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Proceedings Papers

Investigation of Grooved Front Plate for Inlet Swirl Reduction in Brush Seals

Abdullah M. Abbas, Michael J. Pekris, John W. Chew
Proc. ASME. GT2024, Volume 8: Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration, V008T14A015, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127753
https://doi.org/10.1115/GT2024-127753
View Paper titled, Investigation of Grooved Front Plate for Inlet Swirl Reduction in Brush Seals
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Topics: Aerodynamics, Clearances (Engineering), Computational fluid dynamics, Design, Drag (Fluid dynamics), Engines, Experimental design, Flow (Dynamics), Fluid-dynamic forces, Fuel efficiency
Proceedings Papers

Assessment of a BLI-Tolerant Aft-Fan at Design and Near Stall Conditions - From Preliminary to Detailed Aerodynamic Design

Maximilian Mennicken, Rainer Schnell, Dragan Kožulović
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A006, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121707
https://doi.org/10.1115/GT2024-121707
View Paper titled, Assessment of a BLI-Tolerant Aft-Fan at Design and Near Stall Conditions - From Preliminary to Detailed Aerodynamic Design
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Topics: Design, Pressure, Boundary layers, Fans, Flow (Dynamics), Propulsion, Climate, Commercial air transport, Design methodology, Fuel efficiency
Proceedings Papers

Fluid Dynamic Loss Model With Wide Applicability for Aeroengine Transmission Gears

Hidenori Arisawa, Mitsuaki Tanaka, Hironori Hashimoto, Tatsuhiko Goi, Takahiko Banno, Hirofumi Akahori
Proc. ASME. GT2023, Volume 1: Aircraft Engine, V001T01A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100547
https://doi.org/10.1115/GT2023-100547
View Paper titled, Fluid Dynamic Loss Model With Wide Applicability for Aeroengine Transmission Gears
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Topics: Fluids, Gears, Design, Computer simulation, Flow (Dynamics), Fuel efficiency, Internal flow, Modeling, Numerical analysis, Vortices
Proceedings Papers

Applicability of Numerical Simulation to the Classification of Fluid Dynamic Loss in Aeroengine Transmission Gears

Hidenori Arisawa, Mitsuaki Tanaka, Hironori Hashimoto, Tatsuhiko Goi, Takahiko Banno, Hideyuki Imai
Proc. ASME. GT2023, Volume 1: Aircraft Engine, V001T01A001, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100546
https://doi.org/10.1115/GT2023-100546
View Paper titled, Applicability of Numerical Simulation to the Classification of Fluid Dynamic Loss in Aeroengine Transmission Gears
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Topics: Computer simulation, Fluids, Gears, Flow (Dynamics), Computational fluid dynamics, Two-phase flow, Accuracy and precision, Air flow, Compression, Computational methods
Proceedings Papers

Methods and Apparatus for Real-Time Seal Clearances Assessment Using a Pressure Measurement

Taehong Kim
Proc. ASME. GT2023, Volume 4: Controls, Diagnostics, and Instrumentation, V004T05A023, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103264
https://doi.org/10.1115/GT2023-103264
View Paper titled, Methods and Apparatus for Real-Time Seal Clearances Assessment Using a Pressure Measurement
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Topics: Aircraft, Calibration, Cavities, Clearances (Engineering), Control systems, Design, Engines, Flight, Flow (Dynamics), Fuel efficiency
Proceedings Papers

System-Level Assessment of a Partially Distributed Hybrid Electric Propulsion System

Smruti Sahoo, Mavroudis D. Kavvalos, Dimitra Eirini Diamantidou, Konstantinos G. Kyprianidis
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A018, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81917
https://doi.org/10.1115/GT2022-81917
View Paper titled, System-Level Assessment of a Partially Distributed Hybrid Electric Propulsion System
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Topics: Electric propulsion, Aircraft, Design, Propulsion systems, Batteries, Fuels, Aviation, Electrical components, Engineering disciplines, Engines
Proceedings Papers

Performance Assessment of a Recuperated Turboshaft Engine: A Multifuel Case

Jody Anfossi, Jafar Al-Zaili, Tala El Samad, Abdulnaser Sayma
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A007, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80455
https://doi.org/10.1115/GT2022-80455
View Paper titled, Performance Assessment of a Recuperated Turboshaft Engine: A Multifuel Case
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Topics: Engines, Hydrogen, Micro gas turbines, Weight (Mass), Cycles, Design, Power stations, Hydrogen fuels, Jet fuels, Propulsion systems
Proceedings Papers

