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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
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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
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Topics: Additive manufacturing, Creep, Gas turbines, Nickel, Superalloys
Proceedings Papers

Laser Additive Manufacturing of Iron-Aluminum for Hybrid Steam Turbine Blades

Silja-Katharina Rittinghaus, Rebar Hama-Saleh, Oliver Brunn, Victor Salit, Thomas Mokulys
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A010, June 13–17, 2022
Paper No: GT2022-81956
DOI: https://doi.org/10.1115/GT2022-81956
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Topics: Additive manufacturing, Aluminum, Blades, Iron, Lasers, Steam turbines, Stress, Fracture (Materials), Steel, Turbine blades
Proceedings Papers

Comparison of Cast, Wrought and LPBF Processed IN718 Concerning Crack Growth Threshold and Fatigue Crack Growth Behavior

Timo Brune, Karl Michael Kraemer, Christian Kontermann, Matthias Oechsner
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A002, June 13–17, 2022
Paper No: GT2022-80207
DOI: https://doi.org/10.1115/GT2022-80207
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Topics: Fatigue cracks, Fracture (Materials)
Proceedings Papers

Deformation and Damage Behavior of a 1 Cr-Cast Steel Under Multiaxial Loading at Elevated Temperatures

Christian Kontermann, Alexander Erbe, Fabian Conrad, Karl Michael Kraemer, Matthias Oechsner
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A019, June 13–17, 2022
Paper No: GT2022-82885
DOI: https://doi.org/10.1115/GT2022-82885
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Topics: Damage, Deformation, Steel, Temperature, Cycles, Fatigue life, Fracture (Materials), Databases, Design, Electromagnetic induction
Proceedings Papers

Nanostructured CVD W/WC Coating Protects Steam and Gas Turbine Blades Against Water Droplet Erosion

Yuri Zhuk
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A003, June 13–17, 2022
Paper No: GT2022-80263
DOI: https://doi.org/10.1115/GT2022-80263
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Topics: Blades, Chemical vapor deposition, Coatings, Corrosion, Drops, Erosion, Gas turbines, Steam, Turbine blades, Water
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
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Topics: Nickel, Superalloys, Alloys, Crystals, Stress, Anisotropy, Gas turbines, High temperature, Solidification, Blades
Proceedings Papers

Knowledge-Based Process Design Optimisation in Blisk Manufacturing

Markus Landwehr, Philipp Ganser, Georg Vinogradov, Thomas Bergs
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A021, June 13–17, 2022
Paper No: GT2022-83214
DOI: https://doi.org/10.1115/GT2022-83214
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Topics: Manufacturing, Optimization, Process design, Turbomachinery
Proceedings Papers

Low Cycle Fatigue Characterization of Additive Manufactured Specimen With as Printed Surface Roughness Made From Multiple Nickel Based Super Alloys

Alex Torkaman, Ramesh Keshava Bhattu
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A013, June 13–17, 2022
Paper No: GT2022-82484
DOI: https://doi.org/10.1115/GT2022-82484
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Topics: Additive manufacturing, Alloys, Fractography, Low cycle fatigue, Nickel, Surface roughness
Proceedings Papers

Hexavalent Chromium Observations on Serviced Components of Oil&Gas Gas Turbines: Formation Mechanism Study

Erica Scrinzi, Gianni Mochi, Antonio Melani, Eugenio Del Puglia, Alice Pranzetti
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A004, June 13–17, 2022
Paper No: GT2022-80448
DOI: https://doi.org/10.1115/GT2022-80448
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Topics: Gas turbines, Sealing (Process)
Proceedings Papers

Advanced Tip Repair of Single Crystal HPT Blades With LW3 and LW4280 Welding Materials

Anthony Chan, Alexandre Gontcharov, Paul Lowden, Thomas Mikolajewski, J. J. Sixsmith, Robert Tollett, Clayton Greer
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A005, June 13–17, 2022
Paper No: GT2022-80473
DOI: https://doi.org/10.1115/GT2022-80473
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Topics: Additive manufacturing, Blades, Crystals, Laser welding, Maintenance, Oxidation, Welding
Proceedings Papers

A Machine Learning Approach for Stress-Rupture Prediction of High Temperature Austenitic Stainless Steels

Md Abir Hossain, Adan J. Mireles, Calvin M. Stewart
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A029, June 13–17, 2022
Paper No: GT2022-84352
DOI: https://doi.org/10.1115/GT2022-84352
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Topics: Alloys, Computer programming, Design, High temperature, Machine learning, Rupture, Stainless steel, Stress
Proceedings Papers

Sintering Behaviour of 3d Printed 17-4PH Stainless Steel

Nandhini Raju, Peter Warren, Ramesh Subramanian, Ranajay Ghosh, Erik Fernandez, Seetha Raghavan, Jayanta Kapat
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A028, June 13–17, 2022
Paper No: GT2022-83592
DOI: https://doi.org/10.1115/GT2022-83592
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Topics: Additive manufacturing, Diffusion (Physics), Materials properties, Metals, Shrinkage (Materials), Sintering, Stainless steel
Proceedings Papers

Design and Validation of an Improved Lower Emission Additively Manufactured Combustor Pilot Nozzle for F Class Industrial Gas Turbine

Bryan Kalb, Matthew Yaquinto, Gregory Vogel, Ramesh Keshava Bhattu
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A017, June 13–17, 2022
Paper No: GT2022-82746
DOI: https://doi.org/10.1115/GT2022-82746
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Topics: Additive manufacturing, Combustion chambers, Design, Emissions, Industrial gases, Nozzles, Turbines, Combustion, Testing, Fuels
Proceedings Papers

Multilayered Fibre-Matrix Interphases Derived From the Electrophoretic Deposition of Ceramic Nano-Powders

Taylor Robertson, Xiao Huang, Rick Kearsey
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A006, June 13–17, 2022
Paper No: GT2022-81166
DOI: https://doi.org/10.1115/GT2022-81166
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Topics: Ceramic matrix composites, Ceramics, Electrophoretic deposition, Fibers
Proceedings Papers

Next Generation APS Porous TBC for Gas Turbine Combustors

Nagaraja Rudrapatna, Bradley Lutz, Harry Kington
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A018, June 13–17, 2022
Paper No: GT2022-82756
DOI: https://doi.org/10.1115/GT2022-82756
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Topics: Combustion chambers, Gas turbines
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
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Topics: Recrystallization, Crystals, Maintenance, Superalloys, Heat, Manufacturing, Nickel, Compressive stress, Shot peening, Stress
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
Paper No: GT2022-83282
DOI: https://doi.org/10.1115/GT2022-83282
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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
Paper No: GT2022-83276
DOI: https://doi.org/10.1115/GT2022-83276
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Topics: Crystals, Nickel, Stress, Superalloys, Creep, Temperature, Alloys, Damage, Fatigue, Cycles
Proceedings Papers

On the Scatter of Creep Data: Methods to Increase Modelling Accuracy Accounting for Batch-to-Batch Dispersion

Andrea Riva
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A014, June 13–17, 2022
Paper No: GT2022-82499
DOI: https://doi.org/10.1115/GT2022-82499
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Topics: Accounting, Creep, Electromagnetic scattering, Modeling