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Proceedings Papers

ICME Modeling of Erosion in Gas-Turbine Grade CMC and HVOF Test

Frank Abdi, Amirhossein Eftekharian, Dade Huang, Sung Choi, Gregory N. Morscher, Ragavendra P. Panakarajupally
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T02A009, June 13–17, 2022
Paper No: GT2022-83279
DOI: https://doi.org/10.1115/GT2022-83279
View Paper titled, ICME Modeling of Erosion in Gas-Turbine Grade CMC and HVOF Test
Click here to open pdf in another window PDF for ICME Modeling of Erosion in Gas-Turbine Grade CMC and HVOF Test
Topics: Cavities, Ceramic matrix composites, Erosion, Gas turbines, Microcracks, Modeling, Temperature
Proceedings Papers

Erosion Evaluation of Gas-Turbine Grade CMC’s at Room and Elevated Temperatures

Amirhossein Eftekharian, Ragav P. Panakarajupally, Gregory N. Morscher, Dade Huang, Frank Abdi, Sung Choi
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T02A007, June 7–11, 2021
Paper No: GT2021-59782
DOI: https://doi.org/10.1115/GT2021-59782
View Paper titled, Erosion Evaluation of Gas-Turbine Grade CMC’s at Room and Elevated Temperatures
Click here to open pdf in another window PDF for Erosion Evaluation of Gas-Turbine Grade CMC’s at Room and Elevated Temperatures
Topics: Ceramic matrix composites, Erosion, Fuels, Gas turbines, Microcracks, Modeling, Oxygen, Temperature
Proceedings Papers

Fretting Fatigue and Wear of Ti-6Al-4V With HVOF Sprayed Stellite Coating on Contact Surfaces of Shrouds and Stubs of Turbine Blades

Kunio Asai, Shuichi Ishizawa, Nobuhiro Isobe
Proc. ASME. GT2018, Volume 7A: Structures and Dynamics, V07AT31A001, June 11–15, 2018
Paper No: GT2018-75282
DOI: https://doi.org/10.1115/GT2018-75282
View Paper titled, Fretting Fatigue and Wear of Ti-6Al-4V With HVOF Sprayed Stellite Coating on Contact Surfaces of Shrouds and Stubs of Turbine Blades
Click here to open pdf in another window PDF for Fretting Fatigue and Wear of Ti-6Al-4V With HVOF Sprayed Stellite Coating on Contact Surfaces of Shrouds and Stubs of Turbine Blades
Topics: Coating processes, Coatings, Fatigue, Turbine blades, Wear, Fracture (Materials), Fatigue strength, Friction, Microcracks, Crack propagation
Proceedings Papers

Foreign Object Damage and Fatigue After Impact Simulations on Flat and Curved Hi Nicalon and Hi Nicalon Type S (MI SiC) Specimens at Room and 1200°C Using Building Block Approach

Frank Abdi, Cody Godines, Gregory N. Morscher, Sung Choi, Marc Villa Montero, Zipeng Han, Michael Presby
Proc. ASME. GT2016, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T02A007, June 13–17, 2016
Paper No: GT2016-58086
DOI: https://doi.org/10.1115/GT2016-58086
View Paper titled, Foreign Object Damage and Fatigue After Impact Simulations on Flat and Curved Hi Nicalon and Hi Nicalon Type S (MI SiC) Specimens at Room and 1200°C Using Building Block Approach
Click here to open pdf in another window PDF for Foreign Object Damage and Fatigue After Impact Simulations on Flat and Curved Hi Nicalon and Hi Nicalon Type S (MI SiC) Specimens at Room and 1200°C Using Building Block Approach
Topics: Blocks (Building materials), Damage, Fatigue, Simulation, Ceramic matrix composites, Engineering simulation, Blades, Computer software, Failure analysis, Fatigue life
Proceedings Papers

Experimental Studies on Chemical Reactivity and Dimensional Growth in Machining of Titanium Alloys

