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Proceedings Papers

Proceedings Volume Cover
ASME Turbo Expo 2015: Turbine Technical Conference and Exposition
June 15–19, 2015
Montreal, Quebec, Canada
Conference Sponsors:
  • International Gas Turbine Institute
ISBN:
978-0-7918-5673-4
Volume 5C: Heat Transfer

Internal Air Systems and Seals (With Turbomachinery)

Use of Fin Equation to Calculate Nusselt Numbers for Rotating Discs
Hui Tang, Tony Shardlow, J. Michael Owen
GT 2015; V05CT15A001https://doi.org/10.1115/GT2015-42029
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Topics: Rotating disks , Disks , Temperature measurement , Convection , Heat conduction , Heat flux , Heat transfer , Temperature , Uncertainty , Buoyancy
Effect of Shaft Rotation, Hole and Annulus Geometry on the Discharge Behavior Through Rotating Radial Holes
Daniel Riedmüller, Jan Sousek, Michael Pfitzner
GT 2015; V05CT15A002https://doi.org/10.1115/GT2015-42044
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Topics: Annulus , Geometry , Rotation , Flow (Dynamics) , Discharge coefficient , Computational fluid dynamics , Coriolis force , Mach number , Mesh generation , Optimization
Numerical Analysis of Honeycomb Labyrinth Seals: Cell Geometry and Fin Tip Thickness Impact on the Discharge Coefficient
Alessio Desando, Andrea Rapisarda, Elena Campagnoli, Roberto Taurino
GT 2015; V05CT15A003https://doi.org/10.1115/GT2015-42106
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Topics: Discharge coefficient , Geometry , Honeycomb structures , Numerical analysis , Pressure , Computational fluid dynamics , Computer simulation , Engines , Optimization , Stators
Effect of Ingress on Turbine Discs
GeonHwan Cho, Carl M. Sangan, J. Michael Owen, Gary D. Lock
GT 2015; V05CT15A004https://doi.org/10.1115/GT2015-42324
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Topics: Disks , Turbines , Flow (Dynamics) , Rotors , Sealing (Process) , Wheels , Pressure , Stators , Annulus , Boundary layers
Theoretical Model to Determine Effect of Ingress on Turbine Discs
L. Isobel Mear, J. Michael Owen, Gary D. Lock
GT 2015; V05CT15A005https://doi.org/10.1115/GT2015-42326
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Topics: Disks , Turbines , Rotors , Sealing (Process) , Wheels , Flow (Dynamics) , Fluids , Gas turbines , Geometry , Temperature measurement
Design of an Improved Turbine Rim-Seal
James A. Scobie, Roy Teuber, Yan Sheng Li, Carl M. Sangan, Michael Wilson, Gary D. Lock
GT 2015; V05CT15A006https://doi.org/10.1115/GT2015-42327
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Topics: Design , Turbines , Cavities , Computation , Flow (Dynamics) , Polishing equipment , Rotors , Computational fluid dynamics , Disks , Engines
Best Strategies for the Development of a Holistic Porosity Model of a Heat Exchanger for Aero Engine Applications
K. Yakinthos, D. Misirlis, Z. Vlahostergios, M. Flouros, S. Donnerhack, A. Goulas
GT 2015; V05CT15A007https://doi.org/10.1115/GT2015-42408
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Topics: Aircraft engines , Heat exchangers , Porosity , Computational fluid dynamics , Heat transfer , Computation , Geometry , Pressure , Design , Flow (Dynamics)
Experimental Study on the Friction Contact Between a Labyrinth Seal Fin and a Honeycomb Stator
Tim Pychynski, Corina Höfler, Hans-Jörg Bauer
GT 2015; V05CT15A008https://doi.org/10.1115/GT2015-42430
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Topics: Friction , Honeycomb structures , Stators , Metal foil , Temperature , Wear , Blades , Databases , Fins , Geometry
Investigation of Conjugate Heat Transfer in Brush Seals Using Porous Media Approach Under Local Thermal Non-Equilibrium Conditions
Bo Qiu, Jun Li, Zhenping Feng
GT 2015; V05CT15A009https://doi.org/10.1115/GT2015-42550
