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Proceedings Papers

Vibration and Acoustic Emission Assessment of a SiC f /SiC Ceramic Matrix Composite With Damage

Spencer P. Jeffs, Jordan Stephen, Zak Quiney, Gonzalo García Luna
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T02A014, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127571
https://doi.org/10.1115/GT2024-127571
View Paper titled, Vibration and Acoustic Emission Assessment of a SiC f /SiC Ceramic Matrix Composite With Damage
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Topics: Acoustic emissions, Composite materials, Damage, Silicon carbide, Silicon carbide ceramics, Vibration, Ceramic matrix composites, Testing, Cracking (Materials), Fracture (Process)
Proceedings Papers

Comprehensive Understanding of TGO Morphology Effect on the Thermal Barrier Coatings Failure Under Free Edges

Da Qiao, Wu Zeng
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T02A009, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126047
https://doi.org/10.1115/GT2024-126047
View Paper titled, Comprehensive Understanding of TGO Morphology Effect on the Thermal Barrier Coatings Failure Under Free Edges
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Topics: Failure, Thermal barrier coatings, Stress, Cracking (Materials), Fracture (Process), Delamination, Engineering simulation, Fatigue, Gas turbines, High temperature materials
Proceedings Papers

Large Eddy Simulation of Ammonia-Hydrogen Non-Premixed Flames Stabilized on a Bluff Body Burner

Yu Xia, Ishan Verma, Sourabh Shrivastava, Pravin Nakod, David F. Fletcher, Bassam Dally
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A019, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125957
https://doi.org/10.1115/GT2024-125957
View Paper titled, Large Eddy Simulation of Ammonia-Hydrogen Non-Premixed Flames Stabilized on a Bluff Body Burner
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Topics: Combustion, Cracking (Materials), Emissions, Flamelet generated manifold, Flames, Fracture (Process), Fuels, Hydrogen, Large eddy simulation, Nitrogen oxides
Proceedings Papers

Experimental and Numerical Investigation of NH 3 /H 2 /N 2 Combustion in a Premixed/Stratified Swirl Burner

Jordan Davies, Luca Mazzotta, Daisuke Sato, Syed Mashruk, Daniel Pugh, Domenico Borello, Agustin Valera Medina
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A024, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127419
https://doi.org/10.1115/GT2024-127419
View Paper titled, Experimental and Numerical Investigation of NH 3 /H 2 /N 2 Combustion in a Premixed/Stratified Swirl Burner
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Topics: Combustion, Emissions, Hydrogen, Flames, Nitrogen oxides, Air flow, Cracking (Materials), Fuels, Gas turbines, Nitrogen
Proceedings Papers

Effect of Cracking Pressure and Flow Split Ratio on the Atomization Performance of Dual-Orifice Injectors

Hıdır Yankı Kılıçgedik, Refik Alper Tuncer
Proc. ASME. GT2024, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A054, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125240
https://doi.org/10.1115/GT2024-125240
View Paper titled, Effect of Cracking Pressure and Flow Split Ratio on the Atomization Performance of Dual-Orifice Injectors
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Topics: Cracking (Materials), Ejectors, Flow (Dynamics), Fracture (Process), Pressure, Valves
Proceedings Papers

Design and Integration of a Microtube Precooler Into an Aircraft Engine Waste Heat Recovery and Fuel Systems

Claire-Phonie Bury, Ladislav Vesely, Jayanta Kapat, Mingxuan Shi, Michael Stoia
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A049, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129421
https://doi.org/10.1115/GT2024-129421
View Paper titled, Design and Integration of a Microtube Precooler Into an Aircraft Engine Waste Heat Recovery and Fuel Systems
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Topics: Aircraft engines, Design, Fuel systems, Heat exchangers, Heat recovery, Aviation, Boundary-value problems, Brayton cycle, Carbon footprint, Cracking (Materials)
Proceedings Papers

