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Journal Articles

Investigation of the Flow Field and the Pressure Recovery in a Gas Turbine Exhaust Diffuser at Design, Part-Load, and Over-Load Conditions

Maximilian Bauer, Simon Hummel, Markus Schatz, Martin Kegalj, Damian M. Vogt
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. August 2022, 144(8): 081010.
Paper No: TURBO-20-1269
DOI: https://doi.org/10.1115/1.4053836
Published Online: March 4, 2022
View Article titled, Investigation of the Flow Field and the Pressure Recovery in a Gas Turbine Exhaust Diffuser at Design, Part-Load, and Over-Load Conditions
Click here to open pdf in another window PDF for Investigation of the Flow Field and the Pressure Recovery in a Gas Turbine Exhaust Diffuser at Design, Part-Load, and Over-Load Conditions
Topics: Computational fluid dynamics, Design, Diffusers, Flow (Dynamics), Pressure, Stress, Gas turbines, Struts (Engineering), Wakes, Separation (Technology)
Journal Articles

The Influence of Purge Flow Parameters on Heat Transfer and Film Cooling in Turbine Center Frames

Patrick R. Jagerhofer, Marios Patinios, Tobias Glasenapp, Emil Göttlich, Federica Farisco
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. July 2022, 144(7): 071001.
Paper No: TURBO-21-1205
DOI: https://doi.org/10.1115/1.4053235
Published Online: February 24, 2022
View Article titled, The Influence of Purge Flow Parameters on Heat Transfer and Film Cooling in Turbine Center Frames
Click here to open pdf in another window PDF for The Influence of Purge Flow Parameters on Heat Transfer and Film Cooling in Turbine Center Frames
Topics: Cavities, Film cooling, Flow (Dynamics), Heat transfer, Heat transfer coefficients, Struts (Engineering), Cooling, Turbines, Density, Heat flux
Journal Articles

An Experimental, Aerodynamic Evaluation of Design Choices for a Low-Pressure Compressor Transition Duct

A. Duncan Walker, Ian Mariah, Chris Hall
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. September 2021, 143(9): 091004.
Paper No: TURBO-20-1386
DOI: https://doi.org/10.1115/1.4050598
Published Online: May 3, 2021
View Article titled, An Experimental, Aerodynamic Evaluation of Design Choices for a Low-Pressure Compressor Transition Duct
Click here to open pdf in another window PDF for An Experimental, Aerodynamic Evaluation of Design Choices for a Low-Pressure Compressor Transition Duct
Topics: Compressors, Design, Ducts, Flow (Dynamics), Pressure, Struts (Engineering), Rotors
Journal Articles

Super Aggressive S-Ducts for Air Breathing Rocket Engines

J. V. Taylor, F. Flanagan, A. Dunlop, S. D. Grimshaw, R. J. Miller
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. June 2021, 143(6): 061015.
Paper No: TURBO-20-1317
DOI: https://doi.org/10.1115/1.4050596
Published Online: April 27, 2021
View Article titled, Super Aggressive S-Ducts for Air Breathing Rocket Engines
Click here to open pdf in another window PDF for Super Aggressive S-Ducts for Air Breathing Rocket Engines
Topics: Design, Ducts, Flow (Dynamics), Struts (Engineering), Blades, Computational fluid dynamics
Journal Articles

A Sector-Cascade Test Rig for Measurements of Heat Transfer in Turbine Center Frames

Patrick R. Jagerhofer, Marios Patinios, Gerhard Erlacher, Tobias Glasenapp, Emil Göttlich, Federica Farisco
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. July 2021, 143(7): 071015.
Paper No: TURBO-20-1341
DOI: https://doi.org/10.1115/1.4050432
Published Online: April 21, 2021
View Article titled, A Sector-Cascade Test Rig for Measurements of Heat Transfer in Turbine Center Frames
Click here to open pdf in another window PDF for A Sector-Cascade Test Rig for Measurements of Heat Transfer in Turbine Center Frames
Topics: Film cooling, Flow (Dynamics), Heat transfer, Heat transfer coefficients, Temperature, Turbines, Struts (Engineering), Cavities, Cascades (Fluid dynamics), Pressure
Journal Articles

Impact of Turbine-Strut Clocking on the Performance of a Turbine Center Frame

P. Z. Sterzinger, F. Merli, A. Peters, S. Behre, F. Heitmeir, E. Göttlich
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2021, 143(5): 051011.
Paper No: TURBO-20-1267
DOI: https://doi.org/10.1115/1.4050145
Published Online: April 13, 2021
View Article titled, Impact of Turbine-Strut Clocking on the Performance of a Turbine Center Frame
Click here to open pdf in another window PDF for Impact of Turbine-Strut Clocking on the Performance of a Turbine Center Frame
Topics: Flow (Dynamics), Pressure, Struts (Engineering), Turbines, Ducts, Computational fluid dynamics
Journal Articles

Aerodynamic Performance of Turbine Center Frames With Purge Flows—Part I: The Influence of Turbine Purge Flow Rates

