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Proceedings Papers

Advancement of Electrical Resistance Towards Monitoring Crack Growth in SiC Based Composites at Elevated Temperatures

Joseph El Rassi, Gregory N. Morscher
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T02A007, June 13–17, 2022
Paper No: GT2022-83010
https://doi.org/10.1115/GT2022-83010
View Paper titled, Advancement of Electrical Resistance Towards Monitoring Crack Growth in SiC Based Composites at Elevated Temperatures
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Topics: Composite materials, Electrical resistance, Fracture (Materials), Temperature
Proceedings Papers

Micromechanical Modeling of Time-Dependent Crack Opening Behavior in SiC/SiC Composites

Longbiao Li
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T02A002, June 13–17, 2022
Paper No: GT2022-80583
https://doi.org/10.1115/GT2022-80583
View Paper titled, Micromechanical Modeling of Time-Dependent Crack Opening Behavior in SiC/SiC Composites
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Topics: Ceramic matrix composites, Ceramics, Composite materials, Fracture (Materials), Modeling
Proceedings Papers

Blade Health Monitoring System for Gas Turbines Subjected to Contaminated Air

Kamel Tayebi, Abdurrahman Khalidi, Alaaeldin Dawood
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A004, June 13–17, 2022
Paper No: GT2022-81124
https://doi.org/10.1115/GT2022-81124
View Paper titled, Blade Health Monitoring System for Gas Turbines Subjected to Contaminated Air
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Topics: Blades, Gas turbines, Monitoring systems, Failure, Fracture (Materials), Compressors, Contamination, Corrosion, Damage, Engines
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
https://doi.org/10.1115/GT2022-81956
View Paper titled, Laser Additive Manufacturing of Iron-Aluminum for Hybrid Steam Turbine Blades
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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
https://doi.org/10.1115/GT2022-80207
View Paper titled, Comparison of Cast, Wrought and LPBF Processed IN718 Concerning Crack Growth Threshold and Fatigue Crack Growth Behavior
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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
https://doi.org/10.1115/GT2022-82885
View Paper titled, Deformation and Damage Behavior of a 1 Cr-Cast Steel Under Multiaxial Loading at Elevated Temperatures
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Topics: Damage, Deformation, Steel, Temperature, Cycles, Fatigue life, Fracture (Materials), Databases, Design, Electromagnetic induction
Proceedings Papers

Influence of Multiaxial Far Field Loadings on the Fatigue Crack-Growth Behaviour by Using Corner-Crack and Cruciform Specimen

F. Conrad, C. Kontermann, A. Blug, A. Bertz, D. Carl, M. Oechsner
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, V08AT24A001, June 13–17, 2022
Paper No: GT2022-79394
https://doi.org/10.1115/GT2022-79394
View Paper titled, Influence of Multiaxial Far Field Loadings on the Fatigue Crack-Growth Behaviour by Using Corner-Crack and Cruciform Specimen
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Topics: Corners (Structural elements), Fatigue, Fracture (Materials)
Proceedings Papers

Fracture Mechanics-Based Structural Integrity Assessment of Aero-Engine Turbine Disks Under Overspeed Conditions

Jiangchao Zhu, Mauro Madia, Michael Schurig, Hartmut Schlums, Uwe Zerbst
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, V08AT24A004, June 13–17, 2022
Paper No: GT2022-79925
https://doi.org/10.1115/GT2022-79925
View Paper titled, Fracture Mechanics-Based Structural Integrity Assessment of Aero-Engine Turbine Disks Under Overspeed Conditions
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Topics: Aircraft engines, Disks, Fracture (Materials), Fracture mechanics, Turbines
Proceedings Papers

Quantification of the Impact of the Crack Shape Constraint Assumption Onto Predicted Remaining Useful Life

Adrian Loghin
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, V08AT24A005, June 13–17, 2022
Paper No: GT2022-80229
https://doi.org/10.1115/GT2022-80229
View Paper titled, Quantification of the Impact of the Crack Shape Constraint Assumption Onto Predicted Remaining Useful Life
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Topics: Fatigue cracks, Finite element analysis, Fracture (Materials), Service life (Equipment), Shapes, Stress, Crack propagation, Errors, Modeling, Computer software
Proceedings Papers

A Probabilistic Model for Forging Flaw Crack Nucleation Processes for Heavy Duty Gas Turbine Rotor Operations

Francesco Radaelli, Christian Amann, Ali Aydin, Igor Varfolomeev, Peter Gumbsch, Kai Kadau
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT25A004, June 13–17, 2022
Paper No: GT2022-82303
https://doi.org/10.1115/GT2022-82303
View Paper titled, A Probabilistic Model for Forging Flaw Crack Nucleation Processes for Heavy Duty Gas Turbine Rotor Operations
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Topics: Forging, Fracture (Materials), Gas turbines, Nucleation (Physics), Rotors
Proceedings Papers

