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Proceedings Papers

Improving the Fatigue Life of an Additively Manufactured Stainless-Steel Specimen Using a Secondary Grinding Process

Murali Krishnan Ramachandran, Safia Alam Sumaiya, Mandar Golvaskar, Julia Wood, Isaac Sluder, Chandra Sekhar Rakurty, Nithin Rangasamy, Onome Scott Emuakpor, Manigandan Kannan
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T17A011, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124342
https://doi.org/10.1115/GT2024-124342
View Paper titled, Improving the Fatigue Life of an Additively Manufactured Stainless-Steel Specimen Using a Secondary Grinding Process
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Topics: Additive manufacturing, Fatigue, Fatigue life, Grinding, Stainless steel, Stress, Cooling, High cycle fatigue, Surface roughness, Manufacturing
Proceedings Papers

Forecasting High Cycle and Very High Cycle Fatigue Through Enhanced Strain-Energy Based Fatigue Life Prediction

Dino Celli, Luke Sheridan, Tommy George, Justin Warner, Lucas Smith
Proc. ASME. GT2024, Volume 10B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V10BT24A011, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129455
https://doi.org/10.1115/GT2024-129455
View Paper titled, Forecasting High Cycle and Very High Cycle Fatigue Through Enhanced Strain-Energy Based Fatigue Life Prediction
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Topics: Cycles, Fatigue life, High cycle fatigue, Fatigue, Stress, Failure, Additive manufacturing, Fatigue testing, Servomechanisms, Bone
Proceedings Papers

Analysis and Optimization of the Fatigue Damage Accumulation Under Transient Vibrations of Mistuned Bladed Disks

Tong Jing, Chaoping Zang, Evgeny Petrov
Proc. ASME. GT2024, Volume 10B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V10BT24A009, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129237
https://doi.org/10.1115/GT2024-129237
View Paper titled, Analysis and Optimization of the Fatigue Damage Accumulation Under Transient Vibrations of Mistuned Bladed Disks
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Topics: Bladed disks, Fatigue damage, High cycle fatigue, Optimization, Transients (Dynamics), Vibration
Proceedings Papers

Coupled Vibration of a Centrifugal Compressor Blade Excited by Macro Fiber Composite Actuator

Mingjie Nie, Yong Chen, Xu Tang
Proc. ASME. GT2024, Volume 10B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V10BT27A028, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128483
https://doi.org/10.1115/GT2024-128483
View Paper titled, Coupled Vibration of a Centrifugal Compressor Blade Excited by Macro Fiber Composite Actuator
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Topics: Actuators, Blades, Composite materials, Compressors, Fibers, High cycle fatigue, Vibration
Proceedings Papers

Workflow for Fast and Efficient Forced Response Analysis of Turbomachinery

Sunil Patil, Laurent Sabatier, Andrew Madden, Jeff Bronson, Laith Zori
Proc. ASME. GT2024, Volume 10B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V10BT24A008, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127785
https://doi.org/10.1115/GT2024-127785
View Paper titled, Workflow for Fast and Efficient Forced Response Analysis of Turbomachinery
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Topics: Turbomachinery, Workflow, Computational fluid dynamics, Finite element methods, Blades, Finite element analysis, High cycle fatigue, NASA, Rotors, Simulation
Proceedings Papers

Multi-Aeroelastic Phenomena Modelling Part I: the Development of Whole LPC Model for Civil Turbofan Engine

Davendu Y. Kulkarni, Bharat Lad, Luca di Mare
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A041, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128191
https://doi.org/10.1115/GT2024-128191
View Paper titled, Multi-Aeroelastic Phenomena Modelling Part I: the Development of Whole LPC Model for Civil Turbofan Engine
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Topics: Engineering simulation, Engines, Modeling, Simulation, Turbofans, Compression, Computational fluid dynamics, High cycle fatigue, Pressure, Risk
Proceedings Papers

Reduction of the Excitation of Volute on Turbine Rotor by a Groove Treatment

Yv Wang, Hua Chen
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT35A009, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124527
https://doi.org/10.1115/GT2024-124527
View Paper titled, Reduction of the Excitation of Volute on Turbine Rotor by a Groove Treatment
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Topics: Excitation, High cycle fatigue, Rotors, Turbines
Proceedings Papers

