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Proceedings Papers

Numerical Resolution of Compressor Corner Separation Problem

Wei Sun, Zhong-Nan Wang, Liping Xu

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A013, September 21–25, 2020

Paper No: GT2020-14587

DOI: https://doi.org/10.1115/GT2020-14587

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Topics: Compressors, Corners (Structural elements), Resolution (Optics), Separation (Technology), Reynolds-averaged Navier–Stokes equations, Flow (Dynamics), Turbulence, Boundary layers, Cascades (Fluid dynamics), Computational fluid dynamics

Proceedings Papers

Large Eddy Simulation of a Transonic Linear Cascade With Synthetic Inlet Turbulence

Ettore Bertolini, Paul Pieringer, Wolfgang Sanz

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A007, September 21–25, 2020

Paper No: GT2020-14461

DOI: https://doi.org/10.1115/GT2020-14461

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Topics: Cascades (Fluid dynamics), Large eddy simulation, Turbulence, Blades, Boundary layers, Engineering simulation, Flow (Dynamics), Heat transfer, Inflow, Reynolds-averaged Navier–Stokes equations

Proceedings Papers

On the Formulation of Nonreflecting Boundary Conditions for Turbomachinery Configurations: Part I — Theory and Implementation

Christian Frey, Daniel Schlüß, Nina Wolfrum, Patrick Bechlars, Maximilian Beck

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A019, September 21–25, 2020

Paper No: GT2020-14684

DOI: https://doi.org/10.1115/GT2020-14684

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Topics: Boundary-value problems, Simulation, Turbomachinery, Unsteady flow

Proceedings Papers

Wall-Resolved Large-Eddy Simulation of the LS89 Cascade Using an Explicit Local Time-Stepping Method

Benjamin Martin, Florent Duchaine, Laurent Gicquel, Nicolas Odier, Jérôme Dombard

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A001, September 21–25, 2020

Paper No: GT2020-14171

DOI: https://doi.org/10.1115/GT2020-14171

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Topics: Cascades (Fluid dynamics), Large eddy simulation, Simulation, Blades, Stability, Computational fluid dynamics, Flow (Dynamics), Prisms (Optics), Turbines, Turbomachinery

Proceedings Papers

Analysis of the Exit Flow Angle and Characteristics of Flow in Axial Turbine Cascades

Narmin B. Hushmandi, Per Askebjer, Magnus Genrup

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A014, September 21–25, 2020

Paper No: GT2020-14605

DOI: https://doi.org/10.1115/GT2020-14605

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Topics: Computational fluid dynamics, Flow (Dynamics), Turbines

Proceedings Papers

Integration of Machine Learning and Computational Fluid Dynamics to Develop Turbulence Models for Improved Turbine Wake Mixing Prediction

Harshal D. Akolekar, Yaomin Zhao, Richard D. Sandberg, Roberto Pacciani

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A020, September 21–25, 2020

Paper No: GT2020-14732

DOI: https://doi.org/10.1115/GT2020-14732

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Topics: Computational fluid dynamics, Machine learning, Turbines, Turbulence, Wakes, Reynolds-averaged Navier–Stokes equations, Model development, Computer programming, Diffusion (Physics), Modeling

Proceedings Papers

Improvement of a Tip Clearance Loss Prediction Model Based on Geometric Variation

Jiancheng Zhang, Donghai Jin, Zefeng Li, Xingmin Gui

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A015, September 21–25, 2020

Paper No: GT2020-14613

DOI: https://doi.org/10.1115/GT2020-14613

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Topics: Blades, Clearances (Engineering)

Proceedings Papers

Influence of Purge Temperature Variation on the Performance of Turbine Center Frames

Patrick Jagerhofer, Andreas Peters, Emil Göttlich, Wolfgang Sanz, Federica Farisco

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A008, September 21–25, 2020

Paper No: GT2020-14502

DOI: https://doi.org/10.1115/GT2020-14502

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Topics: Temperature, Turbines, Flow (Dynamics), Engines, Ducts, Computational fluid dynamics, Cooling, Pressure, Simulation, Turbine components

