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Proceedings Papers

Digital Replicas of Low Pressure Steam Turbine Moving Blades - Assessment of Geometrical and Mechanical Quality Requirements Using Roboter-Assisted Optical Scanning

Frederik Popig
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A005, June 13–17, 2022
Paper No: GT2022-80464
DOI: https://doi.org/10.1115/GT2022-80464
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Topics: Blades, Pressure, Steam turbines, Inspection, Center of mass, Airfoils, Computer-aided design, Geometry, Optical measurement, Resonance
Proceedings Papers

Measurement of Inertial and Acoustic Waves in a Turbine Chute Rim Seal Cavity

Anna Bru Revert, Paul F. Beard, John W. Chew
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A012, June 13–17, 2022
Paper No: GT2022-82846
DOI: https://doi.org/10.1115/GT2022-82846
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Topics: Acoustics, Cavities, Turbines, Waves, Flow (Dynamics), Pressure, Pressure transducers, Inspection, Measurement systems, Rotors
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
Paper No: GT2021-03796
DOI: https://doi.org/10.1115/GT2021-03796
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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

Computed Tomography Wall Thickness Inspection to Support Gas Turbine Blade Life Extension

Scott Hastie, Anthony Chan, Kevin Wiens, Doug Nagy, Robert Tollett, Paul Lowden
Proc. ASME. GT2021, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V007T17A021, June 7–11, 2021
Paper No: GT2021-60316
DOI: https://doi.org/10.1115/GT2021-60316
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Topics: Blades, Computerized tomography, Gas turbines, Inspection, Life extension, Wall thickness
Proceedings Papers

Analysis of the Loss Production Mechanism due to Cavity-Main Flow Interaction in a LPT Stage

D. Barsi, D. Lengani, D. Simoni, G. Venturino, F. Bertini, M. Giovannini, F. Rubechini
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT39A012, June 7–11, 2021
Paper No: GT2021-59932
DOI: https://doi.org/10.1115/GT2021-59932
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Topics: Cavities, Flow (Dynamics), Cavity flows, Rotors, Simulation, Pressure, Engines, Geometry, Inspection, Stators
Proceedings Papers

Design and Validation of a Novel Turbogenerator’s Robotized Inspection System

Enrico Pignone, Alessandro Pistone, Carlo Canali, Fabrizio D’Agostino, Gianfranco Martorana
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T05A010, June 7–11, 2021
Paper No: GT2021-59546
DOI: https://doi.org/10.1115/GT2021-59546
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Topics: Design, Generators, Inspection, Maintenance, Robotics, Robots, Sensors, Acoustics, Data collection, Downtime
Proceedings Papers

Rapid Defect Detection and Classification in Images Using Convolutional Neural Networks

Peter Warren, Hessein Ali, Hossein Ebrahimi, Ranajay Ghosh
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T05A013, June 7–11, 2021
Paper No: GT2021-59801
DOI: https://doi.org/10.1115/GT2021-59801
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Topics: Artificial neural networks, Flaw detection, Optical quality control, Machine learning, Image processing, Inspection, Manufacturing, Nondestructive evaluation, Turbomachinery
Proceedings Papers

Investigation of Mistuned Oscillating Cascade Using Fully-Coupled Method

H. M. Phan, L. He
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A009, June 7–11, 2021
Paper No: GT2021-59124
DOI: https://doi.org/10.1115/GT2021-59124
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Topics: Cascades (Fluid dynamics), Oscillations, Blades, Flutter (Aerodynamics), Damping, Dynamics (Mechanics), Fluid structure interaction, Inspection, Signals, Simulation
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

Blades and Vanes Platform Laser Rebuilding

A. Gabrielli, M. Moretto
Proc. ASME. GT2020, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Microturbines, Turbochargers, and Small Turbomachines, V008T18A011, September 21–25, 2020
Paper No: GT2020-15998
DOI: https://doi.org/10.1115/GT2020-15998
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Topics: Blades, Lasers, Gas tungsten arc welding, Crystals, Metals, Welding, Corrosion, Engines, Fatigue, Fracture (Materials)
Proceedings Papers

Deposition Pattern Analysis on a Fouled Multistage Test Compressor

Alessio Suman, Alessandro Vulpio, Nicola Casari, Michele Pinelli, Rainer Kurz, Klaus Brun
Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T21A012, September 21–25, 2020
Paper No: GT2020-15476
DOI: https://doi.org/10.1115/GT2020-15476
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Topics: Compressors, Particulate matter, Blades, Flow (Dynamics), Airfoils, Computational fluid dynamics, Computer simulation, Contamination, Dust, Engineering simulation
Proceedings Papers

