1-20 of 22
Charles Hirsch
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

Realtime CFD Based Shape Optimization Using Geometric Deep Learning for Families of Turbomachinery Applications

Alexandre Gouttiere, Giacomo Alessi, Dirk Wunsch, Luca Zampieri, Charles Hirsch
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT34A010, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101938
https://doi.org/10.1115/GT2023-101938
View Paper titled, Realtime CFD Based Shape Optimization Using Geometric Deep Learning for Families of Turbomachinery Applications
Open the PDF for Realtime CFD Based Shape Optimization Using Geometric Deep Learning for Families of Turbomachinery Applications in another window
Topics: Computational fluid dynamics, Design, Machine learning, Optimization, Rotors, Shape optimization, Turbomachinery
Proceedings Papers

Instabilities of Numerically Computed Thermocapillary Flows in Liquid Bridges at Medium Prandtl Numbers

Charles Hirsch, Cristian Dinescu
Proc. ASME. IMECE2001, Fluids Engineering, 45-52, November 11–16, 2001
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2001/FED-24930
https://doi.org/10.1115/IMECE2001/FED-24930
View Paper titled, Instabilities of Numerically Computed Thermocapillary Flows in Liquid Bridges at Medium Prandtl Numbers
Open the PDF for Instabilities of Numerically Computed Thermocapillary Flows in Liquid Bridges at Medium Prandtl Numbers in another window
Topics: Bridges (Structures), Flow (Dynamics), Boundary-value problems, Gravity (Force), Navier-Stokes equations, Nonlinear dynamics, Poincaré maps, Signals, Surface tension, Temperature
Proceedings Papers

Robust Design Optimization of an Industrial 1.5 Stage Axial Compressor Under Operational and Geometrical Uncertainties

Alexandre Gouttière, Dirk Wunsch, Rémy Nigro, Virginie Barbieux, Charles Hirsch
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT36A005, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58603
https://doi.org/10.1115/GT2021-58603
View Paper titled, Robust Design Optimization of an Industrial 1.5 Stage Axial Compressor Under Operational and Geometrical Uncertainties
Open the PDF for Robust Design Optimization of an Industrial 1.5 Stage Axial Compressor Under Operational and Geometrical Uncertainties in another window
Topics: Compressors, Design, Flow (Dynamics), Optimization, Uncertainty, Uncertainty quantification
Proceedings Papers

A Methodology for Steady and Unsteady Full-Engine Simulations

Luigi Romagnosi, Yingchen Li, Mohamed Mezine, Mateus Teixeira, Stephane Vilmin, Jan E. Anker, Kilian Claramunt, Yannick Baux, Charles Hirsch
Proc. ASME. GT2019, Volume 2C: Turbomachinery, V02CT41A002, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90110
https://doi.org/10.1115/GT2019-90110
View Paper titled, A Methodology for Steady and Unsteady Full-Engine Simulations
Open the PDF for A Methodology for Steady and Unsteady Full-Engine Simulations in another window
Topics: Engines, Simulation, Combustion chambers, Turbines, Compressors, Combustion, Blades, Computational fluid dynamics, Flamelet generated manifold, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

A Methodology for Fully-Coupled CFD Engine Simulations, Applied to a Micro Gas Turbine Engine

Mateus Teixeira, Luigi Romagnosi, Mohamed Mezine, Yannick Baux, Jan Anker, Kilian Claramunt, Charles Hirsch
Proc. ASME. GT2018, Volume 2C: Turbomachinery, V02CT42A047, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76870
https://doi.org/10.1115/GT2018-76870
View Paper titled, A Methodology for Fully-Coupled CFD Engine Simulations, Applied to a Micro Gas Turbine Engine
Open the PDF for A Methodology for Fully-Coupled CFD Engine Simulations, Applied to a Micro Gas Turbine Engine in another window
Topics: Computational fluid dynamics, Engines, Micro gas turbines, Simulation, Turbines, Combustion chambers, Compressors, Design, Flow (Dynamics), Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Nonlinear Harmonic Method Applied to Turbine Conjugate Heat Transfer Analysis for Efficient Simulation of Hot Streak Clocking and Unsteady Heat Transfer