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Topics: Equilibrium (Physics) , Heat transfer , Porous materials , Computational fluid dynamics , Finite element methods , Heat , Rotors , Temperature distribution , Anisotropy , High temperature
Preliminary Investigations for a Pressure Balanced Back Plate at Low Inclined Brush Seals
H. Schwarz, J. Friedrichs
GT 2015; V05CT15A010https://doi.org/10.1115/GT2015-42580
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Topics: Pressure , Design , Oscillations , Sealing (Process) , Steam turbines , Pressure drop , Renewable energy sources , Stiffness , Stress , Test facilities
Coupled Aero-Thermal Modeling of a Rotating Cavity With Radial Inflow
Zixiang Sun, Dario Amirante, John W. Chew, Nicholas J. Hills
GT 2015; V05CT15A011https://doi.org/10.1115/GT2015-42609
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Topics: Cavities , Inflow , Modeling , Computational fluid dynamics , Compressors , Flow (Dynamics) , Disks , Turbulence , Aircraft engines , Blades
Experimental Validation of a Curtain Type Fluidic Jet Seal on a Turbine Rotor Shroud
Michael Hilfer, Simon Hogg, Grant Ingram
GT 2015; V05CT15A012https://doi.org/10.1115/GT2015-42624
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Topics: Rotors , Turbines , Leakage , Design , Geometry , Rotation , Test facilities , Testing
Experimental Investigation of Swirl and Flow Structure Inside a Rotor-Stator Cavity
Bruno Facchini, Daniele Massini, Alessio Picchi, Mirko Micio, Francesco Bavassano, Marco Mantero
GT 2015; V05CT15A013https://doi.org/10.1115/GT2015-42852
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Topics: Cavities , Flow (Dynamics) , Rotors , Stators , Fluids , Pressure , Cavity flows , Databases , Design , Gas turbines
A Computational Investigation of Hot Gas Ingress Through the Rim Seal of a Counter-Rotating Turbine Cavity With Annulus
Dongdong Liu, Xiang Luo, Zhi Tao
GT 2015; V05CT15A014https://doi.org/10.1115/GT2015-42944
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Topics: Annulus , Cavities , Turbines , Sealing (Process) , Flow (Dynamics) , Rotors , Stators , Reynolds number , Computer simulation , Disks
Computational Investigation of Heat Transfer Characteristics of Counter-Rotating Turbine Disks With Annulus
Dongdong Liu, Xiang Luo, Zhi Tao
GT 2015; V05CT15A015https://doi.org/10.1115/GT2015-42946
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Topics: Annulus , Disks , Heat transfer , Turbines , Cooling , Cavities , Flow (Dynamics) , Turbulence , Air flow , Reynolds number
Investigation on an Oil Aeration Measurement Technique for the Study of Pump Performance in an Aircraft Engine Lubrication System
Laurent Ippoliti, Johan Steimes, Patrick Hendrick
GT 2015; V05CT15A016https://doi.org/10.1115/GT2015-43117
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Topics: Aircraft engines , Industrial lubrication systems , Pumps , Cavitation , Pressure
Brush Seals Used in Steam Environments: Chronological Wear Development and the Impact of Different Seal Designs
M. Raben, J. Friedrichs, J. Flegler, T. Helmis
GT 2015; V05CT15A017https://doi.org/10.1115/GT2015-43184
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Topics: Steam , Wear , Rotors , Design , Stress , Transients (Dynamics) , Flow (Dynamics) , Aircraft engines , Bearings , Boundary-value problems
Experimental Investigation of a Leaf Seal Prototype at Engine-Representative Speeds and Pressures
Michael J. Pekris, Gervas Franceschini, Ingo H. J. Jahn, David R. H. Gillespie
GT 2015; V05CT15A018https://doi.org/10.1115/GT2015-43231
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Topics: Engineering prototypes , Engines , Leakage , Stiffness , Torque , Emissions , Fuel consumption , Geometry , Jet engines , Pressure
