1-20 of 39
Davide Lengani
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

Optimization of Low-Pressure Turbine Blade by Means of Fine Inspection of Loss Production Mechanisms

Accepted Manuscript
Matteo Russo, Andrea Carlucci, Matteo Dellacasagrande, Daniele Petronio, Davide Lengani, Daniele Simoni, Juri Bellucci, Matteo Giovannini, Angelo Alberto Granata, Monica Gily, Carlotta Manca
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1304
https://doi.org/10.1115/1.4066818
Published Online: October 9, 2024
View Article titled, Optimization of Low-Pressure Turbine Blade by Means of Fine Inspection of Loss Production Mechanisms
Open the PDF for Optimization of Low-Pressure Turbine Blade by Means of Fine Inspection of Loss Production Mechanisms in another window
Topics: Boundary layers, Design, Inspection, Optimization, Pressure, Turbine blades, Turbochargers, Blades, Wakes, Computational fluid dynamics
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

Sealing Flow Rate Effects on Unsteady Loss Production in a Low Pressure Turbine Stage

Dario Barsi, Daniele Biassoni, Davide Lengani, Daniele Simoni, Marina Ubaldi
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT30A042, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128711
https://doi.org/10.1115/GT2024-128711
View Paper titled, Sealing Flow Rate Effects on Unsteady Loss Production in a Low Pressure Turbine Stage
Open the PDF for Sealing Flow Rate Effects on Unsteady Loss Production in a Low Pressure Turbine Stage in another window
Topics: Cavities, Flow (Dynamics), Pressure, Sealing (Process), Turbines
Proceedings Papers

A High-Performance Code for Analyzing Loss Transport Equations in High-Fidelity Simulations

Daniele Biassoni, Matteo Russo, Paolo Viviani, Giacomo Vitali, Davide Lengani
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A039, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127953
https://doi.org/10.1115/GT2024-127953
View Paper titled, A High-Performance Code for Analyzing Loss Transport Equations in High-Fidelity Simulations
Open the PDF for A High-Performance Code for Analyzing Loss Transport Equations in High-Fidelity Simulations in another window
Topics: Engineering simulation, Large eddy simulation, Simulation, Pressure, Blades, Fluid dynamics, Principal component analysis, Turbine blades, Turbines, Turbomachinery
Proceedings Papers

The Impact of Inflow Unsteadiness on Loss Prediction

Pawel J. Przytarski, Davide Lengani, Richard Sandberg
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT36A016, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127538
https://doi.org/10.1115/GT2024-127538
View Paper titled, The Impact of Inflow Unsteadiness on Loss Prediction
Open the PDF for The Impact of Inflow Unsteadiness on Loss Prediction in another window
Topics: Inflow, Pressure, Engineering simulation, Reynolds number, Simulation, Turbulence, Blades, Compressors, Design, Energy budget (Physics)
Proceedings Papers

A Real Time AI-Based Strategy for the Design of a Low-Pressure Turbine Profile

Juri Bellucci, Angelo Alberto Granata, Mattia Silei, Matteo Giovannini, Ennio Spano, Andrea Notaristefano, Davide Lengani
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT34A026, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128809
https://doi.org/10.1115/GT2024-128809
View Paper titled, A Real Time AI-Based Strategy for the Design of a Low-Pressure Turbine Profile
Open the PDF for A Real Time AI-Based Strategy for the Design of a Low-Pressure Turbine Profile in another window
Topics: Design, Pressure, Turbines
Proceedings Papers

Optimization of Low-Pressure Turbine Blade by Means of Fine Inspection of Loss Production Mechanisms

Matteo Russo, Andrea Carlucci, Matteo Dellacasagrande, Daniele Petronio, Davide Lengani, Daniele Simoni, Juri Bellucci, Matteo Giovannini, Angelo Alberto Granata, Monica Gily, Carlotta Manca
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT36A023, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128710
https://doi.org/10.1115/GT2024-128710
View Paper titled, Optimization of Low-Pressure Turbine Blade by Means of Fine Inspection of Loss Production Mechanisms
Open the PDF for Optimization of Low-Pressure Turbine Blade by Means of Fine Inspection of Loss Production Mechanisms in another window
Topics: Inspection, Large eddy simulation, Optimization, Pressure, Turbine blades, Blades, Wakes, Turbulence, Boundary layers, Energy dissipation
Journal Articles