Improving Fuel Efficiency Using Various Configurations of a Hydrogen Ejector in a Fuel Cell

Seok-Beom Yun, Youn-Jea Kim
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T03A019, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-60334
https://doi.org/10.1115/GT2021-60334
View Paper titled, Improving Fuel Efficiency Using Various Configurations of a Hydrogen Ejector in a Fuel Cell
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Topics: Ejectors, Fuel cells, Fuel efficiency, Hydrogen, Proton exchange membrane fuel cells
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-03523
https://doi.org/10.1115/GT2021-03523
View Paper titled, Hybrid Electric Drive Systems in the United States Navy
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Topics: Electric propulsion, Navy, Gas turbines, Ships, Fuel efficiency, Fuels, Electric motors, Energy consumption, Generators, Petroleum
Proceedings Papers

Synchrotron X-Ray Diffraction to Quantify In-Situ Strain on Rare-Earth Doped Yttria-Stabilized Zirconia Thermal Barrier Coatings

Quentin Fouliard, Johnathan Hernandez, Hossein Ebrahimi, Khanh Vo, Ranajay Ghosh, Seetha Raghavan, Frank Accornero, Mary McCay, Jun-Sang Park, Jonathan Almer
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T02A006, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59649
https://doi.org/10.1115/GT2021-59649
View Paper titled, Synchrotron X-Ray Diffraction to Quantify In-Situ Strain on Rare-Earth Doped Yttria-Stabilized Zirconia Thermal Barrier Coatings
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Topics: Thermal barrier coatings, X-ray diffraction, Coatings, Sensors, Temperature, Gas turbines, Stress, Cycles, Data collection, Diffraction patterns
Proceedings Papers

Design and Optimization of a Boundary Layer Ingesting Propulsor

Pritesh Mandal, Justin Holder, Mark G. Turner, Mark L. Celestina
Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A057, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15603
https://doi.org/10.1115/GT2020-15603
View Paper titled, Design and Optimization of a Boundary Layer Ingesting Propulsor
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Topics: Boundary layers, Design, Optimization, Rotors, Blades, Inlet guide vanes, Aircraft, Kinetic energy, Approximation, Computational fluid dynamics
Proceedings Papers

Part 2: Design Optimisation Strategies for a Fuel Spray Nozzle

Thomas Andreou, Craig White, Konstantinos Kontis, Shahrokh Shahpar, Nicholas Brown
Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A040, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15431
https://doi.org/10.1115/GT2020-15431
View Paper titled, Part 2: Design Optimisation Strategies for a Fuel Spray Nozzle
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Topics: Design, Fuels, Nozzles, Optimization, Sprays, Emissions, Aircraft, Aircraft engines, Aviation, Blades
Proceedings Papers

Thermo-Economic Assessment Under Electrical Market Uncertainties of a Combined Cycle Gas Turbine Integrated With a Flue Gas-Condensing Heat Pump

Alberto Vannoni, Andrea Giugno, Alessandro Sorce
Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T06A020, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15400
https://doi.org/10.1115/GT2020-15400
View Paper titled, Thermo-Economic Assessment Under Electrical Market Uncertainties of a Combined Cycle Gas Turbine Integrated With a Flue Gas-Condensing Heat Pump
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Topics: Combined cycle gas turbines, Flues, Heat pumps, Thermoeconomics, Uncertainty, Power stations, Sustainability, Heat, Boilers, Cogeneration systems
Proceedings Papers

Numerical Investigation of the Influence of Flow Deflection at the Upper Hood on Performance of Low Pressure Steam Turbine Exhaust Hoods

Dickson Munyoki, Markus Schatz, Damian M. Vogt
Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A008, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90391
https://doi.org/10.1115/GT2019-90391
View Paper titled, Numerical Investigation of the Influence of Flow Deflection at the Upper Hood on Performance of Low Pressure Steam Turbine Exhaust Hoods
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Topics: Deflection, Exhaust systems, Flow (Dynamics), Pressure, Steam turbines, Design, Diffusers, Mach number, Turbines, Blades
Proceedings Papers

