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Journal Articles

Wake Dynamics of Complex Turning Vanes Using Time-Resolved Particle Image Velocimetry Measurements

Andrew P. Hayden, John Gillespie, Cole Hefner, K. Todd Lowe, Alexandrina Untaroiu
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. January 2025, 147(1): 011501.
Paper No: FE-23-1522
https://doi.org/10.1115/1.4065963
Published Online: August 29, 2024
View Article titled, Wake Dynamics of Complex Turning Vanes Using Time-Resolved Particle Image Velocimetry Measurements
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Topics: Dynamics (Mechanics), Flow (Dynamics), Particle image velocimetry, Turning vanes, Wakes, Junctions, Turning angles, Principal component analysis
Journal Articles

Dual-Orthogonal-Plane Particle Image Velocimetry Measurement of the Turbulent Flow in the Channel Head of a Large-Scale Steam Generator Mockup

Sen Li, Juan Liao, Chuangxin He, Chunjing Song, Yingzheng Liu, Yun Zhong
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. October 2024, 146(10): 101205.
Paper No: FE-23-1502
https://doi.org/10.1115/1.4064754
Published Online: April 22, 2024
View Article titled, Dual-Orthogonal-Plane Particle Image Velocimetry Measurement of the Turbulent Flow in the Channel Head of a Large-Scale Steam Generator Mockup
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Topics: Boilers, Bubbles, Flow (Dynamics), Fluctuations (Physics), Particle image velocimetry, Principal component analysis, Turbulence
Journal Articles

Effects of Blockage Ratio on the Spatiotemporal Dynamics of Turbulent Flow Separation Around a Square Cylinder at Moderate Reynolds Numbers

Fati Bio Abdul-Salam, Mark Francis Tachie
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. April 2024, 146(4): 041301.
Paper No: FE-23-1184
https://doi.org/10.1115/1.4063803
Published Online: January 12, 2024
View Article titled, Effects of Blockage Ratio on the Spatiotemporal Dynamics of Turbulent Flow Separation Around a Square Cylinder at Moderate Reynolds Numbers
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Topics: Cylinders, Flow (Dynamics), Reynolds number, Turbulence, Particulate matter, Wakes, Spectra (Spectroscopy), Stress, Fluctuations (Physics), Principal component analysis
Journal Articles

Relaxation Fluidic Oscillators: Design Parameters, New Operating Modes, and Characteristics of Their Internal and External Flows

Georges C. Saliba, Vincent Raimbault, Ahmad Batikh, Stéphane Colin, Lucien Baldas
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. October 2023, 145(10): 101202.
Paper No: FE-23-1024
https://doi.org/10.1115/1.4062472
Published Online: June 14, 2023
View Article titled, Relaxation Fluidic Oscillators: Design Parameters, New Operating Modes, and Characteristics of Their Internal and External Flows
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Topics: Design, Feedback, Flow (Dynamics), Jets, Pressure, Vortices, Dipoles (Electromagnetism), Wire, Engineering prototypes, Principal component analysis
Includes: Supplementary data
Journal Articles

Analysis on the Mechanism of Rotating Stall Inner a Pump Turbine in Pump Mode Based on the Proper Orthogonal Decomposition

Jun Yang, Xianhua Feng, Zhenyang Liao, Kaixin Pan, Xiaohua Liu
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. September 2023, 145(9): 091202.
Paper No: FE-22-1521
https://doi.org/10.1115/1.4062345
Published Online: May 15, 2023
View Article titled, Analysis on the Mechanism of Rotating Stall Inner a Pump Turbine in Pump Mode Based on the Proper Orthogonal Decomposition
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Topics: Diffusers, Flow (Dynamics), Pump turbines, Principal component analysis, Impellers, Pumps
Journal Articles

Coherent Flow Structures Near Tongue Region in a Centrifugal Fan With Forward-Curved Blades

Wang Shaofei, Xu Haowen, Qi Zhongyang, Pan Chong
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. March 2023, 145(3): 031202.
Paper No: FE-22-1247
https://doi.org/10.1115/1.4056279
Published Online: December 9, 2022
View Article titled, Coherent Flow Structures Near Tongue Region in a Centrifugal Fan With Forward-Curved Blades
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Topics: Blades, Flow (Dynamics), Wakes, Rotation, Principal component analysis, Clearances (Engineering)
Journal Articles

Proper Orthogonal Decomposition Based on Vorticity: Application in a Two-Phase Slug Flow

