1-20 of 36
Sergio Lavagnoli
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

An Active Turbulence Grid for Turbomachinery Flow Experiments

Accepted Manuscript
Federico Bertelli, Mizuki Okada, Sergio Lavagnoli, Koen Hillewaert
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1325
https://doi.org/10.1115/1.4067441
Published Online: December 13, 2024
View Article titled, An Active Turbulence Grid for Turbomachinery Flow Experiments
Open the PDF for An Active Turbulence Grid for Turbomachinery Flow Experiments in another window
Topics: Flow (Dynamics), Turbochargers, Turbomachinery, Turbulence, Free stream turbulence, Generators, Particle image velocimetry, Pressure, Turbines, Cascades (Fluid dynamics)
Journal Articles

ON THE APPLICATION OF BACKGROUND ORIENTED SCHLIEREN TO A TRANSONIC LOW-REYNOLDS TURBINE CASCADE

Accepted Manuscript
Alexandre Halby, Bora Orcun Cakir, Lorenzo Da Valle, Gustavo Lopes, Mizuki Okada, Sergio Lavagnoli
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1206
https://doi.org/10.1115/1.4067292
Published Online: November 27, 2024
View Article titled, ON THE APPLICATION OF BACKGROUND ORIENTED SCHLIEREN TO A TRANSONIC LOW-REYNOLDS TURBINE CASCADE
Open the PDF for ON THE APPLICATION OF BACKGROUND ORIENTED SCHLIEREN TO A TRANSONIC LOW-REYNOLDS TURBINE CASCADE in another window
Topics: Cascades (Fluid dynamics), Compressors, Turbines, Turbochargers, Flow (Dynamics), Density, Blades, Boundary layers, Shock waves, Turbomachinery
Proceedings Papers

On the Application of Background Oriented Schlieren to a Transonic Low-Reynolds Turbine Cascade

Alexandre Halby, Bora Orcun Cakir, Lorenzo Da Valle, Gustavo Lopes, Mizuki Okada, Sergio Lavagnoli
Proc. ASME. GT2024, Volume 4: Controls, Diagnostics, and Instrumentation, V004T05A038, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127971
https://doi.org/10.1115/GT2024-127971
View Paper titled, On the Application of Background Oriented Schlieren to a Transonic Low-Reynolds Turbine Cascade
Open the PDF for On the Application of Background Oriented Schlieren to a Transonic Low-Reynolds Turbine Cascade in another window
Topics: Cascades (Fluid dynamics), Density, Flow (Dynamics), Pressure, Turbines
Proceedings Papers

An Active Turbulence Grid for Turbomachinery Flow Experiments

Federico Bertelli, Mizuki Okada, Sergio Lavagnoli, Koen Hillewaert
Proc. ASME. GT2024, Volume 4: Controls, Diagnostics, and Instrumentation, V004T05A040, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128565
https://doi.org/10.1115/GT2024-128565
View Paper titled, An Active Turbulence Grid for Turbomachinery Flow Experiments
Open the PDF for An Active Turbulence Grid for Turbomachinery Flow Experiments in another window
Topics: Flow (Dynamics), Particle image velocimetry, Turbomachinery, Turbulence, Wire
Proceedings Papers

A Collaborative Framework for Design and Validation of Next-Generation Transonic Low-Pressure Turbines

Bogdan Cernat, Alexandre Halby, Sergio Lavagnoli, Filippo Rubechini, Stefano Guidolotti, Ardeshir Hanifi, Mihai Mihaescu, Davide Lengani, Francesco Bertini
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT30A014, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123820
https://doi.org/10.1115/GT2024-123820
View Paper titled, A Collaborative Framework for Design and Validation of Next-Generation Transonic Low-Pressure Turbines
Open the PDF for A Collaborative Framework for Design and Validation of Next-Generation Transonic Low-Pressure Turbines in another window
Topics: Design, Pressure, Turbines
Proceedings Papers