Omid Z. Mehdizadeh, Stéphane Vilmin, Benoît Tartinville, Charles Hirsch
Proc. ASME. GT2017, Volume 5A: Heat Transfer, V05AT10A003, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63622
https://doi.org/10.1115/GT2017-63622
View Paper titled, Nonlinear Harmonic Method Applied to Turbine Conjugate Heat Transfer Analysis for Efficient Simulation of Hot Streak Clocking and Unsteady Heat Transfer
Open the PDF for Nonlinear Harmonic Method Applied to Turbine Conjugate Heat Transfer Analysis for Efficient Simulation of Hot Streak Clocking and Unsteady Heat Transfer in another window
Topics: Heat transfer, Simulation, Turbines, Design, Metals, Nozzle guide vanes, Temperature, Airfoils, Blades, Casting
Proceedings Papers

Quantification of Combined Operational and Geometrical Uncertainties in Turbo-Machinery Design

Dirk Wunsch, Charles Hirsch, Rémy Nigro, Gregory Coussement
Proc. ASME. GT2015, Volume 2C: Turbomachinery, V02CT45A018, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-43399
https://doi.org/10.1115/GT2015-43399
View Paper titled, Quantification of Combined Operational and Geometrical Uncertainties in Turbo-Machinery Design
Open the PDF for Quantification of Combined Operational and Geometrical Uncertainties in Turbo-Machinery Design in another window
Topics: Design, Turbomachinery, Uncertainty, Simulation, Accounting, Geometry, Pressure, Computational fluid dynamics, Computer software, Flow (Dynamics)
Proceedings Papers

Investigation of Stator Induced Unsteadiness on a Centrifugal Impeller Using a Mach-Independent Non-Linear Harmonic Method

Benoît Tartinville, Charles Hirsch
Proc. ASME. GT2015, Volume 2C: Turbomachinery, V02CT44A001, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42042
https://doi.org/10.1115/GT2015-42042
View Paper titled, Investigation of Stator Induced Unsteadiness on a Centrifugal Impeller Using a Mach-Independent Non-Linear Harmonic Method
Open the PDF for Investigation of Stator Induced Unsteadiness on a Centrifugal Impeller Using a Mach-Independent Non-Linear Harmonic Method in another window
Topics: Impellers, Stators, Diffusers, Flow (Dynamics), Incompressible fluids, Mach number, Pressure, Simulation, Stress
Proceedings Papers

A Strategy for Parameterization and Optimization of Turbine Cooling Channels

Donavan Dieu, Yves Deletrain, Raphaël Van Liefferinge, Charles Hirsch
Proc. ASME. GT2015, Volume 5A: Heat Transfer, V05AT11A003, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42212
https://doi.org/10.1115/GT2015-42212
View Paper titled, A Strategy for Parameterization and Optimization of Turbine Cooling Channels
Open the PDF for A Strategy for Parameterization and Optimization of Turbine Cooling Channels in another window
Topics: Cooling, Optimization, Turbines, Computational fluid dynamics, Databases, Heat transfer, Design, Flow (Dynamics), Modeling, Shapes
Proceedings Papers

Development and Assessment of Combustion Models for Gas Turbine and Aero-Engine Applications

Jan E. Anker, Dirk Wunsch, Luigi Romagnosi, Kilian Claramunt, Charles Hirsch
Proc. ASME. GT2015, Volume 4B: Combustion, Fuels and Emissions, V04BT04A068, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-44122
https://doi.org/10.1115/GT2015-44122
View Paper titled, Development and Assessment of Combustion Models for Gas Turbine and Aero-Engine Applications
Open the PDF for Development and Assessment of Combustion Models for Gas Turbine and Aero-Engine Applications in another window
Topics: Aircraft engines, Combustion, Gas turbines, Flamelet generated manifold, Chemically reactive flow, Combustion chambers, Flames, Reynolds-averaged Navier–Stokes equations, Sprays
Proceedings Papers

