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Proceedings Papers

Crystal Visco-Plastic Model for Directionally Solidified Ni-Base Superalloys Under Monotonic and Low Cycle Fatigue

Navindra Wijeyeratne, Firat Irmak, Ali P. Gordon
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT26A008, June 7–11, 2021
Paper No: GT2021-59581
DOI: https://doi.org/10.1115/GT2021-59581
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Topics: Crystals, Low cycle fatigue, Modeling, Superalloys, Grain boundaries, Temperature, Anisotropy, Constitutive equations, Deformation, Gas turbines
Proceedings Papers

On the Creep-Fatigue Design of Double Skin Transpiration Cooled Components Towards Hotter Turbine Cycle Temperatures

Christos G. Skamniotis, Alan C. F. Cocks
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT26A006, June 7–11, 2021
Paper No: GT2021-58836
DOI: https://doi.org/10.1115/GT2021-58836
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Topics: Creep, Cycles, Design, Fatigue, Skin, Temperature, Thermal stresses, Transpiration, Turbines
Proceedings Papers

Study on Relationship Between Dislocation Density and Creep Strain Rate of Single Crystal Ni Based Superalloy for Gas Turbines Using the Discrete Cosine Transform

Hideo Hiraguchi
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT26A005, June 7–11, 2021
Paper No: GT2021-58801
DOI: https://doi.org/10.1115/GT2021-58801
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Topics: Creep, Crystals, Dislocation density, Gas turbines, Stress, Superalloys
Proceedings Papers

A Dynamic Systems Based Approach to Estimate Cyclic and Creep Damage of a Power Turbine Blade Subjected to a Random Transient Operation

Dipankar Dua, Quang Le, Anthony Saladino, Deepak Thirumurthy, Jaskirat Singh
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A022, June 7–11, 2021
Paper No: GT2021-59390
DOI: https://doi.org/10.1115/GT2021-59390
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Topics: Creep, Damage, Dynamic systems, Transients (Dynamics), Turbine blades, Engines, Stress, Instrumentation, Turbine components, Turbines
Proceedings Papers

A Reduced Order Modeling Approach to Probabilistic Creep-Damage Predictions in Finite Element Analysis

Md Abir Hossain, Jacqueline R. Cottingham, Calvin M. Stewart
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT27A001, June 7–11, 2021
Paper No: GT2021-58480
DOI: https://doi.org/10.1115/GT2021-58480
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Topics: Creep, Damage, Finite element analysis, Modeling, Uncertainty
Proceedings Papers

Upgrading Marine Engine Materials for Future Navy Ships

David A. Shifler, Donald Hoffman
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T18A002, June 7–11, 2021
Paper No: GT2021-01719
DOI: https://doi.org/10.1115/GT2021-01719
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Topics: Corrosion, Engines, Navy, Oxidation, Ships, Temperature, Gas turbines, Blades, Marine gas turbines, Turbines
Proceedings Papers

Accelerated Creep Test (ACT) Qualification of Creep-Resistance Using the WCS Constitutive Model and Stepped Isostress Method (SSM)

Jaime A. Cano, Calvin M. Stewart
Proc. ASME. GT2021, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V007T17A022, June 7–11, 2021
Paper No: GT2021-60347
DOI: https://doi.org/10.1115/GT2021-60347
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Topics: Constitutive equations, Creep, Testing
Proceedings Papers

Developing an Implicit Creep Model From Open Literature Data

William David Day
Proc. ASME. GT2021, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V007T17A016, June 7–11, 2021
Paper No: GT2021-59765
DOI: https://doi.org/10.1115/GT2021-59765
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Topics: Creep, Rupture
Proceedings Papers

Turboprop Engine Loading During High and Low Maneuver Intensity Flight Mode

Ioannis Templalexis, Lambros Giachalis, Ioannis Lionis
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T06A017, June 7–11, 2021
Paper No: GT2021-59668
DOI: https://doi.org/10.1115/GT2021-59668
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Topics: Creep, Engines, Flight, Gas turbines, Aircraft, Air Force, Aircraft engines, Computer software, Cycles, Failure mechanisms
Proceedings Papers

Uncertainty Analysis of Inflow Conditions on an HPT Gas Turbine Nozzle: Effect on Particle Deposition

R. Friso, N. Casari, M. Pinelli, A. Suman, F. Montomoli
Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT34A012, September 21–25, 2020
Paper No: GT2020-15370
DOI: https://doi.org/10.1115/GT2020-15370
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Topics: Gas turbines, Inflow, Nozzles, Particulate matter, Uncertainty analysis, Uncertainty, Creep, Engines, Flow (Dynamics), Machinery
Proceedings Papers

Trade-Off Assessments for Part Load Controlled Cooling Air in Stationary Gas Turbines