Stefan Zerobin, Andreas Peters, Sabine Bauinger, Ashwini Bhadravati Ramesh, Michael Steiner, Franz Heitmeir, Emil Göttlich
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. May 2018, 140(6): 061009.
Paper No: TURBO-17-1223
DOI: https://doi.org/10.1115/1.4039362
Published Online: May 3, 2018
View Article titled, Aerodynamic Performance of Turbine Center Frames With Purge Flows—Part I: The Influence of Turbine Purge Flow Rates
Click here to open pdf in another window PDF for Aerodynamic Performance of Turbine Center Frames With Purge Flows—Part I: The Influence of Turbine Purge Flow Rates
Topics: Flow (Dynamics), Pressure, Struts (Engineering), Turbines, Rotors, Cavities
Journal Articles

Development of a Turning Mid Turbine Frame With Embedded Design—Part I: Design and Steady Measurements

Rosario Spataro, Emil Göttlich, Davide Lengani, Christian Faustmann, Franz Heitmeir
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. July 2014, 136(7): 071008.
Paper No: TURBO-13-1194
DOI: https://doi.org/10.1115/1.4025949
Published Online: January 2, 2014
View Article titled, Development of a Turning Mid Turbine Frame With Embedded Design—Part I: Design and Steady Measurements
Click here to open pdf in another window PDF for Development of a Turning Mid Turbine Frame With Embedded Design—Part I: Design and Steady Measurements
Topics: Design, Flow (Dynamics), Pressure, Rotors, Struts (Engineering), Turbines, Ducts
Journal Articles

Development of a Turning Mid Turbine Frame With Embedded Design—Part II: Unsteady Measurements

Rosario Spataro, Emil Göttlich, Davide Lengani, Christian Faustmann, Franz Heitmeir
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. July 2014, 136(7): 071012.
Paper No: TURBO-13-1222
DOI: https://doi.org/10.1115/1.4025950
Published Online: January 2, 2014
View Article titled, Development of a Turning Mid Turbine Frame With Embedded Design—Part II: Unsteady Measurements
Click here to open pdf in another window PDF for Development of a Turning Mid Turbine Frame With Embedded Design—Part II: Unsteady Measurements
Topics: Flow (Dynamics), Fluctuations (Physics), Pressure, Rotors, Turbines, Design, Blades, Struts (Engineering), Wakes
Journal Articles

Experimental Heat Transfer Investigation of an Aggressive Intermediate Turbine Duct

Carlos Arroyo Osso, T. Gunnar Johansson, Fredrik Wallin
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. September 2012, 134(5): 051026.
DOI: https://doi.org/10.1115/1.4004779
Published Online: May 24, 2012
View Article titled, Experimental Heat Transfer Investigation of an Aggressive Intermediate Turbine Duct
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Topics: Ducts, Flow (Dynamics), Heat transfer, Heat transfer coefficients, Struts (Engineering), Turbines, Pressure
Journal Articles

Aerodynamic Analysis of an Innovative Low Pressure Vane Placed in an s-Shape Duct

Sergio Lavagnoli, Tolga Yasa, Guillermo Paniagua, Lionel Castillon, Simone Duni
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. January 2012, 134(1): 011013.
DOI: https://doi.org/10.1115/1.4003241
Published Online: May 27, 2011
View Article titled, Aerodynamic Analysis of an Innovative Low Pressure Vane Placed in an s-Shape Duct
Click here to open pdf in another window PDF for Aerodynamic Analysis of an Innovative Low Pressure Vane Placed in an s-Shape Duct
Topics: Flow (Dynamics), Pressure, Rotors, Struts (Engineering), Turbines, Blades, Stators, Airfoils
Journal Articles

Optimization of Nonaxisymmetric Endwalls in Compressor S-Shaped Ducts

Edward M. J. Naylor, Cecilia Ortiz Dueñas, Robert J. Miller, Howard P. Hodson
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. January 2010, 132(1): 011011.
DOI: https://doi.org/10.1115/1.3103927
Published Online: September 17, 2009
View Article titled, Optimization of Nonaxisymmetric Endwalls in Compressor S-Shaped Ducts
Click here to open pdf in another window PDF for Optimization of Nonaxisymmetric Endwalls in Compressor S-Shaped Ducts
Topics: Design, Ducts, Optimization, Struts (Engineering), Pressure, Compressors, Separation (Technology), Flow (Dynamics), Corners (Structural elements)
Journal Articles

Shorten the Intermediate Turbine Duct Length by Applying an Integrated Concept

A. Marn, E. Göttlich, D. Cadrecha, H. P. Pirker
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2009, 131(4): 041014.
DOI: https://doi.org/10.1115/1.3070578
Published Online: July 6, 2009
View Article titled, Shorten the Intermediate Turbine Duct Length by Applying an Integrated Concept
Click here to open pdf in another window PDF for Shorten the Intermediate Turbine Duct Length by Applying an Integrated Concept
Topics: Design, Ducts, Flow (Dynamics), Pressure, Struts (Engineering), Turbines, Mach number, Probes, Blades, Yaw
Journal Articles