Assessment of Thermo-Electric Power Plants for Rotorcraft Application

Ioannis Roumeliotis, Christos Mourouzidis, Mirko Zafferetti, Vassilios Pachidis, Olivier Broca, Deniz Unlu
Proc. ASME. GT2019, Volume 3: Coal, Biomass, Hydrogen, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T06A020, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91481
https://doi.org/10.1115/GT2019-91481
View Paper titled, Assessment of Thermo-Electric Power Plants for Rotorcraft Application
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Topics: Power stations, Engines, Cycles, Gas turbines, Heat exchangers, Electricity (Physics), Transients (Dynamics), Weight (Mass), Corporate average fuel economy, Fuel efficiency
Proceedings Papers

Economy and Emission Analysis of the Effects of Different Diluents in Syngas for Gas Turbine Using Low Heating Value Syngas Through Numerical Model

Yanfei Mu, Shaoping Shi, Ye Qin, Bo Zhang, Shu Yan, Xin Liu, Xinming Chen
Proc. ASME. GT2019, Volume 3: Coal, Biomass, Hydrogen, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T23A003, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90274
https://doi.org/10.1115/GT2019-90274
View Paper titled, Economy and Emission Analysis of the Effects of Different Diluents in Syngas for Gas Turbine Using Low Heating Value Syngas Through Numerical Model
Open the PDF for Economy and Emission Analysis of the Effects of Different Diluents in Syngas for Gas Turbine Using Low Heating Value Syngas Through Numerical Model in another window
Topics: Computer simulation, Diluents, Economics , Emissions, Gas turbines, Heating, Syngas, Steam, Combustion, Natural gas
Proceedings Papers

Advantages and Experience of Using SSS (Synchro-Self-Shifting) Clutches in Hybrid Propulsion Such As CODELOG or CODELAG Naval Marine Systems

Morgan L. Hendry, Nicholas Bellamy
Proc. ASME. GT2019, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Honors and Awards, V001T25A006, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91873
https://doi.org/10.1115/GT2019-91873
View Paper titled, Advantages and Experience of Using SSS (Synchro-Self-Shifting) Clutches in Hybrid Propulsion Such As CODELOG or CODELAG Naval Marine Systems
Open the PDF for Advantages and Experience of Using SSS (Synchro-Self-Shifting) Clutches in Hybrid Propulsion Such As CODELOG or CODELAG Naval Marine Systems in another window
Topics: Propulsion, Ships, Propulsion systems, Machinery, Diesel, Electric motors, Gas turbines, Navy, Propellers, Design
Proceedings Papers

Evaluation of the Numerical Modelling of a High Pressure Turbine Test Rig

David Luquet, Francois Julienne, Aurélien Arntz, Eric Lippinois
Proc. ASME. GT2019, Volume 2C: Turbomachinery, V02CT41A018, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90483
https://doi.org/10.1115/GT2019-90483
View Paper titled, Evaluation of the Numerical Modelling of a High Pressure Turbine Test Rig
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Topics: High pressure (Physics), Modeling, Turbines, Computation, Combustion chambers, Reynolds-averaged Navier–Stokes equations, Air flow, Blades, Boundary-value problems, Cooling
Proceedings Papers

Effect of Tandem Blading in Contra-Rotating Axial Flow Fans

Manas Madasseri Payyappalli, A. M. Pradeep
Proc. ASME. GT2018, Volume 2A: Turbomachinery, V02AT39A008, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75477
https://doi.org/10.1115/GT2018-75477
View Paper titled, Effect of Tandem Blading in Contra-Rotating Axial Flow Fans
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Topics: Axial flow, Blades, Design, Emissions, Fans, Flow (Dynamics), Fuel efficiency, Leakage, Physics, Pressure
Proceedings Papers

Development of a Non-Contacting Mechanical Seal for High Performance Turbocharger Applications

Daniel A. Nelson
Proc. ASME. GT2018, Volume 7B: Structures and Dynamics, V07BT34A044, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-77126
https://doi.org/10.1115/GT2018-77126
View Paper titled, Development of a Non-Contacting Mechanical Seal for High Performance Turbocharger Applications
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Topics: Turbochargers, Pressure, Design, Tribology, Wear, Automotive engines, Bearings, Compressors, Computational fluid dynamics, Durability