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Robert E. Kielb
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Journal Articles

Numerical Investigation of Classic Flutter Mechanism Under Circumferentially Non-Uniform Inlet Condition

Zhaoqi Yan, Tianyu Pan, Guanting Su, Qiushi Li, Robert E. Kielb
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2024, 146(6): 061011.
Paper No: TURBO-23-1080
https://doi.org/10.1115/1.4064420
Published Online: January 29, 2024
View Article titled, Numerical Investigation of Classic Flutter Mechanism Under Circumferentially Non-Uniform Inlet Condition
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Topics: Blades, Damping, Flutter (Aerodynamics), Rotors, Inflow, Flow (Dynamics)
Journal Articles

Quasi-Dynamic Approximation of Unsteady Pressure Distribution for Transonic Airfoils in Flutter

Jan Lepicovsky, David Šimurda, Robert E. Kielb, Petr Šidlof, Martin Štěpán
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081010.
Paper No: TURBO-22-1366
https://doi.org/10.1115/1.4062181
Published Online: April 12, 2023
View Article titled, Quasi-Dynamic Approximation of Unsteady Pressure Distribution for Transonic Airfoils in Flutter
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Topics: Blades, Flow (Dynamics), Flutter (Aerodynamics), Pressure, Cascades (Fluid dynamics), Test facilities, Mach number
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
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2023, 145(4): 041012.
Paper No: TURBO-21-1307
https://doi.org/10.1115/1.4055970
Published Online: November 7, 2022
View Article titled, Forced Response Induced by Low Engine Order Under Circumferential Inlet Distortions With Different Extents
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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
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2019, 141(3): 032505.
Paper No: GTP-18-1536
https://doi.org/10.1115/1.4041280
Published Online: October 11, 2018
View Article titled, A Mistuned Forced Response Analysis of an Embedded Compressor Blisk Using a Reduced-Order Model
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Topics: Blades, Compressors, Rotors, Stators, Disks, Resonance, Finite element model, Uncertainty, Simulation
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76455
https://doi.org/10.1115/GT2018-76455
View Paper titled, A Mistuned Forced Response Analysis of an Embedded Compressor Blisk Using a Reduced Order Model
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Topics: Compressors, Stators, Uncertainty, Rotors
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75232
https://doi.org/10.1115/GT2018-75232
View Paper titled, Influence of Rotor-Stator Interaction and Reflecting Boundary Conditions on Compressor Forced Response
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Topics: Boundary-value problems, Compressors, Rotors, Stators, Inlet guide vanes, Blades, Reflection, Simulation, Computation, Energy transformation
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63376
https://doi.org/10.1115/GT2017-63376
View Paper titled, Interaction of Concurrent Forced Response and Flutter Phenomena in a Compressor Stage
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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
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63008
https://doi.org/10.1115/GT2017-63008
View Paper titled, System Eigenvalue Identification of Mistuned Bladed Disks Using Least-Squares Complex Frequency-Domain Method
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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
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56706
https://doi.org/10.1115/GT2016-56706
View Paper titled, Shock Structure, Mode Shape, and Geometric Considerations for Low-Pressure Turbine Flutter Suppression
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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
Publisher: ASME
Article Type: Research-Article
J. Turbomach. June 2016, 138(6): 061003.
Paper No: TURBO-15-1228
https://doi.org/10.1115/1.4032164
Published Online: February 9, 2016
View Article titled, Mistuned Forced Response Predictions of an Embedded Rotor in a Multistage Compressor
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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
Publisher: ASME
Article Type: Research-Article
J. Turbomach. April 2016, 138(4): 041002.
Paper No: TURBO-15-1218
https://doi.org/10.1115/1.4032043
Published Online: December 29, 2015
View Article titled, The Impact of Blade Loading and Unsteady Pressure Bifurcations on Low-Pressure Turbine Flutter Boundaries
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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
Publisher: ASME
Article Type: Research-Article
J. Turbomach. March 2016, 138(3): 031002.
Paper No: TURBO-15-1205
https://doi.org/10.1115/1.4031866
Published Online: November 17, 2015
View Article titled, Forced Response Sensitivity of a Mistuned Rotor From an Embedded Compressor Stage
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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
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. January 2016, 138(1): 011204.
Paper No: FE-15-1036
https://doi.org/10.1115/1.4031134
Published Online: August 21, 2015
View Article titled, Vortex-Induced Vibration and Frequency Lock-In of an Airfoil at High Angles of Attack
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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
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-43304
https://doi.org/10.1115/GT2015-43304
View Paper titled, Effects of Blade Count Ratio on Aerodynamic Forcing and Mode Excitability
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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
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42641
https://doi.org/10.1115/GT2015-42641
View Paper titled, Design of a Single Stage Turbine for the Quantification of Aerodynamic Damping
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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
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42857
https://doi.org/10.1115/GT2015-42857
View Paper titled, The Impact of Blade Loading and Unsteady Pressure Bifurcations on Low-Pressure Turbine Flutter Boundaries
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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
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-43032
https://doi.org/10.1115/GT2015-43032
View Paper titled, Forced Response Sensitivity of a Mistuned Rotor From an Embedded Compressor Stage
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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
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2015, 137(5): 052501.
Paper No: GTP-14-1400
https://doi.org/10.1115/1.4028675
Published Online: May 1, 2015
View Article titled, Developing a Reduced-Order Model of Nonsynchronous Vibration in Turbomachinery Using Proper-Orthogonal Decomposition Methods
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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
Publisher: American Society of Mechanical Engineers
Paper No: 86-GT-195
https://doi.org/10.1115/86-GT-195
View Paper titled, Mass Balancing of Hollow Fan Blades
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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
Publisher: American Society of Mechanical Engineers
Paper No: 92-GT-172
https://doi.org/10.1115/92-GT-172
View Paper titled, An Analysis System for Blade Forced Response
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Topics: Blades, Wakes, Excitation, Pressure, Resonance, Design, Turbines, Aerodynamics, Damping, Engine design