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Journal Articles

Blisk With Small Geometry Mistuning and Blend Repair: As-Measured Finite Element Model and Experimental Verification

Biao Zhou, Jingchao Zhao, Nan Ye, Teresa M. Berruti

J. Eng. Gas Turbines Power. October 2022, 144(10): 101017.

Paper No: GTP-22-1272

DOI: https://doi.org/10.1115/1.4055363

Published Online: September 12, 2022

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Topics: Blades, Geometry

Journal Articles

Optimization of an Organic Ranking Cycle Radial Turbine Using a Reduced-Order Model Coupled With Computational Fluid Dynamics

Eva Alvarez-Regueiro, Bijie Yang, Esperanza Barrera-Medrano, Ricardo Martinez-Botas, Srithar Rajoo

J. Eng. Gas Turbines Power. October 2022, 144(10): 101012.

Paper No: GTP-22-1286

DOI: https://doi.org/10.1115/1.4055359

Published Online: September 12, 2022

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Topics: Blades, Design, Flow (Dynamics), Geometry, Nozzles, Optimization, Rotors, Turbines, Computational fluid dynamics, Pressure

Journal Articles

Gaussian Stochastic Process Modeling of Blend Repaired Airfoil Modal Response Using Reduced Basis Mode Shape Approach

Jeffrey M. Brown, Alex A. Kaszynski, Daniel L. Gillaugh, Emily B. Carper, Joseph A. Beck

J. Eng. Gas Turbines Power. September 2022, 144(9): 091010.

Paper No: GTP-22-1020

DOI: https://doi.org/10.1115/1.4054946

Published Online: August 17, 2022

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Topics: Airfoils, Modal assurance criterion, Mode shapes, Design, Finite element model, Geometry

Journal Articles

TURBODYNA: A Generic One-Dimensional Dynamic Simulator for Radial Turbomachinery

Bijie Yang, Mengying Shu, Ricardo Martinez-Botas, Mingyang Yang

J. Eng. Gas Turbines Power. September 2022, 144(9): 091002.

Paper No: GTP-22-1069

DOI: https://doi.org/10.1115/1.4055018

Published Online: July 28, 2022

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Topics: Compressors, Flow (Dynamics), Modeling, Pressure, Rotors, Surges, Turbines, Turbomachinery, Turbochargers, Geometry

Journal Articles

Design Optimization and Variable Geometries Implementation of a High Bypass Three-Shaft Turbofan Engine for EIS2050

Da Mo, Ioannis Roumeliotis, Christos Mourouzidis, Sajal Kissoon, Yixiong Liu

J. Eng. Gas Turbines Power. September 2022, 144(9): 094501.

Paper No: GTP-22-1032

DOI: https://doi.org/10.1115/1.4054944

Published Online: July 21, 2022

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Topics: Design, Engines, Fuels, Geometry, Turbofans, Pressure, Flight, Optimization, Weight (Mass), Aircraft

Journal Articles

Test and Theory for a Refined Structural Model of a Hirth Coupling

Baik Jin Kim, Joseph Oh, Alan Palazzolo

J. Eng. Gas Turbines Power. March 2022, 144(3): 031027.

Paper No: GTP-21-1306

DOI: https://doi.org/10.1115/1.4052088

Published Online: February 21, 2022

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Topics: Finite element analysis, Rotor assembly, Rotors, Stiffness, Stress, Stress concentration, Geometry, Pressure, Knudsen number, Couplings

Journal Articles

Effect of Jet-to-Jet Distance and Pipe Position on Flow and Heat Transfer Features of Active Clearance Control Systems

Lorenzo Cocchi, Alessio Picchi, Bruno Facchini, Riccardo Da Soghe, Lorenzo Mazzei, Lorenzo Tarchi, Laurent Descamps, Maxime Rotenberg

J. Eng. Gas Turbines Power. April 2022, 144(4): 041010.

Paper No: GTP-21-1543

DOI: https://doi.org/10.1115/1.4052953

Published Online: January 21, 2022

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Topics: Flow (Dynamics), Heat transfer, Pipes, Rotation, Geometry

Journal Articles

Making Better Swirl Brakes Using Computational Fluid Dynamics: Performance Enhancement From Geometry Variation

Jing Yang, Luis San Andrés

J. Eng. Gas Turbines Power. February 2022, 144(2): 021027.

Paper No: GTP-21-1293

DOI: https://doi.org/10.1115/1.4051962

Published Online: January 13, 2022

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Topics: Brakes, Computational fluid dynamics, Pressure, Rotors, Geometry, Flow (Dynamics), Fluids

