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Proceedings Papers

Sensitivity Analysis of Simplified Labyrinth Seals Model Stability to Flow Hypotheses

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Giorgia Foschi, Fabrice Thouverez, Laurent Blanc, Giuseppe Fiore, Giampiero Pampolini, Patrick Girard
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT22A021, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128188
https://doi.org/10.1115/GT2024-128188
View Paper titled, Sensitivity Analysis of Simplified Labyrinth Seals Model Stability to Flow Hypotheses
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Topics: Flow (Dynamics), Leakage, Sensitivity analysis, Shear stress, Stability, Fluids, Cavities, Engines, Leakage flows, Aeroelasticity
Proceedings Papers

Experimental and Numerical Evaluation of Losses From Turbine Hub Clearance Flow

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Jan Uher, Petr Milcak, Radek Skach, David Fenderl, Pavel Zitek, Marek Klimko
Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT40A014, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90726
https://doi.org/10.1115/GT2019-90726
View Paper titled, Experimental and Numerical Evaluation of Losses From Turbine Hub Clearance Flow
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Topics: Clearances (Engineering), Flow (Dynamics), Turbines, Computation, Leakage, Computational fluid dynamics, Stators, Blades, Boundary-value problems, Computer software
Proceedings Papers

A Novel Vortex Identification Technique Applied to the 3D Flow Field of a High-Pressure Turbine

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Marek Pátý, Sergio Lavagnoli
Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT40A009, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90462
https://doi.org/10.1115/GT2019-90462
View Paper titled, A Novel Vortex Identification Technique Applied to the 3D Flow Field of a High-Pressure Turbine
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Topics: Flow (Dynamics), High pressure (Physics), Turbines, Vortices, Shear (Mechanics), Vorticity, Blades, Tensors, Turbomachinery, Computation
Proceedings Papers

Analysis of Steam Turbine Blade Tip Excitation Forces by Means of Computational Fluid Dynamics and Experimental Cascade Results

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Stefan aus der Wiesche, Maximilian Passmann
Proc. ASME. GT2018, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A005, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75179
https://doi.org/10.1115/GT2018-75179
View Paper titled, Analysis of Steam Turbine Blade Tip Excitation Forces by Means of Computational Fluid Dynamics and Experimental Cascade Results
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Topics: Blades, Cascades (Fluid dynamics), Computational fluid dynamics, Excitation, Steam turbines, Fluids, Pressure, Discharge coefficient, Inflow, Steam
Proceedings Papers

Aerodynamic Inverse Blade Design of Axial Compressors in Three-Dimensional Flow Using a Commercial CFD Program

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Araz Arbabi, Wahid Ghaly, Adam Medd
Proc. ASME. GT2017, Volume 2B: Turbomachinery, V02BT41A055, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-65194
https://doi.org/10.1115/GT2017-65194
View Paper titled, Aerodynamic Inverse Blade Design of Axial Compressors in Three-Dimensional Flow Using a Commercial CFD Program
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Topics: Blades, Compressors, Computational fluid dynamics, Design, Flow (Dynamics), Pressure, Shapes, Stators, Viscous flow, Design methodology
Proceedings Papers

Optimum Aerodynamic Design of Centrifugal Compressor Impeller Using an Inverse Method Based on Meridional Viscous Flow Analysis

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Nobuhito Oka, Masato Furukawa, Kazutoyo Yamada, Sasuga Itou, Seiichi Ibaraki, Kenichiro Iwakiri, Yoshihiro Hayashi
Proc. ASME. GT2017, Volume 2C: Turbomachinery, V02CT44A013, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63539
https://doi.org/10.1115/GT2017-63539
View Paper titled, Optimum Aerodynamic Design of Centrifugal Compressor Impeller Using an Inverse Method Based on Meridional Viscous Flow Analysis
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Topics: Compressor impellers, Design, Viscous flow, Blades, Design methodology, Flow (Dynamics), Optimization, Experimental analysis, Flow separation, Genetic algorithms
Proceedings Papers

Inverse Design of Axial-Flow Compressor Blades Using Elastic Surface Algorithm in Subsonic and Transonic Flow Regimes With Separation

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M. H. Noorsalehi, M. Nili-Ahamadabadi, E. Shirani, M. Safari
Proc. ASME. GT2016, Volume 2C: Turbomachinery, V02CT45A012, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56717
https://doi.org/10.1115/GT2016-56717
View Paper titled, Inverse Design of Axial-Flow Compressor Blades Using Elastic Surface Algorithm in Subsonic and Transonic Flow Regimes With Separation
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Topics: Algorithms, Axial flow, Blades, Compressors, Design, Separation (Technology), Transonic flow, Design methodology, Pressure, Airfoils
Proceedings Papers

