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Proceedings Papers

Evaluation of Air Supply Conditioning Architectures for PEM Fuel Cell Systems in Aviation

Patrick Meyer, Sebastian Lück, Jan Goeing, Jens Friedrichs
Proc. ASME. GT2024, Volume 5: Cycle Innovations, V005T06A001, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121340
https://doi.org/10.1115/GT2024-121340
View Paper titled, Evaluation of Air Supply Conditioning Architectures for PEM Fuel Cell Systems in Aviation
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Topics: Aircraft, Architecture, Aviation, Compression, Compressors, Cooling, Design, Energy consumption, Flight, Flow (Dynamics)
Proceedings Papers

Flow Transition in the Wheel Side Space of a 1.5-Stage Test Turbine

Lukas Pehle, Nikita Dimidziev, Manfred Wirsum
Proc. ASME. GT2024, Volume 8: Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration, V008T14A006, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123896
https://doi.org/10.1115/GT2024-123896
View Paper titled, Flow Transition in the Wheel Side Space of a 1.5-Stage Test Turbine
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Topics: Flow (Dynamics), Turbines, Wheels, Pressure, Sealing (Process), Annulus, Gas turbines, Geometry, Simulation, Air flow
Proceedings Papers

The Effect of Rotor Leakage Flows on Hot Gas Ingestion

Michael G. Dawson, Nicholas R. Atkins
Proc. ASME. GT2024, Volume 8: Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration, V008T14A024, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129257
https://doi.org/10.1115/GT2024-129257
View Paper titled, The Effect of Rotor Leakage Flows on Hot Gas Ingestion
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Topics: Leakage flows, Rotors, Cavities, Flow (Dynamics), Leakage, Disks, Temperature, Gas turbines, Geometry, Space
Proceedings Papers

Windage Torque Reduction in Low-Pressure Turbine Cavities Part 2: Experimental and Numerical Results

Richard Jackson, Gary D. Lock, Carl M. Sangan, James A. Scobie, Zhihui Li, Loizos Christodoulou, Richard Jefferson-Loveday, Stephen Ambrose
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A015, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102311
https://doi.org/10.1115/GT2023-102311
View Paper titled, Windage Torque Reduction in Low-Pressure Turbine Cavities Part 2: Experimental and Numerical Results
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Topics: Cavities, Pressure, Torque, Turbines, Flow (Dynamics), Wheels, Engines, Rotors, Stators, Annulus
Proceedings Papers

Numerical Investigation of Bladeless Compressor on Different Disk Spaces and Diffuser Configurations

Ravi Nath Tiwari, Konstantinos Eleftheriou, Mario Luigi Ferrari, Theofilos Efstathiadis, Alberto Traverso, Anestis Kalfas
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A005, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80167
https://doi.org/10.1115/GT2022-80167
View Paper titled, Numerical Investigation of Bladeless Compressor on Different Disk Spaces and Diffuser Configurations
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Topics: Compressors, Diffusers, Disks, Space, Turbomachinery
Proceedings Papers

On the Extrapolation of Rim Sealing Performance From Test Bench to Real Engine: A Numerical Survey

Riccardo Da Soghe, Cosimo Bianchini, Lorenzo Mazzei, Alessio Bonini, Luca Innocenti, Daniele Di Benedetto, Lorenzo Orsini
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT14A004, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59076
https://doi.org/10.1115/GT2021-59076
View Paper titled, On the Extrapolation of Rim Sealing Performance From Test Bench to Real Engine: A Numerical Survey
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Topics: Engines, Sealing (Process), Computation, Flow (Dynamics), Annulus, Geometry, Blades, Computational fluid dynamics, Design, Mach number
Proceedings Papers

Performance of Darrieus Wind Turbine Using Slotted Blades With Gurney Flap

Ahmed M. R. Elbaz, Ahmed A. Ibrahim, Omar S. Mohamed, Ahmed K. Etman
Proc. ASME. GT2020, Volume 12: Wind Energy, V012T42A007, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15239
https://doi.org/10.1115/GT2020-15239
View Paper titled, Performance of Darrieus Wind Turbine Using Slotted Blades With Gurney Flap
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Topics: Blades, Computational fluid dynamics, Vertical axis wind turbines, Wind turbines, Turbines, Airfoils, Torque, Cities, Computer software, Degrees of freedom
Proceedings Papers

