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Proceedings Papers

Three-Dimensional Fluid Topology Optimization for Intakes and Exhausts Flow Uniformity

Stefano Furino, Alessandro Canova, Marco Pietropaoli
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A061, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129156
https://doi.org/10.1115/GT2024-129156
View Paper titled, Three-Dimensional Fluid Topology Optimization for Intakes and Exhausts Flow Uniformity
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Topics: Flow (Dynamics), Fluids, Topology optimization, Design, Optimization, Pressure, Algorithms, Dynamic systems, Geometry, Heat exchangers
Proceedings Papers

Numerical Analysis of a Flow Control System for High-Pressure Turbine Vanes Subject to Highly Oscillating Inflow Conditions

Panagiotis Gallis, Simone Salvadori, Daniela Anna Misul
Proc. ASME. GT2024, Volume 5: Cycle Innovations, V005T06A021, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126791
https://doi.org/10.1115/GT2024-126791
View Paper titled, Numerical Analysis of a Flow Control System for High-Pressure Turbine Vanes Subject to Highly Oscillating Inflow Conditions
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Topics: Combustion, Engines, Explosions, Flow (Dynamics), Flow control, High pressure (Physics), Inflow, Numerical analysis, Oscillations, Pressure
Proceedings Papers

Synergetic and Performance Characteristics of a High-Speed Pre-Cooled Propulsion Concept

Athanasios Chatzistefanou, Spyros Tsentis, Anestis Kalfas
Proc. ASME. GT2024, Volume 5: Cycle Innovations, V005T06A004, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122425
https://doi.org/10.1115/GT2024-122425
View Paper titled, Synergetic and Performance Characteristics of a High-Speed Pre-Cooled Propulsion Concept
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Topics: Combined cycles, Design, Engines, Modeling, Performance characterization, Propulsion, Cycles, Ducts, Impulse (Physics), Thrust
Proceedings Papers

Experimental Study of the Effect of Swirling Inflow on Full-Film Cooling of Turbine Guide Vane

Hao-nan Yan, Cun-liang Liu, Tian-liang Zhou, Fan Zhang, Ming Ren
Proc. ASME. GT2024, Volume 7: Heat Transfer: Combustors; Heat Transfer: Film Cooling, V007T12A019, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124593
https://doi.org/10.1115/GT2024-124593
View Paper titled, Experimental Study of the Effect of Swirling Inflow on Full-Film Cooling of Turbine Guide Vane
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Topics: Cooling, Engines, Film cooling, Guide vanes, Inflow, Pressure, Swirling flow, Turbines
Proceedings Papers

Numerical Investigation of Flow Structure and Pressure Drop Prediction for Radial Inflow Between Co-Rotating Discs With Negative Effective Inlet Swirl Ratio

Yang Xu, Shuiting Ding, Peng Liu, Yu Zhao, Tian Qiu
Proc. ASME. GT2024, Volume 8: Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration, V008T14A007, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124027
https://doi.org/10.1115/GT2024-124027
View Paper titled, Numerical Investigation of Flow Structure and Pressure Drop Prediction for Radial Inflow Between Co-Rotating Discs With Negative Effective Inlet Swirl Ratio
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Topics: Cavities, Disks, Flow (Dynamics), Inflow, Pressure drop
Proceedings Papers

A Method to Develop Radial Inflow Turbine Performance Maps for Off-Design and Dynamic Simulation Studies of sCO2 Cycles

Colin du Sart, Pieter Rousseau, Ryno Laubscher
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A030, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127958
https://doi.org/10.1115/GT2024-127958
View Paper titled, A Method to Develop Radial Inflow Turbine Performance Maps for Off-Design and Dynamic Simulation Studies of sCO2 Cycles
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Topics: Cycles, Design, Inflow, Simulation, Turbines, Fluids, Turbomachinery, Boundary-value problems, Brayton cycle, Concentrating solar power
Proceedings Papers

Evaluation of Cold Flow Test Conditions and Test Fluid Selection for a 60-kW Radial Inflow Supercritical CO 2 Turbine