Detection of Cracks in Turbomachinery Blades by Online Monitoring

Manish Kumar, Roger Heinig, Mark Cottrell, Christian Siewert, Henning Almstedt, Drew Feiner, Jerry Griffin
Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T23A016, September 21–25, 2020
Paper No: GT2020-14813
DOI: https://doi.org/10.1115/GT2020-14813
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Topics: Blades, Crack detection, Turbomachinery, Fracture (Materials), Inspection, Oscillating frequencies, Rotors, Separation (Technology)
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
Paper No: GT2020-14608
DOI: https://doi.org/10.1115/GT2020-14608
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Topics: Fracture mechanics, Rotors, Cycles, Design, Disks, Risk, Blades, Failure, Forging, Gas turbines
Proceedings Papers

Experimental Investigation on the Loss Production Mechanisms in Transitional Boundary Layers

M. Dellacasagrande, D. Lengani, D. Simoni, M. Ubaldi, P. Zunino
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A019, September 21–25, 2020
Paper No: GT2020-15148
DOI: https://doi.org/10.1115/GT2020-15148
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Topics: Boundary layers, Flow (Dynamics), Eigenvalues, Turbulence, Pressure gradient, Shear (Mechanics), Stress tensors, Bubbles, Displacement, Energy dissipation
Proceedings Papers

Zonal Detached Eddy Simulation of the Fan-OGV Stage of a Modern Turbofan Engine

Benjamin François, Raphaël Barrier, Cyril Polacsek
Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A004, September 21–25, 2020
Paper No: GT2020-14239
DOI: https://doi.org/10.1115/GT2020-14239
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Topics: Eddies (Fluid dynamics), Engines, Simulation, Turbofans, Reynolds-averaged Navier–Stokes equations, Air flow, Blades, Flow (Dynamics), Shapes, Turbulence
Proceedings Papers

A Method for the Simulation of Time-Dependent In-Service Performance Change

Rich Evans, Bill Dawes, Nabil Meah, Andrey Kudryavtsev, Matthew Hunt
Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT34A021, September 21–25, 2020
Paper No: GT2020-16320
DOI: https://doi.org/10.1115/GT2020-16320
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Topics: Simulation, Geometry, Corrosion, Engineering simulation, Computers, Cost benefit analysis, Engineers, Erosion, Inspection, Modeling
Proceedings Papers

Advanced Automated GT26 Combustion Tuning for Increased Operational Flexibility and Performance

G. Singla, B. Delatti, A. Scarpato, J. Barracas, W. Wang, N. Demougeot
Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A044, September 21–25, 2020
Paper No: GT2020-16086
DOI: https://doi.org/10.1115/GT2020-16086
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Topics: Combustion, Engines, Stress, Emissions, Dynamics (Mechanics), Fuels, Inspection, Accounting, Algorithms, Combined cycles
Proceedings Papers

High-Fidelity Calculation of Floating Offshore Wind Turbines Under Pitching Motion

Andrea Ortolani, Giacomo Persico, Jernej Drofelnik, Adrian Jackson, M. Sergio Campobasso
Proc. ASME. GT2020, Volume 12: Wind Energy, V012T42A012, September 21–25, 2020
Paper No: GT2020-15552
DOI: https://doi.org/10.1115/GT2020-15552
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Topics: Floating wind turbines, Rotors, Computational fluid dynamics, Blades, Wakes, Aerodynamics, Engineering simulation, Simulation, Stress, Turbines
Proceedings Papers

Investigation Into Advanced Combustion System Health Monitoring

David Noble, Leonard Angello, Scott Sheppard, Jared Kee, Benjamin Emerson, Tim Lieuwen
Proc. ASME. GT2019, Volume 3: Coal, Biomass, Hydrogen, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T08A008, June 17–21, 2019
Paper No: GT2019-91973
DOI: https://doi.org/10.1115/GT2019-91973
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Topics: Combustion systems, Combustion, Dynamics (Mechanics), Gas turbines, Combustion chambers, Maintenance, Pressure, Algorithms, Emissions, Energy industry
Proceedings Papers

Application of Adaptive GPA to an Industrial Gas Turbine Using Field Data

Ericcson Ramadhan, Yi-Guang Li, Deplian Maherdianta
Proc. ASME. GT2019, Volume 3: Coal, Biomass, Hydrogen, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T23A008, June 17–21, 2019
Paper No: GT2019-90686
DOI: https://doi.org/10.1115/GT2019-90686
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Topics: Industrial gases, Turbines, Engines, Maintenance, Gas turbines, Compressors, Inspection, Flow (Dynamics)