Journal Articles

On the Extrapolation of Rim Sealing Performance From Test Bench to Real Engine: A Numerical Survey

Riccardo Da Soghe, Cosimo Bianchini, Lorenzo Mazzei, Alessio Bonini, Luca Innocenti, Daniele Di Benedetto, Lorenzo Orsini

J. Eng. Gas Turbines Power. April 2022, 144(4): 041001.

Paper No: GTP-21-1493

DOI: https://doi.org/10.1115/1.4052879

Published Online: January 4, 2022

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Topics: Computational fluid dynamics, Engines, Flow (Dynamics), Sealing (Process), Pressure, Geometry

Journal Articles

Optimization of Airfoil Blend Limits With As-Manufactured Geometry Finite Element Models

Jeffrey M. Brown, Alex A. Kaszynski, Daniel L. Gillaugh, Emily B. Carper, Joseph A. Beck

J. Eng. Gas Turbines Power. March 2022, 144(3): 031013.

Paper No: GTP-21-1063

DOI: https://doi.org/10.1115/1.4051174

Published Online: January 3, 2022

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Topics: Airfoils, Blades, Geometry, Optimization, Finite element model, Mode shapes, Design, Rotors

Journal Articles

Virtual Gas Turbines Part II: An Automated Whole-Engine Secondary Air System Model Generation

Davendu Kulkarni, Luca di Mare

J. Eng. Gas Turbines Power. March 2022, 144(3): 031011.

Paper No: GTP-21-1410

DOI: https://doi.org/10.1115/1.4052561

Published Online: December 9, 2021

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Topics: Cavities, Engines, Flow (Dynamics), Gas turbines, Geometry, Network models, Boundary-value problems, Design

Journal Articles

Virtual Gas Turbines Part I: A Top-Down Geometry Modeling Environment for Turbomachinery Application

Davendu Kulkarni, Gan Lu, Feng Wang, Luca di Mare

J. Eng. Gas Turbines Power. March 2022, 144(3): 031010.

Paper No: GTP-21-1409

DOI: https://doi.org/10.1115/1.4052560

Published Online: December 9, 2021

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Topics: Geometry, Turbomachinery, Design, Modeling, Engines, Manufacturing, Gas turbines

Journal Articles

Numerical Methods for Calculating Component Modes for Geometric Mistuning Reduced-Order Models

Joseph A. Beck, Jeffrey M. Brown, Alex A. Kaszynski, Daniel L. Gillaugh

J. Eng. Gas Turbines Power. March 2022, 144(3): 031006.

Paper No: GTP-21-1487

DOI: https://doi.org/10.1115/1.4052427

Published Online: December 7, 2021

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Topics: Algorithms, Density, Errors, Finite element model, Geometry, Numerical analysis, Storage, Stiffness, Parallel processing

Journal Articles

Integrally Bladed Rotor Mistuning Identification and Model Updating Using Geometric Mistuning Models

Joseph A. Beck, Jeffrey M. Brown, Daniel L. Gillaugh, Emily B. Carper, Alex A. Kaszynski

J. Eng. Gas Turbines Power. December 2021, 143(12): 121012.

Paper No: GTP-20-1576

DOI: https://doi.org/10.1115/1.4051111

Published Online: October 12, 2021

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Topics: Algorithms, Approximation, Blades, Eigenvalues, Elastic moduli, Errors, Excitation, Finite element model, Geometry, Materials properties

Journal Articles

Low-Order Modeling of Can-Annular Combustors

Guillaume J. J. Fournier, Max Meindl, Camilo F. Silva, Giulio Ghirardo, Mirko R. Bothien, Wolfgang Polifke

J. Eng. Gas Turbines Power. December 2021, 143(12): 121004.

Paper No: GTP-21-1311

DOI: https://doi.org/10.1115/1.4051954

Published Online: October 4, 2021

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Topics: Acoustics, Annulus, Combustion chambers, Electrical conductivity, Flow (Dynamics), Modeling, Reflectance, Simulation, Thermal conductivity, Waves

Journal Articles

Experimental and Numerical Characterization of a Novel Natural Gas Low NO x Burner in Gas Turbine Realistic Environment

Matteo Cerutti, Pier Carlo Nassini, Daniele Pampaloni, Antonio Andreini

J. Eng. Gas Turbines Power. July 2021, 143(7): 071018.

Paper No: GTP-20-1437

DOI: https://doi.org/10.1115/1.4049446

Published Online: March 31, 2021

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Topics: Combustion chambers, Emissions, Flames, Fuels, Nitrogen oxides, Pressure, Temperature, Stability, Gas turbines, Geometry