Proceedings Papers

On the Development of a Synchronized Harmonic Balance Method for Multiple Frequencies and its Application to LPT Flows

Javier Crespo, Jesús Contreras

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A025, September 21–25, 2020

Paper No: GT2020-14952

DOI: https://doi.org/10.1115/GT2020-14952

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Topics: Flow (Dynamics), Boundary-value problems, Simulation, Fourier transforms, Interpolation, Robustness, Rotors, Stators, Annulus, Blades

Proceedings Papers

Design Guidelines for Axial Turbines Operating With Non-Ideal Compressible Flows

Andrea Giuffre’, Matteo Pini

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A002, September 21–25, 2020

Paper No: GT2020-14209

DOI: https://doi.org/10.1115/GT2020-14209

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Topics: Compressible flow, Design, Turbines, Flow (Dynamics), Compressibility, Fluids, Engineering simulation, Pressure, Reynolds-averaged Navier–Stokes equations, Simulation

Proceedings Papers

Prediction of Tip Leakage Vortex Dynamics in an Axial Compressor Cascade Using RANS Analyses

Martina Ricci, Roberto Pacciani, Michele Marconcini, Andrea Arnone

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A021, September 21–25, 2020

Paper No: GT2020-14797

DOI: https://doi.org/10.1115/GT2020-14797

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Topics: Cascades (Fluid dynamics), Compressors, Dynamics (Mechanics), Leakage, Reynolds-averaged Navier–Stokes equations, Vortices, Blades, Design, Flow (Dynamics), Turbulence

Proceedings Papers

Reynolds Number and Roughness Effects on Turbocompressor Performance: Numerical Calculations and Measurement Data Evaluation

Fabian Dietmann, Michael Casey, Damian M. Vogt

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A016, September 21–25, 2020

Paper No: GT2020-14653

DOI: https://doi.org/10.1115/GT2020-14653

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Topics: Reynolds number, Surface roughness, Flow (Dynamics), Compressors, Design, Energy dissipation, Machinery

Proceedings Papers

Multi-Fidelity Surrogate-Based Optimization of Transonic and Supersonic Axial Turbine Profiles

Nassim Razaaly, Giacomo Persico, Pietro Marco Congedo

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A026, September 21–25, 2020

Paper No: GT2020-14972

DOI: https://doi.org/10.1115/GT2020-14972

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Topics: Optimization, Turbines, Computational fluid dynamics, Fluids, B-splines, Cascades (Fluid dynamics), Design, Flow (Dynamics), Geometry, High pressure (Physics)

Proceedings Papers

Influence of Swirl Distribution on Blade Shape and Performance of a Centrifugal Impeller

Qin Cui, Guoliang Qin, Lei Li, Cheng Jia, Yi Wang

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A003, September 21–25, 2020

Paper No: GT2020-14360

DOI: https://doi.org/10.1115/GT2020-14360

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Topics: Blades, Design, Impellers, Shapes

Proceedings Papers

A State-of-the-Art CFD Setup for Axial Compressors: Details and Validation

Lorenzo Cozzi, Filippo Rubechini, Andrea Arnone, Savino Depalo, Pio Astrua, Andrea Schneider, Marcello Benvenuto

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A009, September 21–25, 2020

Paper No: GT2020-14507

DOI: https://doi.org/10.1115/GT2020-14507

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Topics: Compressors, Computational fluid dynamics, Modeling, Turbomachinery, Flow (Dynamics), Gas turbines, Surges, Boundary-value problems, Clearances (Engineering), Combustion

Proceedings Papers

Numerical Simulation of Pressure Loss and Heat Transfer Characteristics for Additively Manufactured Channels

Bryan Arko, Chad Iverson, Nicholas Staudigel

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A022, September 21–25, 2020

Paper No: GT2020-14803

DOI: https://doi.org/10.1115/GT2020-14803

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Topics: Additive manufacturing, Computer simulation, Heat transfer, Pressure, Surface roughness, Computational fluid dynamics, Cooling, Modeling, Reynolds number, Friction

