressure Turbine for Future Geared Turbofans
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Topics: Design, Flow (Dynamics), Pressure, Turbines, Turbofans, Airfoils
Journal Articles

A High-Resolution Continuous-Scan Acoustic Measurement Method for Turbofan Engine Applications

Parthiv N. Shah, Håvard Vold, Dan Hensley, Edmane Envia, David Stephens
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. December 2015, 137(12): 121002.
Paper No: TURBO-15-1064
https://doi.org/10.1115/1.4031341
Published Online: September 23, 2015
View Article titled, A High-Resolution Continuous-Scan Acoustic Measurement Method for Turbofan Engine Applications
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Topics: Acoustics, Engines, Filters, Microphones, Noise (Sound), Resolution (Optics), Signals, Spectra (Spectroscopy), Turbofans, Tachometers
Journal Articles

A Novel Gas Generator Concept for Jet Engines Using a Rotating Combustion Chamber

Peter Jeschke, Andreas Penkner
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. July 2015, 137(7): 071010.
Paper No: TURBO-14-1288
https://doi.org/10.1115/1.4029201
Published Online: July 1, 2015
View Article titled, A Novel Gas Generator Concept for Jet Engines Using a Rotating Combustion Chamber
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Topics: Combustion chambers, Compressors, Design, Engines, Flow (Dynamics), Generators, Pressure, Turbofans, Turbines, Unmanned aerial vehicles
Journal Articles

Experimental Analysis of the Global Performance and the Flow Through a High-Bypass Turbofan in Windmilling Conditions

Nicolás García Rosa, Guillaume Dufour, Roger Barènes, Gérard Lavergne
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2015, 137(5): 051001.
Paper No: TURBO-14-1024
https://doi.org/10.1115/1.4028647
Published Online: May 1, 2015
View Article titled, Experimental Analysis of the Global Performance and the Flow Through a High-Bypass Turbofan in Windmilling Conditions
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Topics: Engines, Flow (Dynamics), Pressure, Turbofans
Journal Articles

Characteristics of Turbulence in a Turbofan Stage

Jeremy Maunus, Sheryl Grace, Douglas Sondak, Victor Yakhot
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. March 2013, 135(2): 021024.
Paper No: TURBO-10-1232
https://doi.org/10.1115/1.4006774
Published Online: November 8, 2012
View Article titled, Characteristics of Turbulence in a Turbofan Stage
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Topics: Energy dissipation, Flow (Dynamics), Turbulence, Kinetic energy, Turbofans, Wire
Journal Articles

Study of Sand Particle Trajectories and Erosion Into the First Compression Stage of a Turbofan

Adel Ghenaiet
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2012, 134(5): 051025.
https://doi.org/10.1115/1.4004750
Published Online: May 24, 2012
View Article titled, Study of Sand Particle Trajectories and Erosion Into the First Compression Stage of a Turbofan
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Topics: Blades, Diffusers, Erosion, Particulate matter, Rotors, Sands, Inlet guide vanes, Pressure, Compression, Turbofans
Journal Articles

Engine Design Studies for a Silent Aircraft

Cesare A. Hall, Daniel Crichton
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. July 2007, 129(3): 479–487.
https://doi.org/10.1115/1.2472398
Published Online: July 23, 2006
View Article titled, Engine Design Studies for a Silent Aircraft
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Topics: Aircraft, Cycles, Design, Engines, Noise (Sound), Turbofans, Propulsion systems, Nozzles, Exhaust systems, Thrust
Journal Articles

Propagation and Decay of Shock Waves in Turbofan Engine Inlets

Dilip Prasad, Jinzhang Feng
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. January 2005, 127(1): 118–127.
https://doi.org/10.1115/1.1811102
Published Online: February 9, 2005
View Article titled, Propagation and Decay of Shock Waves in Turbofan Engine Inlets
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Topics: Acoustics, Engines, Flight, Flow (Dynamics), Mach number, Rotors, Shock (Mechanics), Shock waves, Energy dissipation, Blades
Journal Articles

Turbofan Performance Deterioration Tracking Using Nonlinear Models and Optimization Techniques

