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Proceedings Papers

Computational Model of Mechano-Electrochemical Effect of Aluminum Alloys Corrosion

Hessein Ali, Zachary Stein, Quentin Fouliard, Hossein Ebrahimi, Peter Warren, Seetha Raghavan, Ranajay Ghosh

Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT26A011, June 7–11, 2021

Paper No: GT2021-59681

DOI: https://doi.org/10.1115/GT2021-59681

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Topics: Aluminum alloys, Computer simulation, Corrosion, Stress corrosion cracking, Aerospace industry, Aerospace systems, Aircraft, Alloys, Deformation, Electrochemistry

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

Paper No: GT2021-59608

DOI: https://doi.org/10.1115/GT2021-59608

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Topics: Alloys, Fracture (Materials), Nickel, Stress concentration, Turbine blades

Proceedings Papers

Test and Theory for a Refined Structural Model of a Hirth Coupling

Baik Jin Kim, Joseph Oh, Alan Palazzolo

Paper No: GT2021-59970

DOI: https://doi.org/10.1115/GT2021-59970

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Topics: Algorithms, Compressors, Computation, Deformation, Finishes, Finite element analysis, Finite element methods, Force measurement, Geometry, Modal analysis

Proceedings Papers

Numerical Study of Welding Residual Stresses in Blisk Repairs by Patching

Ricarda Berger, Benedikt Hofmeister, Cristian G. Gebhardt, Raimund Rolfes

Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT27A010, September 21–25, 2020

Paper No: GT2020-14659

DOI: https://doi.org/10.1115/GT2020-14659

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Topics: Maintenance, Residual stresses, Welding, Blades, Stress, Compressors, Design, Computer simulation, Damage, Fatigue

Proceedings Papers

Impact of Foreign Object Damage to Leading Edge on Fatigue Capability of CMC Turbine Vanes

Kenro Obuchi, Fumiaki Watanabe, Hiroshi Kuroki, Kazuyoshi Arai

Proc. ASME. GT2019, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T02A009, June 17–21, 2019

Paper No: GT2019-90841

DOI: https://doi.org/10.1115/GT2019-90841

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Topics: Ceramic matrix composites, Damage, Fatigue, Turbines, Coating processes, Coatings, High cycle fatigue, Oxidation, Stress concentration, Temperature

Proceedings Papers

Complex Design Method of Ceramic Blades and Metal Disk Connection

Dmitry Sapronov, Michael Mezencev, Telman Karimbaev, Sergey Reznik, Pavel Prosuntsov

Proc. ASME. GT2019, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T02A010, June 17–21, 2019

Paper No: GT2019-90875

DOI: https://doi.org/10.1115/GT2019-90875

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Topics: Blades, Ceramics, Design methodology, Disks, Metals, Design, Diamonds, Fracture (Materials), Fracture (Process), Silicon

Proceedings Papers

Structural Optimization of Fir-Tree Root and Groove for Turbine Blade With Superellipse and P-Norm Aggregation Function

Deqi Yu, Xiaojuan Zhang, Jiandao Yang, Kai Cheng, Ming Li

Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A032, June 17–21, 2019

Paper No: GT2019-92005

DOI: https://doi.org/10.1115/GT2019-92005

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Topics: Structural optimization, Turbine blades, Design, Optimization, Stress, Stress concentration, Failure, Gas turbines, Oscillations, Steam turbines

Proceedings Papers

An Optimization Design Platform for Fir-Tree Root and Groove for Steam Turbine

Deqi Yu, Xiaojun Zhang, Jiandao Yang, Kai Cheng, Weilin Shu, Kai Lv, Ming Li

Proc. ASME. GT2018, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A033, June 11–15, 2018

Paper No: GT2018-76595

DOI: https://doi.org/10.1115/GT2018-76595

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Topics: Design, Optimization, Steam turbines, Blades, Geometry, Gas turbines, Stress concentration, B-splines, Combined cycle power stations, Genetic algorithms

Proceedings Papers

Design of an Air-Cooled Radial Turbine: Part 1 — Computational Modelling

Yang Zhang, Tomasz Duda, James A. Scobie, Carl M. Sangan, Colin D. Copeland, Alex Redwood

