1-20 of 84
Entropy
Close
Save search
Follow your search
Access your saved searches in your account
Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Journal Articles

Aeromechanical Optimization of Scalloping in Mixed Flow Turbines

Matthew Elliott, Stephen Spence, Martin Seiler, Marco Geron
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051013.
Paper No: TURBO-22-1034
DOI: https://doi.org/10.1115/1.4056087
Published Online: December 6, 2022
View Article titled, Aeromechanical Optimization of Scalloping in Mixed Flow Turbines
Open the PDF for Aeromechanical Optimization of Scalloping in Mixed Flow Turbines in another window
Topics: Blades, Design, Flow (Dynamics), Optimization, Rotors, Turbines, Vortices, Computational fluid dynamics, Cavities, Stress
Journal Articles

Analysis of Turbomachinery Averaging Techniques

Christian Frey, Graham Ashcroft, Michael Müller, Jens Wellner
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051006.
Paper No: TURBO-22-1197
DOI: https://doi.org/10.1115/1.4056057
Published Online: November 25, 2022
View Article titled, Analysis of Turbomachinery Averaging Techniques
Open the PDF for Analysis of Turbomachinery Averaging Techniques in another window
Topics: Entropy, Flow (Dynamics), Pressure, Turbines, Turbomachinery, Computational fluid dynamics, Simulation
Journal Articles

Numerical Investigation of Near-Tip Modifications for a Highly Loaded Low-Speed Rotor Under the Influence of Double Leakage

Jannik Eckel, Philipp von Jeinsen, Volker Gümmer
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. April 2023, 145(4): 041003.
Paper No: TURBO-22-1204
DOI: https://doi.org/10.1115/1.4055651
Published Online: November 3, 2022
View Article titled, Numerical Investigation of Near-Tip Modifications for a Highly Loaded Low-Speed Rotor Under the Influence of Double Leakage
Open the PDF for Numerical Investigation of Near-Tip Modifications for a Highly Loaded Low-Speed Rotor Under the Influence of Double Leakage in another window
Topics: Blades, Design, Entropy, Flow (Dynamics), Leakage, Pressure, Rotors, Vortices, Compressors
Journal Articles

The Effects of Swirling Flows in Entropy Wave Convection Through High-Pressure Turbine Stage

Lorenzo Pinelli, Michele Marconcini, Roberto Pacciani, Andrea Notaristefano, Paolo Gaetani
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. March 2023, 145(3): 031004.
Paper No: TURBO-22-1236
DOI: https://doi.org/10.1115/1.4055613
Published Online: October 17, 2022
View Article titled, The Effects of Swirling Flows in Entropy Wave Convection Through High-Pressure Turbine Stage
Open the PDF for The Effects of Swirling Flows in Entropy Wave Convection Through High-Pressure Turbine Stage in another window
Topics: Entropy, Flow (Dynamics), Stators, Swirling flow, Temperature, Turbines, Waves, Rotors, Noise (Sound), Blades
Journal Articles

Loss Analysis of Cavity Leakage Flow in a Compressor Cascade

Hefang Deng, Kailong Xia, Jinfang Teng, Shaopeng Lu, Mingmin Zhu, Xiaoqing Qiang
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. December 2022, 144(12): 121008.
Paper No: TURBO-22-1156
DOI: https://doi.org/10.1115/1.4055334
Published Online: September 19, 2022
View Article titled, Loss Analysis of Cavity Leakage Flow in a Compressor Cascade
Open the PDF for Loss Analysis of Cavity Leakage Flow in a Compressor Cascade in another window
Topics: Cascades (Fluid dynamics), Cavities, Clearances (Engineering), Compressors, Entropy, Flow (Dynamics), Leakage flows, Pressure, Boundary layers, Leakage
Journal Articles

Performance Improvement of a Mixed Flow Turbine Using 3D Blading

Matthew Elliott, Stephen Spence, Martin Seiler, Marco Geron
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2022, 144(10): 101004.
Paper No: TURBO-20-1400
DOI: https://doi.org/10.1115/1.4053855
Published Online: April 19, 2022
View Article titled, Performance Improvement of a Mixed Flow Turbine Using 3D Blading
Open the PDF for Performance Improvement of a Mixed Flow Turbine Using 3D Blading in another window
Topics: Blades, Design, Flow (Dynamics), Optimization, Turbines, Pressure, Entropy, Computational fluid dynamics
Journal Articles

A Detailed Loss Analysis Methodology for Centrifugal Compressors

Luying Zhang, Loukia Kritioti, Peng Wang, Jiangnan Zhang, Mehrdad Zangeneh
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2022, 144(5): 051013.
Paper No: TURBO-21-1214
DOI: https://doi.org/10.1115/1.4054065
Published Online: March 31, 2022
View Article titled, A Detailed Loss Analysis Methodology for Centrifugal Compressors
Open the PDF for A Detailed Loss Analysis Methodology for Centrifugal Compressors in another window
Topics: Blades, Compressors, Design, Entropy, Flow (Dynamics), Impellers, Computational fluid dynamics, Optimization, Pressure, Shock (Mechanics)
Journal Articles

