1-20 of 467
Navier-Stokes equations
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
Proceedings Papers

Simulation of the Thermoacoustic Response of an Aero-Engine Gas Turbine Fuel Injector Using a Hybrid CFD-CAA Method

Hanna Reinhardt, Çetin Ozan Alanyalıoğlu, André Fischer, Claus Lahiri, Hendrik Nicolai, Christian Hasse
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A006, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100865
https://doi.org/10.1115/GT2023-100865
View Paper titled, Simulation of the Thermoacoustic Response of an Aero-Engine Gas Turbine Fuel Injector Using a Hybrid CFD-CAA Method
Open the PDF for Simulation of the Thermoacoustic Response of an Aero-Engine Gas Turbine Fuel Injector Using a Hybrid CFD-CAA Method in another window
Topics: Aircraft engines, Computational fluid dynamics, Fuel injectors, Gas turbines, Simulation, Acoustics, Flames, Combustion systems, Ejectors, Fluid dynamics
Proceedings Papers

Effect of Leading-Edge Inlet Models on the Performance of Gas Bearings Operating in Highly Compressible Flow Regimes

Arvind Prabhakar, Daejong Kim
Proc. ASME. GT2023, Volume 9: Microturbines, Turbochargers, and Small Turbomachines; Oil and Gas Applications, V009T18A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102298
https://doi.org/10.1115/GT2023-102298
View Paper titled, Effect of Leading-Edge Inlet Models on the Performance of Gas Bearings Operating in Highly Compressible Flow Regimes
Open the PDF for Effect of Leading-Edge Inlet Models on the Performance of Gas Bearings Operating in Highly Compressible Flow Regimes in another window
Topics: Compressible flow, Gas bearings, Navier-Stokes equations, Pressure
Proceedings Papers

Numerical Investigation of Flashing Flow in a Convergent-Divergent Nozzle

Amit Kumar, Carlotta Tammone, Fredrik Haglind
Proc. ASME. GT2023, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T09A009, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103483
https://doi.org/10.1115/GT2023-103483
View Paper titled, Numerical Investigation of Flashing Flow in a Convergent-Divergent Nozzle
Open the PDF for Numerical Investigation of Flashing Flow in a Convergent-Divergent Nozzle in another window
Topics: Flashing, Flow (Dynamics), Nozzles, Nucleation (Physics), Energy storage, Renewable energy sources, Storage, Turbochargers, Vapors, Carbon dioxide
Proceedings Papers

Circulation Budget Analysis of the Leading-Edge Vortex in a Wells Turbine Under Steady Inflow Conditions

Kaihe Geng, Ce Yang, Xinyu He, Chenxing Hu, Hanzhi Zhang, Xin Shi
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A014, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81890
https://doi.org/10.1115/GT2022-81890
View Paper titled, Circulation Budget Analysis of the Leading-Edge Vortex in a Wells Turbine Under Steady Inflow Conditions
Open the PDF for Circulation Budget Analysis of the Leading-Edge Vortex in a Wells Turbine Under Steady Inflow Conditions in another window
Topics: Inflow, Turbines, Vortices, Wells, Vorticity, Stall inception, Convection, Flow (Dynamics), Rotors, Shear (Mechanics)
Proceedings Papers

Exploiting GPU-Based HPC Architectures to Accelerate an Unsteady CFD Solver for Turbomachinery Applications

Francesco Poli, Michele Marconcini, Roberto Pacciani, Donato Magarielli, Ennio Spano, Andrea Arnone
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A035, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82569
https://doi.org/10.1115/GT2022-82569
View Paper titled, Exploiting GPU-Based HPC Architectures to Accelerate an Unsteady CFD Solver for Turbomachinery Applications
Open the PDF for Exploiting GPU-Based HPC Architectures to Accelerate an Unsteady CFD Solver for Turbomachinery Applications in another window
Topics: Architecture, Computational fluid dynamics, Graphics processing units, Turbomachinery, Hardware, Computer simulation, Engines, Aircraft engines, Computer software, Fuel consumption
Proceedings Papers

A Coupled Computational Aero-Acoustics (CAA)/ Large-Eddy Simulation (LES) Approach for the Pressure Calculation in Internal Low-Mach Number Flows

Pierre Bénez, Ghislain Lartigue, Vincent Moureau, Guillaume Ribert, Marine Robin
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A009, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80476
https://doi.org/10.1115/GT2022-80476
View Paper titled, A Coupled Computational Aero-Acoustics (CAA)/ Large-Eddy Simulation (LES) Approach for the Pressure Calculation in Internal Low-Mach Number Flows
Open the PDF for A Coupled Computational Aero-Acoustics (CAA)/ Large-Eddy Simulation (LES) Approach for the Pressure Calculation in Internal Low-Mach Number Flows in another window
Topics: Acoustics, Flow (Dynamics), Large eddy simulation, Pressure, Simulation, Algorithms, Entropy, Fluctuations (Physics), Internal flow, Navier-Stokes equations
Proceedings Papers

