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Kiran D'Souza
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Journal Articles

Experimental Identification of Blade Tip Rub Forces at Engine Relevant Temperatures and Speeds

Robin Reifsnyder, Randall Mathison, Kiran D'Souza
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2025, 147(8): 081009.
Paper No: GTP-24-1718
https://doi.org/10.1115/1.4067104
Published Online: December 23, 2024
View Articletitled, Experimental Identification of Blade Tip Rub Forces at Engine Relevant Temperatures and Speeds
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Topics: Blades, Temperature, Stress, Engines, Frequency response
Journal Articles

Comparison of Ingestion of Different Size Hard and Soft Bodies Into a Representative Fan Assembly Model

Rashid E. Mattar, Dushyanth Sirivolu, Kiran D'Souza
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2025, 147(2): 021023.
Paper No: GTP-24-1612
https://doi.org/10.1115/1.4066604
Published Online: October 25, 2024
View Articletitled, Comparison of Ingestion of Different Size Hard and Soft Bodies Into a Representative Fan Assembly Model
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Topics: Aircraft, Blades, Damage, Manufacturing, Stress, Transients (Dynamics), Simulation, Disks, Engines
Journal Articles

Damage to a High Bypass Ratio Fan During Uncrewed Aircraft Systems Ingestions

Kiran D'Souza, Dushyanth Sirivolu, Luis Gomez, Gerardo Olivares
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2024, 146(12): 121011.
Paper No: GTP-24-1291
https://doi.org/10.1115/1.4066161
Published Online: September 5, 2024
View Articletitled, Damage to a High Bypass Ratio Fan During Uncrewed Aircraft Systems Ingestions
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Topics: Aircraft, Blades, Damage, Flight, Manufacturing, Simulation, Engines
Journal Articles

An Optimization Method for Stiffness and Damping Mistuning Identification From Blade Tip Timing Data

Troy Krizak, Eric Kurstak, Kiran D'Souza
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2024, 146(12): 121005.
Paper No: GTP-24-1300
https://doi.org/10.1115/1.4066165
Published Online: August 23, 2024
View Articletitled, An Optimization Method for Stiffness and Damping Mistuning Identification From Blade Tip Timing Data
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Topics: Blades, Damping, Optimization, Stiffness
Journal Articles

Damping and Stiffness Mistuning Effects in a Bladed Disk With Varied Disk Coupling

Troy Krizak, Eric Kurstak, Kiran D'Souza
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2024, 146(1): 011018.
Paper No: GTP-23-1373
https://doi.org/10.1115/1.4063542
Published Online: November 21, 2023
View Articletitled, Damping and Stiffness Mistuning Effects in a Bladed Disk With Varied Disk Coupling
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Topics: Blades, Damping, Stiffness, Disks, Bladed disks
Journal Articles

Experimental Determination of Blade Tip Rub Forces in a Multiblade System

Robin Reifsnyder, Christopher Keener, Randall Mathison, Kiran D'Souza
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041011.
Paper No: GTP-22-1402
https://doi.org/10.1115/1.4055884
Published Online: December 13, 2022
View Articletitled, Experimental Determination of Blade Tip Rub Forces in a Multiblade System
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Topics: Blades, Stress
Journal Articles

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

Eric Kurstak, Kiran D'Souza
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2021, 143(1): 011017.
Paper No: GTP-20-1595
https://doi.org/10.1115/1.4049014
Published Online: January 4, 2021
View Articletitled, An Experimental and Computational Investigation of a Pulsed Air-Jet Excitation System on a Rotating Bladed Disk
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Topics: Air jets, Blades, Disks, Excitation, Vibration, Traveling waves, Engines, Damping, Stiffness, Computer simulation
Journal Articles

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

Eric Kurstak, Kiran D'Souza
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2020, 142(4): 041015.
Paper No: GTP-19-1441
https://doi.org/10.1115/1.4045023
Published Online: February 3, 2020
View Articletitled, A Statistical Characterization of the Effects and Interactions of Small and Large Mistuning on Multistage Bladed Disks
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Topics: Blades, Design, Disks, Dynamics (Mechanics), Modeling, Modal analysis, Engines, Rotors, Stiffness, Damage
Journal Articles

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

Eric Kurstak, Ryan Wilber, Kiran D'Souza
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2019, 141(5): 051018.
Paper No: GTP-18-1495
https://doi.org/10.1115/1.4041204
Published Online: March 8, 2019
View Articletitled, Parametric Reduced Order Models for Bladed Disks With Mistuning and Varying Operational Speed
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Topics: Blades, Coordinate measuring machines, Disks, Finite element methods, Finite element model, Stiffness, Modal analysis, Errors
Journal Articles

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

Troy Lyons, Kiran D'Souza
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2019, 141(7): 071002.
Paper No: GTP-18-1456
https://doi.org/10.1115/1.4042286
Published Online: January 10, 2019
View Articletitled, Parametric Study of a Unmanned Aerial Vehicle Ingestion Into a Business Jet Size Fan Assembly Model
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Topics: Blades, Damage, Engines, Failure, Manufacturing, Simulation, Unmanned aerial vehicles, Motors, Geometry, Durability
Journal Articles

Multistage Blisk and Large Mistuning Modeling Using Fourier Constraint Modes and PRIME

Eric Kurstak, Kiran D'Souza
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2018, 140(7): 072505.
Paper No: GTP-17-1483
https://doi.org/10.1115/1.4038613
Published Online: April 10, 2018
View Articletitled, Multistage Blisk and Large Mistuning Modeling Using Fourier Constraint Modes and PRIME
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Topics: Blades, Displacement, Errors, Finite element analysis, Finite element methods, Finite element model, Modeling, Stiffness, Computation, Coordinate measuring machines