Large Eddy Simulations of a High-Speed Low-Pressure Turbine Cascade at Subsonic and Transonic Mach Numbers

Patrick Tene Hedje, Laurent Bricteux, Yacine Bechane, Sergio Lavagnoli
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A032, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127182
https://doi.org/10.1115/GT2024-127182
View Paper titled, Large Eddy Simulations of a High-Speed Low-Pressure Turbine Cascade at Subsonic and Transonic Mach Numbers
Open the PDF for Large Eddy Simulations of a High-Speed Low-Pressure Turbine Cascade at Subsonic and Transonic Mach Numbers in another window
Topics: Cascades (Fluid dynamics), Compressibility, Large eddy simulation, Mach number, Pressure, Turbines
Journal Articles

Experimental Investigation of Tip Design Effects on the Unsteady Aerodynamics and Heat Transfer of a High-Speed Turbine

Bogdan C. Cernat, Sergio Lavagnoli
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2024, 146(9): 091008.
Paper No: TURBO-20-1377
https://doi.org/10.1115/1.4050443
Published Online: April 8, 2024
View Article titled, Experimental Investigation of Tip Design Effects on the Unsteady Aerodynamics and Heat Transfer of a High-Speed Turbine
Open the PDF for Experimental Investigation of Tip Design Effects on the Unsteady Aerodynamics and Heat Transfer of a High-Speed Turbine in another window
Topics: Blades, Flow (Dynamics), Heat transfer, Pressure, Rotors, Turbines, Heat flux, Design, Vortices
Journal Articles

Measurements of Turbulence in Compressible Low-Density Flows at the Inlet of a Transonic Linear Cascade With and Without Unsteady Wakes

Giacomo Pastorino, Loris Simonassi, Gustavo Lopes, Elissavet Boufidi, Fabrizio Fontaneto, Sergio Lavagnoli
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2024, 146(7): 071002.
Paper No: TURBO-23-1305
https://doi.org/10.1115/1.4064369
Published Online: February 26, 2024
View Article titled, Measurements of Turbulence in Compressible Low-Density Flows at the Inlet of a Transonic Linear Cascade With and Without Unsteady Wakes
Open the PDF for Measurements of Turbulence in Compressible Low-Density Flows at the Inlet of a Transonic Linear Cascade With and Without Unsteady Wakes in another window
Topics: Calibration, Density, Flow (Dynamics), Fluctuations (Physics), Probes, Turbulence, Wire, Wakes, Cascades (Fluid dynamics), Pressure
Journal Articles

Adaptation of von Karman Institute for Fluid Dynamics’ Isentropic Compression Tube Facility for High-Speed Low-Pressure Turbines Testing

Antonino Federico Maria Torre, Filippo Merli, Lorenzo Da Valle, Marios Patinios, Sergio Lavagnoli, Pintat Ludovic
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2024, 146(4): 041008.
Paper No: TURBO-23-1167
https://doi.org/10.1115/1.4064067
Published Online: December 18, 2023
View Article titled, Adaptation of von Karman Institute for Fluid Dynamics’ Isentropic Compression Tube Facility for High-Speed Low-Pressure Turbines Testing
Open the PDF for Adaptation of von Karman Institute for Fluid Dynamics’ Isentropic Compression Tube Facility for High-Speed Low-Pressure Turbines Testing in another window
Topics: Cavities, Design, Flow (Dynamics), Instrumentation, Pressure, Probes, Turbines, Testing, Rotors, Blades
Journal Articles

Particle Image Velocimetry Measurements in a High-Speed Low-Reynolds Low-Pressure Turbine Cascade