ERCOFTAC: A European Research Network on Flow, Turbulence and Combustion

Charles Hirsch
Proc. ASME. GT1993, Volume 3C: General, V03CT17A030, May 24–27, 1993
Publisher: American Society of Mechanical Engineers
Paper No: 93-GT-369
https://doi.org/10.1115/93-GT-369
View Paper titled, ERCOFTAC: A European Research Network on Flow, Turbulence and Combustion
Open the PDF for ERCOFTAC: A European Research Network on Flow, Turbulence and Combustion in another window
Topics: Combustion, Flow (Dynamics), Turbulence
Proceedings Papers

Numerical Simulation of 3D Viscous Flow in a Linear Compressor Cascade With Tip Clearance

Shun Kang, Charles Hirsch
Proc. ASME. GT1994, Volume 1: Turbomachinery, V001T01A125, June 13–16, 1994
Publisher: American Society of Mechanical Engineers
Paper No: 94-GT-364
https://doi.org/10.1115/94-GT-364
View Paper titled, Numerical Simulation of 3D Viscous Flow in a Linear Compressor Cascade With Tip Clearance
Open the PDF for Numerical Simulation of 3D Viscous Flow in a Linear Compressor Cascade With Tip Clearance in another window
Topics: Cascades (Fluid dynamics), Clearances (Engineering), Compressors, Computer simulation, Viscous flow, Flow (Dynamics), Design, Algebra, Blades, Leakage flows
Proceedings Papers

Transition Over C4 Leading Edge and Measurement of Intermittency Factor Using PDF of Hot-Wire Signal

Birinchi K. Hazarika, Charles Hirsch
Proc. ASME. GT1995, Volume 1: Turbomachinery, V001T01A080, June 5–8, 1995
Publisher: American Society of Mechanical Engineers
Paper No: 95-GT-294
https://doi.org/10.1115/95-GT-294
View Paper titled, Transition Over C4 Leading Edge and Measurement of Intermittency Factor Using PDF of Hot-Wire Signal
Open the PDF for Transition Over C4 Leading Edge and Measurement of Intermittency Factor Using PDF of Hot-Wire Signal in another window
Topics: Signals, Wire, Turbulence, Boundary layers, Chords (Trusses), Flat plates, Flow (Dynamics), Sensors, Suction
Proceedings Papers

Application of Different Turbulence Models for Duct Flow Simulation With Reduced and Full Navier-Stokes Equations

Charles Hirsch, Andrei E. Khodak
Proc. ASME. GT1995, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award, V005T16A001, June 5–8, 1995
Publisher: American Society of Mechanical Engineers
Paper No: 95-GT-145
https://doi.org/10.1115/95-GT-145
View Paper titled, Application of Different Turbulence Models for Duct Flow Simulation With Reduced and Full Navier-Stokes Equations
Open the PDF for Application of Different Turbulence Models for Duct Flow Simulation With Reduced and Full Navier-Stokes Equations in another window
Topics: Ducts, Flow simulation, Navier-Stokes equations, Turbulence, Approximation, Flow (Dynamics), Stress, Algebra, Computation, Computer simulation
Proceedings Papers

The Effect of Reynolds Number on the Behaviour of a Leading Edge Separation Bubble

Birinchi K. Hazarika, Charles Hirsch
Proc. ASME. GT1996, Volume 1: Turbomachinery, V001T01A104, June 10–13, 1996
Publisher: American Society of Mechanical Engineers
Paper No: 96-GT-410
https://doi.org/10.1115/96-GT-410
View Paper titled, The Effect of Reynolds Number on the Behaviour of a Leading Edge Separation Bubble
Open the PDF for The Effect of Reynolds Number on the Behaviour of a Leading Edge Separation Bubble in another window
Topics: Bubbles, Reynolds number, Separation (Technology), Turbulence, Shear (Mechanics), Boundary layers, Chords (Trusses), Flow (Dynamics), Momentum, Waves
Proceedings Papers

Integrated “CFD - Acoustic” Computational Approach to the Simulation of Aircraft Fan Noise

