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Proceedings Papers

CFD-Based Throughflow Analysis of Transonic Flows in Steam Turbines

Martina Ricci, Roberto Pacciani, Michele Marconcini, Paolo Macelloni, Stefano Cecchi, Claudio Bettini
Proc. ASME. GT2019, Volume 2C: Turbomachinery, V02CT41A021, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90851
https://doi.org/10.1115/GT2019-90851
View Paper titled, CFD-Based Throughflow Analysis of Transonic Flows in Steam Turbines
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Topics: Computational fluid dynamics, Steam turbines, Transonic flow, Flow (Dynamics), Pressure, Blades, Design, Gas flow, Leakage, Rotors
Journal Articles

Computational Fluid Dynamics-Based Throughflow Analysis of Transonic Flows in Steam Turbines

Martina Ricci, Roberto Pacciani, Michele Marconcini, Paolo Macelloni, Stefano Cecchi, Claudio Bettini
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2019, 141(11): 111005.
Paper No: TURBO-19-1161
https://doi.org/10.1115/1.4044871
Published Online: October 10, 2019
View Article titled, Computational Fluid Dynamics-Based Throughflow Analysis of Transonic Flows in Steam Turbines
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Topics: Blades, Computational fluid dynamics, Flow (Dynamics), Pressure, Steam turbines, Turbines, Rotors, Design, Supersonic flow
Proceedings Papers

ALGOR Gas Turbine Performance Modular Tool: One Dimensional Turbine Module Validation

Stefano Piola, Roberto Canepa, Andrea Silingardi, Stefano Cecchi, Carlo Carcasci, Edoardo Bolgè
Proc. ASME. GT2016, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T08A010, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-57631
https://doi.org/10.1115/GT2016-57631
View Paper titled, ALGOR Gas Turbine Performance Modular Tool: One Dimensional Turbine Module Validation
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Topics: Gas turbines, Turbines, Design, Flow (Dynamics), Simulation, Cooling, Engines, Pressure, Computer software, Cycles
Proceedings Papers

Sensitivity Analysis to Flutter for Front Stages Compressor Blades

Marcello Benvenuto, Andrea Silingardi, Pio Astrua, Stefano Cecchi
Proc. ASME. GT2015, Volume 7B: Structures and Dynamics, V07BT34A003, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42588
https://doi.org/10.1115/GT2015-42588
View Paper titled, Sensitivity Analysis to Flutter for Front Stages Compressor Blades
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Topics: Blades, Compressors, Flutter (Aerodynamics), Sensitivity analysis, Shapes, Stability, Computational fluid dynamics, Damping, Gas turbines, Shock (Mechanics)
Proceedings Papers

A Method for Axial Compressor Start-Up Assessment

Pio Astrua, Enrico Puppo, Stefano Cecchi, Andrea Silingardi
Proc. ASME. GT2015, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration, V003T08A004, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42445
https://doi.org/10.1115/GT2015-42445
View Paper titled, A Method for Axial Compressor Start-Up Assessment
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Topics: Compressors, Flow (Dynamics), Pressure, Computational fluid dynamics, Stress, Boundary-value problems, Gas turbines, Reynolds-averaged Navier–Stokes equations, Stability
Proceedings Papers

Axial Compressor Degradation Effects on Heavy Duty Gas Turbines Overall Performances

Pio Astrua, Stefano Cecchi, Stefano Piola, Andrea Silingardi, Federico Bonzani
Proc. ASME. GT2013, Volume 4: Ceramics; Concentrating Solar Power Plants; Controls, Diagnostics and Instrumentation; Education; Electric Power; Fans and Blowers, V004T09A009, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95497
https://doi.org/10.1115/GT2013-95497
View Paper titled, Axial Compressor Degradation Effects on Heavy Duty Gas Turbines Overall Performances
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Topics: Compressors, Gas turbines, Design, Rotors, Blades
Proceedings Papers

Numerical Investigation of the 3D Flow Field in a Steam Turbine Axial Exhaust Diffuser: Comparison With Experimental Data and Performance Evaluation