K. Mathioudakis, Associate Professor, Ph. Kamboukos, Research Assistant, A. Stamatis, Research Associate
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. October 2002, 124(4): 580–587.
https://doi.org/10.1115/1.1512678
Published Online: November 7, 2002
View Article titled, Turbofan Performance Deterioration Tracking Using Nonlinear Models and Optimization Techniques
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Topics: Engines, Optimization, Algorithms, Turbofans
Journal Articles

The Influence of Transient Inlet Distortions on the Instability Inception of a Low-Pressure Compressor in a Turbofan Engine

Dirk C. Leinhos, Norbert R. Schmid, Leonhard Fottner
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. January 2001, 123(1): 1–8.
https://doi.org/10.1115/1.1330271
Published Online: February 1, 2000
View Article titled, The Influence of Transient Inlet Distortions on the Instability Inception of a Low-Pressure Compressor in a Turbofan Engine
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Topics: Compressors, Engines, Flow (Dynamics), Pressure, Transients (Dynamics), Sensors, Turbofans, Stall inception, Wavelets
Journal Articles

Steady Performance Measurements of a Turbofan Engine With Inlet Distortions Containing Co- and Counterrotating Swirl From an Intake Diffuser for Hypersonic Flight

Norbert R. Schmid, Dirk C. Leinhos, Leonhard Fottner
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. April 2001, 123(2): 379–385.
https://doi.org/10.1115/1.1343466
Published Online: February 1, 2000
View Article titled, Steady Performance Measurements of a Turbofan Engine With Inlet Distortions Containing Co- and Counterrotating Swirl From an Intake Diffuser for Hypersonic Flight
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Topics: Engines, Flow (Dynamics), Pressure, Turbofans, Compressors, Thrust, Flight, Ducts
Journal Articles

The Effect of Inlet Boundary Layer Thickness on the Flow Within an Annular S-Shaped Duct

T. Sonoda, T. Arima, M. Oana
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 1999, 121(3): 626–634.
https://doi.org/10.1115/1.2841361
Published Online: July 1, 1999
View Article titled, The Effect of Inlet Boundary Layer Thickness on the Flow Within an Annular S-Shaped Duct
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Topics: Boundary layers, Ducts, Flow (Dynamics), Compressors, Pressure, Geometry, Struts (Engineering), Vortices, Design, Engines
Journal Articles

The Influence of Downstream Passage on the Flow Within an Annular S-Shaped Duct

T. Sonoda, T. Arima, M. Oana
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 1998, 120(4): 714–722.
https://doi.org/10.1115/1.2841782
Published Online: October 1, 1998
View Article titled, The Influence of Downstream Passage on the Flow Within an Annular S-Shaped Duct
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Topics: Ducts, Flow (Dynamics), Compressors, Vortices, Geometry, High pressure (Physics), Pressure, Boundary layers, Engines, Pressure gradient
Journal Articles

Prediction of Turbine Blade Vibratory Response Due to Upstream Vane Distress

J. Panovsky, S. M. Carson
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 1998, 120(3): 515–521.
https://doi.org/10.1115/1.2841748
Published Online: July 1, 1998
View Article titled, Prediction of Turbine Blade Vibratory Response Due to Upstream Vane Distress
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Topics: Turbine blades, Blades, Computational fluid dynamics, Engines, Excitation, Crack propagation, Flow (Dynamics), Fracture (Materials), High pressure (Physics), Stress
Journal Articles

Stall Inception in the Compressor System of a Turbofan Engine

Bernd Ho¨ss, Dirk Leinhos, Leonhard Fottner
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. January 2000, 122(1): 32–44.
https://doi.org/10.1115/1.555425
Published Online: February 1, 1998
View Article titled, Stall Inception in the Compressor System of a Turbofan Engine
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Topics: Compressors, Engines, Flow (Dynamics), Fourier transforms, Pressure, Rotors, Signals, Stall inception, Wavelet transforms, Waves
Journal Articles

The Application of Actuator Disks to Calculations of the Flow in Turbofan Installations

W. G. Joo, T. P. Hynes
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 1997, 119(4): 733–741.
https://doi.org/10.1115/1.2841183
Published Online: October 1, 1997
View Article titled, The Application of Actuator Disks to Calculations of the Flow in Turbofan Installations
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Topics: Actuators, Disks, Flow (Dynamics), Turbofans, Engines