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Proceedings Papers
In This Volume
Volume 6: Turbo Expo 2005, Parts A and B
Turbomachinery
General Interest
Averaging Non-Uniform Flow for a Purpose
GT 2005; 1-14https://doi.org/10.1115/GT2005-68081
Topics:
Flow (Dynamics)
,
Turbomachinery
,
Accounting
,
Blades
,
Computational fluid dynamics
,
Gas turbines
,
Nozzles
,
Thrust
,
Turbines
Axial Flow Fan and Compressor Aerodynamics
Use of Turning Additional Blades in Compressor Rotor
GT 2005; 85-91https://doi.org/10.1115/GT2005-68069
Topics:
Blades
,
Compressors
,
Rotors
,
Turning
,
Rotating blades
,
Testing
,
Chords (Trusses)
,
Clearances (Engineering)
,
Flow (Dynamics)
,
Fluids
Impact of Non-Uniform Leading Edge Coatings on the Aerodynamic Performance of Compressor Airfoils
GT 2005; 103-113https://doi.org/10.1115/GT2005-68091
Topics:
Airfoils
,
Coatings
,
Compressors
,
Computational fluid dynamics
,
Mach number
,
Turbulence
,
Bubbles
,
Cascades (Fluid dynamics)
,
Chords (Trusses)
,
Pressure
The Use of a Circumferentially Nonuniform Stator to Attenuate Harmful Aerodynamic and Mechanical Interactions in an Advanced Mixed Flow Splittered Rotor/Tandem Variable Stator LP Compressor
GT 2005; 115-124https://doi.org/10.1115/GT2005-68178
Topics:
Compressors
,
Flow (Dynamics)
,
Rotors
,
Stators
,
Pressure
,
Blades
,
Design
,
Computers
,
Engines
,
Deflection
Performance and Flow Characteristics of an Optimized Supercritical Compressor Stator Cascade
GT 2005; 199-210https://doi.org/10.1115/GT2005-68569
Topics:
Cascades (Fluid dynamics)
,
Compressors
,
Flow (Dynamics)
,
Stators
,
Blades
,
Boundary layers
,
Computational fluid dynamics
,
Design
,
Mach number
,
Airfoils
Effects of the Inlet Boundary Layer Thickness on the Flow and Loss Characteristics in an Axial Compressor
GT 2005; 211-221https://doi.org/10.1115/GT2005-68580
Topics:
Boundary layers
,
Compressors
,
Flow (Dynamics)
,
Leakage flows
,
Design
,
Corners (Structural elements)
,
Suction
,
Blades
,
Internal flow
,
Pressure
Rain Ingestion in Axial Flow Compressors at Part Speed
GT 2005; 223-235https://doi.org/10.1115/GT2005-68582
Topics:
Axial flow
,
Compressors
,
Water
,
Blades
,
Pressure
,
Torque
,
Drops
,
Rotors
,
Air flow
,
Aircraft engines
Effects of Inlet Distortion on the Stability of an Advanced Military Swept Fan Stage With Casing Treatment
GT 2005; 269-279https://doi.org/10.1115/GT2005-68693
Topics:
Military systems
,
Stability
,
Rotors
,
Blades
,
Flow (Dynamics)
,
Pressure
,
Simulation
,
Stators
,
Compressors
,
Computer simulation
The Design, Development and Evaluation of 3D Aerofoils for High Speed Axial Compressors: Part 1 — Test Facility, Instrumentation and Probe Traverse Mechanism
GT 2005; 291-302https://doi.org/10.1115/GT2005-68792
Topics:
Airfoils
,
Compressors
,
Design
,
Instrumentation
,
Probes
,
Test facilities
,
Blades
,
Calibration
,
Flow (Dynamics)
,
Rotors
The Design, Development and Evaluation of 3D Aerofoils for High Speed Axial Compressors: Part 2 — Simulation and Comparison With Experiment
GT 2005; 303-316https://doi.org/10.1115/GT2005-68793
Topics:
Airfoils
,
Compressors
,