A New Tailpipe Design for GE Frame-Type Gas Turbines to Substantially Lower Pressure Losses

Richard Golomb, Vivek Sahai, Dah Yu Cheng
Journal: Journal of Turbomachinery
Article Type: Technical Papers
J. Turbomach. January 2003, 125(1): 128–132.
DOI: https://doi.org/10.1115/1.1515335
Published Online: January 23, 2003
View Article titled, A New Tailpipe Design for GE Frame-Type Gas Turbines to Substantially Lower Pressure Losses
Click here to open pdf in another window PDF for A New Tailpipe Design for GE Frame-Type Gas Turbines to Substantially Lower Pressure Losses
Topics: Design, Exhaust systems, Flow (Dynamics), Gas turbines, Pressure, Turbulence, Flow separation, Turning vanes, Turbines, Noise (Sound)
Journal Articles

Design and Testing of Swept and Leaned Outlet Guide Vanes to Reduce Stator–Strut–Splitter Aerodynamic Flow Interactions

A. R. Wadia, P. N. Szucs, K. L. Gundy-Burlet
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. July 1999, 121(3): 416–427.
DOI: https://doi.org/10.1115/1.2841334
Published Online: July 1, 1999
View Article titled, Design and Testing of Swept and Leaned Outlet Guide Vanes to Reduce Stator–Strut–Splitter Aerodynamic Flow Interactions
Click here to open pdf in another window PDF for Design and Testing of Swept and Leaned Outlet Guide Vanes to Reduce Stator–Strut–Splitter Aerodynamic Flow Interactions
Topics: Aerodynamic flow, Design, Guide vanes, Stators, Struts (Engineering), Testing, Flow (Dynamics), Engines, Pressure, Stability
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
Article Type: Research Papers
J. Turbomach. July 1999, 121(3): 626–634.
DOI: 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
Click here to open pdf in another window PDF for The Effect of Inlet Boundary Layer Thickness on the Flow Within an Annular S-Shaped Duct
Topics: Boundary layers, Ducts, Flow (Dynamics), Compressors, Pressure, Geometry, Struts (Engineering), Vortices, Design, Engines
Journal Articles

Vortex Shedding From Struts in an Annular Exhaust Diffuser

T. F. Fric, R. Villarreal, R. O. Auer, M. L. James, D. Ozgur, T. K. Staley
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. January 1998, 120(1): 186–192.
DOI: https://doi.org/10.1115/1.2841380
Published Online: January 1, 1998
View Article titled, Vortex Shedding From Struts in an Annular Exhaust Diffuser
Click here to open pdf in another window PDF for Vortex Shedding From Struts in an Annular Exhaust Diffuser
Topics: Diffusers, Exhaust systems, Vortex shedding, Struts (Engineering), Wakes, Chords (Trusses), Noise (Sound), Wind tunnels, Acoustics, Cylinders
Journal Articles

Prediction and Measurement of the Total Pressure Loss in an Engine Representative Diffuser System

A. R. Little, P. A. Denman, A. P. Manners
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. April 1997, 119(2): 390–396.
DOI: https://doi.org/10.1115/1.2841123
Published Online: April 1, 1997
View Article titled, Prediction and Measurement of the Total Pressure Loss in an Engine Representative Diffuser System
Click here to open pdf in another window PDF for Prediction and Measurement of the Total Pressure Loss in an Engine Representative Diffuser System
Topics: Diffusers, Engines, Pressure, Errors, Flow (Dynamics), Geometry, Computational fluid dynamics, Struts (Engineering), Turbulence
Journal Articles

Performance Assessment of an Annular S-Shaped Duct

D. W. Bailey, K. M. Britchford, J. F. Carrote, S. J. Stevens
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. January 1997, 119(1): 149–156.
DOI: https://doi.org/10.1115/1.2841003
Published Online: January 1, 1997
View Article titled, Performance Assessment of an Annular S-Shaped Duct
Click here to open pdf in another window PDF for Performance Assessment of an Annular S-Shaped Duct
Topics: Ducts, Compressors, Pressure, Engines, Flow (Dynamics), Shear stress, Struts (Engineering), Aircraft, Blades, Boundary layers
Journal Articles

Compressor Blade Forced Response Due to Downstream Vane-Strut Potential Interaction

H.-W. D. Chiang, M. G. Turner
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. January 1996, 118(1): 134–142.
DOI: https://doi.org/10.1115/1.2836594
Published Online: January 1, 1996
View Article titled, Compressor Blade Forced Response Due to Downstream Vane-Strut Potential Interaction
Click here to open pdf in another window PDF for Compressor Blade Forced Response Due to Downstream Vane-Strut Potential Interaction
Topics: Blades, Compressors, Struts (Engineering), Stators, Computational fluid dynamics, Pressure, Rotors, Damping, Finite element model, Flow (Dynamics)