Proceedings Papers

Template-Based Hexahedral Mesh Generation for Turbine Cooling Geometries

Muting Hao, Feng Wang, Joshua Hope-Collins, Max E. Rife, Luca di Mare

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A017, September 21–25, 2020

Paper No: GT2020-14660

DOI: https://doi.org/10.1115/GT2020-14660

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Topics: Cooling, Mesh generation, Turbines, Algorithms, Ducts, Cushioning materials, Turbine blades

Proceedings Papers

Adaptive Detached Eddy Simulation of End-Wall Flow in a Linear Compressor Cascade

Zifei Yin

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A010, September 21–25, 2020

Paper No: GT2020-14526

DOI: https://doi.org/10.1115/GT2020-14526

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Topics: Cascades (Fluid dynamics), Compressors, Eddies (Fluid dynamics), Flow (Dynamics), Simulation, Viscosity, Pressure, Blades, Boundary layer turbulence, Corners (Structural elements)

Proceedings Papers

Spectral Analysis of an Aeronautical Lean Direct Injection Burner Through Large Eddy Simulation

M. Carreres, L. M. García-Cuevas, J. García-Tíscar, M. Belmar-Gil

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A027, September 21–25, 2020

Paper No: GT2020-14998

DOI: https://doi.org/10.1115/GT2020-14998

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Topics: Emission spectroscopy, Large eddy simulation, Spectroscopy, Swirling flow, Combustion chambers, Acoustics, Computational fluid dynamics, Flow (Dynamics), Combustion, Computer simulation

Proceedings Papers

Innovative Design, Structural Optimization and Additive Manufacturing of New-Generation Turbine Blades

Andrea Amedei, Enrico Meli, Andrea Rindi, Benedetta Romani, Lorenzo Pinelli, Federico Vanti, Andrea Arnone, Gianluigi Benvenuti, Marco Fabbrini, Nicolò Morganti

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A004, September 21–25, 2020

Paper No: GT2020-14418

DOI: https://doi.org/10.1115/GT2020-14418

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Topics: Additive manufacturing, Design, Fluid structure interaction, Structural optimization, Topology, Turbine blades

2 3 4 5

NARROW

Numerical Resolution of Compressor Corner Separation Problem

Large Eddy Simulation of a Transonic Linear Cascade With Synthetic Inlet Turbulence

On the Formulation of Nonreflecting Boundary Conditions for Turbomachinery Configurations: Part I — Theory and Implementation

Wall-Resolved Large-Eddy Simulation of the LS89 Cascade Using an Explicit Local Time-Stepping Method

Analysis of the Exit Flow Angle and Characteristics of Flow in Axial Turbine Cascades

Integration of Machine Learning and Computational Fluid Dynamics to Develop Turbulence Models for Improved Turbine Wake Mixing Prediction

Improvement of a Tip Clearance Loss Prediction Model Based on Geometric Variation

Influence of Purge Temperature Variation on the Performance of Turbine Center Frames

On the Development of a Synchronized Harmonic Balance Method for Multiple Frequencies and its Application to LPT Flows

Design Guidelines for Axial Turbines Operating With Non-Ideal Compressible Flows

Prediction of Tip Leakage Vortex Dynamics in an Axial Compressor Cascade Using RANS Analyses

Reynolds Number and Roughness Effects on Turbocompressor Performance: Numerical Calculations and Measurement Data Evaluation

Multi-Fidelity Surrogate-Based Optimization of Transonic and Supersonic Axial Turbine Profiles

Influence of Swirl Distribution on Blade Shape and Performance of a Centrifugal Impeller

A State-of-the-Art CFD Setup for Axial Compressors: Details and Validation

Numerical Simulation of Pressure Loss and Heat Transfer Characteristics for Additively Manufactured Channels

Template-Based Hexahedral Mesh Generation for Turbine Cooling Geometries

Adaptive Detached Eddy Simulation of End-Wall Flow in a Linear Compressor Cascade

Spectral Analysis of an Aeronautical Lean Direct Injection Burner Through Large Eddy Simulation

Innovative Design, Structural Optimization and Additive Manufacturing of New-Generation Turbine Blades

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