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Proceedings Papers

High Temperature Heat Pump Cascade Systems With Water (R718) as Refrigerant

R. Hegner, O. Abu Khass, C. Moller, P. Stathopoulos

Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A029, June 13–17, 2022

Paper No: GT2022-82920

DOI: https://doi.org/10.1115/GT2022-82920

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Topics: Cascades (Fluid dynamics), Heat pumps, High temperature, Refrigerants, Water

Proceedings Papers

Performance Investigation of Airfoils for Axial Flow Fans in Low Solidity Cascades Operating at High Inlet Flow Angles

Carlo Cravero, Gabriele Milanese

Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T10A007, June 13–17, 2022

Paper No: GT2022-81697

DOI: https://doi.org/10.1115/GT2022-81697

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Topics: Airfoils, Axial flow, Fans, Flow (Dynamics), Design, Blades, Engineering simulation, Simulation, Cascades (Fluid dynamics), Computational fluid dynamics

Proceedings Papers

Film Cooling and Cold Streaks Tracking on a Fully Cooled Nozzle Guide Vane Under Representative Combustor Outflow Conditions

Giulia Babazzi, Tommaso Bacci, Alessio Picchi, Bruno Facchini, Simone Cubeda

Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A014, June 13–17, 2022

Paper No: GT2022-81360

DOI: https://doi.org/10.1115/GT2022-81360

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Topics: Combustion chambers, Film cooling, Nozzle guide vanes, Outflow, Cascades (Fluid dynamics), Design, Flow (Dynamics), Temperature, Turbines, Cooling systems

Proceedings Papers

Experimental Evaluation of a Wavy Trailing Edge Cooling Design as an Alternative to Pressure Side Cutback Cooling

Izhar Ullah, Timothy A. Burdett, Lesley M. Wright, Je-Chin Han, Ching-Pang Lee

Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A004, June 13–17, 2022

Paper No: GT2022-78286

DOI: https://doi.org/10.1115/GT2022-78286

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Topics: Cooling, Design, Film cooling, Pressure, Blades, Coolants, Cascades (Fluid dynamics), Suction, Density, Flow (Dynamics)

Proceedings Papers

Optimized Film Cooling Flow on a Contoured Endwall Within a Transonic Annular Cascade

Timothy A. Burdett, Izhar Ullah, Lesley M. Wright, Je-Chin Han, John W. McClintic, Daniel C. Crites, Ardeshir Riahi

Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A005, June 13–17, 2022

Paper No: GT2022-78519

DOI: https://doi.org/10.1115/GT2022-78519

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Topics: Cascades (Fluid dynamics), Film cooling, Flow (Dynamics)

Proceedings Papers

A Turbo-Oriented Data-Driven Modification to the Spalart-Allmaras Turbulence Model

Xiao He, Fanzhou Zhao, Mehdi Vahdati

Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A008, June 13–17, 2022

Paper No: GT2022-80456

DOI: https://doi.org/10.1115/GT2022-80456

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Topics: Turbochargers, Turbulence, Compressors, Rotors, Flow (Dynamics), Corners (Structural elements), NASA, Pressure, Pressure gradient, Separation (Technology)

Proceedings Papers

Impact of Inlet Conditions on TVF Exit Flow Field

Mattia Graiff, Marian Staggl, Christian Wakelam, Franz Heitmeir, Emil Göttlich

Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A003, June 13–17, 2022

Paper No: GT2022-80768

DOI: https://doi.org/10.1115/GT2022-80768

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Topics: Flow (Dynamics), Turbines, Engines, Design, Pressure, Aircraft engines, Architecture, Cascades (Fluid dynamics), Computation, Flow visualization

Proceedings Papers

Comparing Gradient-Free and Gradient-Based Multi-Objective Optimization Methodologies on the VKI-LS89 Turbine Vane Test Case

Romain Hottois, Arnaud Châtel, Grégory Coussement, Tom Verstraete, Tom De Bruyn

Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A013, June 13–17, 2022

Paper No: GT2022-82218

DOI: https://doi.org/10.1115/GT2022-82218

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Topics: Pareto optimization, Turbines, Optimization, Design, Algorithms, Cascades (Fluid dynamics), Entropy, Evolutionary algorithms, Flow (Dynamics), Flow turning

