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Proceedings Papers
Volume 10B: Structures and Dynamics
Emerging Methods in Design and Engineering
Modeling of Residual Stresses After Shot Peening and the Effect of Accounting Their Influence on the Stress State of Turbine Blade Fir Tree Roots
GT 2020; V10BT26A001https://doi.org/10.1115/GT2020-14002
Topics:
Accounting
,
Modeling
,
Residual stresses
,
Shot peening
,
Stress
,
Turbine blades
,
Turbines
Finite Element Velocity Perturbation Application in Investigating Compressor Dovetail Fretting in Time Domain
GT 2020; V10BT26A003https://doi.org/10.1115/GT2020-14248
Topics:
Compressors
,
Finite element analysis
,
Airfoils
,
Resonance
,
Design
,
Fatigue
,
Computer simulation
,
Disks
,
Friction
,
Gas turbines
The Data Driven Surrogate Model Based Dynamic Design of Aero-Engine Fan Systems
GT 2020; V10BT26A004https://doi.org/10.1115/GT2020-14272
Topics:
Aircraft engines
,
Blades
,
Coatings
,
Design
,
Friction
Correlating and Updating Finite Element Models of Different Fidelity Using an Energy-Based Approach
GT 2020; V10BT26A006https://doi.org/10.1115/GT2020-14509
Topics:
Finite element model
,
Modeling
,
Errors
,
Aircraft engines
,
Kinetic energy
,
Shells
,
Turbines
,
Uncertainty
,
Computer simulation
,
Engineers
Stress and Modal Analysis of a Rotating Blade and the Effects of Nonlocality
GT 2020; V10BT26A008https://doi.org/10.1115/GT2020-14821
Topics:
Modal analysis
,
Rotating blades
,
Stress
,
Blades
,
Elasticity
,
Rotors
,
Alloys
,
Boundary-value problems
,
Composite materials
,
Engines
Computational and Experimental Studies of Cellular Samples Manufactured Using Additive Methods for Use in Advanced Lightweight Designs of Engine Parts
GT 2020; V10BT26A010https://doi.org/10.1115/GT2020-15158
Topics:
Engines
,
Lasers
,
Stiffness
,
Stress
,
Compression
,
Testing
,
Absorption
,
Aviation
,
Computer simulation
,
Construction
Fatigue, Fracture, and Life Prediction
Stress Rupture Behavior of Disk Superalloys Exposed to Low-Temperature Hot Corrosion Environment
GT 2020; V10BT27A002https://doi.org/10.1115/GT2020-14113
Topics:
Corrosion
,
Disks
,
Low temperature
,
Rupture
,
Stress
,
Superalloys
,
Gas turbines
,
Turbines
,
Alloys
,
Bearings
Crystal Visco-Plastic Model for Ni-Base Superalloys Under Thermomechanical Fatigue
GT 2020; V10BT27A003https://doi.org/10.1115/GT2020-14163
Topics:
Anisotropy
,
Crystals
,
Fatigue
,
Modeling
,
Superalloys
,
Thermomechanics
,
Temperature
,
Stress
,
Hardening
,
Simulation
Strip-Yield Modeling of Load-Time-Temperature Effects on Crack Growth in Engine Materials
GT 2020; V10BT27A004https://doi.org/10.1115/GT2020-14211
Topics:
Engines
,
Fracture (Materials)
,
Modeling
,
Stress
,
Strips
,
Temperature
,
Creep
,
Damage
,
Deformation
,
Relaxation (Physics)
A Life Prediction Model for Single-Crystal Nickel-Base Alloys Under Low-Cycle Fatigue
GT 2020; V10BT27A005https://doi.org/10.1115/GT2020-14250
Topics:
Alloys
,
Crystals
,
Low cycle fatigue
,
Nickel
,
Creep
,
Damage
,
Fatigue
,
Superalloys
,
Blades
,
Deformation
Structural Integrity Assessments for Validating Directed Energy Deposition Repairs of Integrally Bladed Rotor
Onome Scott-Emuakpor, Brian Runyon, Tommy George, Andrew Goldin, Casey Holycross, Luke Sheridan, Dino Celli, Bryan Langley, Daniel Gillaugh, Manigandan Kannan, Sulochana Shrestha, Andrew Gyekenyesi
GT 2020; V10BT27A006https://doi.org/10.1115/GT2020-14361
Topics:
Maintenance
,
Rotors