The Role of Turbulence Transport in Mechanical Energy Budgets

Pawel J. Przytarski, Davide Lengani, Daniele Simoni, Andrew P. S. Wheeler
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2024, 146(10): 101008.
Paper No: TURBO-24-1006
https://doi.org/10.1115/1.4065287
Published Online: May 8, 2024
View Article titled, The Role of Turbulence Transport in Mechanical Energy Budgets
Open the PDF for The Role of Turbulence Transport in Mechanical Energy Budgets in another window
Topics: Entropy, Pressure, Turbulence, Inflow, Energy dissipation, Kinetic energy
Proceedings Papers

A New Empirical Correlation for Transition in Both Short and Long Separation Bubbles

Daniele Petronio, Matteo Dellacasagrande, Daniele Simoni, Davide Lengani
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A028, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103021
https://doi.org/10.1115/GT2023-103021
View Paper titled, A New Empirical Correlation for Transition in Both Short and Long Separation Bubbles
Open the PDF for A New Empirical Correlation for Transition in Both Short and Long Separation Bubbles in another window
Topics: Bubbles, Separation (Technology), Reynolds number, Boundary layers, Flow (Dynamics), Vorticity, Databases, Free stream turbulence, Pressure gradient, Blades
Proceedings Papers

The Role of Turbulence Transport in Mechanical Energy Budgets

Pawel J. Przytarski, Davide Lengani, Daniele Simoni, Andrew P. S. Wheeler
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT36A017, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102767
https://doi.org/10.1115/GT2023-102767
View Paper titled, The Role of Turbulence Transport in Mechanical Energy Budgets
Open the PDF for The Role of Turbulence Transport in Mechanical Energy Budgets in another window
Topics: Energy budget (Physics), Turbulence, Pressure, Entropy, Inflow, Simulation, Mach number, Reynolds number
Proceedings Papers

Analysis of Unsteady Loss Sensitivity to Incidence Angle Variation in Low Pressure Turbine

Matteo Dellacasagrande, Davide Lengani, Daniele Simoni, Marina Ubaldi, Angelo Alberto Granata, Matteo Giovannini, Filippo Rubechini, Francesco Bertini
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A037, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103770
https://doi.org/10.1115/GT2023-103770
View Paper titled, Analysis of Unsteady Loss Sensitivity to Incidence Angle Variation in Low Pressure Turbine
Open the PDF for Analysis of Unsteady Loss Sensitivity to Incidence Angle Variation in Low Pressure Turbine in another window
Topics: Pressure, Turbines, Wakes, Flow (Dynamics), Unsteady flow, Blades, Boundary layers, Cascades (Fluid dynamics), Inflow, Engineering design processes
Journal Articles

Effects of Upstream Wakes on the Boundary Layer Over a Low-Pressure Turbine Blade

Luca De Vincentiis, Kristina Ðurović, Davide Lengani, Daniele Simoni, Jan Pralits, Dan S. Henningson, Ardeshir Hanifi
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051011.
Paper No: TURBO-22-1239
https://doi.org/10.1115/1.4056108
Published Online: November 25, 2022
View Article titled, Effects of Upstream Wakes on the Boundary Layer Over a Low-Pressure Turbine Blade
Open the PDF for Effects of Upstream Wakes on the Boundary Layer Over a Low-Pressure Turbine Blade in another window
Topics: Blades, Boundary layers, Cylinders, Flow (Dynamics), Pressure, Suction, Turbine blades, Turbulence, Wakes, Boundary-value problems
Journal Articles

Correlated Pressure–Velocity Instability in a Transonic High-Pressure Turbine Blade

Matteo Dellacasagrande, Davide Lengani, Ettore Bertolini, Wolfgang Sanz
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2023, 145(4): 041015.
Paper No: TURBO-22-1281
https://doi.org/10.1115/1.4055971
Published Online: November 7, 2022
View Article titled, Correlated Pressure–Velocity Instability in a Transonic High-Pressure Turbine Blade
Open the PDF for Correlated Pressure–Velocity Instability in a Transonic High-Pressure Turbine Blade in another window
Topics: Boundary layers, Pressure, Fluctuations (Physics), Blades, Flow (Dynamics), Large eddy simulation, Suction, Turbulence, Principal component analysis
Proceedings Papers

Evaluation of Different Regression Models Tuned With Experimental Turbine Cascade Data

Matteo Dellacasagrande, Davide Lengani, Pietro Paliotta, Daniele Petronio, Daniele Simoni, Francesco Bertini
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A011, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81357
https://doi.org/10.1115/GT2022-81357
View Paper titled, Evaluation of Different Regression Models Tuned With Experimental Turbine Cascade Data
Open the PDF for Evaluation of Different Regression Models Tuned With Experimental Turbine Cascade Data in another window
Topics: Cascades (Fluid dynamics), Regression models, Turbines, Databases, Accounting, Collaboration, Errors, Flow (Dynamics), Modeling, Optimization
Proceedings Papers