Proceedings Papers

Parametric Design of Radial Guide Vanes for Power Augmentation of Darrieus-Type Vertical-Axis Wind Turbines

Pier Francesco Melani, Francesco Balduzzi, Giovanni Ferrara, Alessandro Bianchini, Roberto Bissanti, Palmiro Bissanti

Proc. ASME. GT2022, Volume 11: Wind Energy, V011T38A020, June 13–17, 2022

Paper No: GT2022-82867

DOI: https://doi.org/10.1115/GT2022-82867

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Topics: Guide vanes, Parametric design, Vertical axis wind turbines, Flow (Dynamics), Simulation, Blades, Design, Engineering simulation, Rotors, Turbines

Proceedings Papers

Investigation on Strain and Stress Principal Axes in Unsteady DNS Turbine Data

D. Lengani, D. Simoni, L. De Vincentiis, K. Ðurović, J. Pralits, D. S. Henningson, A. Hanifi

Paper No: GT2022-83197

DOI: https://doi.org/10.1115/GT2022-83197

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Topics: Stress, Turbines, Turbulence, Tensors, Eigenvalues, Blades, Boundary layers, Reynolds stress, Suction, Cascades (Fluid dynamics)

Proceedings Papers

Unsteady Flow Simulations of an Axial Compressor Cascade Subjected to Free Stream Wakes

Benjamin Duda, Gregory M. Laskowski

Paper No: GT2022-78007

DOI: https://doi.org/10.1115/GT2022-78007

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Topics: Cascades (Fluid dynamics), Compressors, Reynolds-averaged Navier–Stokes equations, Simulation, Unsteady flow, Wakes

Proceedings Papers

Investigating the Nature and Invariance of Field Inversion Based on Transition in a Turbine Cascade

Alexander Bleh, Jan Backhaus, Christian Morsbach

Paper No: GT2022-82917

DOI: https://doi.org/10.1115/GT2022-82917

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Topics: Cascades (Fluid dynamics), Turbines, Databases, Errors, Flow (Dynamics), Modeling, Turbulence

Proceedings Papers

Design Optimization of Blade Tip in Subsonic and Transonic Turbine Stages - Part I: Stage Design and Preliminary Tip Optimization

P. H. Duan, L. He

Paper No: GT2022-83050

DOI: https://doi.org/10.1115/GT2022-83050

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Topics: Blades, Design, Optimization, Turbines, Flow (Dynamics), Rotors, Heat transfer, Mach number, Heat, Stress

Proceedings Papers

Analysis of sCO 2 Waste Heat Recovery System for Application in a Cement Plant

Ladislav Vesely, Scott Macadam, Jayanta Kapat, Ganesan Subbaraman

Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A030, June 13–17, 2022

Paper No: GT2022-83440

DOI: https://doi.org/10.1115/GT2022-83440

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Topics: Cement plants, Cements (Adhesives), Heat recovery, Waste heat, Cycles, Organic Rankine cycle, Carbon dioxide, Emissions, Thermodynamic power cycles, Energy generation

Proceedings Papers

Large Eddy Simulations of a Transonic Airfoil Cascade

Stephan Priebe, Daniel Wilkin, II, Andy Breeze-Stringfellow, Arash Mousavi, Rathakrishnan Bhaskaran, Luke d’Aquila

Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A010, June 13–17, 2022

Paper No: GT2022-80683

DOI: https://doi.org/10.1115/GT2022-80683

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Topics: Aerodynamics, Airfoils, Cascades (Fluid dynamics), Large eddy simulation, Shock (Mechanics), Turbulence

Proceedings Papers

Validation of Steady-State Aerodynamics in a Transonic Linear Cascade at Near Stall Conditions

Carlos Tavera Guerrero, Nenad Glodic, Pieter Groth

Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A013, June 13–17, 2022

Paper No: GT2022-81346

DOI: https://doi.org/10.1115/GT2022-81346

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Topics: Aerodynamics, Cascades (Fluid dynamics), Steady state, Flow (Dynamics), Turbulence, Separation (Technology), Airfoils, Blades, Bubbles, Compressors