Proc. ASME. GT2018, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T26A013, June 11–15, 2018

Paper No: GT2018-76378

DOI: https://doi.org/10.1115/GT2018-76378

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Topics: Design, Modeling, Turbine components, Turbines, Coolants, Rotors, Temperature, Blades, Computer simulation, Cooling

Proceedings Papers

Acoustic Properties of Perforated Liners With Perpendicular Arrangements of Narrow Slots

François-Xavier Jetté, Ali Shanian, Megan Schaenzer, Minh Quan Pham, Geneviève Bourgeois, Mehran Farhangi, Fabian Sanchez, Matt Innes

Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A061, June 11–15, 2018

Paper No: GT2018-75837

DOI: https://doi.org/10.1115/GT2018-75837

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Topics: Acoustical properties, Absorption, Dimensions, Acoustics, Airfoils, Cavities, Cooling, Flow (Dynamics), Geometry, Pressure drop

Proceedings Papers

Investigating Discrepancies in Vibration Bending Fatigue Behavior of Additively Manufactured Titanium 6Al-4V

Onome Scott-Emuakpor, Casey Holycross, Tommy George, Luke Sheridan, Emily Carper, Joseph Beck

Proc. ASME. GT2018, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T24A015, June 11–15, 2018

Paper No: GT2018-75978

DOI: https://doi.org/10.1115/GT2018-75978

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Topics: Additive manufacturing, Fatigue, Titanium, Vibration, Fatigue life, Stress, Uncertainty, Electromagnetic scattering, Density, Fracture (Materials)

Proceedings Papers

Stress Corrosion Cracking in Steam Turbine: Two Case Studies

Vamadevan Gowreesan, Kirill Grebinnyk

Proc. ASME. GT2017, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T29A019, June 26–30, 2017

Paper No: GT2017-63665

DOI: https://doi.org/10.1115/GT2017-63665

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Topics: Steam turbines, Stress corrosion cracking, Fracture (Materials), Fracture (Process), Disks, Blades, Steam, Failure, Stress, Fracture toughness

Proceedings Papers

Cracking Analysis of Intermediate Pressure Inlet Diffuser in 1000MW Steam Turbine Units

Gang Chen, Junhui Zhang, Xingzhu Ye, Chunlei Ma

Proc. ASME. GT2017, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T29A003, June 26–30, 2017

Paper No: GT2017-63224

DOI: https://doi.org/10.1115/GT2017-63224

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Topics: Cracking (Materials), Diffusers, Fracture (Process), Pressure, Steam turbines, Fracture (Materials), Exhaust systems, Design, Steam, Temperature

Proceedings Papers

Determining Stress in Turbocharger Impellers due to Component Machining Process

Simon M. Barrans, Md Shams E. Tabriz, Christian F. Ellis

Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT30A006, June 26–30, 2017

Paper No: GT2017-64412

DOI: https://doi.org/10.1115/GT2017-64412

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Topics: Impellers, Machining, Stress, Turbochargers, Wheels, Design, Geometry, Computer-aided design, Casting, Computerized tomography

Proceedings Papers

Multiscale Investigation of Strain Energy Density for Fatigue Life Prediction

Casey M. Holycross, Onome E. Scott-Emuakpor, Tommy J. George, M.-H. H. Shen

Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT31A015, June 26–30, 2017

Paper No: GT2017-64791

DOI: https://doi.org/10.1115/GT2017-64791

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Topics: Density, Fatigue life, Stress, Damage, Fatigue, Cycles, Dynamic testing (Materials), Elasticity, Feedback, Low cycle fatigue

Proceedings Papers

Finite Element Analysis of Thermal-Mechanical Behavior in the Thermal Barrier Coatings With Cooling Hole Structure

Jishen Jiang, Zhenwei Cai, Weizhe Wang, Yingzheng Liu

Proc. ASME. GT2017, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T24A011, June 26–30, 2017

Paper No: GT2017-63883

DOI: https://doi.org/10.1115/GT2017-63883

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Topics: Cooling, Finite element analysis, Thermal barrier coatings, Boundary-value problems, Design, Failure, Film cooling, Gas turbines, Geometry, Heat transfer coefficients

