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Proceedings Papers

The Development of Turboexpander-Generators for Gas Pressure Letdown Part I: Design and Analysis

Rasish Khatri, Jeremy Liu, Freddie Sarhan, Ovais Najeeb, Hiroshi Kajita, Mitsuru Kozuka

Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T20A018, June 7–11, 2021

Paper No: GT2021-60125

DOI: https://doi.org/10.1115/GT2021-60125

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Topics: Bearings, Design, Dynamics (Mechanics), Generators, Magnetic bearings, Pressure

Proceedings Papers

Practical Method for Burner Staging Turbine Forced Response Evaluation

Nikola Kafedzhiyski, Maria Mayorca

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A008, June 7–11, 2021

Paper No: GT2021-59040

DOI: https://doi.org/10.1115/GT2021-59040

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Topics: Computational fluid dynamics, Turbines, Combustion chambers, Excitation, Stress, Temperature distribution, Blades, Combustion, Emissions, Engineers

Proceedings Papers

Design and Tests of a New Damper for a Gas Turbine Thin-Shell Duct

Serena Gabriele, Paolo Di Sisto, Giuseppe Del Vescovo, Conti Simone

Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A010, June 7–11, 2021

Paper No: GT2021-58919

DOI: https://doi.org/10.1115/GT2021-58919

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Topics: Dampers, Design, Ducts, Gas turbines, Thin shells, Flow (Dynamics), Finite element analysis, High cycle fatigue, Turbines, Bolted joints

Proceedings Papers

An Unconventional Method for the Diagnosis and Study of Generator Rotor Thermal Bows

Steven Chatterton, Paolo Pennacchi, Andrea Vania

Paper No: GT2021-60036

DOI: https://doi.org/10.1115/GT2021-60036

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Topics: Generators, Machinery, Regression models, Rotors, Vibration

Proceedings Papers

Adjoint-Based Optimisation of Rocket Engine Turbine Blades

Bhupinder Singh Sanghera, Nitish Anand, Louis Souverein, Loïc Penin, Matteo Pini

Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT36A013, June 7–11, 2021

Paper No: GT2021-59580

DOI: https://doi.org/10.1115/GT2021-59580

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Topics: Optimization, Rocket engines, Turbine blades, Stators, Turbines, Design, Cycles, Flow (Dynamics), Generators, Shape optimization

Proceedings Papers

Numerical Simulation on the Vortex Shedding From Airfoils of a Swirl Distortion Generator

Andrew Hayden, Cole Hefner, Alexandrina Untaroiu, John Gillespie, K. Todd Lowe

Paper No: GT2021-58963

DOI: https://doi.org/10.1115/GT2021-58963

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Topics: Airfoils, Computer simulation, Generators, Vortex shedding, Boundary layers, Turning angles, Aircraft, Cascades (Fluid dynamics), Computational fluid dynamics, Design

Proceedings Papers

Numerical Analysis of Non-Radial Blading in a Low Speed and Low Pressure Turbine for Electric Turbocompounding Applications

Eva Alvarez-Regueiro, Esperanza Barrera-Medrano, Ricardo Martinez-Botas, Srithar Rajoo

Paper No: GT2021-60239

DOI: https://doi.org/10.1115/GT2021-60239

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Topics: Numerical analysis, Pressure, Turbines, Design, Rotors, Blades, Computational fluid dynamics, Computer simulation, Fibers, Deformation

Proceedings Papers

Hybrid Electric Drive Systems in the United States Navy

Gianfranco Buonamici

Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T18A003, June 7–11, 2021

Paper No: GT2021-03523

DOI: https://doi.org/10.1115/GT2021-03523

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Topics: Electric propulsion, Navy, Gas turbines, Ships, Fuel efficiency, Fuels, Electric motors, Energy consumption, Generators, Petroleum

Proceedings Papers

Design and Development of a New Rotating Turbine Research Facility For Investigating the Interaction Between Mainstream and Various Secondary Air at Relevant Engine Conditions

Yoji Okita, Hisao Futamura, Takashi Yamane, Masaya Suzuki, Nozomi Tanaka, Haruyuki Tanimitsu, Junichi Iguchi

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT13A002, June 7–11, 2021

Paper No: GT2021-58806

DOI: https://doi.org/10.1115/GT2021-58806

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Topics: Design, Engines, Turbines, Cooling, Aerospace industry, Air flow, Aircraft engines, Airfoils, Blades, Compressors

Proceedings Papers

The Development of Turboexpander-Generators for Gas Pressure Letdown Part II: Economic Analysis

Jeremy Liu, Rasish Khatri, Freddie Sarhan, Eric Blumber

Proc. ASME. GT2021, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V007T16A008, June 7–11, 2021

Paper No: GT2021-60317

DOI: https://doi.org/10.1115/GT2021-60317

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Topics: Economic analysis, Generators, Hydrogen, Joules, Magnetic bearings, Natural gas, Pressure, Renewable energy

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

Turboprop Engine Loading During High and Low Maneuver Intensity Flight Mode

Ioannis Templalexis, Lambros Giachalis, Ioannis Lionis

Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T06A017, June 7–11, 2021

Paper No: GT2021-59668

DOI: https://doi.org/10.1115/GT2021-59668

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Topics: Creep, Engines, Flight, Gas turbines, Aircraft, Air Force, Aircraft engines, Computer software, Cycles, Failure mechanisms

Proceedings Papers

Surge Prevention Techniques for a Turbocharged Solid Oxide Fuel Cell Hybrid System