Federico Daccà, Claudio Canelli, Stefano Cecchi
Proc. ASME. GT2013, Volume 5B: Oil and Gas Applications; Steam Turbines, V05BT25A038, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95493
https://doi.org/10.1115/GT2013-95493
View Paper titled, Numerical Investigation of the 3D Flow Field in a Steam Turbine Axial Exhaust Diffuser: Comparison With Experimental Data and Performance Evaluation
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Topics: Diffusers, Exhaust systems, Flow (Dynamics), Performance evaluation, Steam turbines, Computational fluid dynamics, Engineering simulation, Geometry, Simulation, Boundary-value problems
Journal Articles

A Redesign Strategy to Improve the Efficiency of a 17-Stage Steam Turbine

Filippo Rubechini, Andrea Schneider, Andrea Arnone, Stefano Cecchi, Francesco Malavasi
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2012, 134(3): 031021.
https://doi.org/10.1115/1.4003082
Published Online: July 15, 2011
View Article titled, A Redesign Strategy to Improve the Efficiency of a 17-Stage Steam Turbine
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Topics: Flow (Dynamics), Geometry, Leakage, Optimization, Rotors, Stators, Steam turbines, Turbines, Computation, Boundary-value problems
Proceedings Papers

A Redesign Strategy to Improve the Efficiency of a 17-Stage Steam Turbine

Filippo Rubechini, Andrea Schneider, Andrea Arnone, Stefano Cecchi, Francesco Malavasi
Proc. ASME. GT2009, Volume 7: Turbomachinery, Parts A and B, 1463-1470, June 8–12, 2009
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-60083
https://doi.org/10.1115/GT2009-60083
View Paper titled, A Redesign Strategy to Improve the Efficiency of a 17-Stage Steam Turbine
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Topics: Steam turbines, Rotors, Stators, Turbines, Approximation, Boundary-value problems, Geometry, Optimization, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Some Aspects of CFD Modeling in the Analysis of a Low-Pressure Steam Turbine

Filippo Rubechini, Michele Marconcini, Andrea Arnone, Stefano Cecchi, Federico Dacca`
Proc. ASME. GT2007, Volume 6: Turbo Expo 2007, Parts A and B, 519-526, May 14–17, 2007
Publisher: American Society of Mechanical Engineers
Paper No: GT2007-27235
https://doi.org/10.1115/GT2007-27235
View Paper titled, Some Aspects of CFD Modeling in the Analysis of a Low-Pressure Steam Turbine
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Topics: Computational fluid dynamics, Modeling, Pressure, Steam turbines, Flow (Dynamics), Leakage flows, Turbines, Blades, Boundary-value problems, Cavities
Proceedings Papers

The Impact of Gas Modeling in the Numerical Analysis of a Multistage Gas Turbine

Filippo Rubechini, Michele Marconcini, Andrea Arnone, Massimiliano Maritano, Stefano Cecchi
Proc. ASME. GT2006, Volume 6: Turbomachinery, Parts A and B, 531-539, May 8–11, 2006
Publisher: American Society of Mechanical Engineers
Paper No: GT2006-90129
https://doi.org/10.1115/GT2006-90129
View Paper titled, The Impact of Gas Modeling in the Numerical Analysis of a Multistage Gas Turbine
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Topics: Gas turbines, Modeling, Numerical analysis, Turbines, Flow (Dynamics), Temperature, Boundary-value problems, Cavities, Computation, Computer simulation
Journal Articles

The Impact of Gas Modeling in the Numerical Analysis of a Multistage Gas Turbine

Filippo Rubechini, Michele Marconcini, Andrea Arnone, Massimiliano Maritano, Stefano Cecchi
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2008, 130(2): 021022.
https://doi.org/10.1115/1.2752187
Published Online: March 25, 2008
View Article titled, The Impact of Gas Modeling in the Numerical Analysis of a Multistage Gas Turbine
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Topics: Flow (Dynamics), Gas turbines, Modeling, Temperature, Turbines, Computation, Numerical analysis, Cooling, Pressure, Coolants