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Proceedings Papers

Evaluation of Platform Weld Repairs on F-Class, Stage 1 Buckets

Warren Miglietti, John Scheibel
Proc. ASME. GT2020, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Microturbines, Turbochargers, and Small Turbomachines, V008T18A003, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14344
https://doi.org/10.1115/GT2020-14344
View Paper titled, Evaluation of Platform Weld Repairs on F-Class, Stage 1 Buckets
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Topics: Cladding systems (Building), Cracking (Materials), Fracture (Process), Gas tungsten arc welding, Lasers, Maintenance, Optical microscopy, Rupture, Stress, Temperature
Proceedings Papers

Variable Polarity GTAW of SMP14 Single Crystal Superalloy: Part One — Effects on Microstructure and Tensile Properties

Warren Miglietti, Jeff Benson, Fritz Blum, Philip Harms, Ros Pennefather
Proc. ASME. GT1997, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award, V004T12A007, June 2–5, 1997
Publisher: American Society of Mechanical Engineers
Paper No: 97-GT-348
https://doi.org/10.1115/97-GT-348
View Paper titled, Variable Polarity GTAW of SMP14 Single Crystal Superalloy: Part One — Effects on Microstructure and Tensile Properties
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Topics: Crystals, Gas tungsten arc welding, Superalloys, Tensile strength, Alloys, Oxidation, Maintenance, Fractography, Fracture (Materials), Fracture (Process)
Proceedings Papers

Development and Implementation of Alternative Repair Processes for Reconditioning of Fr7FA+e, 1st Stage Nozzles

Warren Miglietti, Ian Summerside
Proc. ASME. GT2014, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T22A007, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-25693
https://doi.org/10.1115/GT2014-25693
View Paper titled, Development and Implementation of Alternative Repair Processes for Reconditioning of Fr7FA+e, 1st Stage Nozzles
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Topics: Maintenance, Nozzles, Engines, Gas tungsten arc welding, Machinery, Turbines, Cracking (Materials), Cycles, Fatigue cracks, Fracture (Materials)
Proceedings Papers

Fluoride Ion Cleaning (FIC) at Sub-Atmospheric Pressure

Warren Miglietti, Tom Cullen
Proc. ASME. GT2000, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education, V004T01A008, May 8–11, 2000
Publisher: American Society of Mechanical Engineers
Paper No: 2000-GT-0338
https://doi.org/10.1115/2000-GT-0338
View Paper titled, Fluoride Ion Cleaning (FIC) at Sub-Atmospheric Pressure
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Topics: Pressure, Fracture (Materials), Fatigue cracks, Brazing, Maintenance, Stress, Aircraft, Base metals, Combustion chambers, Design
Proceedings Papers

Development and Implementation of Repair Processes for Refurbishment of W501F, Row 1 Turbine Blades

Richard Curtis, Warren Miglietti, Michael Pelle
Proc. ASME. GT2001, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award, V004T01A015, June 4–7, 2001
Publisher: American Society of Mechanical Engineers
Paper No: 2001-GT-0569
https://doi.org/10.1115/2001-GT-0569
View Paper titled, Development and Implementation of Repair Processes for Refurbishment of W501F, Row 1 Turbine Blades
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Topics: Maintenance, Turbine blades, Gas turbines, Coating processes, Coatings, Machinery, Cathode ray oscilloscopes, Combined cycles, Combustion, Construction
Proceedings Papers

Development and Implementation of Alternative Repair Processes for Reconditioning of W501FD, Row 1 Vanes

Warren Miglietti, Kelly Crotty, Ian Summerside, Matthias Stampfli, Simone Hoevel
Proc. ASME. GT2012, Volume 5: Manufacturing Materials and Metallurgy; Marine; Microturbines and Small Turbomachinery; Supercritical CO2 Power Cycles, 107-117, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-68476
https://doi.org/10.1115/GT2012-68476
View Paper titled, Development and Implementation of Alternative Repair Processes for Reconditioning of W501FD, Row 1 Vanes
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Topics: Maintenance, Airfoils, Cooling, Diffusion (Physics), Fracture (Materials), Temperature, Brazing, Coating processes, Coatings, Combustion
Proceedings Papers

Repair Process Technology Development and Experience of Frame 7FA+E, Stage 1 Turbine Buckets

