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Journal Articles

On the Optimum Distribution of Multiple Helmholtz Resonators for Annular Combustors

Hongwei Chen, Liming Yin, Xiaopei Liu, Mingmin Chen, Dong Yang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2025, 147(2): 021004.
Paper No: GTP-24-1317
https://doi.org/10.1115/1.4066354
Published Online: September 26, 2024
View Article titled, On the Optimum Distribution of Multiple Helmholtz Resonators for Annular Combustors
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Topics: Combustion chambers, Damping, Eigenvalues, Acoustics, Dampers, Gas turbines
Journal Articles

Inferring Flame Transfer Functions of Turbulent Conical Flames From Pressure Measurements

Accepted Manuscript
Matthew Yoko, Matthew Juniper
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1574
https://doi.org/10.1115/1.4066616
Published Online: September 26, 2024
View Article titled, Inferring Flame Transfer Functions of Turbulent Conical Flames From Pressure Measurements
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Topics: Flames, Pressure measurement, Transfer functions, Turbulence, Eigenvalues, Uncertainty, Acoustics, Combustion chambers, Ducts, Errors
Journal Articles

Numerical and Experimental Study of Flow-Induced Vibrations in Micro-Tube Heat Exchangers

H. M. Phan, F. Newman, C. E. O'Pray, D. Parikh
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2024, 146(11): 111028.
Paper No: GTP-24-1272
https://doi.org/10.1115/1.4066156
Published Online: August 23, 2024
View Article titled, Numerical and Experimental Study of Flow-Induced Vibrations in Micro-Tube Heat Exchangers
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Topics: Flow-induced vibrations, Heat exchangers, Temperature, Vibration, Lasers, Computer simulation, Damping, Fluids, Eigenvalues, Test facilities
Journal Articles

Comparison of Subspace Identification Methods for Modal Estimation of Bladed Disks

Corentin Jorajuria, Cécile Esteves, Claude Gibert, Fabrice Thouverez
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2024, 146(5): 051006.
Paper No: GTP-23-1551
https://doi.org/10.1115/1.4063634
Published Online: December 8, 2023
View Article titled, Comparison of Subspace Identification Methods for Modal Estimation of Bladed Disks
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Topics: Bladed disks, Uncertainty, Excitation, Errors, Computation, Eigenvalues, Aeronautics, Time series
Journal Articles

The Nonlinear Thermoacoustic Eigenvalue Problem and Its Rational Approximations: Assessment of Solution Strategies

Moritz Merk, Philip E. Buschmann, Jonas P. Moeck, Wolfgang Polifke
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2023, 145(2): 021028.
Paper No: GTP-22-1336
https://doi.org/10.1115/1.4055583
Published Online: December 13, 2022
View Article titled, The Nonlinear Thermoacoustic Eigenvalue Problem and Its Rational Approximations: Assessment of Solution Strategies
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Topics: Eigenvalues, Approximation
Journal Articles

Interplay of Clusters of Acoustic and Intrinsic Thermoacoustic Modes in Can-Annular Combustors

Guillaume J. J. Fournier, Felicitas Schaefer, Matthias Haeringer, Camilo F. Silva, Wolfgang Polifke
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2022, 144(12): 121015.
Paper No: GTP-22-1285
https://doi.org/10.1115/1.4055381
Published Online: October 14, 2022
View Article titled, Interplay of Clusters of Acoustic and Intrinsic Thermoacoustic Modes in Can-Annular Combustors
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Topics: Acoustics, Combustion chambers, Flames, Eigenvalues, Modeling
Journal Articles

A Hybrid Adjoint Network Model for Thermoacoustic Optimization

Felicitas Schäfer, Luca Magri, Wolfgang Polifke
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2022, 144(3): 031017.
Paper No: GTP-21-1302
https://doi.org/10.1115/1.4051959
Published Online: January 3, 2022
View Article titled, A Hybrid Adjoint Network Model for Thermoacoustic Optimization
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Topics: Combustion chambers, Ducts, Eigenvalues, Feedback, Flames, Network models, Optimization, S-matrix theory
Journal Articles

Comparison of Model Order Reduction Methods in Thermo-Acoustic Stability Analysis

Naman Purwar, Maximilian Meindl, Wolfgang Polifke
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2022, 144(2): 021004.
Paper No: GTP-21-1331
https://doi.org/10.1115/1.4052096
Published Online: November 1, 2021
View Article titled, Comparison of Model Order Reduction Methods in Thermo-Acoustic Stability Analysis
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Topics: Acoustics, Flames, Cavities, Transfer functions, Eigenvalues
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
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2021, 143(12): 121012.
Paper No: GTP-20-1576
https://doi.org/10.1115/1.4051111
Published Online: October 12, 2021
View Article titled, Integrally Bladed Rotor Mistuning Identification and Model Updating Using Geometric Mistuning Models
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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
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2021, 143(12): 121004.
Paper No: GTP-21-1311
https://doi.org/10.1115/1.4051954
Published Online: October 4, 2021
View Article titled, Low-Order Modeling of Can-Annular Combustors
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Topics: Acoustics, Annulus, Combustion chambers, Electrical conductivity, Flow (Dynamics), Modeling, Reflectance, Simulation, Thermal conductivity, Waves
Journal Articles

Transient Flutter Stability Analysis of Structural Mistuned Blisk by Energy Growth Method

