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Journal Articles

Noise Source Identification for the Unsteady Low-Pressure Turbine Flow Fields

Available to Purchase
Lanyi Yan, Daniele Simoni, Yigang Luan, Tao Sun, Dario Barsi, Pietro Zunino
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2025, 147(5): 051007.
Paper No: TURBO-24-1127
https://doi.org/10.1115/1.4066917
Published Online: November 12, 2024
View Articletitled, Noise Source Identification for the Unsteady Low-Pressure Turbine Flow Fields
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Topics: Flow (Dynamics), Noise (Sound), Pressure, Rotors, Stators, Turbines, Turbulence, Principal component analysis, Blades
Journal Articles

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

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Matteo Russo, Andrea Carlucci, Matteo Dellacasagrande, Daniele Petronio, Davide Lengani, Daniele Simoni, Juri Bellucci, Matteo Giovannini, Angelo A. Granata, Monica Gily, Carlotta Manca
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2025, 147(4): 041005.
Paper No: TURBO-24-1304
https://doi.org/10.1115/1.4066818
Published Online: October 25, 2024
View Articletitled, Optimization of Low-Pressure Turbine Blade by Means of Fine Inspection of Loss Production Mechanisms
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Topics: Blades, Design, Flow (Dynamics), Optimization, Pressure, Turbulence, Wakes, Boundary layers, Large eddy simulation, Suction
Proceedings Papers

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

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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
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Topics: Cavities, Flow (Dynamics), Pressure, Sealing (Process), Turbines
Proceedings Papers

Tuning of an Algebraic Model for Separated Flows by Means of Bayesian Lasso

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Andrea Carlucci, Daniele Petronio, Dario Barsi, Matteo Dellacasagrande, Daniele Simoni
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A046, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128669
https://doi.org/10.1115/GT2024-128669
View Paper titled, Tuning of an Algebraic Model for Separated Flows by Means of Bayesian Lasso
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Topics: Algebra, Flow (Dynamics), Machine learning
Proceedings Papers

Detailed Characterization of Turbulence Intensity and Dissipation As Boundary Condition for 3D RANS Simulations

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Virginia Bologna, Pietro Paliotta, Daniele Petronio, Francesca Satta, Daniele Simoni, Matteo Giovannini, Simone Paccati, Luca De Vincentiis, Monica Gily
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A044, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128617
https://doi.org/10.1115/GT2024-128617
View Paper titled, Detailed Characterization of Turbulence Intensity and Dissipation As Boundary Condition for 3D RANS Simulations
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Topics: Boundary-value problems, Cascades (Fluid dynamics), Energy dissipation, Reynolds-averaged Navier–Stokes equations, Simulation, Turbulence
Proceedings Papers

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

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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
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Topics: Inspection, Large eddy simulation, Optimization, Pressure, Turbine blades, Blades, Wakes, Turbulence, Boundary layers, Energy dissipation
Proceedings Papers

Noise Source Identification for the Unsteady Low Pressure Turbine Flow Fields

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Lanyi Yan, Daniele Simoni, Yigang Luan, Tao Sun, Dario Barsi, Pietro Zunino
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT36A003, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122178
https://doi.org/10.1115/GT2024-122178
View Paper titled, Noise Source Identification for the Unsteady Low Pressure Turbine Flow Fields
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Topics: Flow (Dynamics), Noise (Sound), Pressure, Principal component analysis, Rotors, Stators, Turbines
Journal Articles

The Role of Turbulence Transport in Mechanical Energy Budgets

Open Access
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 Articletitled, The Role of Turbulence Transport in Mechanical Energy Budgets
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Topics: Entropy, Pressure, Turbulence, Inflow, Energy dissipation, Kinetic energy
Proceedings Papers

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

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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
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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

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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
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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

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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
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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

Open Access
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 Articletitled, Effects of Upstream Wakes on the Boundary Layer Over a Low-Pressure Turbine Blade
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Topics: Blades, Boundary layers, Cylinders, Flow (Dynamics), Pressure, Suction, Turbine blades, Turbulence, Wakes, Boundary-value problems
Proceedings Papers

Evaluation of Different Regression Models Tuned With Experimental Turbine Cascade Data

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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
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Topics: Cascades (Fluid dynamics), Regression models, Turbines, Databases, Accounting, Collaboration, Errors, Flow (Dynamics), Modeling, Optimization
Proceedings Papers

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

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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
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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

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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 Articletitled, Analysis of the Loss Production Mechanism Due to Cavity–Main Flow Interaction in a Low-Pressure Turbine Stage
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Topics: Cavities, Flow (Dynamics), Pressure, Turbines, Cavity flows
Journal Articles

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

Open Access
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 Articletitled, Free-Stream Turbulence-Induced Boundary-Layer Transition in Low-Pressure Turbines
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Topics: Blades, Boundary layers, Flow (Dynamics), Pressure, Turbulence, Separation (Technology)
Proceedings Papers

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

Open Access

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
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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

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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
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Topics: Cascades (Fluid dynamics), Accounting, Approximation, Design, Fittings, Flow (Dynamics), Inflow, Polynomials, Pressure, Probability
Proceedings Papers

Reducing Secondary Flow Losses in Low-Pressure Turbines With Blade Fences: Part I — Design in an Engine-Like Environment

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Filippo Rubechini, Matteo Giovannini, Andrea Arnone, Daniele Simoni, Francesco Bertini
Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT40A020, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91280
https://doi.org/10.1115/GT2019-91280
View Paper titled, Reducing Secondary Flow Losses in Low-Pressure Turbines With Blade Fences: Part I — Design in an Engine-Like Environment
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Topics: Blades, Design, Engines, Flow (Dynamics), Pressure, Turbines, Artificial neural networks, Geometry, Stators, Aerodynamics
Proceedings Papers

Reducing Secondary Flow Losses in Low-Pressure Turbines With Blade Fences: Part II — Experimental Validation on Linear Cascades

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Matteo Giovannini, Filippo Rubechini, Giorgio Amato, Andrea Arnone, Daniele Simoni, Vianney Yepmo, Francesca Satta, Francesco Bertini
Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT40A021, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91284
https://doi.org/10.1115/GT2019-91284
View Paper titled, Reducing Secondary Flow Losses in Low-Pressure Turbines With Blade Fences: Part II — Experimental Validation on Linear Cascades
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Topics: Blades, Flow (Dynamics), Pressure, Turbines, Stators, Cascades (Fluid dynamics), Computational fluid dynamics, Engines, Aerodynamics, Design