Impact of High Exhaust Back Pressure on Power Turbine Secondary Flows and Disc Thermals
Deepak Thirumurthy
GT 2015; V05CT15A019https://doi.org/10.1115/GT2015-43238
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Topics: Disks , Exhaust systems , Flow (Dynamics) , Pressure , Turbines , Cavity flows , Dynamics (Mechanics) , Gas turbines , Temperature , Combined cycles
Application of Adjoint Solver to Optimization of Fin Heat Exchanger
Cheng-Zhang Wang, Kondala Rao Nagisetty, Federico Montanari, D. Chris Hill
GT 2015; V05CT15A020https://doi.org/10.1115/GT2015-43293
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Topics: Heat exchangers , Optimization , Computational fluid dynamics , Design , Algorithms , Computer software , Drag (Fluid dynamics) , Flow (Dynamics) , Heat , Heat transfer
Development of Laminated Seals for Stator-Stator Sealing in Gas Turbines
Neelesh Sarawate, Victor Morgan, David Weber
GT 2015; V05CT15A021https://doi.org/10.1115/GT2015-43378
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Topics: Gas turbines , Sealing (Process) , Stators , Textiles , Leakage , Manufacturing , Geometry
Implicit Heterogeneous 1D/2D Coupling for Aero-Thermo-Mechanical Simulation of Secondary Air Systems
Vlad Ganine, Nick Hills, Matt Miller, Chris Barnes, Steve Curzons, Lynne Turner, Peter Smout
GT 2015; V05CT15A022https://doi.org/10.1115/GT2015-43406
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Topics: Air engines , Approximation , Cycles , Engines , Finite element model , Flow (Dynamics) , Fluids , Heat transfer , Manufacturing , Network models
High Speed Characterization of a Prototype Leaf Seal on an Advanced Seal Test Facility
Michael J. Pekris, Adele Nasti, Ingo H. J. Jahn, Gervas Franceschini
GT 2015; V05CT15A023https://doi.org/10.1115/GT2015-43465
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Topics: Engineering prototypes , Test facilities , Engines , Leakage , Rotors , ASME Standards , Flight , Measurement uncertainty , Pressure , Torque
A Multiphase Computational Study of Oil-Air Flow Within the Bearing Sector of Aeroengines
Akinola A. Adeniyi, Hervé P. Morvan, Kathy A. Simmons
GT 2015; V05CT15A024https://doi.org/10.1115/GT2015-43496
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Topics: Bearings , Flow (Dynamics) , Roller bearings , Boundary-value problems , Computational fluid dynamics , Simulation , Combustion , Combustion chambers , Cooling , Drops
Simplified Protrusion Drag and Heat Transfer Modelling of Bolts on a Rotating Disc
Sulfickerali Noor Mohamed, John W. Chew, Nick J. Hills
GT 2015; V05CT15A025https://doi.org/10.1115/GT2015-43501
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Topics: Drag (Fluid dynamics) , Heat transfer , Modeling , Rotating disks , Disks , Temperature , Computational fluid dynamics , Flow (Dynamics) , Rotors , Cavities
Solution Strategies for Thin Film Rimming Flow Modelling
B. Kakimpa, H. P. Morvan, S. Hibberd
GT 2015; V05CT15A026https://doi.org/10.1115/GT2015-43503
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Topics: Flow (Dynamics) , Modeling , Thin films , Stability , Surface tension , Inertia (Mechanics) , Shock (Mechanics) , Wavelength , Computer simulation , Resolution (Optics)
Thin-Film Flow Over a Rotating Plate: An Assessment of the Suitability of VOF and Eulerian Thin-Film Methods for the Numerical Simulation of Isothermal Thin-Film Flows
B. Kakimpa, H. P. Morvan, S. Hibberd
GT 2015; V05CT15A027https://doi.org/10.1115/GT2015-43506
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Topics: Computer simulation , Flow (Dynamics) , Thin films , Film thickness , Fluids , Computational fluid dynamics , Model validation , Modeling , Temperature
Experimental and Tomography-Based CFD Investigations of the Flow in Open Cell Metal Foams With Application to Aero Engine Separators
