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Journal Articles

Block Spectral Method Analysis for Turbomachinery Applications

Roque Corral, David Romera, Miguel Montiel
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2024, 146(7): 071007.
Paper No: TURBO-23-1206
https://doi.org/10.1115/1.4065411
Published Online: May 23, 2024
View Article titled, Block Spectral Method Analysis for Turbomachinery Applications
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Topics: Annulus, Blades, Flow (Dynamics), Simulation, Turbomachinery, Wave equations, Wavelength, Rotors, Fourier transforms
Journal Articles

Amplitude and Wavelength Effects for Wavy Channels

Thomas M. Corbett, Karen A. Thole, Sudhakar Bollapragada
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2023, 145(3): 031011.
Paper No: TURBO-22-1199
https://doi.org/10.1115/1.4055612
Published Online: October 20, 2022
View Article titled, Amplitude and Wavelength Effects for Wavy Channels
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Topics: Flow (Dynamics), Friction, Heat transfer, Wavelength, Reynolds number, Computational fluid dynamics, Pressure, Surface roughness
Journal Articles

Effects of Surface Waviness on Fan Blade Boundary Layer Transition and Profile Loss—Part I: Methodology and Computational Results

Jinwook Lee, Zoltán S. Spakovszky, Edward M. Greitzer, Mark Drela, Jérôme Talbotec
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2022, 144(2): 021001.
Paper No: TURBO-21-1159
https://doi.org/10.1115/1.4052235
Published Online: September 22, 2021
View Article titled, Effects of Surface Waviness on Fan Blade Boundary Layer Transition and Profile Loss—Part I: Methodology and Computational Results
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Topics: Blades, Boundary layers, Flow (Dynamics), Wavelength, Waves, Acoustics
Journal Articles

Effects of Surface Waviness on Fan Blade Boundary Layer Transition and Profile Loss—Part II: Experimental Assessments and Applications

Jinwook Lee, Vaishnavi Ramaswamy, Zoltán S. Spakovszky, Edward M. Greitzer, Mark Drela, Jérôme Talbotec
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2022, 144(2): 021002.
Paper No: TURBO-21-1160
https://doi.org/10.1115/1.4052236
Published Online: September 22, 2021
View Article titled, Effects of Surface Waviness on Fan Blade Boundary Layer Transition and Profile Loss—Part II: Experimental Assessments and Applications
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Topics: Blades, Boundary layers, Chords (Trusses), Wavelength, Waves, Thermography, Design, Surface waves (Fluid)
Journal Articles

Experimental Investigation of Numerically Optimized Wavy Microchannels Created Through Additive Manufacturing

Kathryn L. Kirsch, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. February 2018, 140(2): 021002.
Paper No: TURBO-17-1149
https://doi.org/10.1115/1.4038180
Published Online: November 7, 2017
View Article titled, Experimental Investigation of Numerically Optimized Wavy Microchannels Created Through Additive Manufacturing
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Topics: Design, Flow (Dynamics), Heat transfer, Microchannels, Optimization, Pressure, Friction, Additive manufacturing, Shapes, Wavelength
Journal Articles

Experimental Investigation on the Time–Space Evolution of a Laminar Separation Bubble by Proper Orthogonal Decomposition and Dynamic Mode Decomposition

D. Lengani, D. Simoni, M. Ubaldi, P. Zunino, F. Bertini
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. March 2017, 139(3): 031006.
Paper No: TURBO-16-1225
https://doi.org/10.1115/1.4034917
Published Online: November 16, 2016
View Article titled, Experimental Investigation on the Time–Space Evolution of a Laminar Separation Bubble by Proper Orthogonal Decomposition and Dynamic Mode Decomposition
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Topics: Bubbles, Dynamics (Mechanics), Eigenvalues, Flow (Dynamics), Fluctuations (Physics), Principal component analysis, Separation (Technology), Shear (Mechanics), Wavelength, Boundary layers
Journal Articles

Heat Transfer and Pressure Loss Measurements in Additively Manufactured Wavy Microchannels

Kathryn L. Kirsch, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. January 2017, 139(1): 011007.
Paper No: TURBO-16-1155
https://doi.org/10.1115/1.4034342
Published Online: September 13, 2016
View Article titled, Heat Transfer and Pressure Loss Measurements in Additively Manufactured Wavy Microchannels
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Topics: Additive manufacturing, Flow (Dynamics), Friction, Heat transfer, Pressure, Reynolds number, Microchannels, Surface roughness, Wavelength
Journal Articles

Real-Time Burst Signal Removal Using Multicolor Pyrometry Based Filter for Improved Jet Engine Control