Design
,
Simulation
,
Blades
,
Computational fluid dynamics
,
Clearances (Engineering)
,
Flow (Dynamics)
,
Numerical analysis
,
Rotors
Effect of Blade Passage Surface Heat Extraction on Axial Compressor Performance
GT 2005; 327-341https://doi.org/10.1115/GT2005-68815
Topics:
Blades
,
Compressors
,
Heat
,
Cooling
,
Pressure
,
Flow (Dynamics)
,
Heat transfer
,
Compression
,
Design
,
Modeling
Numerically Aided Design of a High-Efficient Casing Treatment for a Transonic Compressor
GT 2005; 353-364https://doi.org/10.1115/GT2005-68993
Topics:
Compressors
,
Design
,
Blades
,
Flow (Dynamics)
,
Rotors
,
NASA
,
Stability
,
Computational fluid dynamics
,
Computer simulation
,
Engineering simulation
The Effect of Ultrapolish on a Transonic Axial Rotor
GT 2005; 381-387https://doi.org/10.1115/GT2005-69132
Topics:
Rotors
,
Blades
,
Design
,
Finishes
,
Compressors
,
Errors
,
Flow (Dynamics)
,
Mach number
,
NASA
,
Test facilities
Axial Flow Turbine Aerodynamics
Unsteady Interaction of Labyrinth Seal Leakage Flow and Downstream Stator Flow in a Shrouded 1.5 Stage Axial Turbine
GT 2005; 403-413https://doi.org/10.1115/GT2005-68065
Topics:
Flow (Dynamics)
,
Leakage flows
,
Stators
,
Turbines
,
Blades
,
Design
,
Probes
,
Rotors
,
Vortices
,
Clearances (Engineering)
Experimental and Numerical Investigation of the Unsteady Leakage Flow Through the Rotor Tip Labyrinth of a 1.5-Stage Axial Turbine
GT 2005; 439-450https://doi.org/10.1115/GT2005-68156
Topics:
Leakage flows
,
Rotors
,
Turbines
,
Flow (Dynamics)
,
Vortices
,
Cavities
,
Probes
,
Stators
,
Computer simulation
,
Corners (Structural elements)
Aerodynamic Performance of a Family of Three High Pressure Transonic Turbine Blades at Off-Design Incidence
GT 2005; 451-464https://doi.org/10.1115/GT2005-68159
Topics:
Design
,
High pressure (Physics)
,
Turbine blades
,
Airfoils
,
Mach number
,
Blades
,
Flow (Dynamics)
,
Aerodynamics
,
Cascades (Fluid dynamics)
,
Chords (Trusses)
PIV Maps of Tip Leakage and Secondary Flow Fields on a Low Speed Turbine Blade Cascade With Moving Endwall
GT 2005; 465-476https://doi.org/10.1115/GT2005-68189
Topics:
Cascades (Fluid dynamics)
,
Flow (Dynamics)
,
Leakage
,
Turbine blades
,
Blades
,
Chords (Trusses)
,
Vortices
,
Leakage flows
,
Belts
,
Clearances (Engineering)
Unsteady Numerical Simulation of Shock Systems in Vaneless Counter-Rotating Turbine
GT 2005; 477-485https://doi.org/10.1115/GT2005-68212
Topics:
Computer simulation
,
Shock (Mechanics)
,
Turbines
,
Rotors
,
Mach number
,
Waves
,
Wakes
,
Design
,
Echoes
,
Nozzles
Numerical Modeling of Flow and Thermal Patterns Within a Combustor Simulator
GT 2005; 519-528https://doi.org/10.1115/GT2005-68284
Topics:
Combustion chambers
,
Computer simulation
,
Flow (Dynamics)
,
Turbines
,
Computational fluid dynamics
,
Heat transfer
,
Shapes
,
Temperature
,
Air Force
,
Airfoils
A Simple Inverse Cascade Design Method
GT 2005; 603-613https://doi.org/10.1115/GT2005-68575
Topics:
Cascades (Fluid dynamics)
,
Design methodology
,
Design
,
Geometry
,
Shock (Mechanics)
,
Turbines
,
Turbomachinery
,
Blades
,
Compressors
,
Flow (Dynamics)
