1-20 of 492
Annulus
Close
Save search
Follow your search
Access your saved searches in your account
Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

Fluid-Dynamics of Turbine Rim Seal Structures: A Physical Interpretation Using URANS

Giove De Cosmo, James A. Scobie, Gary D. Lock, Carl M. Sangan, Mauro Carnevale
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A010, June 13–17, 2022
Paper No: GT2022-82591
DOI: https://doi.org/10.1115/GT2022-82591
View Paper
PDF
Topics: Fluid dynamics, Turbines, Flow (Dynamics), Blades, Computational fluid dynamics, Cavities, Pressure, Simulation, Annulus, Disks
Proceedings Papers

Numerical Observations of a Stall Phenomenon in the NASA CC3 Compressor

Michael Ni, Gregorio Robles Vega, Ron Ho Ni, John Clark, Michael List
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A004, June 13–17, 2022
Paper No: GT2022-78911
DOI: https://doi.org/10.1115/GT2022-78911
View Paper
PDF
Topics: Compressors, NASA, Engineering simulation, Simulation, Flow (Dynamics), Annulus, Approximation, Design, Diffusers, Numerical analysis
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
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A020, June 13–17, 2022
Paper No: GT2022-83050
DOI: https://doi.org/10.1115/GT2022-83050
View Paper
PDF
Topics: Blades, Design, Optimization, Turbines, Flow (Dynamics), Rotors, Heat transfer, Mach number, Heat, Stress
Proceedings Papers

Fan Stability Enhancement With Partial Casing Treatments

Matthew K. Oldfield, Alejandro Castillo Pardo, Cesare A. Hall
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A020, June 13–17, 2022
Paper No: GT2022-82039
DOI: https://doi.org/10.1115/GT2022-82039
View Paper
PDF
Topics: Stability, Annulus, Rotors, Flow (Dynamics), Compressors, Fans, Stall inception
Proceedings Papers

Effects of Sideslip Direction on a Rear Fuselage Boundary Layer Ingesting Fan

Alejandro Castillo Pardo, Cesare A. Hall
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A024, June 13–17, 2022
Paper No: GT2022-82177
DOI: https://doi.org/10.1115/GT2022-82177
View Paper
PDF
Topics: Boundary layers, Flow (Dynamics), Aerodynamics, Pressure, Aircraft, Annulus, Design, Emissions, Engineering simulation, Fuels
Proceedings Papers

Experimental Investigation of Inlet Stagnation Pressure Distortion Effects on a Transonic Axial Compressor Rotor

Andrew A. Oliva, Scott C. Morris
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A041, June 13–17, 2022
Paper No: GT2022-83452
DOI: https://doi.org/10.1115/GT2022-83452
View Paper
PDF
Topics: Compressors, Pressure, Rotors, Mach number, Annulus, Instrumentation, Performance characterization, Pressure gradient, Resolution (Optics)
Proceedings Papers

Numerical Investigation of Unsteady Inlet Guide Vane-Rotor Interactions in a Transonic Fan Due to Boundary Layer Ingestion

Ritangshu Giri, Mark G. Turner
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A017, June 13–17, 2022
Paper No: GT2022-81878
DOI: https://doi.org/10.1115/GT2022-81878
View Paper
PDF
Topics: Boundary layers, Rotors, Inlet guide vanes, Blades, High cycle fatigue, Pressure, Shock (Mechanics), Shock waves, Vortices, Wakes
Proceedings Papers

Simulating Stall Inception in a High-Performance Fan With Clean and Distorted Inlets

Andrew M. Bedke, Tyler Adams, Steve E. Gorrell
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A019, June 13–17, 2022
Paper No: GT2022-82031
DOI: https://doi.org/10.1115/GT2022-82031
View Paper
PDF
Topics: Stall inception, Aircraft, Vortices, Blades, Chords (Trusses), Fans, Flow (Dynamics), Shock (Mechanics), Annulus, Clearances (Engineering)
Proceedings Papers

Investigation of the Interaction Between Tip Leakage and Main Annulus Flow in the Large Scale Turbine Rig: Comparison of Different Rotor Tip Geometries

Dominik Ade, Johannes Eitenmüller, Sebastian Leichtfuß, Heinz-Peter Schiffer, Christoph Lyko, Gregor Schmid
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A008, June 13–17, 2022
Paper No: GT2022-80896
DOI: https://doi.org/10.1115/GT2022-80896
View Paper
PDF
Topics: Annulus, Flow (Dynamics), Leakage, Rotors, Turbines, Blades, Leakage flows, Vortices, Cavities, Design
Proceedings Papers

Calculating Cooled Turbine Efficiency With Weighted Cooling Flow Distributions

Reid A. Berdanier
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A022, June 13–17, 2022
Paper No: GT2022-82365
DOI: https://doi.org/10.1115/GT2022-82365
View Paper
PDF
Topics: Cooling, Flow (Dynamics), Turbines, Accounting, Annulus, Energy efficiency, Engines, Geometry, High pressure (Physics), Pressure
Proceedings Papers

Analysis of the Condensation Phenomena Within the Radial Turbine of a Fuel Cell Turbocharger