Proceedings Papers

A Reliable Transition Duct With Separation Planes for the Annular Combustor of GT13E2 Gas Turbine

Remigi Tschuor, Bogdan Trbojevic, Alen Markovic

Proc. ASME. GT2016, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T21A009, June 13–17, 2016

Paper No: GT2016-57627

DOI: https://doi.org/10.1115/GT2016-57627

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Topics: Combustion chambers, Ducts, Gas turbines, Separation (Technology), Cooling, Design, Manufacturing, Deflection, Engines, Life cycle costing

Proceedings Papers

FE Analysis of the Effects of TGO Thickness and Interface Asperity on the Cracking Behavior Between the TGO and the Bond Coat

Jishen Jiang, Bingqian Xu, Weizhe Wang, Richard Amankwa Adjei, Xiaofeng Zhao, Yingzheng Liu

Proc. ASME. GT2016, Volume 7A: Structures and Dynamics, V07AT28A008, June 13–17, 2016

Paper No: GT2016-56755

DOI: https://doi.org/10.1115/GT2016-56755

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Topics: Cracking (Materials), Finite element analysis, Fracture (Process), Cooling, Fracture (Materials), Stress, Aluminum, Crack propagation, Engineering simulation, Geometry

Proceedings Papers

Multi-Stage Coupled Forced Response of Aircraft Engine Compressor and Turbine Bladed Discs

Romuald Rzadkowski, Artur Maurin

Proc. ASME. GT2016, Volume 7A: Structures and Dynamics, V07AT32A024, June 13–17, 2016

Paper No: GT2016-57643

DOI: https://doi.org/10.1115/GT2016-57643

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Topics: Aircraft engines, Compressors, Disks, Turbines, Rotors, Blades, Excitation, Stress, Dynamic models, Dynamics (Mechanics)

Proceedings Papers

Parametrically Induced Damping in a Cracked Rotor

Zbigniew Kulesza, Jerzy T. Sawicki

Proc. ASME. GT2016, Volume 7A: Structures and Dynamics, V07AT32A033, June 13–17, 2016

Paper No: GT2016-58113

DOI: https://doi.org/10.1115/GT2016-58113

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Topics: Damping, Rotors, Fracture (Materials), Excitation, Stiffness, Vibration, Accidents, Antiresonance, Crack detection, Damage

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NARROW

Computational Model of Mechano-Electrochemical Effect of Aluminum Alloys Corrosion

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

Test and Theory for a Refined Structural Model of a Hirth Coupling

Numerical Study of Welding Residual Stresses in Blisk Repairs by Patching

Impact of Foreign Object Damage to Leading Edge on Fatigue Capability of CMC Turbine Vanes

Complex Design Method of Ceramic Blades and Metal Disk Connection

Structural Optimization of Fir-Tree Root and Groove for Turbine Blade With Superellipse and P-Norm Aggregation Function

An Optimization Design Platform for Fir-Tree Root and Groove for Steam Turbine

Design of an Air-Cooled Radial Turbine: Part 1 — Computational Modelling

Acoustic Properties of Perforated Liners With Perpendicular Arrangements of Narrow Slots

Investigating Discrepancies in Vibration Bending Fatigue Behavior of Additively Manufactured Titanium 6Al-4V

Stress Corrosion Cracking in Steam Turbine: Two Case Studies

Cracking Analysis of Intermediate Pressure Inlet Diffuser in 1000MW Steam Turbine Units

Determining Stress in Turbocharger Impellers due to Component Machining Process

Multiscale Investigation of Strain Energy Density for Fatigue Life Prediction

Finite Element Analysis of Thermal-Mechanical Behavior in the Thermal Barrier Coatings With Cooling Hole Structure

A Reliable Transition Duct With Separation Planes for the Annular Combustor of GT13E2 Gas Turbine

FE Analysis of the Effects of TGO Thickness and Interface Asperity on the Cracking Behavior Between the TGO and the Bond Coat

Multi-Stage Coupled Forced Response of Aircraft Engine Compressor and Turbine Bladed Discs

Parametrically Induced Damping in a Cracked Rotor

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