Investigation of Vortex Shedding and Wake-Wake Interaction in a Transonic Turbine Stage Using Laser-Doppler-Velocimetry and Particle-Image-Velocimetry
GT 2005; 615-624https://doi.org/10.1115/GT2005-68579
Topics:
Laser Doppler anemometry
,
Particulate matter
,
Turbines
,
Vortex shedding
,
Wakes
,
Rotors
,
Blades
,
Flow (Dynamics)
,
Vortices
,
Nozzle guide vanes
An Empirical Prediction Method for Secondary Losses in Turbines: Part I — A New Loss Breakdown Scheme and Penetration Depth Correlation
GT 2005; 625-635https://doi.org/10.1115/GT2005-68637
Topics:
Turbines
,
Databases
,
Airfoils
,
Boundary layers
,
Cascades (Fluid dynamics)
,
Design
,
Separation (Technology)
,
Vortices
Part Load Operation of a Four-Stage Turbine
GT 2005; 663-672https://doi.org/10.1115/GT2005-68700
Topics:
Stress
,
Turbines
,
Flow (Dynamics)
,
Temperature
,
Blades
,
Steam turbines
,
Damage
,
Steam
,
High pressure (Physics)
,
Annulus
Efficiency Improvement and Noise Reduction Through Stator-Stator Clocking Effect of a Two-Stage Turbine
GT 2005; 703-710https://doi.org/10.1115/GT2005-68833
Topics:
Noise control
,
Stators
,
Turbines
,
Computer simulation
,
Indexing (Machining)
,
Noise (Sound)
,
Vibration
,
Acoustics
,
Airfoils
,
Design
Separation and Transition Control on an Aft-Loaded Ultra-High-Lift LP Turbine Blade at Low Reynolds Numbers: Low-Speed Investigation
GT 2005; 711-723https://doi.org/10.1115/GT2005-68892
Topics:
Reynolds number
,
Separation (Technology)
,
Turbine blades
,
Blades
,
Wakes
,
Suction
,
Bubbles
,
Unsteady flow
,
Air jets
,
Aircraft engines
Effects of Upstream Platform Geometry on the Endwall Flows of a Turbine Cascade
GT 2005; 735-745https://doi.org/10.1115/GT2005-68938
Topics:
Cascades (Fluid dynamics)
,
Flow (Dynamics)
,
Geometry
,
Turbines
,
Blades
,
Boundary layers
,
Pressure
,
Bubbles
,
Computer simulation
,
Separation (Technology)
Design and Analysis of a High Stage Loading Five-Stage LP Turbine Rig Employing Improved Transition Modeling
GT 2005; 759-769https://doi.org/10.1115/GT2005-68971
Topics:
Design
,
Modeling
,
Turbines
,
Airfoils
,
Engines
,
Reynolds number
,
Weight (Mass)
,
Aircraft engines
,
Cascades (Fluid dynamics)
,
Computational fluid dynamics
Radial Turbomachinery Aerodynamics
A Numerical Approach for the Design of the Compressor Impeller Exit Diameter Variations in a Marine Engine Turbocharger
GT 2005; 835-840https://doi.org/10.1115/GT2005-68653
Topics:
Compressor impellers
,
Design
,
Engines
,
Turbochargers
,
Impellers
,
Compressors
,
Blades
,
Compression
,
Flow (Dynamics)
,
Fluid dynamics
Experimental and Numerical Investigations on a High Pressure Ratio Centrifugal Compressor
GT 2005; 851-857https://doi.org/10.1115/GT2005-68679
Topics:
Compressors
,
High pressure (Physics)
,
Diffusers
,
Impellers
,
Airfoils
,
Clearances (Engineering)
,
Design
,
Flow (Dynamics)
,
Pressure
,
Testing performance
Adaptive Vaned Diffuser for Centrifugal Compressor
GT 2005; 927-934https://doi.org/10.1115/GT2005-69036
Topics:
Compressors
,
Diffusers
,
Flow (Dynamics)
,
Sensors
,
Control systems
,
Experimental analysis
,
Pistons
Design Methods and CFD Modeling for Turbomachinery