L. Mantelli, M. L. Ferrari, A. Traverso

Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T06A008, June 7–11, 2021

Paper No: GT2021-59264

DOI: https://doi.org/10.1115/GT2021-59264

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Topics: Solid oxide fuel cells, Surges, Compressors, Fuel cells, Turbines, Turbochargers, Pressure, Transients (Dynamics), Air conditioning, Damage

Proceedings Papers

Implementation of Vortex Generator and Ramp to Improve Film Cooling Effectiveness on Blade Endwall

Sadam Hussain, Xin Yan

Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A019, June 7–11, 2021

Paper No: GT2021-59530

DOI: https://doi.org/10.1115/GT2021-59530

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Topics: Blades, Film cooling, Generators, Vortices

Proceedings Papers

Experimental Characterization of Losses in Bladeless Turbine Prototype

Avinash Renuke, Federico Reggio, Alberto Traverso, Matteo Pascenti

Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T06A011, June 7–11, 2021

Paper No: GT2021-59328

DOI: https://doi.org/10.1115/GT2021-59328

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Topics: Engineering prototypes, Experimental characterization, Turbines, Rotors, Stators, Accuracy and precision, Compressed air, Disks, Electricity (Physics), Energy generation

Proceedings Papers

Analysis of LES and 1D Hot-Wire Data to Determine Actively Generated Main Flow Turbulence in a Film Cooling Test Rig

Lukas Fischer, Michael Straußwald, Michael Pfitzner

Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A002, June 7–11, 2021

Paper No: GT2021-58661

DOI: https://doi.org/10.1115/GT2021-58661

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Topics: Film cooling, Flow (Dynamics), Turbulence, Wire, Probes, Generators, Signals, Vortices, Anisotropy, Combustion chambers

Proceedings Papers

Experimental Investigation and Optimal Design on the Film Cooling Performance of Fan-Shaped Hole With Vortex Generator Fed by Crossflow

Jie Wang, Chao Zhang, Xuebin Liu, Liming Song, Jun Li, Zhenping Feng

Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A008, June 7–11, 2021

Paper No: GT2021-59144

DOI: https://doi.org/10.1115/GT2021-59144

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Topics: Design, Film cooling, Generators, Vortices

Proceedings Papers

Large Eddy Simulation of Periodic Wake Impact on Boundary Layer Transition Mechanisms on a Highly Loaded Low-Pressure Turbine Blade

Benjamin Winhart, Martin Sinkwitz, Andreas Schramm, Pascal Post, Francesca di Mare

Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A013, September 21–25, 2020

Paper No: GT2020-14555

DOI: https://doi.org/10.1115/GT2020-14555

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Topics: Boundary layers, Large eddy simulation, Pressure, Turbine blades, Wakes, Blades, Bubbles, Engineering simulation, Flow (Dynamics), Generators

Proceedings Papers

On High-Resolution Pressure Amplitude and Phase Measurements Comparing Fast-Response Pressure Transducers and Unsteady Pressure-Sensitive Paint

Martin Bitter, Stephan Stotz, Reinhard Niehuis

Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A037, September 21–25, 2020

Paper No: GT2020-16194

DOI: https://doi.org/10.1115/GT2020-16194

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Topics: Paints, Pressure, Pressure transducers, Resolution (Optics), Cascades (Fluid dynamics), Flow (Dynamics), Wakes, Blades, Dynamics (Mechanics), Engines

Proceedings Papers

Experimental Investigation on a 3 kW Air Tesla Expander With High Speed Generator

Avinash Renuke, Federico Reggio, Paolo Silvestri, Alberto Traverso, Matteo Pascenti

Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T06A006, September 21–25, 2020

Paper No: GT2020-14572

DOI: https://doi.org/10.1115/GT2020-14572

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Topics: Generators, Nozzles, Machinery, Turbines, Design, Turbomachinery, Air flow, Disks, Energy generation, Energy harvesting

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NARROW

The Development of Turboexpander-Generators for Gas Pressure Letdown Part I: Design and Analysis

Practical Method for Burner Staging Turbine Forced Response Evaluation

Design and Tests of a New Damper for a Gas Turbine Thin-Shell Duct

An Unconventional Method for the Diagnosis and Study of Generator Rotor Thermal Bows

Adjoint-Based Optimisation of Rocket Engine Turbine Blades

Numerical Simulation on the Vortex Shedding From Airfoils of a Swirl Distortion Generator

Numerical Analysis of Non-Radial Blading in a Low Speed and Low Pressure Turbine for Electric Turbocompounding Applications

Hybrid Electric Drive Systems in the United States Navy

Design and Development of a New Rotating Turbine Research Facility For Investigating the Interaction Between Mainstream and Various Secondary Air at Relevant Engine Conditions

The Development of Turboexpander-Generators for Gas Pressure Letdown Part II: Economic Analysis

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

Turboprop Engine Loading During High and Low Maneuver Intensity Flight Mode

Surge Prevention Techniques for a Turbocharged Solid Oxide Fuel Cell Hybrid System

Implementation of Vortex Generator and Ramp to Improve Film Cooling Effectiveness on Blade Endwall

Experimental Characterization of Losses in Bladeless Turbine Prototype

Analysis of LES and 1D Hot-Wire Data to Determine Actively Generated Main Flow Turbulence in a Film Cooling Test Rig

Experimental Investigation and Optimal Design on the Film Cooling Performance of Fan-Shaped Hole With Vortex Generator Fed by Crossflow

Large Eddy Simulation of Periodic Wake Impact on Boundary Layer Transition Mechanisms on a Highly Loaded Low-Pressure Turbine Blade

On High-Resolution Pressure Amplitude and Phase Measurements Comparing Fast-Response Pressure Transducers and Unsteady Pressure-Sensitive Paint

Experimental Investigation on a 3 kW Air Tesla Expander With High Speed Generator

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