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Proceedings Papers

Design of an Additively Manufactured Recuperator With 800 °C Inlet Temperature for sCO2 Power Cycle Application

Michael Marshall, Meysam Akbari, Ji-Cheng Zhao, Kevin Hoopes
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A015, June 13–17, 2022
Paper No: GT2022-82301
DOI: https://doi.org/10.1115/GT2022-82301
View Paper titled, Design of an Additively Manufactured Recuperator With 800 °C Inlet Temperature for sCO2 Power Cycle Application
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Topics: Additive manufacturing, Design, Temperature, Thermodynamic power cycles, Flow (Dynamics), Heat transfer, Lasers, Containment, Creep, Heat exchangers
Proceedings Papers

Numerical Investigation of Particle Deposition in Double Wall Effusion Cooled Systems

Florian Y. A. Villain, Nikul Vadgama, Jack G. Gaskell, Peter T. Ireland, Matthew McGilvray, David R. H. Gillespie
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT31A008, June 13–17, 2022
Paper No: GT2022-81157
DOI: https://doi.org/10.1115/GT2022-81157
View Paper titled, Numerical Investigation of Particle Deposition in Double Wall Effusion Cooled Systems
Click here to open pdf in another window PDF for Numerical Investigation of Particle Deposition in Double Wall Effusion Cooled Systems
Topics: Particulate matter, Cooling, Cooling systems, Blades, Discrete element methods, Dust, Aircraft engines, Computational fluid dynamics, Computer software, Diamonds
Proceedings Papers

Characterization Methods to Evaluate Recrystallization and Weld-Repair in Single Crystal Nickel-Base Superalloys

Alex Bridges, John Shingledecker, Eeva Griscom, Hans van Esch, Stijn Pietersen, Robert Zuber, Wayne Greaves
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A016, June 13–17, 2022
Paper No: GT2022-82537
DOI: https://doi.org/10.1115/GT2022-82537
View Paper titled, Characterization Methods to Evaluate Recrystallization and Weld-Repair in Single Crystal Nickel-Base Superalloys
Click here to open pdf in another window PDF for Characterization Methods to Evaluate Recrystallization and Weld-Repair in Single Crystal Nickel-Base Superalloys
Topics: Crystals, Gas turbines, Maintenance, Nickel, Recrystallization, Superalloys
Proceedings Papers

Creep Analysis and Microstructural Evaluation of a Novel Additively Manufactured Nickel-Base Superalloy (ABD®-900AM)

Alex Bridges, John Shingledecker, John Clark, David Crudden
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A015, June 13–17, 2022
Paper No: GT2022-82512
DOI: https://doi.org/10.1115/GT2022-82512
View Paper titled, Creep Analysis and Microstructural Evaluation of a Novel Additively Manufactured Nickel-Base Superalloy (ABD®-900AM)
Click here to open pdf in another window PDF for Creep Analysis and Microstructural Evaluation of a Novel Additively Manufactured Nickel-Base Superalloy (ABD®-900AM)
Topics: Additive manufacturing, Creep, Gas turbines, Nickel, Superalloys
Proceedings Papers

A Novel Yield Criterion for Nickel-Based Superalloys

Firat Irmak, Kevin Hanekom, Alex Torkaman, Ali P. Gordon
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A022, June 13–17, 2022
Paper No: GT2022-83274
DOI: https://doi.org/10.1115/GT2022-83274
View Paper titled, A Novel Yield Criterion for Nickel-Based Superalloys
Click here to open pdf in another window PDF for A Novel Yield Criterion for Nickel-Based Superalloys
Topics: Nickel, Superalloys, Alloys, Crystals, Stress, Anisotropy, Gas turbines, High temperature, Solidification, Blades
Proceedings Papers

Impact of Ceramic Matrix Composite Topology on Overall Effectiveness

Ryan D. Edelson, Karen A. Thole
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A024, June 13–17, 2022
Paper No: GT2022-82326
DOI: https://doi.org/10.1115/GT2022-82326
View Paper titled, Impact of Ceramic Matrix Composite Topology on Overall Effectiveness
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Topics: Ceramic matrix composites, Topology, Coolants, Film cooling, Gas turbines, Additive manufacturing, Ceramic fibers, Ceramics, Convection, Cooling
Proceedings Papers

A Comparative Study of Crystal Visco-Plastic Modeling of Directionally Solidified Nickel-Base Superalloys

Navindra Wijeyeratne, Firat Irmak, Ali P. Gordon
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, V08AT24A008, June 13–17, 2022
Paper No: GT2022-82230
DOI: https://doi.org/10.1115/GT2022-82230
View Paper titled, A Comparative Study of Crystal Visco-Plastic Modeling of Directionally Solidified Nickel-Base Superalloys
Click here to open pdf in another window PDF for A Comparative Study of Crystal Visco-Plastic Modeling of Directionally Solidified Nickel-Base Superalloys
Topics: Crystals, Modeling, Nickel, Superalloys
Proceedings Papers

