Volumes | Turbo Expo: Power for Land, Sea, and Air | American Society of Mechanical Engineers Digital Collection

ASME Turbo Expo 2015: Turbine Technical Conference and Exposition

June 15–19, 2015

Montreal, Quebec, Canada

Conference Sponsors:

ISBN:

978-0-7918-5673-4

In This Volume

Internal Air Systems and Seals (With Turbomachinery) (39)
Transitional Flows (With Turbomachinery) (3)
Combustors (With Combustion, Fuels and Emissions) (14)
Structures (With Structures and Dynamics) (5)

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; V05CT15A001doi:https://doi.org/10.1115/GT2015-42029

Abstract

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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; V05CT15A002doi:https://doi.org/10.1115/GT2015-42044

Abstract

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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; V05CT15A003doi:https://doi.org/10.1115/GT2015-42106

Abstract

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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; V05CT15A004doi:https://doi.org/10.1115/GT2015-42324

Abstract

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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; V05CT15A005doi:https://doi.org/10.1115/GT2015-42326

Abstract

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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; V05CT15A006doi:https://doi.org/10.1115/GT2015-42327

Abstract

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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; V05CT15A007doi:https://doi.org/10.1115/GT2015-42408

Abstract

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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; V05CT15A008doi:https://doi.org/10.1115/GT2015-42430

Abstract

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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; V05CT15A009doi:https://doi.org/10.1115/GT2015-42550

Abstract

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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; V05CT15A010doi:https://doi.org/10.1115/GT2015-42580

Abstract

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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; V05CT15A011doi:https://doi.org/10.1115/GT2015-42609

Abstract

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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; V05CT15A012doi:https://doi.org/10.1115/GT2015-42624

Abstract

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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; V05CT15A013doi:https://doi.org/10.1115/GT2015-42852

Abstract

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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; V05CT15A014doi:https://doi.org/10.1115/GT2015-42944

Abstract

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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; V05CT15A015doi:https://doi.org/10.1115/GT2015-42946

Abstract

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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; V05CT15A016doi:https://doi.org/10.1115/GT2015-43117

Abstract

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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; V05CT15A017doi:https://doi.org/10.1115/GT2015-43184

Abstract

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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; V05CT15A018doi:https://doi.org/10.1115/GT2015-43231

Abstract

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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; V05CT15A019doi:https://doi.org/10.1115/GT2015-43238

Abstract

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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; V05CT15A020doi:https://doi.org/10.1115/GT2015-43293

Abstract

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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; V05CT15A021doi:https://doi.org/10.1115/GT2015-43378

Abstract

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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; V05CT15A022doi:https://doi.org/10.1115/GT2015-43406

Abstract

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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; V05CT15A023doi:https://doi.org/10.1115/GT2015-43465

Abstract

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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; V05CT15A024doi:https://doi.org/10.1115/GT2015-43496

Abstract

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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; V05CT15A025doi:https://doi.org/10.1115/GT2015-43501

Abstract

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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; V05CT15A026doi:https://doi.org/10.1115/GT2015-43503

Abstract

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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; V05CT15A027doi:https://doi.org/10.1115/GT2015-43506

Abstract

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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; V05CT15A028doi:https://doi.org/10.1115/GT2015-43509

Abstract

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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; V05CT15A029doi:https://doi.org/10.1115/GT2015-43517

Abstract

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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; V05CT15A030doi:https://doi.org/10.1115/GT2015-43541

Abstract

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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; V05CT15A031doi:https://doi.org/10.1115/GT2015-43549

Abstract

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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; V05CT15A032doi:https://doi.org/10.1115/GT2015-43561

Abstract

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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; V05CT15A033doi:https://doi.org/10.1115/GT2015-43601

Abstract

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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; V05CT15A034doi:https://doi.org/10.1115/GT2015-43607

Abstract

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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; V05CT15A035doi:https://doi.org/10.1115/GT2015-43638

Abstract

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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; V05CT15A036doi:https://doi.org/10.1115/GT2015-43895

Abstract

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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; V05CT15A037doi:https://doi.org/10.1115/GT2015-44067

Abstract

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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; V05CT15A038doi:https://doi.org/10.1115/GT2015-44068

Abstract

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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; V05CT15A039doi:https://doi.org/10.1115/GT2015-44069

Abstract

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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; V05CT16A001doi:https://doi.org/10.1115/GT2015-42504

Abstract

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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; V05CT16A002doi:https://doi.org/10.1115/GT2015-43326

Abstract

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Topics: Gas turbines , Surface roughness , Blades , Compressors , Engines , Pressure , Airfoils , Chords (Trusses) , Combustion chambers , Flow (Dynamics)

The Limitations of “R_a” to Describe Surface Roughness

Martin N. Goodhand, Karl Walton, Liam Blunt, Hang W. Lung, Robert J. Miller, Reg Marsden

GT 2015; V05CT16A003doi:https://doi.org/10.1115/GT2015-43329

Abstract

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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; V05CT17A001doi:https://doi.org/10.1115/GT2015-42217

Abstract

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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; V05CT17A002doi:https://doi.org/10.1115/GT2015-42218

Abstract

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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; V05CT17A003doi:https://doi.org/10.1115/GT2015-42278

Abstract

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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; V05CT17A004doi:https://doi.org/10.1115/GT2015-42402

Abstract

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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; V05CT17A005doi:https://doi.org/10.1115/GT2015-42403

Abstract

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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; V05CT17A006doi:https://doi.org/10.1115/GT2015-42478

Abstract

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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; V05CT17A007doi:https://doi.org/10.1115/GT2015-42484

Abstract

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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; V05CT17A008doi:https://doi.org/10.1115/GT2015-42584

Abstract

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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; V05CT17A009doi:https://doi.org/10.1115/GT2015-42587

Abstract

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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; V05CT17A010doi:https://doi.org/10.1115/GT2015-42868

Abstract

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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; V05CT17A011doi:https://doi.org/10.1115/GT2015-43035

Abstract

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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; V05CT17A012doi:https://doi.org/10.1115/GT2015-43135

Abstract

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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; V05CT17A013doi:https://doi.org/10.1115/GT2015-43819

Abstract

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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; V05CT17A014doi:https://doi.org/10.1115/GT2015-43998

Abstract

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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; V05CT18A001doi:https://doi.org/10.1115/GT2015-42098

Abstract

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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; V05CT18A002doi:https://doi.org/10.1115/GT2015-42655

Abstract

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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; V05CT18A003doi:https://doi.org/10.1115/GT2015-42940

Abstract

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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; V05CT18A004doi:https://doi.org/10.1115/GT2015-43497

Abstract

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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; V05CT18A005doi:https://doi.org/10.1115/GT2015-44031

Abstract

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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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Proceedings Papers

Internal Air Systems and Seals (With Turbomachinery)

Transitional Flows (With Turbomachinery)

Combustors (With Combustion, Fuels and Emissions)

Structures (With Structures and Dynamics)

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