A Fully Non-Adiabatic Flamelet Generated Manifold Model for High Fidelity Modeling of Turbulent Combustion in Gas Turbine Like Conditions

Rakesh Yadav, Ishan Verma, Abhijit Modak, Shaoping Li
Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A026, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15814
https://doi.org/10.1115/GT2020-15814
View Paper titled, A Fully Non-Adiabatic Flamelet Generated Manifold Model for High Fidelity Modeling of Turbulent Combustion in Gas Turbine Like Conditions
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Topics: Combustion, Flamelet generated manifold, Gas turbines, Modeling, Turbulence, Flames, Temperature, Combustion chambers, Manifolds, Density
Proceedings Papers

Modelling and Design of LPC Components With Semi-Analytical Models: Part II — Design of Optimal OGV Cascades

Luca di Mare, Mauro Carnevale, Max E. Rife, Davendu Kulkarni, Richard Northall
Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT42A003, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90481
https://doi.org/10.1115/GT2019-90481
View Paper titled, Modelling and Design of LPC Components With Semi-Analytical Models: Part II — Design of Optimal OGV Cascades
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Topics: Design, Modeling, Flow (Dynamics), Actuators, Disks, Optimization, Approximation, Cascades (Fluid dynamics), Computation, Computational fluid dynamics
Proceedings Papers

Multi-Fidelity Global-Local Optimization of a Transonic Compressor Rotor

Sudeepta Mondal, Michael M. Joly, Soumalya Sarkar
Proc. ASME. GT2019, Volume 2D: Turbomachinery, V02DT46A020, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91778
https://doi.org/10.1115/GT2019-91778
View Paper titled, Multi-Fidelity Global-Local Optimization of a Transonic Compressor Rotor
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Topics: Compressors, Optimization, Rotors, Design, Reynolds-averaged Navier–Stokes equations, Space, Thread, Algorithms, Computational fluid dynamics, Machine learning
Proceedings Papers

Experimental and Numerical Analysis of Additively Manufactured Inconel 718 Coupons With Lattice Structure

Sarwesh Parbat, Zheng Min, Li Yang, Minking Chyu
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT21A008, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91949
https://doi.org/10.1115/GT2019-91949
View Paper titled, Experimental and Numerical Analysis of Additively Manufactured Inconel 718 Coupons With Lattice Structure
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Topics: Additive manufacturing, Blades, Boundary-value problems, Coolants, Cooling, Engineering simulation, Flow (Dynamics), Gas turbines, Heat transfer, Lasers
Proceedings Papers

Aerodynamic Optimisation of the Low Pressure Turbine Module: Exploiting Surrogate Models in a High-Dimensional Design Space

Lieven Baert, Ingrid Lepot, Caroline Sainvitu, Emmanuel Chérière, Arnaud Nouvellon, Vincent Leonardon
Proc. ASME. GT2019, Volume 2D: Turbomachinery, V02DT46A018, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91570
https://doi.org/10.1115/GT2019-91570
View Paper titled, Aerodynamic Optimisation of the Low Pressure Turbine Module: Exploiting Surrogate Models in a High-Dimensional Design Space
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Topics: Design, Optimization, Pressure, Turbines, Cycles, Data mining, Engines, Engineering simulation, Feedback, Flow (Dynamics)
Proceedings Papers

Experimental and Numerical Analysis of Additively Manufactured Coupons With Parallel Channels and Inline Wall Jets

Sarwesh Narayan Parbat, Li Yang, Zheng Min, Minking K. Chyu
Proc. ASME. GT2018, Volume 5A: Heat Transfer, V05AT16A016, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-77000
https://doi.org/10.1115/GT2018-77000
View Paper titled, Experimental and Numerical Analysis of Additively Manufactured Coupons With Parallel Channels and Inline Wall Jets
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Topics: Additive manufacturing, Jets, Numerical analysis, Heat transfer, Cooling, Gas turbines, Separation (Technology), Coolants, Design, Flow (Dynamics)
Proceedings Papers

Unsteady Computation of Ingress Through Turbine Rim Seals

Joshua T. M. Horwood, Fabian P. Hualca, Mike Wilson, James A. Scobie, Carl M. Sangan, Gary D. Lock
Proc. ASME. GT2018, Volume 5B: Heat Transfer, V05BT15A012, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75321
https://doi.org/10.1115/GT2018-75321
View Paper titled, Unsteady Computation of Ingress Through Turbine Rim Seals
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Topics: Computation, Turbines, Flow (Dynamics), Disks, Wheels, Annulus, Stators, Blades, Carbon dioxide, Computer simulation
Proceedings Papers