A New Loss Generation Body Force Model for Fan/Compressor Blade Rows: Application to Uniform and Non-Uniform Inflow in Rotor 67

Syamak Pazireh, Jeffrey Defoe
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. June 2022, 144(6): 061005.
Paper No: TURBO-21-1022
DOI: https://doi.org/10.1115/1.4053231
Published Online: January 28, 2022
View Article titled, A New Loss Generation Body Force Model for Fan/Compressor Blade Rows: Application to Uniform and Non-Uniform Inflow in Rotor 67
Open the PDF for A New Loss Generation Body Force Model for Fan/Compressor Blade Rows: Application to Uniform and Non-Uniform Inflow in Rotor 67 in another window
Topics: Blades, Boundary layers, Compressors, Computation, Flow (Dynamics), Inflow, Pressure, Rotors, Design, Reynolds-averaged Navier–Stokes equations
Journal Articles

Loss Assessment of the NASA Source Diagnostic Test Configuration Using URANS With Phase-Lagged Assumption

Maxime Fiore, Majd Daroukh, Marc Montagnac
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2022, 144(5): 051006.
Paper No: TURBO-21-1070
DOI: https://doi.org/10.1115/1.4052813
Published Online: January 13, 2022
View Article titled, Loss Assessment of the NASA Source Diagnostic Test Configuration Using URANS With Phase-Lagged Assumption
Open the PDF for Loss Assessment of the NASA Source Diagnostic Test Configuration Using URANS With Phase-Lagged Assumption in another window
Topics: Blades, Boundary layers, Entropy, Flow (Dynamics), NASA, Simulation, Pressure
Journal Articles

Impact of Swirling Entropy Waves on a High Pressure Turbine

Andrea Notaristefano, Paolo Gaetani
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. March 2022, 144(3): 031010.
Paper No: TURBO-21-1155
DOI: https://doi.org/10.1115/1.4052353
Published Online: October 5, 2021
View Article titled, Impact of Swirling Entropy Waves on a High Pressure Turbine
Open the PDF for Impact of Swirling Entropy Waves on a High Pressure Turbine in another window
Topics: Blades, Entropy, Flow (Dynamics), Pressure, Rotors, Stators, Temperature, Turbines, Waves, Combustion chambers
Journal Articles

Computational and Experimental Study of the Unsteady Convection of Entropy Waves Within a High-Pressure Turbine Stage

Lorenzo Pinelli, Michele Marconcini, Roberto Pacciani, Paolo Gaetani, Giacomo Persico
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. September 2021, 143(9): 091011.
Paper No: TURBO-20-1381
DOI: https://doi.org/10.1115/1.4050600
Published Online: May 12, 2021
View Article titled, Computational and Experimental Study of the Unsteady Convection of Entropy Waves Within a High-Pressure Turbine Stage
Open the PDF for Computational and Experimental Study of the Unsteady Convection of Entropy Waves Within a High-Pressure Turbine Stage in another window
Topics: Blades, Entropy, Flow (Dynamics), Rotors, Stators, Temperature, Turbines, Waves, Fluctuations (Physics), Pressure
Journal Articles

High-Fidelity Simulations of a High-Pressure Turbine Vane Subject to Large Disturbances: Effect of Exit Mach Number on Losses

Yaomin Zhao, Richard D. Sandberg
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. September 2021, 143(9): 091002.
Paper No: TURBO-20-1392
DOI: https://doi.org/10.1115/1.4050453
Published Online: May 3, 2021
View Article titled, High-Fidelity Simulations of a High-Pressure Turbine Vane Subject to Large Disturbances: Effect of Exit Mach Number on Losses
Open the PDF for High-Fidelity Simulations of a High-Pressure Turbine Vane Subject to Large Disturbances: Effect of Exit Mach Number on Losses in another window
Topics: Blades, Boundary layers, Entropy, Flow (Dynamics), Mach number, Shock (Mechanics), Simulation, Turbulence, Turbines, Pressure
Journal Articles

Accurate Prediction of Loss Using High Fidelity Methods

Pawel J. Przytarski, Andrew P. S. Wheeler
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. March 2021, 143(3): 031008.
Paper No: TURBO-20-1186
DOI: https://doi.org/10.1115/1.4050115
Published Online: March 1, 2021
View Article titled, Accurate Prediction of Loss Using High Fidelity Methods
Open the PDF for Accurate Prediction of Loss Using High Fidelity Methods in another window
Topics: Entropy, Flow (Dynamics), Resolution (Optics), Turbulence, Compressors, Energy dissipation, Pressure
Journal Articles

Numerical Simulation of a Counter-Rotative Open Rotor Using Phase-Lagged Conditions: Initial Validation on a Single Rotor Case

