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Proceedings Papers

Reduced Order Models for Bladed Disks With Contact Mistuning at Blade Root Joints

Valeria Pinto, Giuseppe Battiato, Christian Maria Firrone
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT23A006, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103078
https://doi.org/10.1115/GT2023-103078
View Paper titled, Reduced Order Models for Bladed Disks With Contact Mistuning at Blade Root Joints
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Topics: Bladed disks, Blades, Disks, Manufacturing, Stiffness, Vibration, Computation, Computer software, Degrees of freedom, Design
Proceedings Papers

Physics-Informed Neural Network Modeling Approach for Mistuned Bladed Disks

Sean T. Kelly, Bogdan I. Epureanu
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT27A012, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102034
https://doi.org/10.1115/GT2023-102034
View Paper titled, Physics-Informed Neural Network Modeling Approach for Mistuned Bladed Disks
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Topics: Artificial neural networks, Bladed disks, Modeling, Physics, Blades, Dynamics (Mechanics), Excitation, Disks, Finite element analysis, Stress
Proceedings Papers

A Semi-Empirical Model for Conceptual Turbine Vane Cooling Design and Optimization

Robin Schöffler, Clemens Grunwitz, Robin G. Brakmann
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT13A013, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103061
https://doi.org/10.1115/GT2023-103061
View Paper titled, A Semi-Empirical Model for Conceptual Turbine Vane Cooling Design and Optimization
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Topics: Cooling, Design, Optimization, Turbines, Coolants, Flow (Dynamics), Temperature distribution, Chain, Geometry, Aerodynamic flow
Proceedings Papers

Sintering Behaviour of 3d Printed 17-4PH Stainless Steel

Nandhini Raju, Peter Warren, Ramesh Subramanian, Ranajay Ghosh, Erik Fernandez, Seetha Raghavan, Jayanta Kapat
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A028, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83592
https://doi.org/10.1115/GT2022-83592
View Paper titled, Sintering Behaviour of 3d Printed 17-4PH Stainless Steel
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Topics: Additive manufacturing, Diffusion (Physics), Materials properties, Metals, Shrinkage (Materials), Sintering, Stainless steel
Proceedings Papers

Numerical Modeling of Liquid Jet in Non-Uniform Crossflow Using Enhanced Madabhushi Model

Homayoon Feiz, Wei Zhao, Dominik Kubicki, Marcin Frackowiak, Vivek Kumar, Harshrajsinh Jadeja, Pravin Nakod, Sourabh Shrivastava, Sravan K. Nallamothu, Markus Lambert, Jong Guen Lee, Jinkwan Song
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A034, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82766
https://doi.org/10.1115/GT2022-82766
View Paper titled, Numerical Modeling of Liquid Jet in Non-Uniform Crossflow Using Enhanced Madabhushi Model
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Topics: Combustion chambers, Computer simulation, Cross-flow, Diesel, Drops, Engine design, Gas flow, Gas turbines, Jets, Kinetic energy
Proceedings Papers

Conjugate Heat Transfer of Cylindrical and Trenched Film Cooling Designs With Array Jet Impingement

Lukas Fischer, Andrés Sanchez, Fabian Schleich, Fabian Feller, Richard Raffelt, Michael Pfitzner
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A011, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80810
https://doi.org/10.1115/GT2022-80810
View Paper titled, Conjugate Heat Transfer of Cylindrical and Trenched Film Cooling Designs With Array Jet Impingement
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Topics: Film cooling, Heat transfer, Cooling, Heat transfer coefficients, Reynolds number, Density, Design, Engines, Flow (Dynamics), Heat flux
Proceedings Papers

Investigation of a High-Pressure Turbine Stage in a High-Speed Rotating Transient Test Facility for Rotor Tip Study and a Parametric Study for Improved Heat Transfer Calculation