Syed Jiaul Hoque, Shrey Sahai Gupta, Pramod Kumar
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A043, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129197
https://doi.org/10.1115/GT2024-129197
View Paper titled, Evaluation of Cold Flow Test Conditions and Test Fluid Selection for a 60-kW Radial Inflow Supercritical CO 2 Turbine
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Topics: Computational fluid dynamics, Flow (Dynamics), Fluids, Inflow, Supercritical carbon dioxide, Turbines
Proceedings Papers

Experimental Investigation of Stall Mechanism and Warning Method in a Two-Stage Transonic Fan Under Inlet Distortion With Axial Slot Casing Treatment

Zhonggang Fan, Juan Du, Yang Liu, Dun Ba, Min Zhang, Guofeng Ji
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A049, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128983
https://doi.org/10.1115/GT2024-128983
View Paper titled, Experimental Investigation of Stall Mechanism and Warning Method in a Two-Stage Transonic Fan Under Inlet Distortion With Axial Slot Casing Treatment
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Topics: Compressors, Control systems, Electromagnetic spectrum, Engineering systems and industry applications, Flow (Dynamics), Inflow, Leakage flows, Rotors, Transducers
Proceedings Papers

Investigation of Flow Mechanism for Solidity in Typical Modes of Variable Pitch Tandem Cascade

Xiaoying Sheng, Qiaodan Luo, Huafeng Xu, Chengwu Yang, Xingen Lu
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A035, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127296
https://doi.org/10.1115/GT2024-127296
View Paper titled, Investigation of Flow Mechanism for Solidity in Typical Modes of Variable Pitch Tandem Cascade
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Topics: Cascades (Fluid dynamics), Flow (Dynamics), Shock (Mechanics), Blades, Aerospace industry, Boundary layers, Engines, Geometry, Hybrid power systems, Inflow
Proceedings Papers

An Experimental Investigation of the Non-Axisymmetric Casing Treatment for a Low-Speed Axial-Flow Compressor Under Circumferential Inflow Distortion

Pan Zhao, Min Zhang, Yihan Li, Xiaobin Xu, Dun Ba, Juan Du
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A017, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124430
https://doi.org/10.1115/GT2024-124430
View Paper titled, An Experimental Investigation of the Non-Axisymmetric Casing Treatment for a Low-Speed Axial-Flow Compressor Under Circumferential Inflow Distortion
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Topics: Aircraft engines, Axial flow, Compressors, Inflow, Stall inception
Proceedings Papers

Turbulence Generation Mechanisms in Compressor Boundary Layers

Matteo Dellacasagrande, Pawel J. Przytarski
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A045, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128738
https://doi.org/10.1115/GT2024-128738
View Paper titled, Turbulence Generation Mechanisms in Compressor Boundary Layers
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Topics: Boundary layers, Compressors, Turbulence, Flow (Dynamics), Kinetic energy, Fluctuations (Physics), Turbomachinery, Blades, Construction, Engineering simulation
Proceedings Papers

Effects of Inlet Total Pressure Distortion on the Performance of a Two-Stage Transonic Fan

Jiahui Qiu, Hongliang Zhao, Chen Yang, Juan Du, Min Zhang, Yaolong Qin
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A025, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126211
https://doi.org/10.1115/GT2024-126211
View Paper titled, Effects of Inlet Total Pressure Distortion on the Performance of a Two-Stage Transonic Fan
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Topics: Blades, Pressure, Simulation, Rotors, Flow (Dynamics), Temperature, Annulus, Compression, Computation, Design
Proceedings Papers

A Scalable Conjugate Heat Transfer Method Applied to Engine Transients

Neil H. E. Paul, Nicholas R. Atkins, Tobias Brandvik
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A052, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129297
https://doi.org/10.1115/GT2024-129297
View Paper titled, A Scalable Conjugate Heat Transfer Method Applied to Engine Transients
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Topics: Engines, Heat transfer, Transients (Dynamics), Fluids, Computational fluid dynamics, Boundary-value problems, Cavities, Finite element analysis, Inflow, Stability
Proceedings Papers

