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Proceedings Papers
In This Volume
Volume 2C: Turbomachinery
Design Methods and CFD Modeling for Turbomachinery
Innovative Design, Structural Optimization and Additive Manufacturing of New-Generation Turbine Blades
Andrea Amedei, Enrico Meli, Andrea Rindi, Benedetta Romani, Lorenzo Pinelli, Federico Vanti, Andrea Arnone, Gianluigi Benvenuti, Marco Fabbrini, Nicolò Morganti
GT 2020; V02CT35A004https://doi.org/10.1115/GT2020-14418
Steady State Modeling of Unsteady Wake Induced Transition Effects in a Multistage Low Pressure Turbine
GT 2020; V02CT35A012https://doi.org/10.1115/GT2020-14558
Topics:
Modeling
,
Pressure
,
Steady state
,
Turbines
,
Wakes
,
Boundary layers
,
Computation
,
Reynolds number
,
Simulation
,
Aircraft engines
Template-Based Hexahedral Mesh Generation for Turbine Cooling Geometries
GT 2020; V02CT35A017https://doi.org/10.1115/GT2020-14660
Topics:
Cooling
,
Mesh generation
,
Turbines
,
Algorithms
,
Ducts
,
Cushioning materials
,
Turbine blades
On the Development of a Synchronized Harmonic Balance Method for Multiple Frequencies and its Application to LPT Flows
GT 2020; V02CT35A025https://doi.org/10.1115/GT2020-14952
Topics:
Flow (Dynamics)
,
Boundary-value problems
,
Simulation
,
Fourier transforms
,
Interpolation
,
Robustness
,
Rotors
,
Stators
,
Annulus
,
Blades
Multi-Fidelity Surrogate-Based Optimization of Transonic and Supersonic Axial Turbine Profiles
GT 2020; V02CT35A026https://doi.org/10.1115/GT2020-14972
Topics:
Optimization
,
Turbines
,
Computational fluid dynamics
,
Fluids
,
B-splines
,
Cascades (Fluid dynamics)
,
Design
,
Flow (Dynamics)
,
Geometry
,
High pressure (Physics)
Uncertainty Quantification of Spalart-Allmaras Turbulence Model Coefficients for Compressor Stall
GT 2020; V02CT35A028https://doi.org/10.1115/GT2020-15014
Topics:
Compressors
,
Turbulence
,
Uncertainty quantification
,
Uncertainty
,
Airfoils
,
Flow (Dynamics)
,
Rotors
,
Delays
,
Monte Carlo methods
,
Navier-Stokes equations
Investigation of Turbulence Modeling and Harmonic Balance Methods Towards Accurately Predicting Compressor Flow Fields
GT 2020; V02CT35A029https://doi.org/10.1115/GT2020-15027
Topics:
Compressors
,
Flow (Dynamics)
,
Modeling
,
Turbulence
,
Computational fluid dynamics
,
NASA
,
Simulation
,
Turbomachinery
,
Design methodology
,
Engines
Averaging for High Fidelity Modelling: Towards Large Eddy Simulations in Multi-Passage Multi-Row Configurations
GT 2020; V02CT35A030https://doi.org/10.1115/GT2020-15157
Topics:
Blades
,
Computation
,
Flow (Dynamics)
,
Flow simulation
,
Large eddy simulation
,
Modeling
,
Resolution (Optics)
,
Scalars
,
Spacetime
,
Turbomachinery
Analysis of Transonic Bladerows With Non-Uniform Geometry Using Spectral Method
GT 2020; V02CT35A031https://doi.org/10.1115/GT2020-15161
Topics:
Geometry
,
Flow (Dynamics)
,
Manufacturing
,
Blades
,
Design
,
Engines
,
Turbomachinery
,
Aerodynamic noise
,
Computation
,
Errors
Numerical Investigations Into the Oil Capture Efficiency of a Curve-Bladed Scoop System
GT 2020; V02CT35A032https://doi.org/10.1115/GT2020-15257
Topics:
Aircraft engines
,
Bearings
,
Blades
,
Computational fluid dynamics
,
Cooling
,
Engines
,
Flow (Dynamics)
,
Fluids
,
Geometry
,
Jets
Redesign of the TG20 Heavy-Duty Gas Turbine to Increase Turbine Inlet Temperature and Global Efficiency
Mirko Baratta, Francesco Cardile, Daniela Anna Misul, Nicola Rosafio, Simone Salvadori, Luca Forno, Marco Toppino
GT 2020; V02CT35A033https://doi.org/10.1115/GT2020-15269
Topics:
Computational fluid dynamics
,
Cooling
,
Gas turbines
,
Heat transfer
,
Temperature
,
Turbines
Using Feature-Based Mesh Adaptation to Improve the Adjoint Optimisation of Transonic Compressor Blades
GT 2020; V02CT35A036https://doi.org/10.1115/GT2020-15351
Topics:
Blades
,
Compressors
,
Optimization
,
Design
,
Flow (Dynamics)
,
Shock (Mechanics)
,
Geometry
,
Separation (Technology)
,
Simulation
,
Turbomachinery
On the Formulation of Nonreflecting Boundary Conditions for Turbomachinery Configurations: Part II — Application and Analysis
GT 2020; V02CT35A037https://doi.org/10.1115/GT2020-15358
Topics:
Boundary-value problems
,
Turbomachinery
,
Flow (Dynamics)
,
Waves
,
Algorithms
,
Computational fluid dynamics
