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Proceedings Papers

Detached Eddy Simulation of Rotating Instabilities in a Low-Pressure Model Steam Turbine Operating Under Low Volume Flow Conditions

Ilgit Ercan, Damian M. Vogt
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A006, June 7–11, 2021
Paper No: GT2021-58704
DOI: https://doi.org/10.1115/GT2021-58704
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Topics: Eddies (Fluid dynamics), Flow (Dynamics), Pressure, Simulation, Steam turbines, Computational fluid dynamics, Diffusers, Physics, Stress, Annulus
Proceedings Papers

Forced Response Excitation due to the Stator Vanes of Two and Three Compressor Stages Away

Toshimasa Miura, Naoto Sakai, Naoki Kanazawa, Kentaro Nakayama
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A011, June 7–11, 2021
Paper No: GT2021-59149
DOI: https://doi.org/10.1115/GT2021-59149
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Topics: Compressors, Excitation, Stators, Blades, Vibration, Computational fluid dynamics, Fluid structure interaction, Rotors, Simulation, Gas turbines
Proceedings Papers

Fan Stability With Leading Edge Damage: Blind Prediction and Validation

E. J. Gunn, T. Brandvik, M. J. Wilson, R. Maxwell
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A033, June 7–11, 2021
Paper No: GT2021-59495
DOI: https://doi.org/10.1115/GT2021-59495
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Topics: Damage, Stability, Flow (Dynamics), Engineering simulation, Separation (Technology), Simulation, Stall inception, Supersonic flow, Annulus, Blades
Proceedings Papers

Unsteady Effects of Blade Row Interaction on Flow Field and Aerodynamic Performance of a Transonic Centrifugal Compressor Impeller

Kazutoyo Yamada, Kosuke Kubo, Kenichiro Iwakiri, Yoshihiro Ishikawa, Hirotaka Higashimori
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A008, June 7–11, 2021
Paper No: GT2021-59462
DOI: https://doi.org/10.1115/GT2021-59462
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Topics: Blades, Compressor impellers, Flow (Dynamics), Compressors, Impellers, Diffusers, Reynolds-averaged Navier–Stokes equations, Steady state, Annulus, Computer simulation
Proceedings Papers

Stator Blades Manufacturing Geometrical Variability in Axial Compressors and Impact on the Aeroelastic Excitation Forces

Marco Gambitta, Arnold Kühhorn, Bernd Beirow, Sven Schrape
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT36A014, June 7–11, 2021
Paper No: GT2021-59642
DOI: https://doi.org/10.1115/GT2021-59642
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Topics: Blades, Compressors, Excitation, Manufacturing, Stators, Uncertainty, Rotors, Algorithms, Annulus, Design
Proceedings Papers

Understanding the Dynamics of Critical Transitions in a Contra-Rotating Fan

Manas Madasseri Payyappalli, A. M. Pradeep
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT39A004, June 7–11, 2021
Paper No: GT2021-58937
DOI: https://doi.org/10.1115/GT2021-58937
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Topics: Annulus, Design, Dynamics (Mechanics), Fans, Flow (Dynamics), Leakage, Rotors, Stress, Vortices, Waves
Proceedings Papers

Numerical Investigation on Propagation Characteristics of Inlet Total-Pressure Distortion in a Centrifugal Compressor

Mingyi Wang, Zhiheng Wang, Guang Xi, Yurun Li
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT39A011, June 7–11, 2021
Paper No: GT2021-59921
DOI: https://doi.org/10.1115/GT2021-59921
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Topics: Compressors, Pressure, Flow (Dynamics), Blades, Air flow, Annulus, Computer simulation, Impellers, Rotation, Suction
Proceedings Papers

Low-Order Modeling of Can-Annular Combustors

Guillaume J. J. Fournier, Max Meindl, Camilo F. Silva, Giulio Ghirardo, Mirko R. Bothien, Wolfgang Polifke
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A027, June 7–11, 2021
Paper No: GT2021-58947
DOI: https://doi.org/10.1115/GT2021-58947
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Topics: Combustion chambers, Modeling, Acoustics, Engineering simulation, Reflectance, Simulation, Annulus, Compressors, Electrical conductivity, Experimental design
Proceedings Papers

Fan-Intake Coupling With Conventional and Short Intakes

E. J. Gunn, T. Brandvik, M. J. Wilson
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T01A003, June 7–11, 2021
Paper No: GT2021-58829
DOI: https://doi.org/10.1115/GT2021-58829
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Topics: Annulus, Boundary layers, Computational fluid dynamics, Design, Diffusion (Physics), Drag (Fluid dynamics), Engineering simulation, Engines, Fans, Flow (Dynamics)
Proceedings Papers

An Experimental Investigation Into the Impacts of Varying the Circumferential Extent of Tip-Low Total Pressure Distortion on Fan Stability