The Impact of Inflow Unsteadiness on Loss Prediction

Pawel J. Przytarski, Davide Lengani, Richard Sandberg
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT36A016, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127538
https://doi.org/10.1115/GT2024-127538
View Paper titled, The Impact of Inflow Unsteadiness on Loss Prediction
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Topics: Inflow, Pressure, Engineering simulation, Reynolds number, Simulation, Turbulence, Blades, Compressors, Design, Energy budget (Physics)
Proceedings Papers

Optimization of Low-Pressure Turbine Blade by Means of Fine Inspection of Loss Production Mechanisms

Matteo Russo, Andrea Carlucci, Matteo Dellacasagrande, Daniele Petronio, Davide Lengani, Daniele Simoni, Juri Bellucci, Matteo Giovannini, Angelo Alberto Granata, Monica Gily, Carlotta Manca
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT36A023, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128710
https://doi.org/10.1115/GT2024-128710
View Paper titled, Optimization of Low-Pressure Turbine Blade by Means of Fine Inspection of Loss Production Mechanisms
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Topics: Inspection, Large eddy simulation, Optimization, Pressure, Turbine blades, Blades, Wakes, Turbulence, Boundary layers, Energy dissipation
Proceedings Papers

Application of Deep Learning for Fan Rotor Blade Performance Prediction in Turbomachinery

Jean Fesquet, Michael Bauerheim, Ludovic Rojda, Yannick Bousquet, Nicolas Binder
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT34A021, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127348
https://doi.org/10.1115/GT2024-127348
View Paper titled, Application of Deep Learning for Fan Rotor Blade Performance Prediction in Turbomachinery
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Topics: Blades, Deep learning, Rotors, Turbomachinery, Artificial neural networks, Geometry, Optimization, Boundary layers, Computation, Deep neural networks
Proceedings Papers

The Unsteady Shock-Boundary Layer Interaction in a Compressor Cascade – Part 3: Mechanisms of Shock Oscillation

Edwin Joseph Munoz Lopez, Alexander Hergt, Joachim Klinner, Bjoern F. Klose, Chris Willert, Volker Gümmer
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT36A019, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128197
https://doi.org/10.1115/GT2024-128197
View Paper titled, The Unsteady Shock-Boundary Layer Interaction in a Compressor Cascade – Part 3: Mechanisms of Shock Oscillation
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Topics: Cascades (Fluid dynamics), Compressors, Oscillations, Shock (Mechanics), Pressure, Unsteady flow, Waves, Blades, Computational fluid dynamics, Cycles
Proceedings Papers

Investigations on Effects of Inflow Turbulence on Vortex-Induced Vibrations of a Wind Turbine Airfoil With the Wake Oscillator Model

Bo Lian, Xin Tong, Xiaocheng Zhu, Zhaohui Du
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T37A008, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124806
https://doi.org/10.1115/GT2024-124806
View Paper titled, Investigations on Effects of Inflow Turbulence on Vortex-Induced Vibrations of a Wind Turbine Airfoil With the Wake Oscillator Model
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Topics: Airfoils, Inflow, Turbulence, Vortex-induced vibration, Wakes, Wind turbines
Proceedings Papers

Aerothermal Performance of Slashface Leakage With Double Surface Angle Under Realistic Swirling Inflow

Zhiyu Li, Kaiyuan Zhang, Zhigang Li, Jun Li
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A019, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124933
https://doi.org/10.1115/GT2024-124933
View Paper titled, Aerothermal Performance of Slashface Leakage With Double Surface Angle Under Realistic Swirling Inflow
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Topics: Film cooling, Inflow, Leakage, Swirling flow, Turbines
Proceedings Papers

Investigating the Mixture Quality in Multi-Injector Burner Systems, Part II: Model Application

Fabian Marquez Macias, Christoph Hirsch, Thomas Sattelmayer, Michael Huth, Jürgen Meisl
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A027, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101439
https://doi.org/10.1115/GT2023-101439
View Paper titled, Investigating the Mixture Quality in Multi-Injector Burner Systems, Part II: Model Application
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Topics: Ejectors, Inflow, Mixing quality