Deepanshu Singh, Paul F. Beard, David Cardwell, Kam S. Chana
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A005, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80388
https://doi.org/10.1115/GT2022-80388
View Paper titled, Investigation of a High-Pressure Turbine Stage in a High-Speed Rotating Transient Test Facility for Rotor Tip Study and a Parametric Study for Improved Heat Transfer Calculation
Open the PDF for Investigation of a High-Pressure Turbine Stage in a High-Speed Rotating Transient Test Facility for Rotor Tip Study and a Parametric Study for Improved Heat Transfer Calculation in another window
Topics: Heat transfer, High pressure (Physics), Rotors, Test facilities, Transients (Dynamics), Turbines, Nozzle guide vanes, Gages, Heat flux, Temperature profiles
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
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Topics: Ceramics, Composite materials, Compression, Failure, Fatigue, Fibers, Modeling, Tension, Stress, Ceramic matrix composites
Proceedings Papers

Cryogenic Fuel Storage Modelling and Optimisation for Aircraft Applications

Pavlos Rompokos, Andrew Rolt, Devaiah Nalianda, Thierry Sibilli, Claire Benson
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T03A001, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58595
https://doi.org/10.1115/GT2021-58595
View Paper titled, Cryogenic Fuel Storage Modelling and Optimisation for Aircraft Applications
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Topics: Aircraft, Fuel storage, Heat transfer, Hydrogen, Modeling, Optimization, Fuels, Design, Insulation, Pressure
Proceedings Papers

Design and Testing of an Internally-Cooled Radial Turbine With High Tip Speed

Grant O. Musgrove, January Smith, Ellen Smith, Steve White
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T19A006, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58934
https://doi.org/10.1115/GT2021-58934
View Paper titled, Design and Testing of an Internally-Cooled Radial Turbine With High Tip Speed
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Topics: Additive manufacturing, Cooling, Design, Gas turbines, Heat transfer, Impellers, Testing, Turbines, Manufacturing, Blades
Proceedings Papers

Manufacturing Technologies for Fir Tree Slots: A Technological and Economic Evaluation

Lukas Heidemanns, Tobias Seelbach, Ugur Küpper, Martin Seimann, Thomas Bergs
Proc. ASME. GT2021, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V007T17A014, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59652
https://doi.org/10.1115/GT2021-59652
View Paper titled, Manufacturing Technologies for Fir Tree Slots: A Technological and Economic Evaluation
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Topics: Economic analysis, Electrical discharge machining, Machining, Manufacturing technology, Wire, Geometry, Manufacturing, Disks, Engines, Cutting tools
Proceedings Papers

Effect of Pad Material, Copper vs. Steel, on the Performance of a Tilting Pad Journal Bearing: Measurements and Predictions

Luis San Andrés, Hussain Kaizar, Hardik Jani, Manish Thorat
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A017, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59401
https://doi.org/10.1115/GT2021-59401
View Paper titled, Effect of Pad Material, Copper vs. Steel, on the Performance of a Tilting Pad Journal Bearing: Measurements and Predictions
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Topics: Copper, Journal bearings, Steel, Bearings, Stress, Temperature, Stiffness, Clearances (Engineering), Damping, Drag (Fluid dynamics)
Proceedings Papers

Data-Driven Approach for Identifying Mistuning in As-Manufactured Blisks

Sean T. Kelly, Andrea Lupini, Bogdan I. Epureanu
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A025, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59887
https://doi.org/10.1115/GT2021-59887
View Paper titled, Data-Driven Approach for Identifying Mistuning in As-Manufactured Blisks
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Topics: Artificial neural networks, Blades, Cantilevers, Computational methods, Damping, Density, Disks, Dynamics (Mechanics), Engines, Excitation
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

Study on the Reduction of the Resonant Stress of Turbine Blades Caused by the Stage Interaction Force (Simultaneous Optimization of Blade Resonant Stress and Amount of Unbalance)