Dominik Woelki, Dieter Peitsch
Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T06A029, September 21–25, 2020
Paper No: GT2020-15670
DOI: https://doi.org/10.1115/GT2020-15670
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Topics: Cooling, Gas turbines, Stress, Tradeoffs, Blades, Creep, Design, Emissions, Fuels, Rotors
Proceedings Papers

Strip-Yield Modeling of Load-Time-Temperature Effects on Crack Growth in Engine Materials

James C. Newman, Jr., Rani Sullivan
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT27A004, September 21–25, 2020
Paper No: GT2020-14211
DOI: https://doi.org/10.1115/GT2020-14211
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Topics: Engines, Fracture (Materials), Modeling, Stress, Strips, Temperature, Creep, Damage, Deformation, Relaxation (Physics)
Proceedings Papers

Critical Location Identification for Multi-Mechanistic Damage Modes Using Damage Interaction Charts

Brent Scaletta, Richard Green
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT27A011, September 21–25, 2020
Paper No: GT2020-14678
DOI: https://doi.org/10.1115/GT2020-14678
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Topics: Damage, Engines, Creep, Fatigue, Stress, Data collection, Durability, Gas turbines, Materials properties, Oxidation
Proceedings Papers

Application of Damage Mechanics and Polynomial Chaos Expansion for Lifetime Prediction of High-Temperature Components Under Creep-Fatigue Loading

Felix Koelzow, Muhammad Mohsin Khan, Christian Kontermann, Matthias Oechsner
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT27A025, September 21–25, 2020
Paper No: GT2020-16205
DOI: https://doi.org/10.1115/GT2020-16205
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Topics: Chaos, Creep, Damage mechanics, Fatigue, High temperature, Polynomials, Damage, Probability, Cycles, Failure
Proceedings Papers

A Life Prediction Model for Single-Crystal Nickel-Base Alloys Under Low-Cycle Fatigue

Firat Irmak, Navindra Wijeyeratne, Taejun Yun, Ali Gordon
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT27A005, September 21–25, 2020
Paper No: GT2020-14250
DOI: https://doi.org/10.1115/GT2020-14250
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Topics: Alloys, Crystals, Low cycle fatigue, Nickel, Creep, Damage, Fatigue, Superalloys, Blades, Deformation
Proceedings Papers

Improved Life Assessment for Ni-Based Gas Turbine First Stage High Pressure Turbine Nozzles

Gianluca Maggiani, Matthew J. Roy, Simone Colantoni, Philip J. Withers
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT27A014, September 21–25, 2020
Paper No: GT2020-14763
DOI: https://doi.org/10.1115/GT2020-14763
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Topics: Gas turbines, High pressure (Physics), Nozzles, Turbines, Creep, Finite element analysis, Design, Transient analysis, Cooling systems, Cracking (Materials)
Proceedings Papers

New Numerical Analysis Method for Creep Lifetime of Gas Turbine Materials by Using the Discrete Cosine Transform

Hideo Hiraguchi
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT27A001, September 21–25, 2020
Paper No: GT2020-14029
DOI: https://doi.org/10.1115/GT2020-14029
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Topics: Creep, Fourier transforms, Gas turbines, Numerical analysis
Proceedings Papers

Life Prediction Modeling of Combined High-Cycle Fatigue and Creep

Thomas Bouchenot, Kirtan Patel, Ali P. Gordon, Sachin Shinde
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT27A008, September 21–25, 2020
Paper No: GT2020-14495
DOI: https://doi.org/10.1115/GT2020-14495
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Topics: Alloys, Creep, High cycle fatigue, Modeling
Proceedings Papers

Stress Rupture Behavior of Disk Superalloys Exposed to Low-Temperature Hot Corrosion Environment

Dipankar Dua, Mohammad Khajavi, Gary White, Deepak Thirumurthy, Jaskirat Singh
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT27A002, September 21–25, 2020
Paper No: GT2020-14113
DOI: https://doi.org/10.1115/GT2020-14113
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Topics: Corrosion, Disks, Low temperature, Rupture, Stress, Superalloys, Gas turbines, Turbines, Alloys, Bearings
Proceedings Papers

Thermo-Structural Analysis of a Micro Gas Turbine Jet- and Recirculation- Stabilized Combustion Chamber

Daniele Cirigliano, Felix Grimm, Peter Kutne, Manfred Aigner
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT27A030, September 21–25, 2020
Paper No: GT2020-16285
DOI: https://doi.org/10.1115/GT2020-16285
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Topics: Combustion, Combustion chambers, Fatigue, Finite element analysis, Heat losses, Micro gas turbines, Thermomechanics, Stress, Creep, High pressure (Physics)