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Proceedings Papers

A Novel Multiaxial Strain-Life Approach for Nickel-Base Superalloys

Firat Irmak, Nathan O’Nora, Ali P. Gordon
Proc. ASME. GT2023, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V008T17A015, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103044
https://doi.org/10.1115/GT2023-103044
View Paper titled, A Novel Multiaxial Strain-Life Approach for Nickel-Base Superalloys
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Topics: Nickel, Superalloys, Stress, Fatigue, Fatigue life, High temperature, Modeling, Alloys, Anisotropy, Blades
Proceedings Papers

Manufacturing and Hydro Testing of a 10 MWe sCO2 Axial Turbine

John D. Klaerner, J. Jeffrey Moore, Kyle Robinson, Jonathan L. Wade, Aaron McClung
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A020, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103135
https://doi.org/10.1115/GT2023-103135
View Paper titled, Manufacturing and Hydro Testing of a 10 MWe sCO2 Axial Turbine
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Topics: Manufacturing, Testing, Turbines, Design, Pressure, ASME Boiler and Pressure Vessel Code, Electricity (Physics), Fluid density, High temperature, Inspection
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58851
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
Open the PDF for Weldability and Properties of Newly Developed LW4280 High Gamma Prime Nickel Based Superalloy for 3D AM and Repair of Turbine Engine Components in another window
Topics: Gas turbines, Maintenance, Manufacturing, Nickel, Oxidation, Superalloys, Elongation, Precipitation, Temperature, Welding
Proceedings Papers

Aerothermal Effect of Cavity Welding Beads on a Transonic Squealer Tip

Joao Vieira, John Coull, Peter Ireland, Eduardo Romero
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A017, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14443
https://doi.org/10.1115/GT2020-14443
View Paper titled, Aerothermal Effect of Cavity Welding Beads on a Transonic Squealer Tip
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Topics: Cavities, Welding, Blades, Cascades (Fluid dynamics), Film cooling, Geometry, High pressure (Physics), Turbine blades, Coolants, Engineering simulation
Proceedings Papers

Mechanical Properties and Structure of Laser Beam and Wide Gap Brazed Joints Produced Using Mar M247-Amdry DF3 Powders

Alexandre Gontcharov, Yuan Tian, Paul Lowden, Mathieu Brochu
Proc. ASME. GT2018, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T24A014, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75870
https://doi.org/10.1115/GT2018-75870
View Paper titled, Mechanical Properties and Structure of Laser Beam and Wide Gap Brazed Joints Produced Using Mar M247-Amdry DF3 Powders
Open the PDF for Mechanical Properties and Structure of Laser Beam and Wide Gap Brazed Joints Produced Using Mar M247-Amdry DF3 Powders in another window
Topics: Laser beams, Mechanical properties, Brazing, Additive manufacturing, Cladding systems (Building), Maintenance, Precipitation, Precipitation hardening, Superalloys, Welded joints
Proceedings Papers

Digitalization: Laser Metal Deposition — The Future of Spare Parts and Repairs for Industrial Steam Turbines

Norman Wittig
Proc. ASME. GT2018, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A002, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75066
https://doi.org/10.1115/GT2018-75066
View Paper titled, Digitalization: Laser Metal Deposition — The Future of Spare Parts and Repairs for Industrial Steam Turbines
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Topics: Lasers, Maintenance, Metals, Steam turbines, Robots, Coatings, Laser welding, Manufacturing, Blades, Chain
Proceedings Papers

Design Considerations in Inertia Welding of Turbocharger and Gas Turbine Components

C. D. Weiss, L. J. Moen, W. M. Hallett
Proc. ASME. GT1971, ASME 1971 International Gas Turbine Conference and Products Show, V001T01A021, March 28–April 1, 1971
Publisher: American Society of Mechanical Engineers
Paper No: 71-GT-21
https://doi.org/10.1115/71-GT-21
View Paper titled, Design Considerations in Inertia Welding of Turbocharger and Gas Turbine Components
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Topics: Design, Friction welding, Gas turbines, Turbochargers, Welded joints, Inertia (Mechanics), Superalloys, Blades, Composite materials, Disks
Proceedings Papers