Low Reduced Frequency Theory of Airfoils Vibrating in Complex Modes

Roque Corral, Yago Blando, Aitor Pitarch
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT21A020, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82704
https://doi.org/10.1115/GT2022-82704
View Paper titled, Low Reduced Frequency Theory of Airfoils Vibrating in Complex Modes
Open the PDF for Low Reduced Frequency Theory of Airfoils Vibrating in Complex Modes in another window
Topics: Airfoils, Cycles, Blades, Acoustics, Aerodynamics, Mode shapes, Navier-Stokes equations, Pressure, Resonance, Stability
Proceedings Papers

Computation of the Unsteady Loading on a Fan Blade Due to Inlet Distortion Using Body Force Methodology

Younes Bouhafid, Thomas Berthelon
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT21A006, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80839
https://doi.org/10.1115/GT2022-80839
View Paper titled, Computation of the Unsteady Loading on a Fan Blade Due to Inlet Distortion Using Body Force Methodology
Open the PDF for Computation of the Unsteady Loading on a Fan Blade Due to Inlet Distortion Using Body Force Methodology in another window
Topics: Blades, Computation, Design, Reynolds-averaged Navier–Stokes equations, Aerodynamics, Engines, Fluid-dynamic forces, Vibration, Annulus, Flow separation
Proceedings Papers

Quasi-Two-Dimensional Numerical Model for Shock Wave Reformers

Ghislain Madiot, S. V. Mahmoodi-Jezeh, Stefan Tüchler, Mark Davidson, Pejman Akbari, Colin D. Copeland
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T03A005, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80865
https://doi.org/10.1115/GT2022-80865
View Paper titled, Quasi-Two-Dimensional Numerical Model for Shock Wave Reformers
Open the PDF for Quasi-Two-Dimensional Numerical Model for Shock Wave Reformers in another window
Topics: Computer simulation, Hydrogen, Methane, Pyrolysis, Shock (Mechanics), Shock waves, Waves, Cycles, Pressure gradient, Boundary-value problems
Proceedings Papers

Response of Separated Boundary Layers to Steady and Pulsated Flow Injection in Transonic Internal Flows

Hunter D. Nowak, Federico Lluesma-Rodriguez, Iman Rahbari, John P. Clark, Guillermo Paniagua
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A021, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83152
https://doi.org/10.1115/GT2022-83152
View Paper titled, Response of Separated Boundary Layers to Steady and Pulsated Flow Injection in Transonic Internal Flows
Open the PDF for Response of Separated Boundary Layers to Steady and Pulsated Flow Injection in Transonic Internal Flows in another window
Topics: Boundary layers, Flow (Dynamics), Internal flow, Separation (Technology), Computational fluid dynamics, Energy generation, Flight, Flow control, Flow separation, Reynolds number
Proceedings Papers

A Novel Decomposition Approach Preventing Spurious Entropy Generation in Hybrid Thermoacoustic Stability Computations

Gerrit Heilmann, Tong Liu, Pedro Romero Vega, Thomas Sattelmayer
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A029, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82637
https://doi.org/10.1115/GT2022-82637
View Paper titled, A Novel Decomposition Approach Preventing Spurious Entropy Generation in Hybrid Thermoacoustic Stability Computations
Open the PDF for A Novel Decomposition Approach Preventing Spurious Entropy Generation in Hybrid Thermoacoustic Stability Computations in another window
Topics: Computation, Entropy, Stability, Flames, Acoustics, Frequency response, Combustion chambers, Flow (Dynamics), Fluctuations (Physics), Heat
Proceedings Papers

Performance Assessment of Tesla Expander Using 3D Numerical Simulation

Avinash Renuke, Alberto Traverso
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A024, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82690
https://doi.org/10.1115/GT2022-82690
View Paper titled, Performance Assessment of Tesla Expander Using 3D Numerical Simulation
Open the PDF for Performance Assessment of Tesla Expander Using 3D Numerical Simulation in another window
Topics: Computer simulation, Turbines, Flow (Dynamics), Rotors, Disks, Stators, Fluids, Bearings, Computational fluid dynamics, Computer software
Proceedings Papers

A Hybrid, Runtime Coupled Incompressible CFD/CAA Method for Analysis of Thermoacoustic Instabilities

Hanna Reinhardt, Çetin Alanyalıoğlu, André Fischer, Claus Lahiri, Christian Hasse
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A014, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82515
https://doi.org/10.1115/GT2022-82515
View Paper titled, A Hybrid, Runtime Coupled Incompressible CFD/CAA Method for Analysis of Thermoacoustic Instabilities
Open the PDF for A Hybrid, Runtime Coupled Incompressible CFD/CAA Method for Analysis of Thermoacoustic Instabilities in another window
Topics: Computational fluid dynamics, Acoustics, Engineering simulation, Simulation, Flow (Dynamics), Mach number, Navier-Stokes equations, Combustion, Combustion chambers, Computation
Proceedings Papers