Quasi-3D Inverse Design of a Vaned 90-Degree Bent Diffuser for the Exit of a Centrifugal Compressor Impeller

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Mohammad Shumal, Mahdi Nili-Ahamadabadi, Ebrahim Shirani
Proc. ASME. GT2016, Volume 2C: Turbomachinery, V02CT39A050, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-57881
https://doi.org/10.1115/GT2016-57881
View Paper titled, Quasi-3D Inverse Design of a Vaned 90-Degree Bent Diffuser for the Exit of a Centrifugal Compressor Impeller
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Topics: Compressor impellers, Design, Diffusers, Flow (Dynamics), Guide vanes, Compressors, Geometry, Algorithms, Blades, Separation (Technology)
Proceedings Papers

Comparison of Different Numerical Approaches for Determination of Compressible Fluid Flow in Narrow Gaps

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Alexander Kefalas, Friedrich-Karl Benra, Dieter Brillert, Hans Josef Dohmen
Proc. ASME. GT2016, Volume 2C: Turbomachinery, V02CT39A051, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-57898
https://doi.org/10.1115/GT2016-57898
View Paper titled, Comparison of Different Numerical Approaches for Determination of Compressible Fluid Flow in Narrow Gaps
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Topics: Bearings, Compressible flow, Computational fluid dynamics, Computer software, Design, Engineering simulation, Flow (Dynamics), Fluid dynamics, Fluid films, Fluid mechanics
Proceedings Papers

Investigation of Inlet Distortion on the Flutter Stability of a Highly Loaded Transonic Fan Rotor

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Senad Iseni, Derek Micallef, Ronald Mailach
Proc. ASME. GT2016, Volume 7B: Structures and Dynamics, V07BT34A008, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56593
https://doi.org/10.1115/GT2016-56593
View Paper titled, Investigation of Inlet Distortion on the Flutter Stability of a Highly Loaded Transonic Fan Rotor
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Topics: Flutter (Aerodynamics), Rotors, Stability, Blades, Flow (Dynamics), Computational fluid dynamics, Risk, Aircraft engines, Algorithms, Compressors
Proceedings Papers

Unsteady Forces in Last Stage LP Steam Turbine Rotor Blades With Exhaust Hood

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Romuald Rzadkowski, Jan Surwiło, Leszek Kubitz, Piotr Lampart, Mariusz Szymaniak
Proc. ASME. GT2016, Volume 7B: Structures and Dynamics, V07BT34A020, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-57610
https://doi.org/10.1115/GT2016-57610
View Paper titled, Unsteady Forces in Last Stage LP Steam Turbine Rotor Blades With Exhaust Hood
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Topics: Blades, Exhaust systems, Rotors, Steam turbines, Pressure, Diffusers, Stators, Aerodynamics, Annulus, Boundary-value problems
Proceedings Papers

Helium Turboexpander for Cryogenic Refrigeration and Liquefaction Cycles: Transient Analysis of Rotor–Stator Interaction

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Ashish Alex Sam, Parthasarathi Ghosh
Proc. ASME. GT2016, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T06A009, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56793
https://doi.org/10.1115/GT2016-56793
View Paper titled, Helium Turboexpander for Cryogenic Refrigeration and Liquefaction Cycles: Transient Analysis of Rotor–Stator Interaction
Open the PDF for Helium Turboexpander for Cryogenic Refrigeration and Liquefaction Cycles: Transient Analysis of Rotor–Stator Interaction in another window
Topics: Cycles, Helium, Liquefaction, Refrigeration, Rotors, Stators, Transient analysis, Flow (Dynamics), Turbines, Wheels
Proceedings Papers

Blade Resonant Forced Response Excited by Combustor Acoustic Eigenmodes

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Arrigo Beretta-Müller, Jaroslaw Szwedowicz
Proc. ASME. GT2015, Volume 7B: Structures and Dynamics, V07BT32A011, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42488
https://doi.org/10.1115/GT2015-42488
View Paper titled, Blade Resonant Forced Response Excited by Combustor Acoustic Eigenmodes
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Topics: Acoustics, Blades, Combustion chambers, Resonance, Excitation, Vibration, Turbine blades, Turbines, Cavities, Combustion
Proceedings Papers