A Diagnosis of Failure of a Compressor Blade

J. A. Kubiak, J. M. Franco, A. Carnero, A. Rothhirsch L, J. Aguirre R.
Proc. ASME. GT1987, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Process Industries; General, V005T13A003, May 31–June 4, 1987
Publisher: American Society of Mechanical Engineers
Paper No: 87-GT-45
https://doi.org/10.1115/87-GT-45
View Paper titled, A Diagnosis of Failure of a Compressor Blade
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Topics: Blades, Compressors, Failure, Stress, Welded joints, Finite element analysis, Fracture (Materials), High cycle fatigue, Stators, Vibration
Proceedings Papers

Application of Flash Welding to a Titanium Aluminide Alloy-Microstructural Evaluations

J. E. Gould, T. V. Stotler
Proc. ASME. GT1991, Volume 2: Aircraft Engine; Marine; Microturbines and Small Turbomachinery, V002T02A013, June 3–6, 1991
Publisher: American Society of Mechanical Engineers
Paper No: 91-GT-231
https://doi.org/10.1115/91-GT-231
View Paper titled, Application of Flash Welding to a Titanium Aluminide Alloy-Microstructural Evaluations
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Topics: Alloys, Titanium aluminide, Welding, Cooling, Titanium, Butt welding, Ductility, Gas turbines, Nickel, Superalloys
Proceedings Papers

Evaluation of Gas Turbine Transitions After 20,000 and 37,000 Hours of Service

V. P. Swaminathan, H. B. Owens, N. Hicks
Proc. ASME. GT1992, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education, V005T12A006, June 1–4, 1992
Publisher: American Society of Mechanical Engineers
Paper No: 92-GT-274
https://doi.org/10.1115/92-GT-274
View Paper titled, Evaluation of Gas Turbine Transitions After 20,000 and 37,000 Hours of Service
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Topics: Gas turbines, Fracture (Materials), Creep, Grain boundaries, Cracking (Materials), Fracture (Process), Agglomeration (Materials), Alloys, Aluminum, Augers
Proceedings Papers

Comparison Between EBW and GTAW for TURMO IV C Compressor Blade Repairs

W. Miglietti
Proc. ASME. GT1994, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; General, V005T12A002, June 13–16, 1994
Publisher: American Society of Mechanical Engineers
Paper No: 94-GT-050
https://doi.org/10.1115/94-GT-050
View Paper titled, Comparison Between EBW and GTAW for TURMO IV C Compressor Blade Repairs
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Topics: Blades, Compressors, Exploding wires, Gas tungsten arc welding, Maintenance, Welded joints, Metals, Electron beam welding, Fatigue properties, Fatigue testing
Proceedings Papers

Feasibility of Extending Current Allowable Weld Repairs for a Compressor Impeller

W. Miglietti, F. Jacobs
Proc. ASME. GT1995, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award, V005T12A012, June 5–8, 1995
Publisher: American Society of Mechanical Engineers
Paper No: 95-GT-424
https://doi.org/10.1115/95-GT-424
View Paper titled, Feasibility of Extending Current Allowable Weld Repairs for a Compressor Impeller
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Topics: Compressor impellers, Maintenance, Gas tungsten arc welding, Damage, Erosion, Fatigue testing, Finite element analysis, Heat, Heat treating (Metalworking), Impellers
Proceedings Papers

Joining of Wrought Ni-Base Combustor Alloys

A. M. Ritter, M. R. Jackson, N. Abuaf, M. A. Lacey, A. S. Feitelberg, P. Lang
Proc. ASME. GT1996, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; General, V005T12A001, June 10–13, 1996
Publisher: American Society of Mechanical Engineers
Paper No: 96-GT-219
https://doi.org/10.1115/96-GT-219
View Paper titled, Joining of Wrought Ni-Base Combustor Alloys
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Topics: Alloys, Combustion chambers, Joining, Cooling, Film cooling, Scanning electron microscopy, Bonding, Coolants, Cross section (Physics), Ductility
Proceedings Papers

A Study on Fusion Repair Process for a Precipitation Hardened IN738 Ni-Based Superalloy