Thiago P. de Carvalho, Hervé P. Morvan, David Hargreaves, Hatem Oun, Andrew Kennedy
GT 2015; V05CT15A028https://doi.org/10.1115/GT2015-43509
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Topics: Aircraft engines , Computational fluid dynamics , Flow (Dynamics) , Metal foams , Separation (Technology) , Simulation , Engineering simulation , Modeling , Particulate matter , Turbulence
Effects of the Main Gas Path Pressure Field on Rim Seal Flows in a Stationary Linear Cascade
Jeffrey Gibson, Karen Thole, Jesse Christophel, Curtis Memory
GT 2015; V05CT15A029https://doi.org/10.1115/GT2015-43517
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Topics: Cascades (Fluid dynamics) , Flow (Dynamics) , Pressure , Blades , Sealing (Process) , Design , Engines , Gas turbines , Turbines
Two-Phase Computational Modelling of a Spiral Bevel Gear Using a Eulerian Multiphase Model
Baydu C. Al, Kathy Simmons, Hervé P. Morvan
GT 2015; V05CT15A030https://doi.org/10.1115/GT2015-43541
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Topics: Modeling , Spiral bevel gears , Gears , Lubrication , Bevel gears , Flow (Dynamics) , Fuel consumption , Gas turbines , Heat , Mechanical drives
Velocity Measurements in the Vicinity of the Exit and Inlet of a Spiral Bevel Gear Shroud
Kathy Simmons, Graham Johnson
GT 2015; V05CT15A031https://doi.org/10.1115/GT2015-43549
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Topics: Spiral bevel gears , Velocity measurement , Flow (Dynamics) , Gears , Computational fluid dynamics , Bevel gears , Boundary-value problems , Containment , Gas turbines , Laser Doppler anemometry
A Computational Investigation Into the Effects of Inlet Swirl on a Shrouded Spiral Bevel Gear
A. Turner, H. P. Morvan, K. Simmons
GT 2015; V05CT15A032https://doi.org/10.1115/GT2015-43561
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Topics: Spiral bevel gears , Gears , Flow (Dynamics) , Geometry , Boundary-value problems , Fluid dynamics , Mechanical drives
Numerical Investigation of Dynamic Characteristics of a Fluidic Device
Bharat Koli, John W. Chew, Nick J. Hills, Timothy Scanlon
GT 2015; V05CT15A033https://doi.org/10.1115/GT2015-43601
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Topics: Fluidic devices , Flow (Dynamics) , Nozzles , Computational fluid dynamics , Cooling , Engineering simulation , Momentum , Physics , Pressure , Simulation
CFD Investigation of Labyrinth Seal Leakage Performance Depending on Mushroom Shaped Tooth Wear
Yahya Doğu, Mustafa C. Sertçakan, Ahmet S. Bahar, Altuğ Pişkin, Ercan Arıcan, Mustafa Kocagül
GT 2015; V05CT15A034https://doi.org/10.1115/GT2015-43607
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Topics: Computational fluid dynamics , Leakage , Wear , Clearances (Engineering) , Rotors , Stators , Flow (Dynamics) , Pressure , Damage , Engines
CFD Investigation of Brush Seal Leakage Performance Depending on Geometric Dimensions and Operating Conditions
Yahya Doğu, Mustafa C. Sertçakan, Ahmet S. Bahar, Altuğ Pişkin, Ercan Arıcan, Mustafa Kocagül
GT 2015; V05CT15A035https://doi.org/10.1115/GT2015-43638
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Topics: Computational fluid dynamics , Dimensions , Leakage , Design , Clearances (Engineering) , Flow (Dynamics) , Geometry , Porous materials , Pressure , Rotors
CFD Simulation of Lab Seal Tooth Tip Geometry Variations to Reduce Leakage
Hasham H. Chougule, Alexander Mirzamoghadam
GT 2015; V05CT15A036https://doi.org/10.1115/GT2015-43895
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Topics: Computational fluid dynamics , Geometry , Leakage , Simulation , Flow (Dynamics) , Cavities , Honeycomb structures , Leakage flows , Turbulence , Vortices
