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Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A032, June 13–17, 2022

Paper No: GT2022-83344

DOI: https://doi.org/10.1115/GT2022-83344

View Paper titled, Experimental Determination of Blade Tip Rub Forces in a Multi-Blade System

Topics: Blades, Stress, Frequency response, Gas turbines, Physics, Rotating blades, Shaft angle encoders, Turbomachinery

Proceedings Papers

Design and Characterization of the OSU Rotor 67 Blisk for Future Damping and Mistuning Studies at Design Speed

Chris Keener, Kiran D’Souza

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A023, June 13–17, 2022

Paper No: GT2022-82717

DOI: https://doi.org/10.1115/GT2022-82717

View Paper titled, Design and Characterization of the OSU Rotor 67 Blisk for Future Damping and Mistuning Studies at Design Speed

Topics: Damping, Design, Rotors, Airfoils, Disks, Gas turbines, Aviation, Dampers, Dynamics (Mechanics), Finite element model

Journal Articles

Efficient Analysis of Stationary Dynamics of Piecewise-Linear Nonlinear Systems Modeled Using General State-Space Representations

Meng-Hsuan Tien, Ming-Fu Lu, Kiran D'Souza

J. Comput. Nonlinear Dynam. August 2022, 17(8): 081001.

Paper No: CND-21-1354

DOI: https://doi.org/10.1115/1.4054152

Published Online: April 1, 2022

View Article titled, Efficient Analysis of Stationary Dynamics of Piecewise-Linear Nonlinear Systems Modeled Using General State-Space Representations

Topics: Analog circuits, Dynamics (Mechanics), Nonlinear systems, Steady state, Circuits, Optimization, Eigenvalues, Approximation

Proceedings Papers

Analysis and Evaluation of Piecewise Linear Systems With Coulomb Friction Using a Hybrid Symbolic-Numeric Computational Method

Amir Shahhosseini, Meng-Hsuan Tien, Kiran D’Souza

Proc. ASME. IDETC-CIE2021, Volume 9: 17th International Conference on Multibody Systems, Nonlinear Dynamics, and Control (MSNDC), V009T09A009, August 17–19, 2021

Paper No: DETC2021-69430

DOI: https://doi.org/10.1115/DETC2021-69430

View Paper titled, Analysis and Evaluation of Piecewise Linear Systems With Coulomb Friction Using a Hybrid Symbolic-Numeric Computational Method

Topics: Computational methods, Coulombs, Friction, Linear systems, Dynamics (Mechanics), Nonlinear systems, Chaos, Failure, Manufacturing, Steady state

Journal Articles

Bilinear Systems With Initial Gaps Involving Inelastic Collision: Forced Response Experiments and Simulations

Kohei Noguchi, Akira Saito, Meng-Hsuan Tien, Kiran D’Souza

J. Vib. Acoust. April 2022, 144(2): 021001.

Paper No: VIB-21-1036

DOI: https://doi.org/10.1115/1.4051493

Published Online: July 9, 2021

View Article titled, Bilinear Systems With Initial Gaps Involving Inelastic Collision: Forced Response Experiments and Simulations

Topics: Approximation, Collisions (Physics), Displacement, Dynamics (Mechanics), Engineering simulation, Excitation, Resonance, Simulation, Spectroscopy, Parameter estimation

Journal Articles

A New Method to Find the Forced Response of Nonlinear Systems With Dry Friction

Gregory Altamirano, Meng-Hsuan Tien, Kiran D'Souza

J. Comput. Nonlinear Dynam. June 2021, 16(6): 061002.

Paper No: CND-20-1148

DOI: https://doi.org/10.1115/1.4050686

Published Online: April 19, 2021

View Article titled, A New Method to Find the Forced Response of Nonlinear Systems With Dry Friction

Topics: Dampers, Displacement, Dry friction, Friction, Nonlinear systems, Dynamics (Mechanics), Excitation, Coulombs

Proceedings Papers

An Experimental and Computational Investigation of a Pulsed Air-Jet Excitation System on a Rotating Bladed Disk

Eric Kurstak, Kiran D’Souza

Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A041, September 21–25, 2020

Paper No: GT2020-16301

DOI: https://doi.org/10.1115/GT2020-16301

View Paper titled, An Experimental and Computational Investigation of a Pulsed Air-Jet Excitation System on a Rotating Bladed Disk