,
Acoustics
,
Blades
,
Computation
,
Design
Part 1: A Swirl Vane Generation Code for Fuel Spray Nozzles
GT 2020; V02CT35A039https://doi.org/10.1115/GT2020-15414
Topics:
Fuels
,
Nozzles
,
Sprays
,
Blades
,
Combustion
,
Computer software
,
Curve fitting
,
Design
,
Flow (Dynamics)
,
NACA airfoils
Part 2: Design Optimisation Strategies for a Fuel Spray Nozzle
GT 2020; V02CT35A040https://doi.org/10.1115/GT2020-15431
Topics:
Design
,
Fuels
,
Nozzles
,
Optimization
,
Sprays
,
Emissions
,
Aircraft
,
Aircraft engines
,
Aviation
,
Blades
Evaluation of the Capacity of RANS/URANS/LES in Predicting the Performance of a High-Pressure Turbine: Effect of Load and Off Design Condition
Jérôme Dombard, Florent Duchaine, Laurent Gicquel, Nicolas Odier, Kevin Leroy, Nicolas Buffaz, Sébastien Le-Guyader, Jacques Démolis, Stéphane Richard, Thomas Grosnickel
GT 2020; V02CT35A041https://doi.org/10.1115/GT2020-15447
Modelling of Partially Wetting Liquid Film Using an Enhanced Thin Film Model for Aero-Engine Bearing Chamber Applications
GT 2020; V02CT35A046https://doi.org/10.1115/GT2020-15845
Topics:
Aircraft engines
,
Bearings
,
Liquid films
,
Modeling
,
Thin films
,
Wetting
,
Flow (Dynamics)
,
Film thickness
,
Cooling
,
Drying
A Multi-Fidelity Aero-Thermal Design Approach for Secondary Air Systems
GT 2020; V02CT35A047https://doi.org/10.1115/GT2020-15922
Topics:
Design
,
Fluids
,
Metals
,
Simulation
,
Cavities
,
Engines
,
Flow (Dynamics)
,
Heat transfer
,
Annulus
,
Blades
Integration of an Open Source Blade Geometry Generator Using a Physics Based Parameterization With the Engineering Sketch Pad
GT 2020; V02CT35A048https://doi.org/10.1115/GT2020-15943
Topics:
Blades
,
Generators
,
Geometry
,
Physics
,
Design
,
B-splines
,
Pressure
,
Airfoils
,
Computation
,
Finite element methods
Evaluation of the Rotor Temperature Distribution of an Automotive Turbocharger Under Hot Gas Conditions Including Indirect Experimental Validation
GT 2020; V02CT35A051https://doi.org/10.1115/GT2020-16077
Topics:
Computational fluid dynamics
,
Heat transfer
,
Rotors
,
Temperature
,
Temperature distribution
,
Turbochargers
,
Bearings
,
Flow (Dynamics)
,
Fluid films
,
Heat
The Effect of Blade Count on Body Force Model Performance for Axial Fans
GT 2020; V02CT35A052https://doi.org/10.1115/GT2020-16176
Topics:
Blades
,
Fans
,
Cooling
,
Flow (Dynamics)
,
Inflow
,
Turbomachinery
,
Aircraft engines
,
Computer simulation
,
Jet engines
,
Kinetic energy
The Feasibility of an Euler-Lagrange Approach for the Modelling of Wet Steam
GT 2020; V02CT35A053https://doi.org/10.1115/GT2020-16199
Topics:
Modeling
,
Steam
,
Nucleation (Physics)
,
Condensation
,
Flow (Dynamics)
,
Nozzles
,
Drops
,
Turbines
Model Validation of an Euler-Based 2D-Throughflow Approach for Multistage Axial Turbine Analysis
GT 2020; V02CT35A055https://doi.org/10.1115/GT2020-16229
Topics:
Flow (Dynamics)
,
Model validation
,
Nozzles
,
Turbines
,
Blades
,
Simulation
,
Computation
,
Fluids
,
Flux (Metallurgy)
,
Shock (Mechanics)
A Model of Inlet Circumferential Fluctuation in Compressor Cascades
GT 2020; V02CT35A056https://doi.org/10.1115/GT2020-16266
Topics:
Compressors
,
Flow (Dynamics)
,
Design
,
Aerospace industry
,
Blades
,
Computer simulation
,
Mach number
,
Modeling
,
Turbomachinery
Design Space Exploration of Stagnation Temperature Probes via Dimension Reduction
GT 2020; V02CT35A057https://doi.org/10.1115/GT2020-16277
Topics:
Design
,
Dimensions
,
Probes
,
Temperature
,
Manufacturing
,
Mach number
,
Uncertainty
,
Boundary-value problems
,
Engines
,
Entropy
Large-Eddy Simulation of an Integrated High-Pressure Compressor and Combustion Chamber of a Typical Turbine Engine Architecture
Carlos Pérez Arroyo, Jérôme Dombard, Florent Duchaine, Laurent Gicquel, Nicolas Odier, Gorka Exilard, Stéphane Richard, Nicolas Buffaz, Jacques Démolis
GT 2020; V02CT35A058https://doi.org/10.1115/GT2020-16288
Topics:
Combustion chambers
,
Compressors
,
Gas turbines
,
High pressure (Physics)
,
Large eddy simulation
,
Blades
,
Diffusers
,
Simulation
,
Computation
,
Pressure
Novel Feature Based Approach for Turbomachinery Design and Analysis
GT 2020; V02CT35A060https://doi.org/10.1115/GT2020-16325
Topics:
Design
,
Experimental design
,
Turbomachinery