Effect of Twist Angle on the Performance of Darrieus Vertical Axis Wind Turbines

Ahmed S. Saad, Mahmoud Ahmed
Proc. ASME. GT2022, Volume 11: Wind Energy, V011T38A001, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80198
https://doi.org/10.1115/GT2022-80198
View Paper titled, Effect of Twist Angle on the Performance of Darrieus Vertical Axis Wind Turbines
Open the PDF for Effect of Twist Angle on the Performance of Darrieus Vertical Axis Wind Turbines in another window
Topics: Blades, Computer simulation, Cycles, Design, Flow (Dynamics), Fluctuations (Physics), Navier-Stokes equations, Oscillations, Rotation, Rotors
Proceedings Papers

Identification of Fluctuation Modes for a Cylindrical Film Cooling Hole Using the Spectral Proper Orthogonal Decomposition Method

Nicola Rosafio, Giove De Cosmo, Simone Salvadori, Mauro Carnevale, Daniela Anna Misul
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A006, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-79528
https://doi.org/10.1115/GT2022-79528
View Paper titled, Identification of Fluctuation Modes for a Cylindrical Film Cooling Hole Using the Spectral Proper Orthogonal Decomposition Method
Open the PDF for Identification of Fluctuation Modes for a Cylindrical Film Cooling Hole Using the Spectral Proper Orthogonal Decomposition Method in another window
Topics: Film cooling, Principal component analysis, Coolants, Flow (Dynamics), Modeling, Blades, Compressible flow, Cooling, Engines, Flat plates
Proceedings Papers

Roughness-Resolved LES of Additive Manufacturing-Like Channel Flows

Serge Meynet, Alexis Barge, Vincent Moureau, Guillaume Balarac, Ghislain Lartigue, Abdellah Hadjadj
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A006, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80946
https://doi.org/10.1115/GT2022-80946
View Paper titled, Roughness-Resolved LES of Additive Manufacturing-Like Channel Flows
Open the PDF for Roughness-Resolved LES of Additive Manufacturing-Like Channel Flows in another window
Topics: Channel flow, Manufacturing, Surface roughness, Additive manufacturing, Computer simulation, Databases, Design, Heat exchangers, Heat transfer, Large eddy simulation
Proceedings Papers

Effective Clearance And Differential Gapping Impact on Seal Flutter Modelling and Validation

Roque Corral, Michele Greco, Almudena Vega
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A006, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58846
https://doi.org/10.1115/GT2021-58846
View Paper titled, Effective Clearance And Differential Gapping Impact on Seal Flutter Modelling and Validation
Open the PDF for Effective Clearance And Differential Gapping Impact on Seal Flutter Modelling and Validation in another window
Topics: Clearances (Engineering), Flutter (Aerodynamics), Modeling, Stability, Accounting, Cavities, Computer simulation, Engineering simulation, Kinetic energy, Navier-Stokes equations
Proceedings Papers

Flow Response of an Industrial Gas Turbine Combustor To Acoustic Forcing Extracted From Unforced Data

Jan Paul Beuth, Jakob G. R. von Saldern, Thomas Ludwig Kaiser, Thoralf G. Reichel, Christian Oliver Paschereit, Bernhard Ćosić, Kilian Oberleithner
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A015, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59718
https://doi.org/10.1115/GT2021-59718
View Paper titled, Flow Response of an Industrial Gas Turbine Combustor To Acoustic Forcing Extracted From Unforced Data
Open the PDF for Flow Response of an Industrial Gas Turbine Combustor To Acoustic Forcing Extracted From Unforced Data in another window
Topics: Acoustics, Combustion chambers, Flow (Dynamics), Industrial gases, Turbines, Flames, Dynamics (Mechanics), Fluctuations (Physics), Combustion systems, Emissions
Proceedings Papers

Coupling of Mainstream Velocity Fluctuations With Plenum Fed Film Cooling Jets

Spencer Sperling, Louis Christensen, Richard Celestina, Randall Mathison, Hakan Aksoy, Jong Liu, Jeremy Nickol
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A024, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59825
https://doi.org/10.1115/GT2021-59825
View Paper titled, Coupling of Mainstream Velocity Fluctuations With Plenum Fed Film Cooling Jets
Open the PDF for Coupling of Mainstream Velocity Fluctuations With Plenum Fed Film Cooling Jets in another window
Topics: Film cooling, Fluctuations (Physics), Jets, Simulation, Reynolds-averaged Navier–Stokes equations, Design, Modeling, Resonance, Turbulence, Acoustics
Proceedings Papers

Simulation of Passing Wakes Inducing Unsteady Boundary Layer Transition Around Low-Pressure Turbine Blade

Antoine Dufau, Julien Marty, Daniel Man, Estelle Piot
Proc. ASME. GT2021, Volume 2B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V02BT32A001, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58563
https://doi.org/10.1115/GT2021-58563
View Paper titled, Simulation of Passing Wakes Inducing Unsteady Boundary Layer Transition Around Low-Pressure Turbine Blade
Open the PDF for Simulation of Passing Wakes Inducing Unsteady Boundary Layer Transition Around Low-Pressure Turbine Blade in another window
Topics: Boundary layers, Pressure, Simulation, Turbine blades, Wakes, Separation (Technology), Bubbles, Cascades (Fluid dynamics), Turbulence, Diluents