Partially Cracked Ammonia for Micro-Gas Turbine Application

Daria Bellotti, Chiara Anfosso, Loredana Magistri, Aristide Fausto Massardo
Proc. ASME. GT2023, Volume 5: Cycle Innovations, V005T06A032, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-105386
https://doi.org/10.1115/GT2023-105386
View Paper titled, Partially Cracked Ammonia for Micro-Gas Turbine Application
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Topics: Carbon dioxide, Fuels, Hydrogen, Turbines, Emissions, Energy generation, Temperature, Carbon, Climate change, Cracking (Materials)
Proceedings Papers

A Novel Axial Energy-Imparting Turbomachine for High-Enthalpy Gas Heating: Robustness of the Aerodynamic Design

Nikolas Karefyllidis, Dylan Rubini, Budimir Rosic, Liping Xu, Veli-Matti Purola
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A036, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103219
https://doi.org/10.1115/GT2023-103219
View Paper titled, A Novel Axial Energy-Imparting Turbomachine for High-Enthalpy Gas Heating: Robustness of the Aerodynamic Design
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Topics: Design, Enthalpy, Heating, Robustness, Turbomachinery, Turbochargers, Compressors, Blades, Carbon dioxide, Cements (Adhesives)
Proceedings Papers

Experimental and Numerical Investigations of Grain Size Changes in the Rim Zone During Turning of DA718

Nicklas Gerhard, Hui Liu, Antonia Splettstößer, Pere Massanés Pedró, Markus Meurer, Thomas Bergs
Proc. ASME. GT2023, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V008T17A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101989
https://doi.org/10.1115/GT2023-101989
View Paper titled, Experimental and Numerical Investigations of Grain Size Changes in the Rim Zone During Turning of DA718
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Topics: Grain size, Turning, Computer simulation, Cutting, Simulation, Alloys, Ceramics, Cracking (Materials), Engines, Finite element methods
Proceedings Papers

Influence of Tantalum and Cobalt on the Weldability of New High Gamma Prime Nickel Based Superalloys for Repair and 3D AM of Turbine Engine Components

Alexandre Gontcharov, Paul Louden, Mathieu Brochu
Proc. ASME. GT2023, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V008T17A010, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102205
https://doi.org/10.1115/GT2023-102205
View Paper titled, Influence of Tantalum and Cobalt on the Weldability of New High Gamma Prime Nickel Based Superalloys for Repair and 3D AM of Turbine Engine Components
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Topics: Cobalt, Cracking (Materials), Fracture (Process), Gas tungsten arc welding, Gas turbines, Maintenance, Nickel, Stress, Superalloys, Tantalum
Proceedings Papers

Accelerating the Development of a New Turbomachinery Concept in an Environment With Limited Resources and Experimental Data: Challenges

Dylan Rubini, Nikolas Karefyllidis, Liping Xu, Budimir Rosic, Harri Johannesdahl
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT36A001, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80698
https://doi.org/10.1115/GT2022-80698
View Paper titled, Accelerating the Development of a New Turbomachinery Concept in an Environment With Limited Resources and Experimental Data: Challenges
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Topics: Aerodynamics, Carbon, Chemical reactions, Chemistry, Computational fluid dynamics, Computer-aided engineering, Cracking (Materials), Databases, Design, Eddies (Fluid dynamics)
Proceedings Papers

Ammonia as an Aircraft Fuel: Thermal Assessment From Airport to Wake

Marcel Otto, Ladislav Vesely, Jayanta Kapat, Michael Stoia, Nicholas D. Applegate, Greg Natsui
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T03A023, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-84359
https://doi.org/10.1115/GT2022-84359
View Paper titled, Ammonia as an Aircraft Fuel: Thermal Assessment From Airport to Wake
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Topics: Aircraft, Fuels, Wakes, Aviation, Emissions, Hydrogen, Cooling, Biofuel, Carbon, Compressors
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
Publisher: American Society of Mechanical Engineers
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
Open the PDF for Micromechanical Modeling Tension-Compression Fatigue Hysteresis Loops Model of Fiber-Reinforced Ceramic-Matrix Composites Considering Fibers Failure in another window
Topics: Ceramics, Composite materials, Compression, Failure, Fatigue, Fibers, Modeling, Tension, Stress, Ceramic matrix composites
Proceedings Papers

