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Robert E. Kielb
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Journal Articles

Forced Response Induced by Low Engine Order Under Circumferential Inlet Distortions With Different Extents

Tianyu Pan, Zhaoqi Yan, Hanan Lu, Qiushi Li, Robert E. Kielb
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. April 2023, 145(4): 041012.
Paper No: TURBO-21-1307
DOI: https://doi.org/10.1115/1.4055970
Published Online: November 7, 2022
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Topics: Blades, Dynamic response, Engines, Excitation, Flow (Dynamics), Inflow, Pressure, Rotors
Journal Articles

A Mistuned Forced Response Analysis of an Embedded Compressor Blisk Using a Reduced-Order Model

Mauricio Gutierrez Salas, Paul Petrie-Repar, Robert E. Kielb, Nicole L. Key
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2019, 141(3): 032505.
Paper No: GTP-18-1536
DOI: https://doi.org/10.1115/1.4041280
Published Online: October 11, 2018
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Topics: Blades, Compressors, Rotors, Stators, Disks, Resonance, Finite element model, Uncertainty, Simulation
Proceedings Papers

Influence of Rotor-Stator Interaction and Reflecting Boundary Conditions on Compressor Forced Response

Zhiping Mao, Shreyas Hegde, Tianyu Pan, Robert E. Kielb, Laith Zori, Rubens Campregher
Proc. ASME. GT2018, Volume 2A: Turbomachinery, V02AT45A004, June 11–15, 2018
Paper No: GT2018-75232
DOI: https://doi.org/10.1115/GT2018-75232
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Topics: Boundary-value problems, Compressors, Rotors, Stators, Inlet guide vanes, Blades, Reflection, Simulation, Computation, Energy transformation
Proceedings Papers

A Mistuned Forced Response Analysis of an Embedded Compressor Blisk Using a Reduced Order Model

Mauricio Gutierrez, Paul Petrie-Repar, Robert E. Kielb, Nicole L. Key
Proc. ASME. GT2018, Volume 7C: Structures and Dynamics, V07CT35A026, June 11–15, 2018
Paper No: GT2018-76455
DOI: https://doi.org/10.1115/GT2018-76455
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Topics: Compressors, Stators, Uncertainty, Rotors
Proceedings Papers

Interaction of Concurrent Forced Response and Flutter Phenomena in a Compressor Stage

Zhiping Mao, Robert E. Kielb
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT36A005, June 26–30, 2017
Paper No: GT2017-63376
DOI: https://doi.org/10.1115/GT2017-63376
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Topics: Compressors, Flutter (Aerodynamics), Blades, Pressure, Rotors, Vibration, Damping, Engineering simulation, Simulation, Computational fluid dynamics
Proceedings Papers

System Eigenvalue Identification of Mistuned Bladed Disks Using Least-Squares Complex Frequency-Domain Method

Yuan Huang, Grigorios Dimitriadis, Robert E. Kielb, Jing Li
Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT36A001, June 26–30, 2017
Paper No: GT2017-63008
DOI: https://doi.org/10.1115/GT2017-63008
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Topics: Disks, Eigenvalues, Rotors, Compressors, Damping, Algorithms, Errors, Frequency response, Poles (Building), Polynomials
Proceedings Papers

Shock Structure, Mode Shape, and Geometric Considerations for Low-Pressure Turbine Flutter Suppression

Joshua J. Waite, Robert E. Kielb
Proc. ASME. GT2016, Volume 7B: Structures and Dynamics, V07BT34A009, June 13–17, 2016
Paper No: GT2016-56706
DOI: https://doi.org/10.1115/GT2016-56706
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Topics: Flutter (Aerodynamics), Mode shapes, Pressure, Shock (Mechanics), Turbines, Geometry, Blades, Design, Stability, Aircraft engines
Journal Articles

Mistuned Forced Response Predictions of an Embedded Rotor in a Multistage Compressor

Fanny M. Besem, Robert E. Kielb, Paul Galpin, Laith Zori, Nicole L. Key
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. June 2016, 138(6): 061003.
Paper No: TURBO-15-1228
DOI: https://doi.org/10.1115/1.4032164
Published Online: February 9, 2016
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Topics: Blades, Compressors, Computational fluid dynamics, Pressure, Rotors, Simulation, Stators, Transients (Dynamics)
Journal Articles

The Impact of Blade Loading and Unsteady Pressure Bifurcations on Low-Pressure Turbine Flutter Boundaries

Joshua J. Waite, Robert E. Kielb
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. April 2016, 138(4): 041002.
Paper No: TURBO-15-1218
DOI: https://doi.org/10.1115/1.4032043
Published Online: December 29, 2015
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Topics: Blades, Flutter (Aerodynamics), Pressure, Damping, Bifurcation, Turbines, Mode shapes, Flow (Dynamics)
Journal Articles

Forced Response Sensitivity of a Mistuned Rotor From an Embedded Compressor Stage

Fanny M. Besem, Robert E. Kielb, Nicole L. Key
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. March 2016, 138(3): 031002.
Paper No: TURBO-15-1205
DOI: https://doi.org/10.1115/1.4031866
Published Online: November 17, 2015
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Topics: Blades, Rotors, Excitation, Compressors, Computational fluid dynamics, Damping
Journal Articles

