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ASME 2011 Turbo Expo: Turbine Technical Conference and Exposition

June 6–10, 2011

Vancouver, British Columbia, Canada

Conference Sponsors:

ISBN:

978-0-7918-5461-7

In This Volume

Aircraft Engine (41)
Ceramics (6)
Coal, Biomass and Alternative Fuels (18)
Wind Turbine Technology (24)

Volume 1: Aircraft Engine; Ceramics; Coal, Biomass and Alternative Fuels; Wind Turbine Technology

Aircraft Engine

Evaluating Complex Inlet Distortion With a Parallel Compressor Model: Part 1—Concepts, Theory, Extensions, and Limitations

William T. Cousins, Milt W. Davis, Jr.

GT 2011; 1-12doi:https://doi.org/10.1115/GT2011-45067

Abstract

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Topics: Compressors , Compression , Testing , Computer simulation , Simulation , Computers , Design , Dynamic response , Flow (Dynamics) , Gas turbines

Evaluating Complex Inlet Distortion With a Parallel Compressor Model: Part 2—Applications to Complex Patterns

Milt W. Davis, Jr., William T. Cousins

GT 2011; 13-23doi:https://doi.org/10.1115/GT2011-45068

Abstract

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Topics: Compressors , Compression , Simulation , Computer simulation , Computers , Flow (Dynamics) , Gas turbines , Generators , Physics

Separation of Particles in the Secondary Air System of Gas Turbines

Natalia Garci´a Vi´llora, Klaus Dullenkopf, Hans-Jo¨rg Bauer

GT 2011; 25-37doi:https://doi.org/10.1115/GT2011-45080

Abstract

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Topics: Gas turbines , Particulate matter , Separation (Technology) , Aircraft engines , Cavities , Cooling systems , Density , Drag (Fluid dynamics) , Engines , Film cooling

Altitude Performance of a Turbojet With Alternate Fuels

Craig R. Davison, Wajid A. Chishty

GT 2011; 39-50doi:https://doi.org/10.1115/GT2011-45132

Abstract

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Topics: Fuels , Turbojets , Aviation , Jet fuels , Brayton cycle , Combustion , Engines , Governments , Hypobaric chambers , Knudsen number

Emissions Assessment of Alternative Aviation Fuel at Simulated Altitudes

Wajid A. Chishty, Craig R. Davison, Jeffrey Bird, Tak Chan, Kevin Cuddihy, Mark McCurdy, Peter Barton, Aneliia Krasteva, Pierre Poitras

GT 2011; 51-61doi:https://doi.org/10.1115/GT2011-45133

Abstract

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Topics: Aviation , Emissions , Fuels , Engines , Carbon , Carbon dioxide , Climate change , Cycles , Flight , Governments

Nonlinear Fault Diagnosis of Jet Engines by Using a Multiple Model-Based Approach

E. Naderi, N. Meskin, K. Khorasani

GT 2011; 63-75doi:https://doi.org/10.1115/GT2011-45143

Abstract

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Topics: Fault diagnosis , Jet engines , Engines , Kalman filters , Probability , Actuators , Algorithms , Compressors , Flaw detection , Simulation results

Experimental and Computational Approach for Jet Noise Mitigation by Mixing Control Devices

Nozomi Tanaka, Tsutomu Oishi, Yoshinori Ooba, Shunji Enomoto, Kazuomi Yamamoto, Tatsuya Ishii

GT 2011; 77-89doi:https://doi.org/10.1115/GT2011-45200

Abstract

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Topics: Noise control , Nozzles , Noise (Sound) , Acoustics , Shear (Mechanics) , Design , Jets , Large eddy simulation , Mach number , Thrust

Near and Far-Field Investigations of Supersonic Jet Noise Predictions Using a Coupled LES and FW-H Equation Method

James P. Erwin, Neeraj Sinha

GT 2011; 91-100doi:https://doi.org/10.1115/GT2011-45210

Abstract

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Topics: Noise (Sound) , Acoustics , Aircraft , Acoustics research , Anechoic chambers , Engines , Exhaust systems , Flow (Dynamics) , Gas turbines , Large eddy simulation

Assessment of Scavenge Efficiency for a Helicopter Particle Separation System

Leiyong Jiang, Michael Benner, Jeff Bird

GT 2011; 101-109doi:https://doi.org/10.1115/GT2011-45307

Abstract

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Topics: Particulate matter , Separation (Technology) , Engines , Flow (Dynamics) , Gravity (Force) , Inertia (Mechanics) , Particle size , Sands , Shapes