Mizuki Okada, Loris Simonassi, Gustavo Lopes, Sergio Lavagnoli
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2024, 146(3): 031010.
Paper No: TURBO-23-1178
https://doi.org/10.1115/1.4063674
Published Online: December 14, 2023
View Article titled, Particle Image Velocimetry Measurements in a High-Speed Low-Reynolds Low-Pressure Turbine Cascade
Open the PDF for Particle Image Velocimetry Measurements in a High-Speed Low-Reynolds Low-Pressure Turbine Cascade in another window
Topics: Blades, Cascades (Fluid dynamics), Flow (Dynamics), Mach number, Particulate matter, Pressure, Turbulence, Reynolds-averaged Navier–Stokes equations, Turbines, Wakes
Proceedings Papers

Adaptation of VKI’s Isentropic Compression Tube Facility for High-Speed Low-Pressure Turbines Testing

Antonino Federico Maria Torre, Filippo Merli, Lorenzo Da Valle, Marios Patinios, Sergio Lavagnoli, Ludovic Pintat
Proc. ASME. GT2023, Volume 4: Controls, Diagnostics, and Instrumentation, V004T05A024, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103436
https://doi.org/10.1115/GT2023-103436
View Paper titled, Adaptation of VKI’s Isentropic Compression Tube Facility for High-Speed Low-Pressure Turbines Testing
Open the PDF for Adaptation of VKI’s Isentropic Compression Tube Facility for High-Speed Low-Pressure Turbines Testing in another window
Topics: Compression, Pressure, Testing, Turbines
Proceedings Papers

Measurements of Turbulence in Compressible Low-Density Flows at the Inlet of a Transonic Linear Cascade With and Without Unsteady Wakes

Giacomo Pastorino, Loris Simonassi, Gustavo Lopes, Elissavet Boufidi, Fabrizio Fontaneto, Sergio Lavagnoli
Proc. ASME. GT2023, Volume 4: Controls, Diagnostics, and Instrumentation, V004T05A027, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103712
https://doi.org/10.1115/GT2023-103712
View Paper titled, Measurements of Turbulence in Compressible Low-Density Flows at the Inlet of a Transonic Linear Cascade With and Without Unsteady Wakes
Open the PDF for Measurements of Turbulence in Compressible Low-Density Flows at the Inlet of a Transonic Linear Cascade With and Without Unsteady Wakes in another window
Topics: Cascades (Fluid dynamics), Density, Flow (Dynamics), Pressure, Turbines, Turbulence, Wakes, Wire
Proceedings Papers

Time-Averaged Aerodynamics of a High-Speed Low-Pressure Turbine Cascade With Cavity Purge Flow and Unsteady Wakes

Gustavo Lopes, Loris Simonassi, Sergio Lavagnoli
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A022, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102828
https://doi.org/10.1115/GT2023-102828
View Paper titled, Time-Averaged Aerodynamics of a High-Speed Low-Pressure Turbine Cascade With Cavity Purge Flow and Unsteady Wakes
Open the PDF for Time-Averaged Aerodynamics of a High-Speed Low-Pressure Turbine Cascade With Cavity Purge Flow and Unsteady Wakes in another window
Topics: Aerodynamics, Cascades (Fluid dynamics), Cavities, Flow (Dynamics), Pressure, Turbines, Wakes
Proceedings Papers

Wall Resolved Large-Eddy Simulations of High-Speed Low-Pressure Turbine Cascades

Patrick Tene Hedje, Yacine Bechane, Sergio Lavagnoli, Laurent Bricteux
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A005, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101251
https://doi.org/10.1115/GT2023-101251
View Paper titled, Wall Resolved Large-Eddy Simulations of High-Speed Low-Pressure Turbine Cascades
Open the PDF for Wall Resolved Large-Eddy Simulations of High-Speed Low-Pressure Turbine Cascades in another window
Topics: Finite volume methods, Large eddy simulation, Pressure, Transonic flow, Turbines
Proceedings Papers