Proceedings Papers

Loss Analysis of Cavity Leakage Flow in a Compressor Cascade

Hefang Deng, Kailong Xia, Jinfang Teng, Shaopeng Lu, Mingmin Zhu, Xiaoqing Qiang

Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A028, June 13–17, 2022

Paper No: GT2022-82361

DOI: https://doi.org/10.1115/GT2022-82361

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Topics: Cascades (Fluid dynamics), Cavities, Clearances (Engineering), Compressors, Entropy, Leakage flows

Proceedings Papers

Insights Into the Unsteady Shock Boundary Layer Interaction

A. Hergt, J. Klinner, C. Willert, S. Grund, W. Steinert

Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A033, June 13–17, 2022

Paper No: GT2022-82720

DOI: https://doi.org/10.1115/GT2022-82720

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Topics: Boundary layers, Shock (Mechanics), Oscillations, Blades, Flow (Dynamics), Cascades (Fluid dynamics), Compressors, Inflow, Vibration, Mach number

Proceedings Papers

Effects of Ribbed Surfaces on Profile Losses of Low-Pressure-Turbine Blades

M. Dellacasagrande, D. Lengani, D. Simoni, M. Ubaldi, F. Bertini

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A029, June 13–17, 2022

Paper No: GT2022-82875

DOI: https://doi.org/10.1115/GT2022-82875

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Topics: Blades, Pressure, Turbines, Cascades (Fluid dynamics), Flat plates, Boundary layers, Dimensions, Geometry, Inflow, Pressure gradient

Proceedings Papers

Low Reynolds Number Effects on the Endwall Flow Field in A High-Lift Turbine Passage

Molly H. Donovan, Markus P. Rumpfkeil, Christopher R. Marks, Zachary Robison, Andreas Gross

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A010, June 13–17, 2022

Paper No: GT2022-81204

DOI: https://doi.org/10.1115/GT2022-81204

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Topics: Flow (Dynamics), Reynolds number, Turbines, Pressure, Turbine blades, Vortices, Cascades (Fluid dynamics), Junctions, Large eddy simulation, Particulate matter

NARROW

High Temperature Heat Pump Cascade Systems With Water (R718) as Refrigerant

Performance Investigation of Airfoils for Axial Flow Fans in Low Solidity Cascades Operating at High Inlet Flow Angles

Film Cooling and Cold Streaks Tracking on a Fully Cooled Nozzle Guide Vane Under Representative Combustor Outflow Conditions

Experimental Evaluation of a Wavy Trailing Edge Cooling Design as an Alternative to Pressure Side Cutback Cooling

Optimized Film Cooling Flow on a Contoured Endwall Within a Transonic Annular Cascade

A Turbo-Oriented Data-Driven Modification to the Spalart-Allmaras Turbulence Model

Impact of Inlet Conditions on TVF Exit Flow Field

Comparing Gradient-Free and Gradient-Based Multi-Objective Optimization Methodologies on the VKI-LS89 Turbine Vane Test Case

Parametric Design of Radial Guide Vanes for Power Augmentation of Darrieus-Type Vertical-Axis Wind Turbines

Investigation on Strain and Stress Principal Axes in Unsteady DNS Turbine Data

Unsteady Flow Simulations of an Axial Compressor Cascade Subjected to Free Stream Wakes

Investigating the Nature and Invariance of Field Inversion Based on Transition in a Turbine Cascade

Design Optimization of Blade Tip in Subsonic and Transonic Turbine Stages - Part I: Stage Design and Preliminary Tip Optimization

Analysis of sCO 2 Waste Heat Recovery System for Application in a Cement Plant

Large Eddy Simulations of a Transonic Airfoil Cascade

Validation of Steady-State Aerodynamics in a Transonic Linear Cascade at Near Stall Conditions

Loss Analysis of Cavity Leakage Flow in a Compressor Cascade

Insights Into the Unsteady Shock Boundary Layer Interaction

Effects of Ribbed Surfaces on Profile Losses of Low-Pressure-Turbine Blades

Low Reynolds Number Effects on the Endwall Flow Field in A High-Lift Turbine Passage

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