Rework and Repair Options for Steam Turbine Components Subject to Flexible Operation

Frank Biesinger, Huascar Lorini, Ritesh Shah
Proc. ASME. GT2023, Volume 10: Steam Turbine, V010T20A013, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102664
https://doi.org/10.1115/GT2023-102664
View Paper titled, Rework and Repair Options for Steam Turbine Components Subject to Flexible Operation
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Topics: Maintenance, Steam turbines, Stress, Creep, Damage, Energy industry, Energy resources, Engineering simulation, Fracture (Materials), High cycle fatigue
Proceedings Papers

On the Influence of Bearing Modeling Details on the Dynamical System Effects of a Mid-Size Turbocharger Rotor

Arthur Zobel, Christopher Fuhrer, Damian M. Vogt, Alex Nakos, Bernd Beirow, Alexander Blessing, Carolin Zippack
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A010, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102098
https://doi.org/10.1115/GT2023-102098
View Paper titled, On the Influence of Bearing Modeling Details on the Dynamical System Effects of a Mid-Size Turbocharger Rotor
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Topics: Bearings, Dynamic systems, Modeling, Rotors, Turbochargers, Compressors, Turbines, Wheels, Damping, Excitation
Proceedings Papers

Understanding the Role of Attractive Forces in Additively Manufactured Parts With Internal Particle Dampers

Daniel Kiracofe, Daniel Diaz, Matthew Postell, Dino Celli, John Hollkamp, Lorean Napper, Onome Scott-Emuakpor, Tommy George, Jr.
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT23A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102685
https://doi.org/10.1115/GT2023-102685
View Paper titled, Understanding the Role of Attractive Forces in Additively Manufactured Parts With Internal Particle Dampers
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Topics: Additive manufacturing, Dampers, Particulate matter, Excitation, Damping, Modeling, Weight (Mass), Aerospace industry, Design, Distributed power generation
Proceedings Papers

Surrogate Models for 3D Finite Element Creep Analysis Acceleration

Jason Abdallah, Stefan Depeweg, Maria Kuznetsova, Behnam Nouri
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT34A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100746
https://doi.org/10.1115/GT2023-100746
View Paper titled, Surrogate Models for 3D Finite Element Creep Analysis Acceleration
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Topics: Creep, Finite element analysis, High cycle fatigue
Proceedings Papers

Multi-Objective Numerical Optimization of Radial Turbines

Christopher Fuhrer, Nikola Kovachev, Damian M. Vogt, Ganesh Raja Mahalingam, Stuart Mann
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT34A022, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103918
https://doi.org/10.1115/GT2023-103918
View Paper titled, Multi-Objective Numerical Optimization of Radial Turbines
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Topics: Optimization, Turbines, Design, Geometry, Durability, Inertia (Mechanics), Computational fluid dynamics, Engineering disciplines, Engineering simulation, Finite element analysis
Proceedings Papers

Numerical Investigation of Unsteady Inlet Guide Vane-Rotor Interactions in a Transonic Fan Due to Boundary Layer Ingestion

Ritangshu Giri, Mark G. Turner
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A017, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81878
https://doi.org/10.1115/GT2022-81878
View Paper titled, Numerical Investigation of Unsteady Inlet Guide Vane-Rotor Interactions in a Transonic Fan Due to Boundary Layer Ingestion
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Topics: Boundary layers, Rotors, Inlet guide vanes, Blades, High cycle fatigue, Pressure, Shock (Mechanics), Shock waves, Vortices, Wakes
Proceedings Papers

Assessment of Low Engine Order Excitation of a Contaminated Turbocharger Radial Turbine Stage Using a Nozzle Ring Only Computational Model