Piergiorgio Ferrante, Paolo di Francescantonio, Pierre-Alain Hoffer, Stéphane Vilmin, Charles Hirsch
Proc. ASME. GT2014, Volume 2A: Turbomachinery, V02AT41A009, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-26429
https://doi.org/10.1115/GT2014-26429
View Paper titled, Integrated “CFD - Acoustic” Computational Approach to the Simulation of Aircraft Fan Noise
Open the PDF for Integrated “CFD - Acoustic” Computational Approach to the Simulation of Aircraft Fan Noise in another window
Topics: Acoustics, Aircraft, Computational fluid dynamics, Noise (Sound), Simulation, Boundary element methods, Unsteady flow, Ducts, Engines, Finite element methods
Proceedings Papers

Numerical Investigation of a 1-1/2 Axial Turbine Stage at Quasi-Steady and Fully Unsteady Conditions

Martin Aubé, Charles Hirsch
Proc. ASME. GT2001, Volume 1: Aircraft Engine; Marine; Turbomachinery; Microturbines and Small Turbomachinery, V001T03A013, June 4–7, 2001
Publisher: American Society of Mechanical Engineers
Paper No: 2001-GT-0309
https://doi.org/10.1115/2001-GT-0309
View Paper titled, Numerical Investigation of a 1-1/2 Axial Turbine Stage at Quasi-Steady and Fully Unsteady Conditions
Open the PDF for Numerical Investigation of a 1-1/2 Axial Turbine Stage at Quasi-Steady and Fully Unsteady Conditions in another window
Topics: Turbines, Flow (Dynamics), Approximation, Rotors, Stators, Blades, Computer simulation, Computers, Pressure, Aerodynamics
Proceedings Papers

Mesh Generation for Conjugate Heat Transfer Analysis of a Cooled High Pressure Turbine Stage

Colinda Goormans-Francke, Guy Carabin, Charles Hirsch
Proc. ASME. GT2008, Volume 4: Heat Transfer, Parts A and B, 615-625, June 9–13, 2008
Publisher: American Society of Mechanical Engineers
Paper No: GT2008-50660
https://doi.org/10.1115/GT2008-50660
View Paper titled, Mesh Generation for Conjugate Heat Transfer Analysis of a Cooled High Pressure Turbine Stage
Open the PDF for Mesh Generation for Conjugate Heat Transfer Analysis of a Cooled High Pressure Turbine Stage in another window
Topics: Cooling, Heat transfer, High pressure (Physics), Mesh generation, Turbines
Proceedings Papers

Application of Multipoint Optimization to the Design of Turbomachinery Blades

Alain Demeulenaere, Alban Ligout, Charles Hirsch
Proc. ASME. GT2004, Volume 5: Turbo Expo 2004, Parts A and B, 1481-1489, June 14–17, 2004
Publisher: American Society of Mechanical Engineers
Paper No: GT2004-53110
https://doi.org/10.1115/GT2004-53110
View Paper titled, Application of Multipoint Optimization to the Design of Turbomachinery Blades
Open the PDF for Application of Multipoint Optimization to the Design of Turbomachinery Blades in another window
Topics: Blades, Design, Optimization, Turbomachinery, Rotors, Compressors, Artificial neural networks, Databases, Genetic algorithms, NASA
Proceedings Papers

Design and Optimization of an Industrial Pump: Application of Genetic Algorithms and Neural Network

Alain Demeulenaere, Aji Purwanto, Alban Ligout, Charles Hirsch, Ronal Dijkers, Frank Visser
Proc. ASME. FEDSM2005, Volume 1: Symposia, Parts A and B, 1519-1527, June 19–23, 2005
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2005-77487
https://doi.org/10.1115/FEDSM2005-77487
View Paper titled, Design and Optimization of an Industrial Pump: Application of Genetic Algorithms and Neural Network
Open the PDF for Design and Optimization of an Industrial Pump: Application of Genetic Algorithms and Neural Network in another window
Topics: Artificial neural networks, Design, Genetic algorithms, Optimization, Pumps, Flow (Dynamics), Blades, Databases, Optimization algorithms, Shapes