Correlated Pressure-Velocity Instability in a Transonic High-Pressure Turbine Blade

Matteo Dellacasagrande, Davide Lengani, Ettore Bertolini, Wolfgang Sanz
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A020, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82205
https://doi.org/10.1115/GT2022-82205
View Paper titled, Correlated Pressure-Velocity Instability in a Transonic High-Pressure Turbine Blade
Open the PDF for Correlated Pressure-Velocity Instability in a Transonic High-Pressure Turbine Blade in another window
Topics: High pressure (Physics), Pressure, Turbine blades, Boundary layers, Waves, Blades, Fluctuations (Physics), Suction, Large eddy simulation, Principal component analysis
Proceedings Papers

Free-Stream Turbulence Induced Boundary-Layer Transition in Low-Pressure Turbines

Luca De Vincentiis, Kristina Ðurović, Davide Lengani, Daniele Simoni, Jan Pralits, Dan S. Henningson, Ardeshir Hanifi
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A015, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82103
https://doi.org/10.1115/GT2022-82103
View Paper titled, Free-Stream Turbulence Induced Boundary-Layer Transition in Low-Pressure Turbines
Open the PDF for Free-Stream Turbulence Induced Boundary-Layer Transition in Low-Pressure Turbines in another window
Topics: Boundary layers, Pressure, Turbines, Turbulence, Wakes, Blades, Fluctuations (Physics), Rotors, Turbine blades, Boundary-value problems
Journal Articles

Analysis of the Loss Production Mechanism Due to Cavity–Main Flow Interaction in a Low-Pressure Turbine Stage

Dario Barsi, Davide Lengani, Daniele Simoni, Giulio Venturino, Francesco Bertini, Matteo Giovannini, Filippo Rubechini
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2022, 144(9): 091004.
Paper No: TURBO-22-1013
https://doi.org/10.1115/1.4053745
Published Online: March 4, 2022
View Article titled, Analysis of the Loss Production Mechanism Due to Cavity–Main Flow Interaction in a Low-Pressure Turbine Stage
Open the PDF for Analysis of the Loss Production Mechanism Due to Cavity–Main Flow Interaction in a Low-Pressure Turbine Stage in another window
Topics: Cavities, Flow (Dynamics), Pressure, Turbines, Cavity flows
Journal Articles

Free-Stream Turbulence-Induced Boundary-Layer Transition in Low-Pressure Turbines

Kristina Ðurović, Luca De Vincentiis, Daniele Simoni, Davide Lengani, Jan Pralits, Dan S. Henningson, Ardeshir Hanifi
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2021, 143(8): 081015.
Paper No: TURBO-20-1371
https://doi.org/10.1115/1.4050450
Published Online: May 3, 2021
View Article titled, Free-Stream Turbulence-Induced Boundary-Layer Transition in Low-Pressure Turbines
Open the PDF for Free-Stream Turbulence-Induced Boundary-Layer Transition in Low-Pressure Turbines in another window
Topics: Blades, Boundary layers, Flow (Dynamics), Pressure, Turbulence, Separation (Technology)
Proceedings Papers

Free-Stream Turbulence Induced Boundary-Layer Transition in Low-Pressure Turbines

Kristina Ðurović, Luca De Vincentiis, Daniele Simoni, Davide Lengani, Jan Pralits, Dan S. Henningson, Ardeshir Hanifi
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A036, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15808
https://doi.org/10.1115/GT2020-15808
View Paper titled, Free-Stream Turbulence Induced Boundary-Layer Transition in Low-Pressure Turbines
Open the PDF for Free-Stream Turbulence Induced Boundary-Layer Transition in Low-Pressure Turbines in another window
Topics: Boundary layers, Pressure, Turbines, Turbulence, Blades, Flow (Dynamics), Suction, Boundary-value problems, Bubbles, Cascades (Fluid dynamics)
Proceedings Papers

A Bayesian Approach for the Identification of Cascade Loss Model Strategy

Daniele Simoni, Davide Lengani, Daniele Petronio, Francesco Bertini
Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A010, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14625
https://doi.org/10.1115/GT2020-14625
View Paper titled, A Bayesian Approach for the Identification of Cascade Loss Model Strategy
Open the PDF for A Bayesian Approach for the Identification of Cascade Loss Model Strategy in another window
Topics: Cascades (Fluid dynamics), Accounting, Approximation, Design, Fittings, Flow (Dynamics), Inflow, Polynomials, Pressure, Probability