Integrated Simulations of a Compressor/Combustor Assembly of a Gas Turbine Engine
GT 2005; 971-982https://doi.org/10.1115/GT2005-68204
Topics:
Combustion chambers
,
Compressors
,
Engineering simulation
,
Gas turbines
,
Manufacturing
,
Simulation
,
Flow (Dynamics)
,
Turbomachinery
,
Engines
,
Geometry
Shape Optimization of Turbine Stage Using Adaptive Range Differential Evolution and Three-Dimensional Navier-Stokes Solver
GT 2005; 1033-1040https://doi.org/10.1115/GT2005-68280
Topics:
Shape optimization
,
Turbines
,
Design
,
Optimization
,
Computers
,
Genetic algorithms
,
Modeling
,
Reliability
,
Robustness
,
Turbomachinery
Analytical Investigation of a Low Pressure Turbine With and Without Flowpath Endwall Gaps, Seals and Clearance Features
GT 2005; 1099-1105https://doi.org/10.1115/GT2005-68492
Topics:
Clearances (Engineering)
,
Pressure
,
Turbines
,
Blades
,
Cavities
,
Computer simulation
,
Engines
,
Flow (Dynamics)
,
Geometry
,
Leakage
Axial Turbine Stage Design: 1D/2D/3D Simulation, Experiment, Optimization — Design of Single Stage Test Air Turbine Models and Validation of 1D/2D/3D Aerodynamic Computation Results Against Test Data
GT 2005; 1137-1146https://doi.org/10.1115/GT2005-68614
Topics:
Computation
,
Design
,
Modeling
,
Optimization
,
Simulation experiments
,
Turbines
Numerical Validation of Characteristic and Linearized Unsteady Boundary Conditions for Non-Integer Blade Ratios in a Non-Linear Navier Stokes Solver
GT 2005; 1147-1160https://doi.org/10.1115/GT2005-68670
Topics:
Blades
,
Boundary-value problems
,
Aerodynamics
,
Airfoils
,
Algorithms
,
Computation
,
Stability
,
Turbomachinery
Radial Migration of Shed Vortices in a Transonic Rotor Following a Wake Generator: A Comparison Between Time Accurate and Average Passage Approaches
GT 2005; 1195-1209https://doi.org/10.1115/GT2005-68776
Topics:
Generators
,
Rotors
,
Vortices
,
Wakes
,
Simulation
,
Blades
,
Metals
,
Momentum
,
Stress
,
Turbochargers
Noise and Innovative Noise Reduction Approaches
Flow and Noise Investigations of a Separate Flow Exhaust System
GT 2005; 1221-1229https://doi.org/10.1115/GT2005-68164
Topics:
Exhaust systems
,
Flow (Dynamics)
,
Noise (Sound)
,
Acoustics
,
Aircraft
,
Approximation
,
Boundary-value problems
,
Density
,
Jet engines
,
Jets
Computational Analysis of Tonal Noise Generated High-Bypass Ratio Fan Stage
GT 2005; 1265-1274https://doi.org/10.1115/GT2005-68857
Topics:
Noise (Sound)
,
Acoustics
,
Pressure
,
Rotors
,
Stators
,
Computer software
,
Engines
,
Gasdynamics
,
Geometry
,
Guide vanes
Operation and Noise Transmission of an Axial Turbine Driven by a Pulse Detonation Combustor
GT 2005; 1275-1284https://doi.org/10.1115/GT2005-69141
Topics:
Combustion chambers
,
Explosions
,
Noise (Sound)
,
Turbines
,
Cascades (Fluid dynamics)
,
Flow (Dynamics)
,
Pressure
,
Shock (Mechanics)
,
Combustion
,
Engines
Unsteady Flows in Turbomachinery
Unsteady Flow in a Turbocharger Centrifugal Compressor: 3D-CFD-Simulation and Numerical and Experimental Analysis of Impeller Blade Vibration
Hans-Peter Dickmann, Thomas Secall Wimmel, Jaroslaw Szwedowicz, Dietmar Filsinger, Christian H. Roduner