Warren Miglietti, Juan Escudero, Julio Lanza, Ian Summerside, Zaki Zainuddin
Proc. ASME. GT2011, Volume 4: Cycle Innovations; Fans and Blowers; Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Oil and Gas Applications, 761-772, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-46766
https://doi.org/10.1115/GT2011-46766
View Paper titled, Repair Process Technology Development and Experience of Frame 7FA+E, Stage 1 Turbine Buckets
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Topics: Maintenance, Technology development, Turbines, Coating processes, Coatings, Engines, Machinery, Plates (structures), Tungsten, Cathode ray oscilloscopes
Journal Articles

Wide Gap Braze Repair of Gas Turbine Blades and Vanes—A Review

Xiao Huang, Warren Miglietti
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Review Articles
J. Eng. Gas Turbines Power. January 2012, 134(1): 010801.
https://doi.org/10.1115/1.4003962
Published Online: October 28, 2011
View Article titled, Wide Gap Braze Repair of Gas Turbine Blades and Vanes—A Review
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Topics: Alloys, Brazing, Diffusion (Physics), Maintenance, Temperature, Fillers (Materials), Solidification
Proceedings Papers

Repair Process Technology Development and Experience for W501F Row 1 Hot Gas Path Blades

Warren Miglietti, Ian Summerside, Simone Hoevel, Zaki Zainuddin
Proc. ASME. GT2010, Volume 1: Aircraft Engine; Ceramics; Coal, Biomass and Alternative Fuels; Education; Electric Power; Manufacturing Materials and Metallurgy, 957-968, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-22443
https://doi.org/10.1115/GT2010-22443
View Paper titled, Repair Process Technology Development and Experience for W501F Row 1 Hot Gas Path Blades
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Topics: Blades, Maintenance, Technology development, Coating processes, Coatings, Gas turbines, Plates (structures), Cladding systems (Building), Cycles, Diffusion (Physics)
Journal Articles

High Strength, Ductile Braze Repairs for Stationary Gas Turbine Components—Part II

Warren Miglietti, Madeleine Du Toit
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. August 2010, 132(8): 082103.
https://doi.org/10.1115/1.4000149
Published Online: May 11, 2010
View Article titled, High Strength, Ductile Braze Repairs for Stationary Gas Turbine Components—Part II
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Topics: Rupture, Zirconium, Base metals, Intermetallic compounds, Stress, Superalloys, Brazing, Temperature
Journal Articles

High Strength, Ductile Braze Repairs for Stationary Gas Turbine Components—Part I

Warren Miglietti, Madeleine Du Toit
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. August 2010, 132(8): 082102.
https://doi.org/10.1115/1.3155397
Published Online: May 11, 2010
View Article titled, High Strength, Ductile Braze Repairs for Stationary Gas Turbine Components—Part I
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Topics: Intermetallic compounds, Rupture, Zirconium, Base metals, Creep, Superalloys, Filler metals, Temperature, Ductility
Proceedings Papers

High Strength, Ductile Braze Repairs for Stationary Gas Turbine Components: Part 2

Warren Miglietti, Madeleine Du Toit
Proc. ASME. GT2009, Volume 4: Cycle Innovations; Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine, 903-914, June 8–12, 2009
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-60210
https://doi.org/10.1115/GT2009-60210
View Paper titled, High Strength, Ductile Braze Repairs for Stationary Gas Turbine Components: Part 2
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Topics: Gas turbines, Maintenance, Fracture (Materials), Zirconium, Intermetallic compounds, Filler metals, Diffusion (Physics), Mechanical properties, Melting point, Superalloys
Proceedings Papers

High Strength, Ductile Braze Repairs for Stationary Gas Turbine Components: Part 1

Warren Miglietti, Madeleine Du Toit
Proc. ASME. GT2008, Volume 1: Aircraft Engine; Ceramics; Coal, Biomass and Alternative Fuels; Manufacturing, Materials and Metallurgy; Microturbines and Small Turbomachinery, 501-513, June 9–13, 2008
Publisher: American Society of Mechanical Engineers
Paper No: GT2008-51133
https://doi.org/10.1115/GT2008-51133
View Paper titled, High Strength, Ductile Braze Repairs for Stationary Gas Turbine Components: Part 1
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Topics: Gas turbines, Maintenance, Fracture (Materials), Zirconium, Intermetallic compounds, Filler metals, Diffusion (Physics), Mechanical properties, Melting point, Superalloys