Guanghua Wang, Jordi Estevadeordal, Nirm Nirmalan, Sean P. Harper
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. August 2015, 137(8): 081008.
Paper No: TURBO-14-1265
https://doi.org/10.1115/1.4029615
Published Online: August 1, 2015
View Article titled, Real-Time Burst Signal Removal Using Multicolor Pyrometry Based Filter for Improved Jet Engine Control
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Topics: Blades, Emissivity, Filters, Signals, Temperature, Engines, Algorithms, Jet engines, Design, Pyrometers
Journal Articles

Multicolor Techniques for Identification and Filtering of Burst Signals in Jet Engine Pyrometers

Jordi Estevadeordal, Guanghua Wang, Nirm Nirmalan, Anquan Wang, Sean P. Harper, Joseph D. Rigney
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. March 2014, 136(3): 031004.
Paper No: TURBO-13-1004
https://doi.org/10.1115/1.4024678
Published Online: September 26, 2013
View Article titled, Multicolor Techniques for Identification and Filtering of Burst Signals in Jet Engine Pyrometers
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Topics: Blades, Emissivity, Pyrometers, Signals, Soot, Temperature, Wavelength, Particulate matter, Radiation (Physics), Algorithms
Journal Articles

Investigation of Streamwise and Transverse Instabilities on Swept Cylinders and Implications for Turbine Blading

J. P. Gostelow, A. Rona, M. De Saint Jean, S. J. Garrett, W. A. McMullan
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. September 2013, 135(5): 051018.
Paper No: TURBO-12-1098
https://doi.org/10.1115/1.4007833
Published Online: June 28, 2013
View Article titled, Investigation of Streamwise and Transverse Instabilities on Swept Cylinders and Implications for Turbine Blading
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Topics: Blades, Boundary layers, Circular cylinders, Cylinders, Flow (Dynamics), Flow visualization, Reynolds number, Separation (Technology), Suction, Turbine blades
Journal Articles

An Investigation of Stall Inception in Centrifugal Compressor Vaned Diffuser 1

Jonathan N. Everitt, Zoltán S. Spakovszky
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. January 2013, 135(1): 011025.
Paper No: TURBO-11-1156
https://doi.org/10.1115/1.4006533
Published Online: November 5, 2012
View Article titled, An Investigation of Stall Inception in Centrifugal Compressor Vaned Diffuser 1
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Topics: Compressors, Design, Diffusers, Flow (Dynamics), Stall inception, Pressure, Simulation, Wavelength, Impellers
Journal Articles

A Computational Model for Short-Wavelength Stall Inception and Development in Multistage Compressors

Y. Gong, C. S. Tan, K. A. Gordon, E. M. Greitzer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 1999, 121(4): 726–734.
https://doi.org/10.1115/1.2836726
Published Online: October 1, 1999
View Article titled, A Computational Model for Short-Wavelength Stall Inception and Development in Multistage Compressors
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Topics: Compressors, Stall inception, Wavelength, Blades, Rotors, Stators, Inlet guide vanes, Switches
Journal Articles

Effects of Nonaxisymmetric Tip Clearance on Axial Compressor Performance and Stability

M. B. Graf, T. S. Wong, E. M. Greitzer, F. E. Marble, C. S. Tan, H.-W. Shin, D. C. Wisler
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 1998, 120(4): 648–661.
https://doi.org/10.1115/1.2841774
Published Online: October 1, 1998
View Article titled, Effects of Nonaxisymmetric Tip Clearance on Axial Compressor Performance and Stability
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Topics: Clearances (Engineering), Compressors, Stability, Pressure, Wavelength, Flow (Dynamics), Steady state, Annulus, Design, System dynamics
Journal Articles

An Asymptotic Analysis of Mixing Loss

G. Fritsch, M. B. Giles
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 1995, 117(3): 367–374.
https://doi.org/10.1115/1.2835670
Published Online: July 1, 1995
View Article titled, An Asymptotic Analysis of Mixing Loss
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Topics: Compressible flow, Computer simulation, Energy dissipation, Entropy, Flow (Dynamics), Pressure, Rotors, Simulation, Stators, Turbines
Journal Articles

The Extension and Application of Three-Dimensional Time-Marching Analyses to Incompressible Turbomachinery Flows

P. J. Walker, W. N. Dawes
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 1990, 112(3): 385–390.
https://doi.org/10.1115/1.2927671
Published Online: July 1, 1990
View Article titled, The Extension and Application of Three-Dimensional Time-Marching Analyses to Incompressible Turbomachinery Flows
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Topics: Flow (Dynamics), Turbomachinery, Errors, Mach number, Acoustics, Compressibility, Compressible flow, Geometry, Inflow, Inviscid flow