Yasutomo Kaneko, Toshio Watanabe, Tatsuya Furukawa
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A002, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14031
https://doi.org/10.1115/GT2020-14031
View Paper titled, Study on the Reduction of the Resonant Stress of Turbine Blades Caused by the Stage Interaction Force (Simultaneous Optimization of Blade Resonant Stress and Amount of Unbalance)
Open the PDF for Study on the Reduction of the Resonant Stress of Turbine Blades Caused by the Stage Interaction Force (Simultaneous Optimization of Blade Resonant Stress and Amount of Unbalance) in another window
Topics: Blades, Optimization, Resonance, Stress, Turbine blades, Disks, Design, Countermeasures, High cycle fatigue, Aircraft engines
Proceedings Papers

Forced Response Variation of a Compressor Utilizing Blade Tip Timing, Strain Gages, and As-Manufactured Finite Element Models

Daniel L. Gillaugh, Timothy J. Janczewski, Alexander A. Kaszynski, Jeffrey M. Brown, Joseph A. Beck, Chase Nessler
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A022, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15054
https://doi.org/10.1115/GT2020-15054
View Paper titled, Forced Response Variation of a Compressor Utilizing Blade Tip Timing, Strain Gages, and As-Manufactured Finite Element Models
Open the PDF for Forced Response Variation of a Compressor Utilizing Blade Tip Timing, Strain Gages, and As-Manufactured Finite Element Models in another window
Topics: Blades, Compressors, Finite element model, Strain gages, Safety, Stress, Accounting, Chords (Trusses), Deflection, Dynamic response
Proceedings Papers

Integrally Bladed Rotor Mistuning Identification and Model Updating Using Geometric Mistuning Models

Joseph A. Beck, Jeffrey M. Brown, Daniel L. Gillaugh, Emily B. Carper, Alex A. Kaszynski
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T30A034, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15539
https://doi.org/10.1115/GT2020-15539
View Paper titled, Integrally Bladed Rotor Mistuning Identification and Model Updating Using Geometric Mistuning Models
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Topics: Rotors, Elastic moduli, Finite element model, Algorithms, Blades, Damage, Dynamic response, Eigenvalues, Excitation, Geometry
Proceedings Papers

Probabilistic Fracture Mechanics for Mature Service Frame Rotors

Philipp Engels, Christian Amann, Sebastian Schmitz, Kai Kadau
Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT28A005, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14608
https://doi.org/10.1115/GT2020-14608
View Paper titled, Probabilistic Fracture Mechanics for Mature Service Frame Rotors
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Topics: Fracture mechanics, Rotors, Cycles, Design, Disks, Risk, Blades, Failure, Forging, Gas turbines
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14678
https://doi.org/10.1115/GT2020-14678
View Paper titled, Critical Location Identification for Multi-Mechanistic Damage Modes Using Damage Interaction Charts
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Topics: Damage, Engines, Creep, Fatigue, Stress, Data collection, Durability, Gas turbines, Materials properties, Oxidation
Proceedings Papers

A Review of the Prospect and Challenges for Developing and Marketing a Brayton-Cycle Based Power Genset Gas-Turbine Using Supercritical CO 2 : Part I — The General System Challenges

Jinbo Chen, Abraham Engeda
Proc. ASME. GT2020, Volume 6: Education; Electric Power, V006T08A002, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14270
https://doi.org/10.1115/GT2020-14270
View Paper titled, A Review of the Prospect and Challenges for Developing and Marketing a Brayton-Cycle Based Power Genset Gas-Turbine Using Supercritical CO 2 : Part I — The General System Challenges
Open the PDF for A Review of the Prospect and Challenges for Developing and Marketing a Brayton-Cycle Based Power Genset Gas-Turbine Using Supercritical CO 2 : Part I — The General System Challenges in another window
Topics: Brayton cycle, Gas turbines, Supercritical carbon dioxide, Thermodynamic power cycles, Fluids, Compression, Cycles, Design, Emissions, Compressibility