Topics: Air jets, Disks, Excitation systems, Blades, Excitation, Vibration, Computer simulation, Design, Engines, Dynamics (Mechanics)

Journal Articles

An Experimental and Computational Investigation of a Pulsed Air-Jet Excitation System on a Rotating Bladed Disk

Eric Kurstak, Kiran D'Souza

J. Eng. Gas Turbines Power. January 2021, 143(1): 011017.

Paper No: GTP-20-1595

DOI: https://doi.org/10.1115/1.4049014

Published Online: January 4, 2021

View Article titled, An Experimental and Computational Investigation of a Pulsed Air-Jet Excitation System on a Rotating Bladed Disk

Topics: Air jets, Blades, Disks, Excitation, Vibration, Traveling waves, Engines, Damping, Stiffness, Computer simulation

Proceedings Papers

Experimental Forced Response Analysis of Two-Degree-of-Freedom Piecewise-Linear Systems With a Gap

Akira Saito, Junta Umemoto, Kohei Noguchi, Meng-Hsuan Tien, Kiran D’Souza

Proc. ASME. IDETC-CIE2020, Volume 7: 32nd Conference on Mechanical Vibration and Noise (VIB), V007T07A019, August 17–19, 2020

Paper No: DETC2020-22289

DOI: https://doi.org/10.1115/DETC2020-22289

View Paper titled, Experimental Forced Response Analysis of Two-Degree-of-Freedom Piecewise-Linear Systems With a Gap

Topics: Bifurcation, Degrees of freedom, Excitation, Frequency response, Harmonic oscillators

Proceedings Papers

Mistuning Identification for Rotating Bladed Disks Using Stationary Measurements and Reduced Order Models

Eric Kurstak, Karsten Look, Kiran D’Souza

Proc. ASME. IDETC-CIE2020, Volume 7: 32nd Conference on Mechanical Vibration and Noise (VIB), V007T07A026, August 17–19, 2020

Paper No: DETC2020-22652

DOI: https://doi.org/10.1115/DETC2020-22652

View Paper titled, Mistuning Identification for Rotating Bladed Disks Using Stationary Measurements and Reduced Order Models

Topics: Disks, Design, Computer simulation, Turbomachinery, Blades, Boundary-value problems, Engineering prototypes, High temperature, Machinery, Manufacturing

Journal Articles

A Statistical Characterization of the Effects and Interactions of Small and Large Mistuning on Multistage Bladed Disks

Eric Kurstak, Kiran D'Souza

J. Eng. Gas Turbines Power. April 2020, 142(4): 041015.

Paper No: GTP-19-1441

DOI: https://doi.org/10.1115/1.4045023

Published Online: February 3, 2020

View Article titled, A Statistical Characterization of the Effects and Interactions of Small and Large Mistuning on Multistage Bladed Disks

Topics: Blades, Design, Disks, Dynamics (Mechanics), Modeling, Modal analysis, Engines, Rotors, Stiffness, Damage

Proceedings Papers

A Statistical Characterization of the Effects and Interactions of Small and Large Mistuning on Multistage Bladed Disks

Eric Kurstak, Kiran D’Souza

Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT35A015, June 17–21, 2019

Paper No: GT2019-91094

DOI: https://doi.org/10.1115/GT2019-91094

View Paper titled, A Statistical Characterization of the Effects and Interactions of Small and Large Mistuning on Multistage Bladed Disks

Topics: Damage, Design, Disks, Dynamics (Mechanics), Engines, Manufacturing, Modal analysis, Modeling, Rotors, Statistical analysis

Journal Articles

Parametric Reduced Order Models for Bladed Disks With Mistuning and Varying Operational Speed

Eric Kurstak, Ryan Wilber, Kiran D'Souza

J. Eng. Gas Turbines Power. May 2019, 141(5): 051018.

Paper No: GTP-18-1495

DOI: https://doi.org/10.1115/1.4041204

Published Online: March 8, 2019

View Article titled, Parametric Reduced Order Models for Bladed Disks With Mistuning and Varying Operational Speed

Topics: Blades, Coordinate measuring machines, Disks, Finite element methods, Finite element model, Stiffness, Modal analysis, Errors

Journal Articles

Analyzing Bilinear Systems Using a New Hybrid Symbolic-Numeric Computational Method

Meng-Hsuan Tien, Kiran D'Souza

J. Vib. Acoust. June 2019, 141(3): 031008.

Paper No: VIB-18-1506

DOI: https://doi.org/10.1115/1.4042520

Published Online: February 4, 2019

View Article titled, Analyzing Bilinear Systems Using a New Hybrid Symbolic-Numeric Computational Method