Vortex-Induced Vibration and Frequency Lock-In of an Airfoil at High Angles of Attack

Fanny M. Besem, Joshua D. Kamrass, Jeffrey P. Thomas, Deman Tang, Robert E. Kielb
Journal: Journal of Fluids Engineering
Article Type: Research-Article
J. Fluids Eng. January 2016, 138(1): 011204.
Paper No: FE-15-1036
DOI: https://doi.org/10.1115/1.4031134
Published Online: August 21, 2015
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Topics: Airfoils, Flow (Dynamics), Locks (Waterways), Computational fluid dynamics
Proceedings Papers

Effects of Blade Count Ratio on Aerodynamic Forcing and Mode Excitability

Jing Li, Robert E. Kielb
Proc. ASME. GT2015, Volume 7B: Structures and Dynamics, V07BT34A008, June 15–19, 2015
Paper No: GT2015-43304
DOI: https://doi.org/10.1115/GT2015-43304
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Topics: Blades, Aerodynamics, Airfoils, Chords (Trusses), Compressors, Excitation, Mode shapes, Shock (Mechanics), Steady state, Supersonic flow
Proceedings Papers

Design of a Single Stage Turbine for the Quantification of Aerodynamic Damping

Christopher E. Meinzer, Simon L. Bittner, Stefan Schmitt, Robert E. Kielb, Joerg R. Seume
Proc. ASME. GT2015, Volume 7B: Structures and Dynamics, V07BT34A004, June 15–19, 2015
Paper No: GT2015-42641
DOI: https://doi.org/10.1115/GT2015-42641
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Topics: Damping, Design, Turbines, Blades, Flutter (Aerodynamics), Disks, Frequency response, Friction, Modal analysis, Pressure
Proceedings Papers

The Impact of Blade Loading and Unsteady Pressure Bifurcations on Low-Pressure Turbine Flutter Boundaries

Joshua J. Waite, Robert E. Kielb
Proc. ASME. GT2015, Volume 7B: Structures and Dynamics, V07BT34A005, June 15–19, 2015
Paper No: GT2015-42857
DOI: https://doi.org/10.1115/GT2015-42857
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Topics: Bifurcation, Blades, Flutter (Aerodynamics), Pressure, Turbines, Damping, Mode shapes, Airfoils, Catalysts, Compressors
Proceedings Papers

Forced Response Sensitivity of a Mistuned Rotor From an Embedded Compressor Stage

Fanny M. Besem, Robert E. Kielb, Nicole L. Key
Proc. ASME. GT2015, Volume 7B: Structures and Dynamics, V07BT34A006, June 15–19, 2015
Paper No: GT2015-43032
DOI: https://doi.org/10.1115/GT2015-43032
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Topics: Compressors, Rotors, Blades, Computational fluid dynamics, Engineering simulation, Simulation, Aerodynamics, Excitation, Fluid-dynamic forces, Flutter (Aerodynamics)
Journal Articles

Developing a Reduced-Order Model of Nonsynchronous Vibration in Turbomachinery Using Proper-Orthogonal Decomposition Methods

Stephen T. Clark, Fanny M. Besem, Robert E. Kielb, Jeffrey P. Thomas
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2015, 137(5): 052501.
Paper No: GTP-14-1400
DOI: https://doi.org/10.1115/1.4028675
Published Online: May 1, 2015
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Topics: Computational fluid dynamics
Proceedings Papers

Mass Balancing of Hollow Fan Blades

Robert E. Kielb
Proc. ASME. GT1986, Volume 1: Turbomachinery, V001T01A083, June 8–12, 1986
Paper No: 86-GT-195
DOI: https://doi.org/10.1115/86-GT-195
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Topics: Blades, Design, Flutter (Aerodynamics)
Proceedings Papers

An Analysis System for Blade Forced Response

Hsiao-Wei D. Chiang, Robert E. Kielb
Proc. ASME. GT1992, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education, V005T14A024, June 1–4, 1992
Paper No: 92-GT-172
DOI: https://doi.org/10.1115/92-GT-172
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Topics: Blades, Wakes, Excitation, Pressure, Resonance, Design, Turbines, Aerodynamics, Damping, Engine design
Proceedings Papers

A Design Method to Prevent Low Pressure Turbine Blade Flutter

Josef Panovsky, Robert E. Kielb
Proc. ASME. GT1998, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education, V005T14A052, June 2–5, 1998
Paper No: 98-GT-575
DOI: https://doi.org/10.1115/98-GT-575
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Topics: Design methodology, Flutter (Aerodynamics), Pressure, Turbine blades, Design, Stability, Blades, Mode shapes, Aircraft engines, Cascades (Fluid dynamics)
Proceedings Papers

Vortex-Induced Vibration and Frequency Lock-In of an Airfoil at High Angles of Attack

Fanny M. Besem, Joshua D. Kamrass, Jeffrey P. Thomas, Deman Tang, Robert E. Kielb
Proc. ASME. GT2014, Volume 7B: Structures and Dynamics, V07BT35A008, June 16–20, 2014
Paper No: GT2014-25648
DOI: https://doi.org/10.1115/GT2014-25648
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Topics: Airfoils, Locks (Waterways), Vortex-induced vibration, Oscillations, Vibration, Computational fluid dynamics, Fatigue, Flow (Dynamics), Fluids, Limit cycles