Brush Seal Structural Analysis and Correlation With Tests for Turbine Conditions
E. Tolga Duran, Mahmut F. Aksit, Murat Ozmusul
GT 2015; V05CT15A037https://doi.org/10.1115/GT2015-44067
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Topics: Structural analysis , Turbines , Rotors , Stress , Engineering simulation , Simulation , Computer-aided engineering , Finite element model , Stiffness , Transient analysis
CAE Based Brush Seal Characterization for Stiffness and Stress Levels
E. Tolga Duran, Mahmut F. Aksit, Murat Ozmusul
GT 2015; V05CT15A038https://doi.org/10.1115/GT2015-44068
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Topics: Computer-aided engineering , Stiffness , Stress , Rotors , Design , Pressure , Steady state , Turbines
Brush Seal Free State Stiffness Analyses, Tests and Inspection on Dynamic Effects
E. Tolga Duran, Mahmut F. Aksit, Murat Ozmusul
GT 2015; V05CT15A039https://doi.org/10.1115/GT2015-44069
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Topics: Inspection , Stiffness , Rotors , Computer-aided engineering , Durability , Leakage , Stress , Wear , Finite element analysis , Pressure

Transitional Flows (With Turbomachinery)

Transonic Turbine Cascade Measurements for a Variable Speed Power Turbine Blade at Low to Moderate Reynolds Numbers: Aerodynamic Loss Surveys
J. A. Long, L. P. G. Moualeu, N. J. Hemming, F. E. Ames, Y. B. Suzen
GT 2015; V05CT16A001https://doi.org/10.1115/GT2015-42504
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Topics: Cascades (Fluid dynamics) , Reynolds number , Turbine blades , Turbines , Turbulence , Blades , Pressure , Chords (Trusses) , Design , Heat transfer
Admissible Roughness in Gas Turbines
Martin N. Goodhand
GT 2015; V05CT16A002https://doi.org/10.1115/GT2015-43326
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Topics: Gas turbines , Surface roughness , Blades , Compressors , Engines , Pressure , Airfoils , Chords (Trusses) , Combustion chambers , Flow (Dynamics)
The Limitations of “Ra” to Describe Surface Roughness
Martin N. Goodhand, Karl Walton, Liam Blunt, Hang W. Lung, Robert J. Miller, Reg Marsden
GT 2015; V05CT16A003https://doi.org/10.1115/GT2015-43329
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Topics: Surface roughness , Airfoils , Drag (Fluid dynamics) , Blades , Polishing , Reynolds number , Skin friction (Fluid dynamics) , Wakes

Combustors (With Combustion, Fuels and Emissions)

Flowfield and Temperature Profiles Measurements on a Combustor Simulator Dedicated to Hot Streaks Generation
Tommaso Bacci, Gianluca Caciolli, Bruno Facchini, Lorenzo Tarchi, Charlie Koupper, Jean-Louis Champion
GT 2015; V05CT17A001https://doi.org/10.1115/GT2015-42217
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Topics: Combustion chambers , Temperature profiles , Flow (Dynamics) , Cooling , Ducts , High pressure (Physics) , Air flow , Coolants , Databases , Ejectors
Turbulence Field Measurements at the Exit of a Combustor Simulator Dedicated to Hot Streaks Generation
Tommaso Bacci, Bruno Facchini, Alessio Picchi, Lorenzo Tarchi, Charlie Koupper, Jean-Louis Champion
GT 2015; V05CT17A002https://doi.org/10.1115/GT2015-42218
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Topics: Combustion chambers , Turbulence , Flow (Dynamics) , Air flow , Coolants , Cooling , Ducts , Fibers , High pressure (Physics) , Probes
Experimental and Numerical Calculation of Turbulent Timescales at the Exit of an Engine Representative Combustor Simulator
Charlie Koupper, Tommaso Bacci, Bruno Facchini, Alessio Picchi, Lorenzo Tarchi, Laurent Gicquel, Florent Duchaine, Guillaume Bonneau
GT 2015; V05CT17A003https://doi.org/10.1115/GT2015-42278
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Topics: Combustion chambers , Engines , Turbulence , Signals , High pressure (Physics) , Air flow , Combustion , Cooling , Errors , Flow (Dynamics)