Oliver Allen, Alejandro Castillo Pardo, Cesare A. Hall
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A036, June 7–11, 2021
Paper No: GT2021-59851
DOI: https://doi.org/10.1115/GT2021-59851
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Topics: Pressure, Stability, Annulus, Rotors, Blades, Boundary layers, Diluents, Inflow, Jet engines, Pressure measurement
Proceedings Papers

The Unsteady Topology of Corner Separations

Ivo Dawkins, James Taylor, Xavier Ottavy, Rob Miller
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A013, June 7–11, 2021
Paper No: GT2021-58730
DOI: https://doi.org/10.1115/GT2021-58730
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Topics: Corners (Structural elements), Topology, Separation (Technology), Flow (Dynamics), Blades, Annulus, Cascades (Fluid dynamics), Compressors, Convection, Design
Proceedings Papers

Influence of Flow Coefficient on Ingress Through Turbine Rim Seals

Dimitrios Graikos, Mauro Carnevale, Carl M. Sangan, Gary D. Lock, James A. Scobie
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT14A009, June 7–11, 2021
Paper No: GT2021-59227
DOI: https://doi.org/10.1115/GT2021-59227
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Topics: Flow (Dynamics), Turbines, Blades, Rotors, Annulus, Disks, Stators, Clearances (Engineering), Engines, Entropy
Proceedings Papers

Recursive Sequential Combustion: A Concept Study About a Momentum-Enhanced Blend of the Reactants With Recirculated Burnt Gases

Fabrice Giuliani, Nina Paulitsch, Andrea Hofer
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A012, June 7–11, 2021
Paper No: GT2021-59592
DOI: https://doi.org/10.1115/GT2021-59592
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Topics: Combustion, Gases, Momentum, Flames, Combustion chambers, Design, Flow (Dynamics), Annulus, Emissions, Exhaust systems
Proceedings Papers

An Efficient Prediction Method for the Azimuthal Migration of Combustion Inhomogeneity in Multi-Stage Cooled Turbines

Qingfu He, Zhongran Chi, Shusheng Zang
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T05A017, June 7–11, 2021
Paper No: GT2021-60220
DOI: https://doi.org/10.1115/GT2021-60220
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Topics: Combustion, Turbines, Annulus, Simulation, Thermocouples, Combustion chambers, Errors, Exhaust systems, Steady state, Temperature
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
Paper No: GT2021-59076
DOI: https://doi.org/10.1115/GT2021-59076
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Topics: Engines, Sealing (Process), Computation, Flow (Dynamics), Annulus, Geometry, Blades, Computational fluid dynamics, Design, Mach number
Proceedings Papers

On the Prediction of Rotating Stall in an Industrial Gas Turbine Compressor

Senthil K. Krishnababu
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A027, September 21–25, 2020
Paper No: GT2020-15330
DOI: https://doi.org/10.1115/GT2020-15330
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Topics: Compressors, Industrial gases, Turbines, Computation, Guide vanes, Annulus, Control systems, Cycles, Design, Engines
Proceedings Papers

Protection and Identification of Thermoacoustic Azimuthal Modes

G. Ghirardo, F. Gant, F. Boudy, M. R. Bothien
Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A008, September 21–25, 2020
Paper No: GT2020-15354
DOI: https://doi.org/10.1115/GT2020-15354
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Topics: Acoustics, Annulus, Combustion, Combustion chambers, Damping, Dynamic systems, Dynamics (Mechanics), Engines, Flames, Limit cycles
Proceedings Papers

Numerical Investigation of Dump Diffuser Combustor Performance at Uniform and Non-Uniform Inlet Conditions

Heyu Wang, Kai Hong Luo
Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A030, September 21–25, 2020
Paper No: GT2020-15982
DOI: https://doi.org/10.1115/GT2020-15982
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Topics: Combustion chambers, Diffusers, Pressure, Compressors, Aircraft engines, Boundary layers, Design, Aerodynamics, Air flow, Annulus
Proceedings Papers

The Effect of Wall Thermal Boundary Condition on Natural Convective Shutdown Cooling in a Gas Turbine

Daniel D. Fahy, Peter Ireland
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT13A026, September 21–25, 2020
Paper No: GT2020-16008
DOI: https://doi.org/10.1115/GT2020-16008
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Topics: Cooling, Gas turbines, Thermal boundary layers, Heat transfer, Rotors, Temperature gradient, Annulus, Boundary layers, Convection, Cylinders
Proceedings Papers

Wall-Modelled Large Eddy Simulations of Axial Turbine Rim Sealing

Donato M. Palermo, Feng Gao, Dario Amirante, John W. Chew, Anna Bru Revert, Paul F. Beard
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT14A015, September 21–25, 2020
Paper No: GT2020-14973
DOI: https://doi.org/10.1115/GT2020-14973
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Topics: Large eddy simulation, Sealing (Process), Turbines, Rotors, Simulation, Annulus, Blades, Cavity flows, Convection, Eddies (Fluid dynamics)