Topics: Bifurcation, Cantilever beams, Computational methods, Degrees of freedom, Displacement, Steady state, Transients (Dynamics), Switches, Fracture (Materials), Stiffness

Journal Articles

Parametric Study of a Unmanned Aerial Vehicle Ingestion Into a Business Jet Size Fan Assembly Model

Troy Lyons, Kiran D'Souza

J. Eng. Gas Turbines Power. July 2019, 141(7): 071002.

Paper No: GTP-18-1456

DOI: https://doi.org/10.1115/1.4042286

Published Online: January 10, 2019

View Article titled, Parametric Study of a Unmanned Aerial Vehicle Ingestion Into a Business Jet Size Fan Assembly Model

Topics: Blades, Damage, Engines, Failure, Manufacturing, Simulation, Unmanned aerial vehicles, Motors, Geometry, Durability

Proceedings Papers

A Hybrid Symbolic-Numeric Computational Method for Analysis of Bilinear Systems

Meng-Hsuan Tien, Kiran D’Souza

Proc. ASME. IDETC-CIE2018, Volume 8: 30th Conference on Mechanical Vibration and Noise, V008T10A016, August 26–29, 2018

Paper No: DETC2018-85036

DOI: https://doi.org/10.1115/DETC2018-85036

View Paper titled, A Hybrid Symbolic-Numeric Computational Method for Analysis of Bilinear Systems

Topics: Computational methods, Bifurcation, Cantilever beams, Chaos, Degrees of freedom, Displacement, Dynamics (Mechanics), Joining, Steady state, Switches

Proceedings Papers

Parametric Reduced Order Models for Bladed Disks With Mistuning and Varying Operational Speed

Eric Kurstak, Ryan Wilber, Kiran D’Souza

Proc. ASME. GT2018, Volume 7C: Structures and Dynamics, V07CT35A012, June 11–15, 2018

Paper No: GT2018-75563

DOI: https://doi.org/10.1115/GT2018-75563

View Paper titled, Parametric Reduced Order Models for Bladed Disks With Mistuning and Varying Operational Speed

Topics: Disks, Coordinate measuring machines, Finite element analysis

Journal citation

NARROW

Efficient Hybrid Symbolic-Numeric Computational Method for Piecewise Linear Systems With Coulomb Friction

Experimental Determination of Blade Tip Rub Forces in a Multiblade System

Vibration Energy Harvester With Piecewise Linear Nonlinear Oscillator and Controllable Gap Size

Experimental Determination of Blade Tip Rub Forces in a Multi-Blade System

Design and Characterization of the OSU Rotor 67 Blisk for Future Damping and Mistuning Studies at Design Speed

Efficient Analysis of Stationary Dynamics of Piecewise-Linear Nonlinear Systems Modeled Using General State-Space Representations

Analysis and Evaluation of Piecewise Linear Systems With Coulomb Friction Using a Hybrid Symbolic-Numeric Computational Method

Bilinear Systems With Initial Gaps Involving Inelastic Collision: Forced Response Experiments and Simulations

A New Method to Find the Forced Response of Nonlinear Systems With Dry Friction

An Experimental and Computational Investigation of a Pulsed Air-Jet Excitation System on a Rotating Bladed Disk

An Experimental and Computational Investigation of a Pulsed Air-Jet Excitation System on a Rotating Bladed Disk

Experimental Forced Response Analysis of Two-Degree-of-Freedom Piecewise-Linear Systems With a Gap

Mistuning Identification for Rotating Bladed Disks Using Stationary Measurements and Reduced Order Models

A Statistical Characterization of the Effects and Interactions of Small and Large Mistuning on Multistage Bladed Disks

A Statistical Characterization of the Effects and Interactions of Small and Large Mistuning on Multistage Bladed Disks

Parametric Reduced Order Models for Bladed Disks With Mistuning and Varying Operational Speed

Analyzing Bilinear Systems Using a New Hybrid Symbolic-Numeric Computational Method

Parametric Study of a Unmanned Aerial Vehicle Ingestion Into a Business Jet Size Fan Assembly Model

A Hybrid Symbolic-Numeric Computational Method for Analysis of Bilinear Systems

Parametric Reduced Order Models for Bladed Disks With Mistuning and Varying Operational Speed

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