A New Turbomachine for Clean and Sustainable Hydrocarbon Cracking

Dylan Rubini, Liping Xu, Budimir Rosic, Harri Johannesdahl
Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT34A016, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59197
https://doi.org/10.1115/GT2021-59197
View Paper titled, A New Turbomachine for Clean and Sustainable Hydrocarbon Cracking
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Topics: Cracking (Materials), Fracture (Process), Sustainability, Turbomachinery, Turbochargers, Temperature, Energy transformation, Feedstock, Heat, Rotors
Proceedings Papers

Improvement of Surface Cracking Risks by Controlling Dilution of Cobalt-Based Hardfacings

Takashi Yokoyama, Takayuki Kurimura, Noriyuki Sakakibara, Fumiyuki Suzuki
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A003, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58497
https://doi.org/10.1115/GT2021-58497
View Paper titled, Improvement of Surface Cracking Risks by Controlling Dilution of Cobalt-Based Hardfacings
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Topics: Cobalt, Cracking (Materials), Fracture (Process), Steam, Valves
Proceedings Papers

Matrix Crack Networks in SiC/SiC Composites: In-Situ Characterisation and Metrics

S. P. Jordan, S. P. Jeffs, C. D. Newton, L. Gale, P. I. Nicholson, M. R. Bache
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T02A001, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-03796
https://doi.org/10.1115/GT2021-03796
View Paper titled, Matrix Crack Networks in SiC/SiC Composites: In-Situ Characterisation and Metrics
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Topics: Composite materials, Fracture (Materials), Damage, Temperature, Ceramic matrix composites, Acoustic emissions, Cracking (Materials), Displacement, Engineering inspection, Engineering systems and industry applications
Proceedings Papers

Temperature-Dependent Fatigue Damage Evolution of Fiber-Reinforced Ceramic-Matrix Composites

Li Longbiao
Proc. ASME. GT2020, Volume 3: Ceramics; Coal, Biomass, Hydrogen, and Alternative Fuels, V003T02A001, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14144
https://doi.org/10.1115/GT2020-14144
View Paper titled, Temperature-Dependent Fatigue Damage Evolution of Fiber-Reinforced Ceramic-Matrix Composites
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Topics: Ceramics, Composite materials, Fatigue damage, Fibers, Temperature, Fatigue, Cycles, Shear stress, Constitutive equations, Stress
Proceedings Papers

The Effects of Cooling Holes on SiC/SiC CMC Tensile Strength

Craig Smith, Michael Presby, Ramakrishna Bhatt, Sreeramesh Kalluri
Proc. ASME. GT2020, Volume 3: Ceramics; Coal, Biomass, Hydrogen, and Alternative Fuels, V003T02A008, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15682
https://doi.org/10.1115/GT2020-15682
View Paper titled, The Effects of Cooling Holes on SiC/SiC CMC Tensile Strength
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Topics: Ceramic matrix composites, Cooling, Tensile strength, Temperature, Engines, Film cooling, Silicon, Acoustic emissions, Compressors, Cracking (Materials)
Proceedings Papers

Evaluation of Platform Weld Repairs on F-Class, Stage 1 Buckets

Warren Miglietti, John Scheibel
Proc. ASME. GT2020, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Microturbines, Turbochargers, and Small Turbomachines, V008T18A003, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14344
https://doi.org/10.1115/GT2020-14344
View Paper titled, Evaluation of Platform Weld Repairs on F-Class, Stage 1 Buckets
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Topics: Cladding systems (Building), Cracking (Materials), Fracture (Process), Gas tungsten arc welding, Lasers, Maintenance, Optical microscopy, Rupture, Stress, Temperature
Proceedings Papers

Crystal Visco-Plastic Model for Ni-Base Superalloys Under Thermomechanical Fatigue

Navindra Wijeyeratne, Firat Irmak, Ali P. Gordon, Jun-Young Jeon
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT27A003, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14163
https://doi.org/10.1115/GT2020-14163
View Paper titled, Crystal Visco-Plastic Model for Ni-Base Superalloys Under Thermomechanical Fatigue
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Topics: Anisotropy, Crystals, Fatigue, Modeling, Superalloys, Thermomechanics, Temperature, Stress, Hardening, Simulation