Journal Articles

Heat Transfer Analysis in a Rotating Cavity With Axial Through-Flow

M. R. Puttock-Brown, C. A. Long

J. Eng. Gas Turbines Power. May 2021, 143(5): 051026.

Paper No: GTP-20-1785

DOI: https://doi.org/10.1115/1.4050062

Published Online: March 15, 2021

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Topics: Cavities, Disks, Geometry, Heat flux, Heat transfer, Simulation, Temperature, Thermocouples, Uncertainty, Instrumentation

Journal Articles

Aerothermal Optimization of Bladeless Turbines

James Braun, Guillermo Paniagua, Francois Falempin

J. Eng. Gas Turbines Power. March 2021, 143(3): 031023.

Paper No: GTP-20-1497

DOI: https://doi.org/10.1115/1.4049355

Published Online: March 1, 2021

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Topics: Flow (Dynamics), Heat flux, Optimization, Pressure, Skin friction (Fluid dynamics), Turbines, Geometry, Design

Journal Articles

Topological Optimization of Under-Platform Dampers With Moving Morphable Components and Global Optimization Algorithm for Nonlinear Frequency Response

E. Denimal, F. El Haddad, C. Wong, L. Salles

J. Eng. Gas Turbines Power. February 2021, 143(2): 021021.

Paper No: GTP-20-1577

DOI: https://doi.org/10.1115/1.4049666

Published Online: February 1, 2021

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Topics: Dampers, Geometry, Optimization, Optimization algorithms, Topology, Blades, Friction

Journal Articles

Development of Experimental and Numerical Methods for the Analysis of Active Clearance Control Systems

Riccardo Da Soghe, Lorenzo Mazzei, Lorenzo Tarchi, Lorenzo Cocchi, Alessio Picchi, Bruno Facchini, Laurent Descamps, Julian Girardeau, Matthieu Simon

J. Eng. Gas Turbines Power. February 2021, 143(2): 021018.

Paper No: GTP-20-1564

DOI: https://doi.org/10.1115/1.4049354

Published Online: January 28, 2021

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Topics: Clearances (Engineering), Computational fluid dynamics, Design, Flow (Dynamics), Heat conduction, Heat transfer, Jets, Pressure, Reynolds number, Reynolds-averaged Navier–Stokes equations

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Blisk With Small Geometry Mistuning and Blend Repair: As-Measured Finite Element Model and Experimental Verification

Optimization of an Organic Ranking Cycle Radial Turbine Using a Reduced-Order Model Coupled With Computational Fluid Dynamics

Gaussian Stochastic Process Modeling of Blend Repaired Airfoil Modal Response Using Reduced Basis Mode Shape Approach

TURBODYNA: A Generic One-Dimensional Dynamic Simulator for Radial Turbomachinery

Design Optimization and Variable Geometries Implementation of a High Bypass Three-Shaft Turbofan Engine for EIS2050

Test and Theory for a Refined Structural Model of a Hirth Coupling

Effect of Jet-to-Jet Distance and Pipe Position on Flow and Heat Transfer Features of Active Clearance Control Systems

Making Better Swirl Brakes Using Computational Fluid Dynamics: Performance Enhancement From Geometry Variation

On the Extrapolation of Rim Sealing Performance From Test Bench to Real Engine: A Numerical Survey

Optimization of Airfoil Blend Limits With As-Manufactured Geometry Finite Element Models

Virtual Gas Turbines Part II: An Automated Whole-Engine Secondary Air System Model Generation

Virtual Gas Turbines Part I: A Top-Down Geometry Modeling Environment for Turbomachinery Application

Numerical Methods for Calculating Component Modes for Geometric Mistuning Reduced-Order Models

Integrally Bladed Rotor Mistuning Identification and Model Updating Using Geometric Mistuning Models

Low-Order Modeling of Can-Annular Combustors

Experimental and Numerical Characterization of a Novel Natural Gas Low NO x Burner in Gas Turbine Realistic Environment

Heat Transfer Analysis in a Rotating Cavity With Axial Through-Flow

Aerothermal Optimization of Bladeless Turbines

Topological Optimization of Under-Platform Dampers With Moving Morphable Components and Global Optimization Algorithm for Nonlinear Frequency Response

Development of Experimental and Numerical Methods for the Analysis of Active Clearance Control Systems

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