Tim Wittmann, Sebastian Lück, Jens Friedrichs, Piotr Wiśniewski, Sławomir Dykas
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT35A010, June 13–17, 2022
Paper No: GT2022-82279
DOI: https://doi.org/10.1115/GT2022-82279
View Paper
PDF
Topics: Condensation, Fuel cells, Turbines, Turbochargers, Compressors, Exhaust systems, Rotors, Aerodynamics, Annulus, Compressed air
Proceedings Papers

Reconstructing Turbine Non-Uniform Flow Including Hot Streaks Using Spatially Under-Sampled Measurements

Xu Zhu, Fangyuan Lou, Kai Zhou, Xinqian Zheng
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A033, June 13–17, 2022
Paper No: GT2022-83509
DOI: https://doi.org/10.1115/GT2022-83509
View Paper
PDF
Topics: Approximation, Flow (Dynamics), High pressure (Physics), Turbines, Wavelets, Temperature, Cooling, Temperature distribution, Engines, Annulus
Proceedings Papers

Experimental Investigation of an Aggressive S-Shaped Intermediate Compressor Duct

A. Kasper, T. Dygutsch, S. Grund, M. Beversdorff, S. Hakansson, E. Nicke, M. Lejon
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A011, June 13–17, 2022
Paper No: GT2022-82449
DOI: https://doi.org/10.1115/GT2022-82449
View Paper
PDF
Topics: Compressors, Ducts, Flow (Dynamics), Inlet guide vanes, Aircraft engines, Blades, Aerospace industry, Aircraft, Airfoils, Annulus
Proceedings Papers

Analysis of Turbulent Effects in a Low-Pressure Model Steam Turbine Operating Under Various Operating Conditions Using Detached Eddy Simulation

Ilgit Ercan, Damian M. Vogt
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T20A006, June 13–17, 2022
Paper No: GT2022-80523
DOI: https://doi.org/10.1115/GT2022-80523
View Paper
PDF
Topics: Eddies (Fluid dynamics), Pressure, Simulation, Steam turbines, Turbulence, Flow (Dynamics), Unsteady flow, Annulus, Arches, Blades
Proceedings Papers

Effect of Strong Azimuthal Swirl on Ignition and Light-Around in an Annular Combustor

Yi Hao Kwah, Pasquale Walter Agostinelli, Stéphane Richard, Gorka Exilard, Stéphane Pascaud, Laurent Gicquel, James R. Dawson
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A009, June 13–17, 2022
Paper No: GT2022-79181
DOI: https://doi.org/10.1115/GT2022-79181
View Paper
PDF
Topics: Combustion chambers, Ignition, Ejectors, Annulus, Dynamics (Mechanics), Flames, Flow (Dynamics), Gates (Closures), Chemiluminescence, Design
Proceedings Papers

Axial Ventilation and Blade Row Effects on Transient Natural Convective Shutdown Cooling in a Gas Turbine

Daniel D. Fahy, Peter Ireland
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A014, June 13–17, 2022
Paper No: GT2022-82552
DOI: https://doi.org/10.1115/GT2022-82552
View Paper
PDF
Topics: Blades, Cooling, Gas turbines, Transients (Dynamics), Ventilation, Annulus, Flow (Dynamics), Temperature, Cycles, Compressors
Proceedings Papers

The Effect of Circumferential Lengthscale on Hot Gas Ingestion

Michael G. Dawson, John J. Otter, Nicholas R. Atkins
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A018, June 13–17, 2022
Paper No: GT2022-83345
DOI: https://doi.org/10.1115/GT2022-83345
View Paper
PDF
Topics: Annulus, Blades, Boundary-value problems, Cavities, Computer simulation, Engineering simulation, Numerical analysis, Pressure, Reynolds-averaged Navier–Stokes equations, Rotors
Proceedings Papers

A New Interpretation of Hot Gas Ingress Through Turbine Rim Seals Influenced by Mainstream Annulus Swirl

Dimitrios Graikos, Hui Tang, Carl M. Sangan, Gary D. Lock, James A. Scobie
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A008, June 13–17, 2022
Paper No: GT2022-82430
DOI: https://doi.org/10.1115/GT2022-82430
View Paper
PDF
Topics: Annulus, Turbines, Flow (Dynamics), Disks, Carbon dioxide, Clearances (Engineering), Computational fluid dynamics, Eddies (Fluid dynamics), Engines, Physics
Proceedings Papers

UHBR Open-Test-Case Fan ECL5/CATANA: Numerical Investigation Near the Stability Limit Including Aerodynamic Mistuning

Anne-Lise Fiquet, Xavier Ottavy, Christoph Brandstetter
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A001, June 13–17, 2022
Paper No: GT2022-77992
DOI: https://doi.org/10.1115/GT2022-77992
View Paper
PDF
Topics: Annulus, Architecture, Blades, Carbon fibers, Composite materials, Compressors, Design, Engineering simulation, Flutter (Aerodynamics), Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Evaluating the Aerodynamic Damping at Shock Wave Boundary Layer Interacting Flow Conditions With Harmonic Balance

Jan Philipp Heners, Thomas Carraro, Christian Frey, Björn Grüber
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT21A007, June 13–17, 2022
Paper No: GT2022-81689
DOI: https://doi.org/10.1115/GT2022-81689
View Paper
PDF
Topics: Boundary layers, Damping, Flow (Dynamics), Shock waves, Reynolds-averaged Navier–Stokes equations, Shock (Mechanics), Annulus, Compressors, Flutter (Aerodynamics), High pressure (Physics)