Simulations and Measurements of the Flow and Noise in Hot Supersonic Jets

Philip J. Morris, Dennis K. McLaughlin, Yongle Du, Ching-Wen Kuo

GT 2011; 111-125doi:https://doi.org/10.1115/GT2011-45368

Abstract

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Topics: Engineering simulation , Flow (Dynamics) , Jets , Noise (Sound) , Simulation , Nozzles , Acoustics , Computer simulation , Engines , Exhaust systems

Ultra High Bypass Ratio Engine Sizing and Cycle Selection Study for a Subsonic Commercial Aircraft in the N+2 Timeframe

Brian K. Kestner, Jeff S. Schutte, Jonathan C. Gladin, Dimitri N. Mavris

GT 2011; 127-137doi:https://doi.org/10.1115/GT2011-45370

Abstract

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Topics: Aircraft , Cycles , Engines , Turbofans , Wings , Design , Fuels , Noise (Sound) , Pressure , Aviation

NPSS Volume Dynamic Capability for Real-Time Physics Based Engine Modeling

Christopher Argote, Brian K. Kestner, Dimitri N. Mavris

GT 2011; 139-148doi:https://doi.org/10.1115/GT2011-45374

Abstract

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Topics: Engines , Modeling , Physics , Cycles , Dynamics (Mechanics) , Momentum , Boundary-value problems , Ducts , Equations of motion , Simulation

Experimental and Numerical Research of Fan Bypass Duct Flows in Japanese Environmentally Compatible Engine for Small Aircraft Project

Yoshinori Ooba, Takeshi Murooka, Takashi Yamane, Osamu Nozaki, Takeshi Ishiyama

GT 2011; 149-159doi:https://doi.org/10.1115/GT2011-45481

Abstract

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Topics: Aircraft , Ducts , Engines , Flow (Dynamics) , Computational fluid dynamics , Struts (Engineering) , Testing , Aircraft engines , Gas turbines , Simulation

Correlations Hidden in Compressor Maps

Joachim Kurzke

GT 2011; 161-170doi:https://doi.org/10.1115/GT2011-45519

Abstract

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Topics: Compressors , Flow (Dynamics) , Shapes , Engines , Machinery , Physics , Pressure , Artificial neural networks , Blades , Gas turbines

Integrated Preliminary Design Approach for Turbomachinery Design

Vinod Chaudhari, Thomas Moniz, Chandrakant NaikTari, Daniel Waslo, Mohan Kanase

GT 2011; 171-176doi:https://doi.org/10.1115/GT2011-45546

Abstract

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Topics: Design , Turbomachinery , Cycles , Weight (Mass) , Design engineering , Engines , Conceptual design , Cross section (Physics) , Design methodology , Engineering disciplines

Investigation of the Effects of Inlet Swirl on Compressor Performance and Operability Using a Modified Parallel Compressor Model

Nicholas Fredrick, Milt Davis, Jr.

GT 2011; 177-187doi:https://doi.org/10.1115/GT2011-45553

Abstract

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Topics: Compressors , Engines , Pressure , Testing , Aircraft , Gas turbines , Inlet guide vanes , Propulsion systems , Turbofans , Blades

Minimising Loss in a Heat Exchanger Installation for an Intercooled Turbofan Engine

Pok-Wang Kwan, David R. H. Gillespie, Rory D. Stieger, Andrew M. Rolt

GT 2011; 189-200doi:https://doi.org/10.1115/GT2011-45814

Abstract

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Topics: Engines , Heat exchangers , Turbofans , Flow (Dynamics) , Computational fluid dynamics , Design , Fluids , Aircraft engines , Cooling , Heat transfer

Evaluation of Total Engine Performance Degradation Based on Modular Efficiencies

Carsten Ebmeyer, Jens Friedrichs, Tobias Wensky, Uwe Zachau

GT 2011; 201-210doi:https://doi.org/10.1115/GT2011-45839

Abstract

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Topics: Engines , Maintenance , Wings , Combustion chambers , Computer software , Cycles , Exhaust systems , Flight , Jet engines , Nozzles

Performance Comparison of Aero-Engine Thrust Augmentors Stabilized by Bluff Body Flame Holders and a Flame-Holder-Less Concept