B. K. Subhas, R. A. Katti
Proc. ASME. GT1984, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; Process Industries; Technology Resources, V005T11A006, June 4–7, 1984
Paper No: 84-GT-276
DOI: https://doi.org/10.1115/84-GT-276
View Paper titled, Experimental Studies on Chemical Reactivity and Dimensional Growth in Machining of Titanium Alloys
Click here to open pdf in another window PDF for Experimental Studies on Chemical Reactivity and Dimensional Growth in Machining of Titanium Alloys
Topics: Machining, Titanium alloys, Cutting, Carbide cutting tools, Chemical reactions, Fluids, Heat treating (Metalworking), Microcracks, Oils, Petroleum
Proceedings Papers

Impact Design Methods for Ceramic Components in Gas Turbine Engines

J. Song, J. Cuccio, H. Kington
Proc. ASME. GT1991, Volume 2: Aircraft Engine; Marine; Microturbines and Small Turbomachinery, V002T04A003, June 3–6, 1991
Paper No: 91-GT-115
DOI: https://doi.org/10.1115/91-GT-115
View Paper titled, Impact Design Methods for Ceramic Components in Gas Turbine Engines
Click here to open pdf in another window PDF for Impact Design Methods for Ceramic Components in Gas Turbine Engines
Topics: Aerospace industry, Bending (Stress), Blades, Ceramics, Computation, Computers, Damage, Design, Design methodology, Experimental methods
Proceedings Papers

Fracture Mechanics Approach to Creep Crack Growth in Welded IN738LC Gas Turbine Blades

Wan-P’ng Foo, Rafael Castillo
Proc. ASME. GT1991, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award; General, V005T14A012, June 3–6, 1991
Paper No: 91-GT-119
DOI: https://doi.org/10.1115/91-GT-119
View Paper titled, Fracture Mechanics Approach to Creep Crack Growth in Welded IN738LC Gas Turbine Blades
Click here to open pdf in another window PDF for Fracture Mechanics Approach to Creep Crack Growth in Welded IN738LC Gas Turbine Blades
Topics: Blades, Creep, Fracture (Materials), Fracture mechanics, Gas turbines, Stress, Cracking (Materials), Fracture (Process), Microcracks, Approximation
Proceedings Papers

Fatigue due to Noise-Induced Pressure

T. W. Wu, J. J. Wang, A. F. Seybert
Proc. ASME. GT1991, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award; General, V005T14A022, June 3–6, 1991
Paper No: 91-GT-150
DOI: https://doi.org/10.1115/91-GT-150
View Paper titled, Fatigue due to Noise-Induced Pressure
Click here to open pdf in another window PDF for Fatigue due to Noise-Induced Pressure
Topics: Fatigue, Noise (Sound), Pressure, Acoustics, Stress, Boundary element methods, Engines, Fatigue cracks, Finite element methods, Finite element model
Proceedings Papers

Assessment of Damage in Ceramics and Ceramic Matrix Composites Using Ultrasonic Techniques

S. K. Rokhlin, Y. C. Chu, G. Y. Baaklini
Proc. ASME. GT1994, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; General, V005T13A001, June 13–16, 1994
Paper No: 94-GT-228
DOI: https://doi.org/10.1115/94-GT-228
View Paper titled, Assessment of Damage in Ceramics and Ceramic Matrix Composites Using Ultrasonic Techniques
Click here to open pdf in another window PDF for Assessment of Damage in Ceramics and Ceramic Matrix Composites Using Ultrasonic Techniques
Topics: Ceramic matrix composites, Ceramics, Damage assessment, Damage, Oxidation, Temperature, Anisotropy, Composite materials, Elastic constants, Thermal shock
Proceedings Papers

Analysis of Interfacial Cracks in a TBC/Superalloy System Under Thermo-Mechanical Loading