Aeroelastic Analysis of Supersonic Intake Under Downstream Perturbation

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Cheng Yao, Zhansheng Liu, Jiajia Yan, Guanghui Zhang
Proc. ASME. GT2015, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T01A004, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42250
https://doi.org/10.1115/GT2015-42250
View Paper titled, Aeroelastic Analysis of Supersonic Intake Under Downstream Perturbation
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Topics: Aircraft, Computation, Damping, Design, Dynamic response, Elasticity, Excitation, Finite element methods, Finite volume methods, Flexible structures
Proceedings Papers

An Application of 3-D Viscous Flow Analysis to the Design of a Low-Aspect-Ratio Turbine

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H. C. Liu, T. C. Booth, W. A. Tall
Proc. ASME. GT1979, Volume 1A: Gas Turbines, V01AT01A053, March 12–15, 1979
Publisher: American Society of Mechanical Engineers
Paper No: 79-GT-53
https://doi.org/10.1115/79-GT-53
View Paper titled, An Application of 3-D Viscous Flow Analysis to the Design of a Low-Aspect-Ratio Turbine
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Topics: Design, Turbines, Viscous flow, Stators, Calibration, Cascades (Fluid dynamics), Clearances (Engineering), Computer software, Generators, Optimization
Proceedings Papers

Flow in an Annular Axial-Radial Diffuser

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M. Šťastný, M. Feistauer
Proc. ASME. GT1978, Volume 1B: General, V01BT02A033, April 9–13, 1978
Publisher: American Society of Mechanical Engineers
Paper No: 78-GT-133
https://doi.org/10.1115/78-GT-133
View Paper titled, Flow in an Annular Axial-Radial Diffuser
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Topics: Diffusers, Flow (Dynamics), Turbines, Boundary layers, Exhaust systems, Compressibility, Viscosity, Viscous flow, Wind tunnels
Proceedings Papers

The ADC Method: A Rapid Numerical Technique for Solving Three-Dimensional Navier-Stokes Equation

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Gao Ge
Proc. ASME. GT1982, Volume 2: Aircraft Engine; Marine; Microturbines and Small Turbomachinery, V002T02A007, April 18–22, 1982
Publisher: American Society of Mechanical Engineers
Paper No: 82-GT-76
https://doi.org/10.1115/82-GT-76
View Paper titled, The ADC Method: A Rapid Numerical Technique for Solving Three-Dimensional Navier-Stokes Equation
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Topics: Navier-Stokes equations, Compressibility, Damping, Flow (Dynamics), Relaxation (Physics), Viscous flow
Proceedings Papers

A Numerical Study of Three-Dimensional Flow Separation and Wake Development in an Axial Compressor Rotor

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C. Hah
Proc. ASME. GT1984, Volume 1: Turbomachinery, V001T01A011, June 4–7, 1984
Publisher: American Society of Mechanical Engineers
Paper No: 84-GT-34
https://doi.org/10.1115/84-GT-34
View Paper titled, A Numerical Study of Three-Dimensional Flow Separation and Wake Development in an Axial Compressor Rotor
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Topics: Compressors, Flow separation, Rotors, Wakes, Turbulence, Viscous flow, Algebra, Computers, Design, Navier-Stokes equations
Proceedings Papers

Three-Dimensional Modeling of Reacting Flows in Horseshoe Vortex Combustors

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A. Turan, N. G. Ruggieri, G. E. Smith, B. C. Forbes
Proc. ASME. GT1984, Volume 3: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V003T06A023, June 4–7, 1984
Publisher: American Society of Mechanical Engineers
Paper No: 84-GT-170
https://doi.org/10.1115/84-GT-170
View Paper titled, Three-Dimensional Modeling of Reacting Flows in Horseshoe Vortex Combustors
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Topics: Combustion chambers, Flow (Dynamics), Three-dimensional modeling, Vortices, Design, Annulus, Fuels, Shapes, Viscous flow
Proceedings Papers

Computation of Secondary Flows in an Axial Flow Compressor Including Inviscid and Viscous Flow Computation

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Francis Leboeuf
Proc. ASME. GT1984, Volume 1: Turbomachinery, V001T01A073, June 4–7, 1984
Publisher: American Society of Mechanical Engineers
Paper No: 84-GT-244
https://doi.org/10.1115/84-GT-244
View Paper titled, Computation of Secondary Flows in an Axial Flow Compressor Including Inviscid and Viscous Flow Computation
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Topics: Axial flow, Computation, Flow (Dynamics), Viscous flow, Boundary layers, Compressors, Computational methods, Integral equations, Inviscid flow, Stators