Maxime Fiore, Romain Biolchini
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. December 2020, 142(12): 121002.
Paper No: TURBO-19-1224
DOI: https://doi.org/10.1115/1.4047891
Published Online: October 19, 2020
View Article titled, Numerical Simulation of a Counter-Rotative Open Rotor Using Phase-Lagged Conditions: Initial Validation on a Single Rotor Case
Open the PDF for Numerical Simulation of a Counter-Rotative Open Rotor Using Phase-Lagged Conditions: Initial Validation on a Single Rotor Case in another window
Topics: Blades, Boundary layers, Computer simulation, Flow (Dynamics), Rotors, Simulation, Wakes, Turbulence, Entropy, Data storage systems
Journal Articles

Understanding of Secondary Flows and Losses in Radial and Mixed Flow Turbines

Bijie Yang, Peter Newton, Ricardo Martinez-Botas
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. August 2020, 142(8): 081006.
Paper No: TURBO-19-1132
DOI: https://doi.org/10.1115/1.4046487
Published Online: July 29, 2020
View Article titled, Understanding of Secondary Flows and Losses in Radial and Mixed Flow Turbines
Open the PDF for Understanding of Secondary Flows and Losses in Radial and Mixed Flow Turbines in another window
Topics: Flow (Dynamics), Pressure, Separation (Technology), Suction, Turbines, Vortices, Leakage, Blades, Entropy, Topology
Journal Articles

Using a New Entropy Loss Analysis to Assess the Accuracy of RANS Predictions of an High-Pressure Turbine Vane

Yaomin Zhao, Richard D. Sandberg
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. August 2020, 142(8): 081008.
Paper No: TURBO-20-1017
DOI: https://doi.org/10.1115/1.4046531
Published Online: July 29, 2020
View Article titled, Using a New Entropy Loss Analysis to Assess the Accuracy of RANS Predictions of an High-Pressure Turbine Vane
Open the PDF for Using a New Entropy Loss Analysis to Assess the Accuracy of RANS Predictions of an High-Pressure Turbine Vane in another window
Topics: Entropy, Reynolds-averaged Navier–Stokes equations, Flow (Dynamics), Turbines
Journal Articles

Multipoint optimization of an axial turbine cascade using a hybrid algorithm

Accepted Manuscript
Arnaud Châtel, Tom Verstraete, Grégory Coussement
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-19-1284
DOI: https://doi.org/10.1115/1.4046231
Published Online: February 5, 2020
View Article titled, Multipoint optimization of an axial turbine cascade using a hybrid algorithm
Open the PDF for Multipoint optimization of an axial turbine cascade using a hybrid algorithm in another window
Topics: Algorithms, Cascades (Fluid dynamics), Design, Optimization, Turbines, Turbochargers, Entropy, Evolutionary algorithms, Flow (Dynamics), Blades
Journal Articles

Wake Analysis of an Aerodynamically Optimized Boxprop High-Speed Propeller

Alexandre Capitao Patrao, Tomas Grönstedt, Anders Lundbladh, Gonzalo Montero Villar
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. September 2019, 141(9): 091011.
Paper No: TURBO-18-1208
DOI: https://doi.org/10.1115/1.4043974
Published Online: July 10, 2019
View Article titled, Wake Analysis of an Aerodynamically Optimized Boxprop High-Speed Propeller
Open the PDF for Wake Analysis of an Aerodynamically Optimized Boxprop High-Speed Propeller in another window
Topics: Blades, Design, Optimization, Propellers, Thrust, Wakes, Flow (Dynamics), Entropy, Rotors
Journal Articles

Delineating Loss Sources Within a Linear Cascade With Upstream Cavity and Purge Flow

Maxime Fiore, Nicolas Gourdain, Jean-François Boussuge, Eric Lippinois
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. September 2019, 141(9): 091008.
Paper No: TURBO-18-1292
DOI: https://doi.org/10.1115/1.4043660
Published Online: June 12, 2019
View Article titled, Delineating Loss Sources Within a Linear Cascade With Upstream Cavity and Purge Flow
Open the PDF for Delineating Loss Sources Within a Linear Cascade With Upstream Cavity and Purge Flow in another window
Topics: Blades, Boundary layers, Entropy, Flow (Dynamics), Pressure, Cavities, Cascades (Fluid dynamics), Vortices, Simulation, Geometry
Journal Articles

On the Identification and Decomposition of the Unsteady Losses in a Turbine Cascade

D. Lengani, D. Simoni, R. Pichler, R. D. Sandberg, V. Michelassi, F. Bertini
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. March 2019, 141(3): 031005.
Paper No: TURBO-18-1252
DOI: https://doi.org/10.1115/1.4042164
Published Online: January 16, 2019
View Article titled, On the Identification and Decomposition of the Unsteady Losses in a Turbine Cascade
Open the PDF for On the Identification and Decomposition of the Unsteady Losses in a Turbine Cascade in another window
Topics: Blades, Boundary layers, Cascades (Fluid dynamics), Flow (Dynamics), Pressure, Suction, Turbines, Turbulence, Wakes, Dynamics (Mechanics)