Armin Tammer, John T. Cutright, Yedidia Neumeier, Ben T. Zinn

GT 2011; 211-221doi:https://doi.org/10.1115/GT2011-45862

Abstract

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Topics: Aircraft engines , Flames , Thrust , Thermal efficiency , Engines , Weight (Mass) , Combustion , Pressure , Compressors , Flight

Altitude Testing of the E3E Core Engine

Holger Klinger, Sebastian Bake, Hans-Frieder Vogt, Daniel Knieschke, Peter Schober

GT 2011; 223-232doi:https://doi.org/10.1115/GT2011-45876

Abstract

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Topics: Engines , Stress , Testing , Turbines , Aeronautics , Bearings , Ceramics , Clearances (Engineering) , Combustion , Combustion chambers

Influence of Microjet Injection on Supersonic Jet Noise and Flow Field

Ryuichi Okada, Toshinori Watanabe, Seiji Uzawa, Takehiro Himeno, Tsutomu Oishi

GT 2011; 233-242doi:https://doi.org/10.1115/GT2011-46150

Abstract

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Topics: Flow (Dynamics) , Noise (Sound) , Noise control , Acoustics , Computational fluid dynamics , Jet engines , Mach number , Nozzles , Sound pressure , Spectra (Spectroscopy)

An Improved Approach to Technology Portfolio Prioritization Process Under Uncertainty

Farooq Akram, Matthew A. Prior, Dimitri N. Mavris

GT 2011; 243-255doi:https://doi.org/10.1115/GT2011-46156

Abstract

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Topics: Uncertainty , Design , Uncertainty quantification , Aircraft engines , Modeling , Preferences

Computational Fluid Dynamics Drag Prediction and Decomposition for Propulsive System Integration

Thierry Sibilli, Mark Savill

GT 2011; 257-264doi:https://doi.org/10.1115/GT2011-46214

Abstract

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Topics: Computational fluid dynamics , Drag (Fluid dynamics) , Flow (Dynamics) , Wings , Design , Engines , Entropy , Errors , Momentum , Optimization

Experimental Study on a Notched Nozzle for Jet Noise Reduction

T. Ishii, H. Oinuma, K. Nagai, N. Tanaka, Y. Oba, T. Oishi

GT 2011; 265-276doi:https://doi.org/10.1115/GT2011-46244

Abstract

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Topics: Noise control , Nozzles , Noise (Sound) , Engines , Plumes (Fluid dynamics) , Pressure , Sound pressure , Acoustics , Deformation , Pressure measurement

Thin Film Modelling for Aero-Engine Bearing Chambers

C. Wang, H. P. Morvan, S. Hibberd, K. A. Cliffe

GT 2011; 277-286doi:https://doi.org/10.1115/GT2011-46259

Abstract

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Topics: Aircraft engines , Bearings , Modeling , Thin films , Flow (Dynamics) , Computer simulation , Engines , Film flow , Momentum

Towards a Fully Coupled Component Zooming Approach in Engine Performance Simulation

Julien Pilet, Jean-Loi¨c Lecordix, Nicolas Garcia-Rosa, Roger Bare`nes, Ge´rard Lavergne

GT 2011; 287-299doi:https://doi.org/10.1115/GT2011-46320

Abstract

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Topics: Computational fluid dynamics , Engines , Simulation

Thrust Reverser for a Separate Exhaust High Bypass Ratio Turbofan Engine and its Effect on Aircraft and Engine Performance

Tashfeen Mahmood, Anthony Jackson, Vishal Sethi, Pericles Pilidis

GT 2011; 301-313doi:https://doi.org/10.1115/GT2011-46397

Abstract

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Topics: Aircraft , Engines , Exhaust systems , Thrust reversers , Turbofans , Nozzles , Performance characterization , Turbines , Aircraft engines , Compressors

The Effect of Chevrons on Crackle: Engine and Scale Model Results

Steve Martens, John T. Spyropoulos, Zac Nagel

GT 2011; 315-326doi:https://doi.org/10.1115/GT2011-46417

Abstract

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Topics: Engines , Noise (Sound) , Nozzles , Aircraft , Exhaust systems , Plumes (Fluid dynamics) , Shock (Mechanics) , Acoustics , Aircraft engines , Engineering prototypes

Effect of Pressure and Oil Mist on Windage Power Loss of a Shrouded Spiral Bevel Gear

Kathy Simmons, Graham Johnson, Nikolas Wiedemann

GT 2011; 327-335doi:https://doi.org/10.1115/GT2011-46426

Abstract

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Topics: Pressure , Spiral bevel gears , Fluids , Gears , Density , Bevel gears , Gas turbines , Heat , Measurement systems , Mechanical drives