Hybrid RANS-LES Modeling of a Hot Streak Generator Oriented to the Study of Combustor-Turbine Interaction
A. Andreini, B. Facchini, M. Insinna, L. Mazzei, S. Salvadori
GT 2015; V05CT17A004https://doi.org/10.1115/GT2015-42402
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Topics: Combustion chambers , Generators , Modeling , Reynolds-averaged Navier–Stokes equations , Turbines , Design , Simulation , Bearings , Computational fluid dynamics , Cooling
Impact of Swirl Flow on Combustor Liner Heat Transfer and Cooling: A Numerical Investigation With Hybrid RANS-LES Models
L. Mazzei, A. Andreini, B. Facchini, F. Turrini
GT 2015; V05CT17A005https://doi.org/10.1115/GT2015-42403
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Topics: Combustion chambers , Cooling , Flow (Dynamics) , Heat transfer , Reynolds-averaged Navier–Stokes equations , Swirling flow , Cooling systems , Corners (Structural elements) , Ejectors , Engineering simulation
Evaluation of the Turbulence Radiation Interaction and the Validity of the Optically Thin Fluid Approximation in a High Turbulent Premixed Methane Flame
Fabian Eiberger, Peter Habisreuther, Nikolaos Zarzalis, Fabio Turrini
GT 2015; V05CT17A006https://doi.org/10.1115/GT2015-42478
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Topics: Approximation , Flames , Fluids , Methane , Radiation (Physics) , Turbulence , Computational fluid dynamics , Absorption , Stress , Temperature
Effect of Primary Zone Operating Condition for Dilution Mixing Behavior in a Gas Turbine
Wei Dai, Yuzhen Lin, Quanhong Xu, Chi Zhang, Xin Xue
GT 2015; V05CT17A007https://doi.org/10.1115/GT2015-42484
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Topics: Gas turbines , Fuels , Combustion chambers , Temperature , Temperature distribution , Flow (Dynamics) , Combustion , Drops , Jets , Pressure
Adiabatic Effectiveness and Flow Field Measurements in a Realistic Effusion Cooled Lean Burn Combustor
Antonio Andreini, Riccardo Becchi, Bruno Facchini, Lorenzo Mazzei, Alessio Picchi, Fabio Turrini
GT 2015; V05CT17A008https://doi.org/10.1115/GT2015-42584
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Topics: Combustion chambers , Flow (Dynamics) , Vortices , Ejectors , Emissions , Geometry , Nitrogen oxides , Aircraft engines , Coolants , Cooling
Effect of Slot Injection and Effusion Array on the Liner Heat Transfer Coefficient of a Scaled Lean Burn Combustor With Representative Swirling Flow
Antonio Andreini, Riccardo Becchi, Bruno Facchini, Alessio Picchi, Fabio Turrini
GT 2015; V05CT17A009https://doi.org/10.1115/GT2015-42587
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Topics: Combustion chambers , Heat transfer coefficients , Swirling flow , Flow (Dynamics) , Cooling , Aircraft engines , Ejectors , Emissions , Geometry , Heat
Combustor Heat Shield Impingement Cooling and its Effect on Liner Convective Heat Transfer for a Model Annular Combustor With Radial Swirlers
David Gomez-Ramirez, Deepu Dilip, Bharath Viswanath Ravi, Samruddhi Deshpande, Jaideep Pandit, Srinath V. Ekkad, Hee-Koo Moon, Yong Kim, Ram Srinivasan
GT 2015; V05CT17A010https://doi.org/10.1115/GT2015-42868
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Topics: Combustion chambers , Convection , Heat shielding , Impingement cooling , Domes (Structural elements) , Cooling , Gas turbines , Heat transfer , Flow (Dynamics) , Outflow
Numerical Investigation of Effect of Geometry Changes in a Model Combustor on Swirl Dominated Flow and Heat Transfer
Sandeep Kedukodi, Srinath Ekkad, Hee Koo Moon, Yong Kim, Ram Srinivasan
GT 2015; V05CT17A011https://doi.org/10.1115/GT2015-43035
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Topics: Combustion chambers , Flow (Dynamics) , Geometry , Heat transfer , Computation , Turbulence , Air flow , Convection , Cylinders , Engineering simulation