S. Q. Nusier, G. M. Newaz
Proc. ASME. GT1997, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award, V004T14A054, June 2–5, 1997
Paper No: 97-GT-391
DOI: https://doi.org/10.1115/97-GT-391
View Paper titled, Analysis of Interfacial Cracks in a TBC/Superalloy System Under Thermo-Mechanical Loading
Click here to open pdf in another window PDF for Analysis of Interfacial Cracks in a TBC/Superalloy System Under Thermo-Mechanical Loading
Topics: Fracture (Materials), Superalloys, Thermomechanics, Temperature, Deflection, Delamination, Pressure, Residual stresses, Boundary-value problems, Ceramics
Proceedings Papers

The Creep Damage Behavior of the Plasma-Sprayed Thermal Barrier Coating System NiCr22Co12Mo9-NiCoCrAlY-ZrO 2 /7%Y 2 O 3

Uli T. Schmidt, Otmar Vöhringer, Detlef Löhe
Proc. ASME. GT1998, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education, V005T14A030, June 2–5, 1998
Paper No: 98-GT-387
DOI: https://doi.org/10.1115/98-GT-387
View Paper titled, The Creep Damage Behavior of the Plasma-Sprayed Thermal Barrier Coating System NiCr22Co12Mo9-NiCoCrAlY-ZrO 2 /7%Y 2 O 3
Click here to open pdf in another window PDF for The Creep Damage Behavior of the Plasma-Sprayed Thermal Barrier Coating System NiCr22Co12Mo9-NiCoCrAlY-ZrO 2 /7%Y 2 O 3
Topics: Creep, Damage, Plasmas (Ionized gases), Thermal barrier coatings, Fracture (Materials), Spallation (Nuclear physics), Failure, Probability, Ceramics, Deformation
Proceedings Papers

Deposition and Testing of Thermal Barrier Coatings on Gas Turbine Vanes

M. Tului, G. C. Gualco, R. Scarpellini
Proc. ASME. GT1999, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award; General, V004T02A019, June 7–10, 1999
Paper No: 99-GT-417
DOI: https://doi.org/10.1115/99-GT-417
View Paper titled, Deposition and Testing of Thermal Barrier Coatings on Gas Turbine Vanes
Click here to open pdf in another window PDF for Deposition and Testing of Thermal Barrier Coatings on Gas Turbine Vanes
Topics: Gas turbines, Testing, Thermal barrier coatings, Temperature, Coating processes, Coatings, Airfoils, Blades, Ceramics, Compressed air
Proceedings Papers

Quantification of Foreign Object Damage (FOD) and Electrical Resistivity for CMCs and Tensile Residual Strength Prediction

Frank Abdi, Yibin Xue, Gregory N. Morscher, Sung Choi
Proc. ASME. GT2014, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T02A004, June 16–20, 2014
Paper No: GT2014-25981
DOI: https://doi.org/10.1115/GT2014-25981
View Paper titled, Quantification of Foreign Object Damage (FOD) and Electrical Resistivity for CMCs and Tensile Residual Strength Prediction
Click here to open pdf in another window PDF for Quantification of Foreign Object Damage (FOD) and Electrical Resistivity for CMCs and Tensile Residual Strength Prediction
Topics: Ceramic matrix composites, Damage, Electrical resistivity, Fibers, Nondestructive evaluation, Acoustic emissions, Density, Dynamic analysis, Failure, Gas turbines
Proceedings Papers

Case Study: Metallurgical Analysis of Previously Repaired GE Frame 7FA Stage 1 Turbine Buckets

Douglas R. Nagy, Justin H. Kuipers
Proc. ASME. GT2012, Volume 5: Manufacturing Materials and Metallurgy; Marine; Microturbines and Small Turbomachinery; Supercritical CO2 Power Cycles, 153-162, June 11–15, 2012
Paper No: GT2012-69637
DOI: https://doi.org/10.1115/GT2012-69637
View Paper titled, Case Study: Metallurgical Analysis of Previously Repaired GE Frame 7FA Stage 1 Turbine Buckets
Click here to open pdf in another window PDF for Case Study: Metallurgical Analysis of Previously Repaired GE Frame 7FA Stage 1 Turbine Buckets
Topics: Metallurgical analysis, Turbines, Alloys, Maintenance, Oxidation, Fillers (Materials), Agglomeration (Materials), Airfoils, Casting, Chords (Trusses)
Proceedings Papers