Dae-Young Kim, Jong-Hyun Hwang, Kwang-Soo Kim, Joong-Geun Youn
Proc. ASME. GT1999, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award; General, V004T01A004, June 7–10, 1999
Publisher: American Society of Mechanical Engineers
Paper No: 99-GT-313
https://doi.org/10.1115/99-GT-313
View Paper titled, A Study on Fusion Repair Process for a Precipitation Hardened IN738 Ni-Based Superalloy
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Topics: Maintenance, Precipitation hardening, Superalloys, Cracking (Materials), Fracture (Process), Heat, Welded joints, Cladding systems (Building), Fracture (Materials), Gas tungsten arc welding
Proceedings Papers

Self Healing Fusion Welding Technology

Alexandre Gontcharov, Joe Liburdi, Paul Lowden, Douglas Nagy, Nikesh Patel
Proc. ASME. GT2014, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T22A013, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-26412
https://doi.org/10.1115/GT2014-26412
View Paper titled, Self Healing Fusion Welding Technology
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Topics: Welding, Temperature, Welded joints, Fracture (Materials), Boron, Silicon, Heat treating (Metalworking), Oxidation, Solidification, Alloys
Proceedings Papers

Assessment of Fracture Toughness and Fatigue Crack Growth Threshold of a Welded Joint Constituent of a Steam Turbine LP Rotor

M.-H. Herman Shen, Sajedur Akanda, Xia Liu, Peng Wang
Proc. ASME. GT2014, Volume 7A: Structures and Dynamics, V07AT29A006, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-25422
https://doi.org/10.1115/GT2014-25422
View Paper titled, Assessment of Fracture Toughness and Fatigue Crack Growth Threshold of a Welded Joint Constituent of a Steam Turbine LP Rotor
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Topics: Fatigue cracks, Fracture toughness, Rotors, Steam turbines, Welded joints, Fracture (Materials), ASTM International, Base metals, Crack propagation, Displacement
Proceedings Papers

Mechanical Behavior of Dissimilar Welds for Steam Turbine Rotors With High Application Temperature

Stefan Krojer, Shilun Sheng, Eberhard Roos, Andreas Klenk, Torsten-Ulf Kern
Proc. ASME. GT2014, Volume 1B: Marine; Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V01BT27A043, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-26738
https://doi.org/10.1115/GT2014-26738
View Paper titled, Mechanical Behavior of Dissimilar Welds for Steam Turbine Rotors With High Application Temperature
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Topics: Mechanical behavior, Rotors, Steam turbines, Temperature, Welded joints, Alloys, Creep, High temperature, Nickel, Failure mechanisms
Proceedings Papers

Real-Time Monitoring of the Weld Penetration State in Laser Welding of High-Strength Steels by Airborne Acoustic Signal

Wei Huang, Shanglu Yang, Dechao Lin, Radovan Kovacevic
Proc. ASME. GT2009, Volume 4: Cycle Innovations; Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine, 799-805, June 8–12, 2009
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-59274
https://doi.org/10.1115/GT2009-59274
View Paper titled, Real-Time Monitoring of the Weld Penetration State in Laser Welding of High-Strength Steels by Airborne Acoustic Signal
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Topics: Acoustics, Laser welding, Signals, Steel, Welding, Algorithms, Density, Feedback, High strength steel, Microphones
Proceedings Papers

Estimating Critical Flaw Sizes in Welds of the New ARES I-X Space Vehicle for Its Successful Solo Flight Using Probabilistic Approaches

Shantaram S. Pai, Peter A. Hoge, B. M. Patel, Vinod K. Nagpal
Proc. ASME. GT2008, Volume 5: Structures and Dynamics, Parts A and B, 1327-1334, June 9–13, 2008
Publisher: American Society of Mechanical Engineers
Paper No: GT2008-50626
https://doi.org/10.1115/GT2008-50626
View Paper titled, Estimating Critical Flaw Sizes in Welds of the New ARES I-X Space Vehicle for Its Successful Solo Flight Using Probabilistic Approaches
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Topics: Flight, Space vehicles, Welded joints, Fracture (Materials), Reliability, Stress, Finite element analysis, Plates (structures), Porosity, Steel