PIV Measurements in a High-Speed Low-Reynolds Low-Pressure Turbine Cascade

Mizuki Okada, Loris Simonassi, Gustavo Lopes, Sergio Lavagnoli
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A013, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102156
https://doi.org/10.1115/GT2023-102156
View Paper titled, PIV Measurements in a High-Speed Low-Reynolds Low-Pressure Turbine Cascade
Open the PDF for PIV Measurements in a High-Speed Low-Reynolds Low-Pressure Turbine Cascade in another window
Topics: Cascades (Fluid dynamics), Flow (Dynamics), Pressure, Turbines
Journal Articles

Experimental Investigation of a High-Speed Turbine With Rainbow Rotor and Rim Seal Purge Flow

Bogdan C. Cernat, Jorge Pinho, Mizuki Okada, Sergio Lavagnoli
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071014.
Paper No: TURBO-22-1331
https://doi.org/10.1115/1.4056776
Published Online: March 2, 2023
View Article titled, Experimental Investigation of a High-Speed Turbine With Rainbow Rotor and Rim Seal Purge Flow
Open the PDF for Experimental Investigation of a High-Speed Turbine With Rainbow Rotor and Rim Seal Purge Flow in another window
Topics: Flow (Dynamics), Pressure, Rotors, Turbines, Reynolds-averaged Navier–Stokes equations, Heat transfer, Design, Cavities, Heat flux
Journal Articles

Vane–Probe Interactions in Transonic Flows

Antonino Federico Maria Torre, Marios Patinios, Gustavo Lopes, Loris Simonassi, Sergio Lavagnoli
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2023, 145(6): 061010.
Paper No: TURBO-22-1179
https://doi.org/10.1115/1.4056578
Published Online: January 9, 2023
View Article titled, Vane–Probe Interactions in Transonic Flows
Open the PDF for Vane–Probe Interactions in Transonic Flows in another window
Topics: Flow (Dynamics), Probes, Pressure, Mach number, Calibration
Proceedings Papers

Particle Image Velocimetry in a High-Speed Short-Duration Turbine Rig

Mizuki Okada, Jorge Pinho, Bogdan Cernat, Sergio Lavagnoli
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A005, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81271
https://doi.org/10.1115/GT2022-81271
View Paper titled, Particle Image Velocimetry in a High-Speed Short-Duration Turbine Rig
Open the PDF for Particle Image Velocimetry in a High-Speed Short-Duration Turbine Rig in another window
Topics: Particulate matter, Turbines, Rotors, Probes, Blades, Flow (Dynamics), Lasers, Chords (Trusses), Drops, Endoscopes
Proceedings Papers

An Experimental Test Case for Transonic Low-Pressure Turbines – Part I: Rig Design, Instrumentation and Experimental Methodology

Loris Simonassi, Gustavo Lopes, Samuel Gendebien, Antonino Federico Maria Torre, Marios Patinios, Sergio Lavagnoli, Nicolas Zeller, Ludovic Pintat
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A012, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81566
https://doi.org/10.1115/GT2022-81566
View Paper titled, An Experimental Test Case for Transonic Low-Pressure Turbines – Part I: Rig Design, Instrumentation and Experimental Methodology
Open the PDF for An Experimental Test Case for Transonic Low-Pressure Turbines – Part I: Rig Design, Instrumentation and Experimental Methodology in another window
Topics: Cascades (Fluid dynamics), Design, Instrumentation, Pressure, Turbines, Flow (Dynamics), Blades, Aerodynamics, Engines, Mach number
Proceedings Papers

Turbine Endwall Contouring Through Advanced Optimization Techniques

Matteo Burigana, Tom Verstraete, Sergio Lavagnoli
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A012, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82144
https://doi.org/10.1115/GT2022-82144
View Paper titled, Turbine Endwall Contouring Through Advanced Optimization Techniques
Open the PDF for Turbine Endwall Contouring Through Advanced Optimization Techniques in another window
Topics: Optimization, Turbines, Design, Engines, Blades, Flow (Dynamics), High pressure (Physics), Parametrization, Rotors, Boundary-value problems