Mechanical Properties of Titania-Doped Yttria Stabilized Zirconia (TiYSZ) for Use as Thermal Barrier Coating (TBC)

M. Kibsey, J. Romualdez, X. Huang, R. Kearsey, Q. Yang
Proc. ASME. GT2011, Volume 4: Cycle Innovations; Fans and Blowers; Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Oil and Gas Applications, 719-728, June 6–10, 2011
Paper No: GT2011-45643
DOI: https://doi.org/10.1115/GT2011-45643
View Paper titled, Mechanical Properties of Titania-Doped Yttria Stabilized Zirconia (TiYSZ) for Use as Thermal Barrier Coating (TBC)
Click here to open pdf in another window PDF for Mechanical Properties of Titania-Doped Yttria Stabilized Zirconia (TiYSZ) for Use as Thermal Barrier Coating (TBC)
Topics: Bulk solids, Diffusion (Physics), Fracture toughness, Mechanical properties, Microcracks, Optical images, Plasma spraying, Porosity, Sintering, Solid solutions
Proceedings Papers

Probabilistic Life Assessment of Turbine Vanes

Alexander N. Arkhipov, Yevgeny E. Krasnovskiy, Igor V. Putchkov
Proc. ASME. GT2011, Volume 6: Structures and Dynamics, Parts A and B, 733-740, June 6–10, 2011
Paper No: GT2011-45841
DOI: https://doi.org/10.1115/GT2011-45841
View Paper titled, Probabilistic Life Assessment of Turbine Vanes
Click here to open pdf in another window PDF for Probabilistic Life Assessment of Turbine Vanes
Topics: Base metals, Boundary-value problems, Coating processes, Coatings, Compressors, Creep, Electromagnetic scattering, Engines, Failure, Fatigue
Proceedings Papers

Field Validation of a TBC Life-Prediction Model for Land-Based Gas Turbines

K. S. Chan, N. S. Cheruvu
Proc. ASME. GT2010, Volume 1: Aircraft Engine; Ceramics; Coal, Biomass and Alternative Fuels; Education; Electric Power; Manufacturing Materials and Metallurgy, 921-928, June 14–18, 2010
Paper No: GT2010-22226
DOI: https://doi.org/10.1115/GT2010-22226
View Paper titled, Field Validation of a TBC Life-Prediction Model for Land-Based Gas Turbines
Click here to open pdf in another window PDF for Field Validation of a TBC Life-Prediction Model for Land-Based Gas Turbines
Topics: Gas turbines, Blades, Oxidation, Coating processes, Coatings, Energy generation, Fatigue, Microcracks, Sintering, Thermal barrier coatings
Proceedings Papers

Mitigation of Fretting Fatigue Damage in Blade and Disk Pressure Faces With Low Plasticity Burnishing

Paul S. Preve´y, N. Jayaraman, Ravi A. Ravindranath, Michael Shepard
Proc. ASME. GT2007, Volume 5: Turbo Expo 2007, 61-69, May 14–17, 2007
Paper No: GT2007-27424
DOI: https://doi.org/10.1115/GT2007-27424
View Paper titled, Mitigation of Fretting Fatigue Damage in Blade and Disk Pressure Faces With Low Plasticity Burnishing
Click here to open pdf in another window PDF for Mitigation of Fretting Fatigue Damage in Blade and Disk Pressure Faces With Low Plasticity Burnishing
Topics: Blades, Disks, Fatigue damage, Plasticity, Pressure, Damage, Compression, Compressors, Fatigue, Gas turbines