Shahzad Munir, Muhammad Israr Siddiqui, Abdul Rashid bin Abdul Aziz, Morgan Heikal, Umer Farooq
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. April 2022, 144(4): 041501.
Paper No: FE-21-1038
https://doi.org/10.1115/1.4052924
Published Online: February 7, 2022
View Article titled, Proper Orthogonal Decomposition Based on Vorticity: Application in a Two-Phase Slug Flow
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Topics: Principal component analysis, Slug flows, Vorticity, Flow (Dynamics)
Journal Articles

The Effects of Upstream Wall Roughness on the Spatio-Temporal Characteristics of Flow Separations Induced by a Forward-Facing Step

Sedem Kumahor, Xingjun Fang, Mark F. Tachie
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. July 2021, 143(7): 071301.
Paper No: FE-20-1626
https://doi.org/10.1115/1.4050206
Published Online: April 9, 2021
View Article titled, The Effects of Upstream Wall Roughness on the Spatio-Temporal Characteristics of Flow Separations Induced by a Forward-Facing Step
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Topics: Flow (Dynamics), Stress, Surface roughness, Turbulence, Bubbles, Separation (Technology), Shear stress, Boundary layer turbulence, Flow separation, Principal component analysis
Journal Articles

Quantitative Analysis of Forced and Unforced Turbulent Multiphase Coaxial Jets

D. J. Forliti, J. Wegener, C. Min, I. A. Leyva
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. January 2021, 143(1): 011406.
Paper No: FE-20-1279
https://doi.org/10.1115/1.4048687
Published Online: November 4, 2020
View Article titled, Quantitative Analysis of Forced and Unforced Turbulent Multiphase Coaxial Jets
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Topics: Acoustics, Flow (Dynamics), Jets, Principal component analysis, Shear (Mechanics), Signals, Spectral energy distribution, Turbulence, Wavelets, Waves
Journal Articles

Streamwise Aspect Ratio Effects on Turbulent Flow Separations Induced by Forward–Backward-Facing Steps

Heath Chalmers, Xingjun Fang, Mark F. Tachie
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. February 2021, 143(2): 021305.
Paper No: FE-20-1258
https://doi.org/10.1115/1.4048686
Published Online: October 29, 2020
View Article titled, Streamwise Aspect Ratio Effects on Turbulent Flow Separations Induced by Forward–Backward-Facing Steps
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Topics: Boundary layer turbulence, Bubbles, Flow (Dynamics), Separation (Technology), Turbulence, Shear (Mechanics), Principal component analysis, Stress
Journal Articles

Single Orifice Diesel Injector Flow Characterization and the Impact of Needle Lift Using Large Eddy Simulation and Proper Orthogonal Decomposition

Mohamed Chouak, Louis Dufresne, Patrice Seers
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. May 2019, 141(5): 051105.
Paper No: FE-18-1099
https://doi.org/10.1115/1.4041642
Published Online: November 16, 2018
View Article titled, Single Orifice Diesel Injector Flow Characterization and the Impact of Needle Lift Using Large Eddy Simulation and Proper Orthogonal Decomposition
Open the PDF for Single Orifice Diesel Injector Flow Characterization and the Impact of Needle Lift Using Large Eddy Simulation and Proper Orthogonal Decomposition in another window
Topics: Ejectors, Flow (Dynamics), Needles, Principal component analysis, Diesel, Large eddy simulation, Turbulence, Nozzles
Journal Articles

Large Eddy Simulation of the Flow Behavior in a Simplified Helical Coil Steam Generator

Jonathan K. Lai, Elia Merzari, Yassin A. Hassan
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. February 2019, 141(2): 021401.
Paper No: FE-17-1756
https://doi.org/10.1115/1.4040464
Published Online: June 29, 2018
View Article titled, Large Eddy Simulation of the Flow Behavior in a Simplified Helical Coil Steam Generator
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Topics: Flow (Dynamics), Turbulence, Rods, Polynomials, Pressure drop, Principal component analysis, Large eddy simulation, Simulation, Boilers, Boundary-value problems
Journal Articles

Characterization of a Superheated Water Jet Released Into Water Using Proper Orthogonal Decomposition Method

Avick Sinha, Rajesh O. Chauhan, Sridhar Balasubramanian
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. August 2018, 140(8): 081107.
Paper No: FE-17-1545
https://doi.org/10.1115/1.4039521
Published Online: April 10, 2018
View Article titled, Characterization of a Superheated Water Jet Released Into Water Using Proper Orthogonal Decomposition Method
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Topics: Bubbles, Flow (Dynamics), Nozzles, Principal component analysis, Superheating, Turbulence, Water, Vapors, Particulate matter, Unsteady flow
Journal Articles

Unsteady Behaviors of Steam Flow in a Control Valve With T-Junction Discharge Under the Choked Condition: Detached Eddy Simulation and Proper Orthogonal Decomposition