Luohui Ouyang, Qingzhen Bi, Hua Chen, Hai Shang, Limin Zhu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2021, 143(9): 091015.
Paper No: GTP-20-1757
https://doi.org/10.1115/1.4050860
Published Online: May 31, 2021
View Article titled, Transient Flutter Stability Analysis of Structural Mistuned Blisk by Energy Growth Method
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Topics: Blades, Eigenvalues, Flutter (Aerodynamics), Stability, Transients (Dynamics), Lumped parameter models
Journal Articles

Shape Optimization of Thermoacoustic Systems Using a Two-Dimensional Adjoint Helmholtz Solver

Stefano Falco, Matthew P. Juniper
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071025.
Paper No: GTP-20-1460
https://doi.org/10.1115/1.4049305
Published Online: March 31, 2021
View Article titled, Shape Optimization of Thermoacoustic Systems Using a Two-Dimensional Adjoint Helmholtz Solver
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Topics: Combustion chambers, Eigenvalues, Shapes, Turbulence, Shape optimization, Heat, Acoustics, Flames
Journal Articles

Analysis of Thermoacoustic Modes in Can-Annular Combustors Using Effective Bloch-Type Boundary Conditions

Jakob G. R. von Saldern, Alessandro Orchini, Jonas P. Moeck
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071019.
Paper No: GTP-20-1439
https://doi.org/10.1115/1.4049162
Published Online: March 31, 2021
View Article titled, Analysis of Thermoacoustic Modes in Can-Annular Combustors Using Effective Bloch-Type Boundary Conditions
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Topics: Acoustics, Boundary-value problems, Combustion chambers, Eigenvalues, Flames
Journal Articles

Interaction Between Coriolis Forces and Mistuning on a Cyclic Symmetric Structure With Geometrical Nonlinearity

Anthony Tacher, Fabrice Thouverez, Jason Armand
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2021, 143(5): 051006.
Paper No: GTP-20-1398
https://doi.org/10.1115/1.4048844
Published Online: March 11, 2021
View Article titled, Interaction Between Coriolis Forces and Mistuning on a Cyclic Symmetric Structure With Geometrical Nonlinearity
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Topics: Coriolis force, Eigenvalues, Modal analysis, Standing waves, Traveling waves, Stiffness, Disks
Journal Articles

The Impact of Exceptional Points on the Reliability of Thermoacoustic Stability Analysis

Felicitas Schaefer, Shuai Guo, Wolfgang Polifke
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2021, 143(2): 021010.
Paper No: GTP-20-1546
https://doi.org/10.1115/1.4049351
Published Online: January 18, 2021
View Article titled, The Impact of Exceptional Points on the Reliability of Thermoacoustic Stability Analysis
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Topics: Eigenvalues, Flames, Stability, Uncertainty, Combustion chambers
Journal Articles

Adjoint-Based Calculation of Parametric Thermoacoustic Maps of an Industrial Combustion Chamber

Camilo F. Silva, Laura Prieto, Maximiliano Ancharek, Pablo Marigliani, Georg A. Mensah
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2021, 143(1): 011003.
Paper No: GTP-20-1520
https://doi.org/10.1115/1.4049295
Published Online: December 23, 2020
View Article titled, Adjoint-Based Calculation of Parametric Thermoacoustic Maps of an Industrial Combustion Chamber
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Topics: Combustion chambers, Flames, Perturbation theory, Eigenvalues
Journal Articles

Solution of Thermoacoustic Eigenvalue Problems With a Noniterative Method

Philip E. Buschmann, Georg A. Mensah, Franck Nicoud, Jonas P. Moeck
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2020, 142(3): 031022.
Paper No: GTP-19-1413
https://doi.org/10.1115/1.4045076
Published Online: February 10, 2020
View Article titled, Solution of Thermoacoustic Eigenvalue Problems With a Noniterative Method
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Topics: Combustion chambers, Eigenvalues, Flames, Computation
Journal Articles

A New Mistuning Identification Method Based on the Subset of Nominal System Modes Method

Christian U. Waldherr, Patrick Buchwald, Damian M. Vogt
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2020, 142(2): 021016.
Paper No: GTP-19-1474
https://doi.org/10.1115/1.4045517
Published Online: January 16, 2020
View Article titled, A New Mistuning Identification Method Based on the Subset of Nominal System Modes Method
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Topics: Blades, Compressors, Eigenvalues, Errors, Mode shapes, Noise (Sound), Probability, Resonance, Stiffness, Traveling waves
Journal Articles

Thermoacoustic Spectrum of a Swirled Premixed Combustor With Partially Reflecting Boundaries

Kah Joon Yong, Maximilian Meindl, Wolfgang Polifke, Camilo F. Silva
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2020, 142(1): 011005.
Paper No: GTP-19-1515
https://doi.org/10.1115/1.4045275
Published Online: November 25, 2019
View Article titled, Thermoacoustic Spectrum of a Swirled Premixed Combustor With Partially Reflecting Boundaries
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Topics: Acoustics, Combustion chambers, Eigenvalues, Flames, Reflection, Reflectance, Rotation
Journal Articles

Geometric Mistuning Reduced-Order Model Development Utilizing Bayesian Surrogate Models for Component Mode Calculations

Joseph A. Beck, Jeffrey M. Brown, Alex A. Kaszynski, Emily B. Carper, Daniel L. Gillaugh
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2019, 141(10): 101013.
Paper No: GTP-19-1355
https://doi.org/10.1115/1.4044454
Published Online: September 16, 2019
View Article titled, Geometric Mistuning Reduced-Order Model Development Utilizing Bayesian Surrogate Models for Component Mode Calculations
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Topics: Blades, Eigenvalues, Errors, Finite element model, Geometry, Modal analysis, Mode shapes, Model development, Rotors, Uncertainty