,
Titanium
Water Droplet Erosion Life Prediction Method for Steam Turbine Blade Materials Based on Image Recognition and Machine Learning
GT 2020; V10BT27A007https://doi.org/10.1115/GT2020-14414
Topics:
ASTM International
,
Blades
,
Drops
,
Erosion
,
Machine learning
,
Service life (Equipment)
,
Steam turbines
,
Water
Life Prediction Modeling of Combined High-Cycle Fatigue and Creep
GT 2020; V10BT27A008https://doi.org/10.1115/GT2020-14495
Topics:
Alloys
,
Creep
,
High cycle fatigue
,
Modeling
Evaluation of the Creep Strength of 9Cr-1Mo-V and 1Cr-1Mo-1/4V Castings and Weldments Using Accelerated Creep Testing
GT 2020; V10BT27A009https://doi.org/10.1115/GT2020-14615
Topics:
Creep
,
Testing
,
Casting
,
Manufacturing
,
Metals
,
Stress
,
Filler metals
,
High temperature
,
Relaxation (Physics)
,
Welding
Numerical Study of Welding Residual Stresses in Blisk Repairs by Patching
GT 2020; V10BT27A010https://doi.org/10.1115/GT2020-14659
Topics:
Maintenance
,
Residual stresses
,
Welding
,
Blades
,
Stress
,
Compressors
,
Design
,
Computer simulation
,
Damage
,
Fatigue
Rapid Characterization of Fatigue Performance With Application to Additive Manufactured Components
GT 2020; V10BT27A013https://doi.org/10.1115/GT2020-14727
Topics:
Additive manufacturing
,
Fatigue
,
Cycles
,
Failure
,
Fatigue life
,
Machinery
,
Aerospace industry
,
Biomedicine
,
Fatigue limit
,
Stress
Improved Life Assessment for Ni-Based Gas Turbine First Stage High Pressure Turbine Nozzles
GT 2020; V10BT27A014https://doi.org/10.1115/GT2020-14763
Topics:
Gas turbines
,
High pressure (Physics)
,
Nozzles
,
Turbines
,
Creep
,
Finite element analysis
,
Design
,
Transient analysis
,
Cooling systems
,
Cracking (Materials)
Application and Verification of an Engineering Approach to Assess Notch Support for Low Cycle Fatigue Loadings
GT 2020; V10BT27A020https://doi.org/10.1115/GT2020-15402
Topics:
Cycles
,
Design
,
Failure
,
Finite element analysis
,
Fracture (Materials)
,
Low cycle fatigue
,
Plasticity
,
Steel
,
Stress
Development of a Constitutive Backstress Model for the Prediction of Creep and Stress Relaxation in Gas Turbine Materials
GT 2020; V10BT27A024https://doi.org/10.1115/GT2020-16191
Topics:
Creep
,
Gas turbines
,
Relaxation (Physics)
,
Stress
,
Temperature
,
Fatigue
,
Corrosion
,
Fittings
,
Plasticity
,
Superalloys
Application of Damage Mechanics and Polynomial Chaos Expansion for Lifetime Prediction of High-Temperature Components Under Creep-Fatigue Loading
GT 2020; V10BT27A025https://doi.org/10.1115/GT2020-16205
Topics:
Chaos
,
Creep
,
Damage mechanics
,
Fatigue
,
High temperature
,
Polynomials
,
Damage
,
Probability
,
Cycles
,
Failure
Stress Analysis of Fan Blades Subjected to Hail Impact
GT 2020; V10BT27A029https://doi.org/10.1115/GT2020-16276
Topics:
Blades
,
Guide vanes
,
Rotors
,
Stress
,
Stress analysis (Engineering)
,
Aircraft engines
,
Computer software
,
Yield stress
,
Aircraft
,
Compressors
Thermo-Structural Analysis of a Micro Gas Turbine Jet- and Recirculation- Stabilized Combustion Chamber
GT 2020; V10BT27A030https://doi.org/10.1115/GT2020-16285
Topics:
Combustion
,
Combustion chambers
,
Fatigue
,
Finite element analysis
,
Heat losses
,
Micro gas turbines
,
Thermomechanics
,
Stress
,
Creep
,
High pressure (Physics)
Probabilistic Methods
On the Probabilistic Endurance Prediction Approach for Turbomachinery Blades and Vanes
GT 2020; V10BT28A001https://doi.org/10.1115/GT2020-14013
Topics:
Blades