Liquid and Gas Flow Behaviour in Highly Rotating Environment

Budi Chandra, Kathy Simmons, Stephen Pickering, Marc Tittel

GT 2011; 337-345doi:https://doi.org/10.1115/GT2011-46430

Abstract

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Topics: Gas flow , Bearings , Gravity (Force) , Air flow , Die cutting , Film thickness , Flow (Dynamics) , Lubrication theory , Shearing (Deformation) , Aircraft engines

Virtual Gas Turbines: Geometry and Conceptual Description

Luca di Mare, Davendu Y. Kulkarni, Feng Wang, Artyom Romanov, Pandia R. Ramar, Zacharias I. Zachariadis

GT 2011; 347-358doi:https://doi.org/10.1115/GT2011-46437

Abstract

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Topics: Gas turbines , Geometry , Engines , Computation , Construction , Engineering simulation , Modeling , Phase interfaces , Simulation , Turbofans

Conceptual Design and Mission Analysis for a Geared Turbofan and an Open Rotor Configuration

Linda Larsson, Tomas Gro¨nstedt, Konstantinos G. Kyprianidis

GT 2011; 359-370doi:https://doi.org/10.1115/GT2011-46451

Abstract

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Topics: Conceptual design , Rotors , Turbofans , Engines , Design , Emissions , Fuels , Thrust , Aircraft , Engineering disciplines

Modeling of Inlet Distortion Using a Combined Turbofan and Nacelle Inlet Model During Crosswind and Low Speed Forward Operation

Kiran Vunnam, Robert Hoover

GT 2011; 371-380doi:https://doi.org/10.1115/GT2011-46466

Abstract

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Topics: Modeling , Turbofans , Flow (Dynamics) , Pressure , Vortices , Computational fluid dynamics , Air flow , Rotors , Stators , Geometry

Noise Prediction of Pressure-Mismatched Jets Using Unstructured Large Eddy Simulation

Yaser Khalighi, Frank Ham, Parviz Moin, Sanjiva K. Lele, Robert H. Schlinker

GT 2011; 381-387doi:https://doi.org/10.1115/GT2011-46548

Abstract

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Topics: Jets , Large eddy simulation , Noise (Sound) , Pressure , Turbulence , Computational fluid dynamics , Design , Flow (Dynamics) , Geometry , Nozzles

Test Conditions for Performance Characterization of Dielectric Barrier Discharge (DBD) Plasma Actuators for Active Flow Control in Jet Engines

David E. Ashpis, Douglas R. Thurman

GT 2011; 389-415doi:https://doi.org/10.1115/GT2011-46583

Abstract

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Topics: Actuators , Flow control , Jet engines , Performance characterization , Plasmas (Ionized gases) , Engines , Pressure , Temperature , Density , Flight

Extending the Flexibility of Object Oriented Systems Modeling Architectures

Steven Sirica, Igor Fuksman

GT 2011; 417-421doi:https://doi.org/10.1115/GT2011-46641

Abstract

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Topics: Architecture , Modeling , Simulation , Engineering design , Engines , Propulsion systems

Simultaneous Noise and Performance Measurements for High Speed Jet Noise Reduction Technologies: Part II—Near Field Array Calibration

Dean Long, Steve Martens

GT 2011; 423-431doi:https://doi.org/10.1115/GT2011-46656

Abstract

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Topics: Calibration , Noise (Sound) , Noise control , Nozzles , Exhaust systems , Acoustics , Feedback , Microphone arrays , Plumes (Fluid dynamics) , Radiation (Physics)

Real-Time Execution of a High Fidelity Aero-Thermodynamic Turbofan Engine Simulation

Igor Fuksman, Steven Sirica

GT 2011; 433-440doi:https://doi.org/10.1115/GT2011-46661

Abstract

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Topics: Engines , Simulation , Turbofans , Maintenance , Transfer functions

Development of an Open Rotor Cycle Model in NPSS Using a Multi-Design Point Approach

Eric S. Hendricks

GT 2011; 441-450doi:https://doi.org/10.1115/GT2011-46694

Abstract

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Topics: Cycles , Design , Rotors , Propellers , Engines , Modeling , Thrust , Turbine components , Turbines , Aircraft

Effects of Core Flow Swirl on the Flow Characteristics of a Scalloped Forced Mixer