Effect of Rim Seal Configuration on Gas Turbine Cavity Sealing in Both Design and Off-Design Conditions

Riccardo Da Soghe, Cosimo Bianchini, Mirko Micio, Jacopo D’Errico, Francesco Bavassano
Proc. ASME. GT2018, Volume 5B: Heat Transfer, V05BT15A019, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75712
https://doi.org/10.1115/GT2018-75712
View Paper titled, Effect of Rim Seal Configuration on Gas Turbine Cavity Sealing in Both Design and Off-Design Conditions
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Topics: Cavities, Design, Gas turbines, Sealing (Process), Rotors, Stators, Acoustics, Cavity flows, Computational fluid dynamics, Engines
Proceedings Papers

Experimental Investigation of Heat Transfer in Cavities of Steam Turbine Casings Under Generic Test Rig Conditions

David Spura, Uwe Gampe, Gunter Eschmann, Wieland Uffrecht
Proc. ASME. GT2018, Volume 5B: Heat Transfer, V05BT13A005, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75463
https://doi.org/10.1115/GT2018-75463
View Paper titled, Experimental Investigation of Heat Transfer in Cavities of Steam Turbine Casings Under Generic Test Rig Conditions
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Topics: Cavities, Heat transfer, Steam turbines, Dimensions, Flow (Dynamics), Reynolds number, Shapes, Air flow, Corners (Structural elements), Forced convection
Proceedings Papers

Near-Wing Multi-Sensor Diagnostics of Jet Engine Components

W. Frackowiak, S. Barton, W. Reimche, O. Bruchwald, D. Zaremba, J. Schlobohm, Y. Li, M. Kaestner, E. Reithmeier
Proc. ASME. GT2018, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T05A026, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76793
https://doi.org/10.1115/GT2018-76793
View Paper titled, Near-Wing Multi-Sensor Diagnostics of Jet Engine Components
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Topics: Jet engines, Sensors, Wings, Engines, Inspection, Maintenance, Aircraft, Measurement systems, Blades, Coating processes
Proceedings Papers

Agile SBO Framework Exploiting Multisimulation Data: Optimising Efficiency and Stall Margin of a Transonic Compressor

Lieven Baert, Christophe Dumeunier, Michaël Leborgne, Caroline Sainvitu, Ingrid Lepot
Proc. ASME. GT2018, Volume 2D: Turbomachinery, V02DT46A019, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76639
https://doi.org/10.1115/GT2018-76639
View Paper titled, Agile SBO Framework Exploiting Multisimulation Data: Optimising Efficiency and Stall Margin of a Transonic Compressor
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Topics: Compressors, Computation, Cycles, Design, Engineering disciplines, Failure, Interpolation, NASA, Numerical stability, Optimization
Proceedings Papers

Tackling Highly Constrained Design Problems: Efficient Optimisation of a Highly Loaded Transonic Compressor

Lieven Baert, Paul Beaucaire, Michaël Leborgne, Caroline Sainvitu, Ingrid Lepot
Proc. ASME. GT2017, Volume 2C: Turbomachinery, V02CT47A017, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64610
https://doi.org/10.1115/GT2017-64610
View Paper titled, Tackling Highly Constrained Design Problems: Efficient Optimisation of a Highly Loaded Transonic Compressor
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Topics: Compressors, Design, Optimization, Cycles, Turbomachinery, Blades, Computation, Computer simulation, Flow (Dynamics), Interpolation
Proceedings Papers

LPC Blade and Non-Axisymmetric Hub Profiling Optimization Using Multi-Fidelity Non-Intrusive POD Surrogates

Tariq Benamara, Piotr Breitkopf, Ingrid Lepot, Caroline Sainvitu
Proc. ASME. GT2017, Volume 2C: Turbomachinery, V02CT47A026, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-65106
https://doi.org/10.1115/GT2017-65106
View Paper titled, LPC Blade and Non-Axisymmetric Hub Profiling Optimization Using Multi-Fidelity Non-Intrusive POD Surrogates
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Topics: Blades, Optimization, Simulation, Design, Compressors, Stability, Engineers, Engines, Evolutionary algorithms, Physics