,
Design
,
Simulation
,
Turbomachinery
,
High cycle fatigue
,
Stators
,
Aircraft engines
,
Compressors
,
Cycles
,
Damping
Experimental LCF Study of a Probabilistically Optimized Double Notch Specimen Geometry for Validation of Deterministic and Probabilistic Design Concepts
Marcel Adam, Sebastian Schmitz, Suhas Suresh, Dirk Kulawinski, Alexander Erbe, Lucas Mäde, Sesha Gundavarapu, Christian Kontermann, Matthias Oechsner
GT 2020; V10BT28A003https://doi.org/10.1115/GT2020-14557
A Probabilistic Model for Forging Flaw Crack Nucleation Processes
GT 2020; V10BT28A004https://doi.org/10.1115/GT2020-14606
Topics:
Forging
,
Fracture (Materials)
,
Nucleation (Physics)
,
Rotors
Probabilistic Fracture Mechanics for Mature Service Frame Rotors
GT 2020; V10BT28A005https://doi.org/10.1115/GT2020-14608
Topics:
Fracture mechanics
,
Rotors
,
Cycles
,
Design
,
Disks
,
Risk
,
Blades
,
Failure
,
Forging
,
Gas turbines
Uncertainty Quantification and Missing Data for Turbomachinery With Probabilistic Equivalence and Arbitrary Polynomial Chaos, Applied to Scroll Compressors
Nick Pepper, Francesco Montomoli, Francesco Giacomel, Giovanna Cavazzini, Michele Pinelli, Nicola Casari, Sanjiv Sharma
GT 2020; V10BT28A007https://doi.org/10.1115/GT2020-16139
Probabilistic Lifing Methods for Digital Assets
GT 2020; V10BT28A008https://doi.org/10.1115/GT2020-16187
Topics:
Creep
,
Cycles
,
Damage
,
Design
,
Durability
,
Energy industry
,
Fatigue
,
Industrial gases
,
Instrumentation
,
Life extension
Stochastic Modelling and Analysis of Rotating Bladed Discs
GT 2020; V10BT28A009https://doi.org/10.1115/GT2020-16212
Topics:
Chaos
,
Disks
,
Finite element analysis
,
Modeling
,
Polynomials
,
Simulation
Rotordynamics
Effect of Scratches on a Tilting-Pad Journal Bearing
GT 2020; V10BT29A006https://doi.org/10.1115/GT2020-14700
Topics:
Bearings
,
Journal bearings
Investigation of Rotordynamic Coefficients of Gas Labyrinth Seals Using a Steady State CFD Approach
GT 2020; V10BT29A007https://doi.org/10.1115/GT2020-14822
Topics:
Computational fluid dynamics
,
Steady state
,
Rotors
,
Cavities
,
Clearances (Engineering)
,
Compressors
,
Damping
,
Design
,
Flow (Dynamics)
,
Gas compressors
The Experimental Rotordynamic Stability Evaluation Method Using Magnetic Excitation System for an Integrally Geared Compressor
GT 2020; V10BT29A010https://doi.org/10.1115/GT2020-14883
Topics:
Compressors
,
Evaluation methods
,
Excitation systems
,
Stability
,
Excitation
,
Rotors
,
Machinery
,
Rotor vibration
,
Vibration
,
Compressor impellers
Stability Analysis of the Morton Effect of Rigid and Flexible Rotors
GT 2020; V10BT29A013https://doi.org/10.1115/GT2020-14999
Topics:
Rotors
,
Stability
,
Vibration
,
Ball bearings
,
Bearings
,
Deformation
,
Flow (Dynamics)
,
Journal bearings
,
Temperature
,
Thermomechanics
Experimental Evaluation of Dynamic Characteristics of Circular Arc Spring Dampers for Rotating Machinery
GT 2020; V10BT29A014https://doi.org/10.1115/GT2020-15113
Topics:
Dampers
,
Machinery
,
Springs
,
Damping
,
Design
,
Electrical discharge machining
,
Excitation
,
Fluid films
,
Shock absorbers
,
Vibration
Experimental Study of Cyclic Synchronous Vibration of an Integrally Geared Centrifugal Compressor for Air Separation Application
GT 2020; V10BT29A020https://doi.org/10.1115/GT2020-15949
Topics:
Compressors
,
Separation (Technology)
,
Vibration
,
Cycles
,
Machinery
,
Phase shift
,
Signal processing
,
Spectra (Spectroscopy)