A Probabilistic Framework for Minimum Low Cycle Fatigue Life Prediction

Michael P. Enright, Jonathan P. Moody, Yasin Zaman, James C. Sobotka, R. Craig McClung
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT25A001, June 13–17, 2022
Paper No: GT2022-80220
https://doi.org/10.1115/GT2022-80220
View Paper titled, A Probabilistic Framework for Minimum Low Cycle Fatigue Life Prediction
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Topics: Low cycle fatigue, Damage, Fatigue, Fracture (Materials), Gas turbines, Photodynamic therapy, Aircraft, Cycles, Density, Probability
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
https://doi.org/10.1115/GT2022-83282
View Paper titled, Refinement of a High Cycle Fatigue Decision-Gate Assessment for Additively Repaired Blades
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Topics: Blades, Gas turbines, Gates (Closures), High cycle fatigue, Maintenance, Nondestructive evaluation, Titanium, Acceptance criteria, Lasers, Additive manufacturing
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
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

Comparative Low-Cycle Fatigue Behavior of HAYNES 244 Alloy and Waspaloy

Michael G. Fahrmann
Proc. ASME. GT2021, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V007T17A013, June 7–11, 2021
Paper No: GT2021-59619
https://doi.org/10.1115/GT2021-59619
View Paper titled, Comparative Low-Cycle Fatigue Behavior of HAYNES 244 Alloy and Waspaloy
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Topics: Alloys, Low cycle fatigue, Crack propagation, Fatigue, Fatigue cracks, Fracture (Materials), Fracture (Process), Gas turbines, Hardening, Heat
Proceedings Papers

A Method for Establishing the Central Crack Stress Intensity Factor Database for Probabilistic Risk Assessment Based on the Universal Weight Function

Tongge Xu, Shuiting Ding, Huimin Zhou, Guo Li
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT26A003, June 7–11, 2021
Paper No: GT2021-58727
https://doi.org/10.1115/GT2021-58727
View Paper titled, A Method for Establishing the Central Crack Stress Intensity Factor Database for Probabilistic Risk Assessment Based on the Universal Weight Function
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Topics: Databases, Failure, Fracture (Materials), Probabilistic risk assessment, Response surface methodology, Risk assessment, Stress, Weight (Mass)
Proceedings Papers

Energy Dissipation Metrics for Fatigue Damage Detection in the Short Crack Regime for Aluminum Alloys

Susheel Dharmadhikari, Amrita Basak
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT26A004, June 7–11, 2021
Paper No: GT2021-58787
https://doi.org/10.1115/GT2021-58787
View Paper titled, Energy Dissipation Metrics for Fatigue Damage Detection in the Short Crack Regime for Aluminum Alloys
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Topics: Aluminum alloys, Damage, Energy dissipation, Fatigue damage, Fracture (Materials)
Proceedings Papers

Experimental and Analytical Investigation of Cyclic Crack Initiation in Nickel Based Super Alloy With Stress Concentration Features

Alex Torkaman, Steve Fiebiger, Nathan O’Nora, Devin O’Neal, Ali Gordon
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT26A009, June 7–11, 2021
Paper No: GT2021-59608
https://doi.org/10.1115/GT2021-59608
View Paper titled, Experimental and Analytical Investigation of Cyclic Crack Initiation in Nickel Based Super Alloy With Stress Concentration Features
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Topics: Alloys, Fracture (Materials), Nickel, Stress concentration, Turbine blades
Proceedings Papers

Design and Tests of a New Damper for a Gas Turbine Thin-Shell Duct

Serena Gabriele, Paolo Di Sisto, Giuseppe Del Vescovo, Conti Simone
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A010, June 7–11, 2021
Paper No: GT2021-58919
https://doi.org/10.1115/GT2021-58919
View Paper titled, Design and Tests of a New Damper for a Gas Turbine Thin-Shell Duct
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Topics: Dampers, Design, Ducts, Gas turbines, Thin shells, Flow (Dynamics), Finite element analysis, High cycle fatigue, Turbines, Bolted joints
Proceedings Papers

Experimental Analysis and Material Characterization of Ultra High Temperature Composites

Anindya Ghoshal, Michael J. Walock, Andy Nieto, Muthuvel Murugan, Clara Hofmeister-Mock, Marc Pepi, Luis Bravo, Andrew Wright, Jian Luo
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T02A010, June 7–11, 2021
Paper No: GT2021-60384
https://doi.org/10.1115/GT2021-60384
View Paper titled, Experimental Analysis and Material Characterization of Ultra High Temperature Composites
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Topics: Composite materials, Experimental analysis, High temperature, Oxidation, Fracture toughness, Ablation (Vaporization technology), US Department of Defense, Zirconium, Army, Ball milling
Proceedings Papers

Micromechanical Modeling Tension-Compression Fatigue Hysteresis Loops Model of Fiber-Reinforced Ceramic-Matrix Composites Considering Fibers Failure

Longbiao Li
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T02A002, June 7–11, 2021
Paper No: GT2021-58485
https://doi.org/10.1115/GT2021-58485
View Paper titled, Micromechanical Modeling Tension-Compression Fatigue Hysteresis Loops Model of Fiber-Reinforced Ceramic-Matrix Composites Considering Fibers Failure
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Topics: Ceramics, Composite materials, Compression, Failure, Fatigue, Fibers, Modeling, Tension, Stress, Ceramic matrix composites