Recrystallization of René N4 and N5

Hans van Esch, Stijn Pietersen, Alex Bridges, John Scheibel, Robert Zuber, Wayne Greaves
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A007, June 13–17, 2022
Paper No: GT2022-81438
DOI: https://doi.org/10.1115/GT2022-81438
View Paper titled, Recrystallization of René N4 and N5
Click here to open pdf in another window PDF for Recrystallization of René N4 and N5
Topics: Recrystallization, Crystals, Maintenance, Superalloys, Heat, Manufacturing, Nickel, Compressive stress, Shot peening, Stress
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
Paper No: GT2022-83276
DOI: https://doi.org/10.1115/GT2022-83276
View Paper titled, Establishing a Generic Stress-Life Framework for Single-Crystal Nickel-Base Superalloys
Click here to open pdf in another window PDF for Establishing a Generic Stress-Life Framework for Single-Crystal Nickel-Base Superalloys
Topics: Crystals, Nickel, Stress, Superalloys, Creep, Temperature, Alloys, Damage, Fatigue, Cycles
Proceedings Papers

Serviced HGP Parts Assessment Using Microstructure-Based Models for New NovaLT™16 Gas Turbine Validation

F. Mastromatteo, M. Romanelli, I. Giovannetti, C. Cinelli
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A009, June 13–17, 2022
Paper No: GT2022-81916
DOI: https://doi.org/10.1115/GT2022-81916
View Paper titled, Serviced HGP Parts Assessment Using Microstructure-Based Models for New NovaLT™16 Gas Turbine Validation
Click here to open pdf in another window PDF for Serviced HGP Parts Assessment Using Microstructure-Based Models for New NovaLT™16 Gas Turbine Validation
Topics: Gas turbines, Superalloys, Temperature
Proceedings Papers

Microstructural Evolution of Wrought and AM Haynes 188 Under Long Term Thermal Exposure

Vamadevan Gowreesan, Wayne Greaves, Yogi Pardhi, Karen Barrios
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A001, June 13–17, 2022
Paper No: GT2022-79113
DOI: https://doi.org/10.1115/GT2022-79113
View Paper titled, Microstructural Evolution of Wrought and AM Haynes 188 Under Long Term Thermal Exposure
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Topics: Additive manufacturing, Cobalt, Design, Fractography, Fracture (Materials), Fracture (Process), Gas turbines, High temperature, Mechanical properties, Mechanical testing
Proceedings Papers

The Evaluation of Ammonia/Hydrogen Combustion on the H Permeation and Embrittlement of Nickel-Base Superalloys

Marina Kovaleva, Dominik Dziedzic, Syed Mashruk, Sam Evans, Agustin Valera-Medina, Enrique Galindo-Nava
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A011, June 13–17, 2022
Paper No: GT2022-82239
DOI: https://doi.org/10.1115/GT2022-82239
View Paper titled, The Evaluation of Ammonia/Hydrogen Combustion on the H Permeation and Embrittlement of Nickel-Base Superalloys
Click here to open pdf in another window PDF for The Evaluation of Ammonia/Hydrogen Combustion on the H Permeation and Embrittlement of Nickel-Base Superalloys
Topics: Absorption, Combustion, Embrittlement, Hydrogen, Nickel, Superalloys
Proceedings Papers

Crystal Visco-Plastic Model for Directionally Solidified Ni-Base Superalloys Under Monotonic and Low Cycle Fatigue

Navindra Wijeyeratne, Firat Irmak, Ali P. Gordon
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT26A008, June 7–11, 2021
Paper No: GT2021-59581
DOI: https://doi.org/10.1115/GT2021-59581
View Paper titled, Crystal Visco-Plastic Model for Directionally Solidified Ni-Base Superalloys Under Monotonic and Low Cycle Fatigue
Click here to open pdf in another window PDF for Crystal Visco-Plastic Model for Directionally Solidified Ni-Base Superalloys Under Monotonic and Low Cycle Fatigue
Topics: Crystals, Low cycle fatigue, Modeling, Superalloys, Grain boundaries, Temperature, Anisotropy, Constitutive equations, Deformation, Gas turbines
Proceedings Papers

Mechanical Testing of Additively Manufactured Superalloy Lugs

Sushovan Roychowdhury, Henrik Karlsson, Björn Henriksson, Pher-Ola Carlson
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT26A014, June 7–11, 2021
Paper No: GT2021-60070
DOI: https://doi.org/10.1115/GT2021-60070
View Paper titled, Mechanical Testing of Additively Manufactured Superalloy Lugs
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Topics: Additive manufacturing, Lasers, Mechanical testing, Superalloys
Proceedings Papers