Michaela R. Beierl, Damian M. Vogt, Magnus Fischer, Tobias R. Müller, Kwok Kai So
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT35A013, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82452
https://doi.org/10.1115/GT2022-82452
View Paper titled, Assessment of Low Engine Order Excitation of a Contaminated Turbocharger Radial Turbine Stage Using a Nozzle Ring Only Computational Model
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Topics: Computer simulation, Engines, Excitation, Nozzles, Turbines, Turbochargers, High cycle fatigue, Blades, Combustion, Contamination
Proceedings Papers

Refinement of a High Cycle Fatigue Decision-Gate Assessment for Additively Repaired Blades

Onome Scott-Emuakpor, Brian Runyon, Daniel Gillaugh, Lucas Smith, Philip Johnson
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A024, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83282
https://doi.org/10.1115/GT2022-83282
View Paper titled, Refinement of a High Cycle Fatigue Decision-Gate Assessment for Additively Repaired Blades
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Topics: Blades, Gas turbines, Gates (Closures), High cycle fatigue, Maintenance, Nondestructive evaluation, Titanium, Acceptance criteria, Lasers, Additive manufacturing
Proceedings Papers

Establishing a Generic Stress-Life Framework for Single-Crystal Nickel-Base Superalloys

Firat Irmak, Sahil Karim, Nathan O’Nora, Ali P. Gordon
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A023, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83276
https://doi.org/10.1115/GT2022-83276
View Paper titled, Establishing a Generic Stress-Life Framework for Single-Crystal Nickel-Base Superalloys
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Topics: Crystals, Nickel, Stress, Superalloys, Creep, Temperature, Alloys, Damage, Fatigue, Cycles
Proceedings Papers

Characterization of Properties of Laser Powder Bed Fusion 3D-Printed Inconel 718 for Centrifugal Turbomachinery Applications

Hannah G. Lea, Rochelle S. Wooding, Sam Kuhr, John Rotella, José Luis Córdova
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A026, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83474
https://doi.org/10.1115/GT2022-83474
View Paper titled, Characterization of Properties of Laser Powder Bed Fusion 3D-Printed Inconel 718 for Centrifugal Turbomachinery Applications
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Topics: Additive manufacturing, Creep, Electron backscatter diffraction, High cycle fatigue, Lasers, Mechanical properties, Rupture, Spectroscopy, Turbomachinery, X-rays
Proceedings Papers

Investigation of Self-Heating During Ultrasonic Fatigue Testing and Effect on Very High Cycle Fatigue Behavior of Titanium 6Al-4V

Dino A. Celli, Justin Warner, Onome Scott-Emuakpor, Tommy George
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT24A010, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83443
https://doi.org/10.1115/GT2022-83443
View Paper titled, Investigation of Self-Heating During Ultrasonic Fatigue Testing and Effect on Very High Cycle Fatigue Behavior of Titanium 6Al-4V
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Topics: Fatigue testing, Heating, High cycle fatigue, Titanium, Cycles, Fatigue, Fatigue life, Heat, Gas turbines, Cooling
Proceedings Papers

Study on Blade Vibration Alleviation in a Nozzleless Radial Turbine via Casing Treatment

Lei Pan, Mingyang Yang, Shota Murae, Wataru Sato, Naoto Shimohara, Akihiro Yamagata
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT21A017, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82368
https://doi.org/10.1115/GT2022-82368
View Paper titled, Study on Blade Vibration Alleviation in a Nozzleless Radial Turbine via Casing Treatment
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Topics: Blades, High cycle fatigue, Turbines, Vibration
Proceedings Papers

Short-Time Creep Deformation of the Coarse-Grained Nickel-Base Alloy 247 and Its Implications on the High-Cycle Fatigue Behavior

Oliver Jordan, Philipp Lion, Tilmann Beck
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT24A006, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81676
https://doi.org/10.1115/GT2022-81676
View Paper titled, Short-Time Creep Deformation of the Coarse-Grained Nickel-Base Alloy 247 and Its Implications on the High-Cycle Fatigue Behavior
Open the PDF for Short-Time Creep Deformation of the Coarse-Grained Nickel-Base Alloy 247 and Its Implications on the High-Cycle Fatigue Behavior in another window
Topics: Alloys, Creep, Fatigue, High cycle fatigue, Nickel