GT 2005; 1309-1321https://doi.org/10.1115/GT2005-68235
Topics:
Blades
,
Compressors
,
Computational fluid dynamics
,
Experimental analysis
,
Impellers
,
Simulation
,
Turbochargers
,
Unsteady flow
,
Vibration
,
Excitation
Effect of Clocking on the Heat Transfer Distribution of a Second Stator Tested in a One and a Half Stage HP Turbine
GT 2005; 1343-1351https://doi.org/10.1115/GT2005-68462
Topics:
Heat transfer
,
Stators
,
Turbines
,
Pressure
,
Fluctuations (Physics)
,
Airfoils
,
Blades
,
Compression
,
Engines
,
Gages
Edge Matching: Part I — Theory and Implementation
GT 2005; 1353-1361https://doi.org/10.1115/GT2005-68474
Topics:
Blades
,
Cascades (Fluid dynamics)
,
Degrees of freedom
,
Design
,
Inflow
,
Optimization
,
Theoretical analysis
,
Turbines
,
Turbomachinery
,
Unsteady flow
Edge Matching: Part II — Numerical Investigations
GT 2005; 1363-1370https://doi.org/10.1115/GT2005-68477
Topics:
Blades
,
Compressors
,
Degrees of freedom
,
Design
,
Simulation
,
Steam turbines
,
Turbomachinery
,
Unsteady flow
Unsteady Tip Clearance Flow in a Low-Speed Axial Compressor Rotor With Upstream and Downstream Stators
GT 2005; 1371-1381https://doi.org/10.1115/GT2005-68571
Topics:
Clearances (Engineering)
,
Compressors
,
Flow (Dynamics)
,
Rotors
,
Stators
,
Pressure
,
Vortices
,
Leakage
,
Numerical analysis
,
Shapes
Experimental Investigation of the Effects of a Moving Shock Wave on Compressor Stator Flow
Matthew D. Langford, Andrew Breeze-Stringfellow, Stephen A. Guillot, William Solomon, Wing F. Ng, Jordi Estevadeordal
GT 2005; 1383-1395https://doi.org/10.1115/GT2005-68722
Topics:
Compressors
,
Flow (Dynamics)
,
Shock waves
,
Stators
,
Shock (Mechanics)
,
Vortices
,
Cascades (Fluid dynamics)
,
Mach number
,
Rotors
,
Wind tunnels
Large-Eddy Simulation of Unsteady Surface Pressure Over a LP Turbine Blade Due to Interactions of Passing Wakes and Inflexional Boundary Layer
GT 2005; 1435-1446https://doi.org/10.1115/GT2005-68867
Topics:
Boundary layers
,
Large eddy simulation
,
Pressure
,
Turbine blades
,
Wakes
,
Suction
,
Separation (Technology)
,
Vortices
,
Blades
,
Cascades (Fluid dynamics)
Compressibility Effects on the Two Generations of Unsteady Flow Types in Axial Flow Compressors
GT 2005; 1473-1481https://doi.org/10.1115/GT2005-68928
Topics:
Axial flow
,
Compressibility
,
Compressors
,
Unsteady flow
,
Flow (Dynamics)
,
Cascades (Fluid dynamics)
,
Computer simulation
,
Design
,
Excitation
,
Rotors
The Effect of Hot-Streaks on HP Vane Surface and Endwall Heat Transfer: An Experimental and Numerical Study
GT 2005; 1483-1497https://doi.org/10.1115/GT2005-69066
Topics:
Heat transfer
,
Temperature
,
Nozzle guide vanes
,
Turbines
,
Cooling
,
Flow (Dynamics)
,
Combustion chambers
,
Engines
,
Physics
,
Temperature profiles
An Investigation of Wake-Shock Interactions in a Transonic Compressor With DPIV and Time-Accurate CFD
GT 2005; 1499-1511https://doi.org/10.1115/GT2005-69107
Topics:
Compressors
,
Computational fluid dynamics
,
Shock (Mechanics)
,
Wakes
,
Rotors
,
Engineering simulation
,
Simulation
,
Vortices
,
Blades
,
Pressure