Study on Relationship Between Dislocation Density and Creep Strain Rate of Single Crystal Ni Based Superalloy for Gas Turbines Using the Discrete Cosine Transform

Hideo Hiraguchi
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT26A005, June 7–11, 2021
Paper No: GT2021-58801
DOI: https://doi.org/10.1115/GT2021-58801
View Paper titled, Study on Relationship Between Dislocation Density and Creep Strain Rate of Single Crystal Ni Based Superalloy for Gas Turbines Using the Discrete Cosine Transform
Click here to open pdf in another window PDF for Study on Relationship Between Dislocation Density and Creep Strain Rate of Single Crystal Ni Based Superalloy for Gas Turbines Using the Discrete Cosine Transform
Topics: Creep, Crystals, Dislocation density, Gas turbines, Stress, Superalloys
Proceedings Papers

Upgrading Marine Engine Materials for Future Navy Ships

David A. Shifler, Donald Hoffman
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T18A002, June 7–11, 2021
Paper No: GT2021-01719
DOI: https://doi.org/10.1115/GT2021-01719
View Paper titled, Upgrading Marine Engine Materials for Future Navy Ships
Click here to open pdf in another window PDF for Upgrading Marine Engine Materials for Future Navy Ships
Topics: Corrosion, Engines, Navy, Oxidation, Ships, Temperature, Gas turbines, Blades, Marine gas turbines, Turbines
Proceedings Papers

Proof-Of-Concept of a Thermal Barrier Coated Titanium Cooling Layer for an Inside-Out Ceramic Turbine

Antoine Gauvin-Verville, Patrick K. Dubois, Benoit Picard, Alexandre Landry-Blais, Jean-Sébastien Plante, Mathieu Picard
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T19A005, June 7–11, 2021
Paper No: GT2021-58869
DOI: https://doi.org/10.1115/GT2021-58869
View Paper titled, Proof-Of-Concept of a Thermal Barrier Coated Titanium Cooling Layer for an Inside-Out Ceramic Turbine
Click here to open pdf in another window PDF for Proof-Of-Concept of a Thermal Barrier Coated Titanium Cooling Layer for an Inside-Out Ceramic Turbine
Topics: Ceramics, Cooling, Titanium, Turbines, Blades, Carbon, Polymers, Safety, Aeronautics, Aircraft
Proceedings Papers

Microstructure of IN738LC Fabricated Using Laser Powder Bed Fusion Additive Manufacturing

Nandana Menon, Tanjheel Hassan Mahdi, Amrita Basak
Proc. ASME. GT2021, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V007T17A002, June 7–11, 2021
Paper No: GT2021-58786
DOI: https://doi.org/10.1115/GT2021-58786
View Paper titled, Microstructure of IN738LC Fabricated Using Laser Powder Bed Fusion Additive Manufacturing
Click here to open pdf in another window PDF for Microstructure of IN738LC Fabricated Using Laser Powder Bed Fusion Additive Manufacturing
Topics: Additive manufacturing, Lasers, Nickel, Superalloys
Proceedings Papers

Weldability and Properties of Newly Developed LW4280 High Gamma Prime Nickel Based Superalloy for 3D AM and Repair of Turbine Engine Components

Alexandre B. Gontcharov, Paul Lowden, Ashutosh Jena, Sunyong Kwon, Mathieu Brochu
Proc. ASME. GT2021, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V007T17A005, June 7–11, 2021
Paper No: GT2021-58851
DOI: https://doi.org/10.1115/GT2021-58851
View Paper titled, Weldability and Properties of Newly Developed LW4280 High Gamma Prime Nickel Based Superalloy for 3D AM and Repair of Turbine Engine Components
Click here to open pdf in another window PDF for Weldability and Properties of Newly Developed LW4280 High Gamma Prime Nickel Based Superalloy for 3D AM and Repair of Turbine Engine Components
Topics: Gas turbines, Maintenance, Manufacturing, Nickel, Oxidation, Superalloys, Elongation, Precipitation, Temperature, Welding
Proceedings Papers

Stress Rupture Behavior of Disk Superalloys Exposed to Low-Temperature Hot Corrosion Environment

Dipankar Dua, Mohammad Khajavi, Gary White, Deepak Thirumurthy, Jaskirat Singh
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT27A002, September 21–25, 2020
Paper No: GT2020-14113
DOI: https://doi.org/10.1115/GT2020-14113
View Paper titled, Stress Rupture Behavior of Disk Superalloys Exposed to Low-Temperature Hot Corrosion Environment
Click here to open pdf in another window PDF for Stress Rupture Behavior of Disk Superalloys Exposed to Low-Temperature Hot Corrosion Environment
Topics: Corrosion, Disks, Low temperature, Rupture, Stress, Superalloys, Gas turbines, Turbines, Alloys, Bearings