Metal Temperature Prediction of a DLN1 Class Flame Tube by CFD CHT Approach
Riccardo Da Soghe, Cosimo Bianchini, Antonio Andreini, Lorenzo Mazzei, Giovanni Riccio, Alessandro Marini
GT 2015; V05CT17A012https://doi.org/10.1115/GT2015-43135
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Topics: Computational fluid dynamics , Flames , Metals , Temperature , Stress , Combustion chambers , Heat transfer , Combustion , Engines , Flow (Dynamics)
CFD Modelling of Heat Soak-Back Phenomenon Inside a Gas Turbine Combustor
M. Ali Ghazlani, Alain De Champlain, Bernard Paquet, Smail Kalla, Nigel Davenport
GT 2015; V05CT17A013https://doi.org/10.1115/GT2015-43819
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Topics: Combustion chambers , Computational fluid dynamics , Gas turbines , Heat , Modeling , Engines , Ejectors , Simulation , Air flow , Fuels
Transition From a Single to a Double Flame Structure in Swirling Reacting Flows: Mechanism, Dynamics, and Effect of Thermal Boundary Conditions
Soufien Taamallah, Santosh J. Shanbhogue, Yinka S. Sanusi, Esmail M. A. Mokhiemer, Ahmed F. Ghoniem
GT 2015; V05CT17A014https://doi.org/10.1115/GT2015-43998
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Topics: Boundary-value problems , Dynamics (Mechanics) , Flames , Flow (Dynamics) , Swirling flow , Shear (Mechanics) , Acoustics , Combustion chambers , Ignition , Chemiluminescence

Structures (With Structures and Dynamics)

Supporting Structure Performances Analysis of Heavy-Duty Gas Turbine Based on Fluid-Solid Coupling Method
Guohui Xu, Jian Zhou, Mingjian Lu, Haipeng Geng, Yanhua Sun, Lie Yu, Lihua Yang, Shiquan Zhao, Xiaobing Qi, Xueyun Liu, Yu Fang
GT 2015; V05CT18A001https://doi.org/10.1115/GT2015-42098
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Topics: Fluids , Gas turbines , Cooling , Stress , Gravity (Force) , Temperature effects , Bearings , Deformation , Finite element methods , Flow (Dynamics)
Thermo-Mechanical Rotor Analysis Tuned by Engine Operational Data
Silvia Bruzzone, Marco Mantero, Stefano Patrone, Benedetto M. Santolini, Andrea Silingardi, Laura Traversone
GT 2015; V05CT18A002https://doi.org/10.1115/GT2015-42655
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Topics: Engines , Rotors , Thermomechanics , Stress , Finite element methods , Finite element model , Tie rods , Transients (Dynamics) , Boundary-value problems , Disks
The Effect of Compressor Shaft Geometry on Shaft Thermal Bow due to Natural Convection
E. O. Smith, A. J. Neely
GT 2015; V05CT18A003https://doi.org/10.1115/GT2015-42940
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Topics: Compressors , Geometry , Natural convection , Clearances (Engineering) , Computational fluid dynamics , Finite element analysis , Annulus , Temperature , Cavities , Cooling
Blade Triggered Excitation of Periodically Unsteady Impinging Jets for Efficient Turbine Liner Segment Cooling
Christian Scherhag, Jan Paul Geiermann, Fabian Wartzek, Heinz-Peter Schiffer
GT 2015; V05CT18A004https://doi.org/10.1115/GT2015-43497
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Topics: Blades , Cooling , Excitation , Jets , Turbines , Pressure , Cavities , Oscillations , Rotors , Annulus
Influence of Temperature Distribution on Tighten Force in Tie-Bolt Fastened Rotor With Considering Thermal Contact Conductance
He Peng, Ning Xu, Zhansheng Liu
GT 2015; V05CT18A005https://doi.org/10.1115/GT2015-44031
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Topics: Contact resistance , Rotors , Temperature distribution , Tie rods , Pressure , Rods , Surface roughness , Thermal expansion , Finite element methods , Rotordynamics
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