Peng Wang, Hongyu Ma, Yingzheng Liu
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. August 2018, 140(8): 081104.
Paper No: FE-17-1702
https://doi.org/10.1115/1.4039254
Published Online: March 29, 2018
View Article titled, Unsteady Behaviors of Steam Flow in a Control Valve With T-Junction Discharge Under the Choked Condition: Detached Eddy Simulation and Proper Orthogonal Decomposition
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Topics: Flow (Dynamics), Fluctuations (Physics), Junctions, Pressure, Steam, Valves, Principal component analysis, Unsteady flow, Simulation
Journal Articles

Particle Image Velocimetry Investigation of the Coherent Structures in a Leading-Edge Slat Flow

Patrick R. Richard, Stephen John Wilkins, Joseph W. Hall
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. April 2018, 140(4): 041105.
Paper No: FE-17-1354
https://doi.org/10.1115/1.4038091
Published Online: December 4, 2017
View Article titled, Particle Image Velocimetry Investigation of the Coherent Structures in a Leading-Edge Slat Flow
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Topics: Acoustics, Flow (Dynamics), Particulate matter, Reynolds number, Shear (Mechanics), Turbulence, Vortices, Wings, Principal component analysis, Noise (Sound)
Journal Articles

Proper Orthogonal Decomposition of Self-Induced Instabilities in Decelerated Swirling Flows and Their Mitigation Through Axial Water Injection

David Štefan, Pavel Rudolf, Sebastian Muntean, Romeo Susan-Resiga
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. August 2017, 139(8): 081101.
Paper No: FE-16-1383
https://doi.org/10.1115/1.4036244
Published Online: May 17, 2017
View Article titled, Proper Orthogonal Decomposition of Self-Induced Instabilities in Decelerated Swirling Flows and Their Mitigation Through Axial Water Injection
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Topics: Pressure, Principal component analysis, Ropes, Swirling flow, Vortices, Underground injection, Eigenvalues, Flow (Dynamics)
Journal Articles

Direct Numerical Simulation of Pebble Bed Flows: Database Development and Investigation of Low-Frequency Temporal Instabilities

Lambert H. Fick, Elia Merzari, Yassin A. Hassan
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. May 2017, 139(5): 051301.
Paper No: FE-16-1337
https://doi.org/10.1115/1.4035300
Published Online: February 20, 2017
View Article titled, Direct Numerical Simulation of Pebble Bed Flows: Database Development and Investigation of Low-Frequency Temporal Instabilities
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Topics: Computer simulation, Flow (Dynamics), Databases, Interpolation, Probes, Turbulence, Principal component analysis, Simulation
Journal Articles

Numerical Simulation and Proper Orthogonal Decomposition of the Flow in a Counter-Flow T-Junction

E. Merzari, W. D. Pointer, P. Fischer
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. September 2013, 135(9): 091304.
Paper No: FE-12-1401
https://doi.org/10.1115/1.4024059
Published Online: July 11, 2013
View Article titled, Numerical Simulation and Proper Orthogonal Decomposition of the Flow in a Counter-Flow T-Junction
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Topics: Computer simulation, Flow (Dynamics), Junctions, Principal component analysis, Scalars, Turbulence, Large eddy simulation, Eigenvalues, Simulation, Dynamics (Mechanics)
Journal Articles

Model of Droplet Impingement Based on Least-Squares Solution of Proper Orthogonal Decomposition Basis Matrices

M. S. Hanchak, L. W. Byrd, A. M. Briones, J. S. Ervin, S. A. Putnam
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Multiphase Flows
J. Fluids Eng. April 2012, 134(4): 041301.
https://doi.org/10.1115/1.4006226
Published Online: March 27, 2012
View Article titled, Model of Droplet Impingement Based on Least-Squares Solution of Proper Orthogonal Decomposition Basis Matrices
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Topics: Drops, Principal component analysis, Errors, Computational fluid dynamics
Journal Articles

Equation-Free/Galerkin-Free Reduced-Order Modeling of the Shallow Water Equations Based on Proper Orthogonal Decomposition

Vahid Esfahanian, Khosro Ashrafi
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research Papers
J. Fluids Eng. July 2009, 131(7): 071401.
https://doi.org/10.1115/1.3153368
Published Online: June 23, 2009
View Article titled, Equation-Free/Galerkin-Free Reduced-Order Modeling of the Shallow Water Equations Based on Proper Orthogonal Decomposition
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Topics: Flow (Dynamics), Hydraulic jump, Modeling, Principal component analysis, Shallow water equations, Construction, Computer simulation