Zhijun Lei, Ali Mahallati, Mark Cunningham, Patrick Germain

GT 2011; 451-463doi:https://doi.org/10.1115/GT2011-46726

Abstract

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Topics: Flow (Dynamics) , Vortices , Pressure , Deformation , Thrust , Deflection , Flow visualization , Probes , Reynolds number , Temperature

CFD Analysis and Full Scale Testing of a Complex Auxiliary Power Unit Intake System

Bruce Bouldin, Kiran Vunnam, Jose-Angel Hernanz-Manrique, Laura Ambit-Marin

GT 2011; 465-476doi:https://doi.org/10.1115/GT2011-46748

Abstract

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Topics: Computational fluid dynamics , Testing , Aircraft , Compressors , Engines , Pressure , Air flow , Flight , Stress , Cooling

Ceramics

Improvement of Oxide/Oxide CMC and Development of Combustor and Turbine Components in the HiPOC Program

Miklo´s Gerenda´s, Yannick Cadoret, Christian Wilhelmi, Thays Machry, Ralf Knoche, Thomas Behrendt, Thomas Aumeier, Sandrine Denis, Ju¨rgen Go¨ring, Dietmar Koch, Kamen Tushtev

GT 2011; 477-490doi:https://doi.org/10.1115/GT2011-45460

Abstract

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Topics: Ceramic matrix composites , Combustion chambers , Turbine components , Design , Coatings , Fibers , Oxide ceramics , Temperature , Turbines , Clearances (Engineering)

Two-Dimensional Nonlinear Finite Element Analysis of CMC Microstructures

Subodh K. Mital, Robert K. Goldberg, Peter J. Bonacuse

GT 2011; 491-496doi:https://doi.org/10.1115/GT2011-45930

Abstract

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Topics: Ceramic matrix composites , Composite materials , Finite element analysis , Damage , Cross section (Physics) , Silicon , Stress , Computer software , Fibers , Finite element model

Strength Degradation of Oxide/Oxide and SiC/SiC Ceramic Matrix Composites in CMAS and CMAS/Salt Exposures

David C. Faucett, Sung R. Choi

GT 2011; 497-504doi:https://doi.org/10.1115/GT2011-46771

Abstract

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Topics: Bending (Stress) , Ceramic matrix composites , Composite materials , Engines , Gas turbines , Magnesium (Metal) , Mechanical testing , Silicon carbide ceramics , Sodium , Thermal barrier coatings

Engine Design Strategies to Maximize Ceramic Turbine Life and Reliability

Michael J. Vick, Osama M. Jadaan, Andrew A. Wereszczak, Sung R. Choi, Andrew L. Heyes, Keith R. Pullen

GT 2011; 505-516doi:https://doi.org/10.1115/GT2011-46784

Abstract

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Topics: Ceramics , Engine design , Reliability , Turbines , Engines , Blades , Erosion , Rotors , Water vapor , Coatings

Effects of Target Size on Foreign Object Damage in Gas-Turbine Grade Silicon Nitrides by Steel Ball Projectiles

Sung R. Choi, Zsolt Ra´cz

GT 2011; 517-527doi:https://doi.org/10.1115/GT2011-46831

Abstract

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Topics: Damage , Gas turbines , Projectiles , Silicon , Steel

Modeling Foreign Object Damage to CVI MI SiC/iBN/SiC and Oxide/Oxide Ceramic Composite Components in Gas Turbine Engines at Ambient and Elevated Temperatures

Frank Abdi, HeeMann Yun, Cody Godines, Gregory Morscher

GT 2011; 529-536doi:https://doi.org/10.1115/GT2011-46851

Abstract

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Topics: Ceramic matrix composites , Composite materials , Damage , Gas turbines , Modeling , Oxide ceramics , Temperature

Coal, Biomass and Alternative Fuels

Comparison Between Oxygen-Blown and Air-Blown IGCC Power Plants: A Gas Turbine Perspective

Prashant S. Parulekar

GT 2011; 537-545doi:https://doi.org/10.1115/GT2011-45154

Abstract

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Topics: Gas turbines , Integrated gasification combined cycle power stations , Oxygen , Power stations , Fuel gasification , Coal , Combustion , Design , Electric power generation , Separation (Technology)

Case Studies for Biomass/Coal Co-Gasification in IGCC Applications

Henry A. Long, III, Ting Wang

GT 2011; 547-561doi:https://doi.org/10.1115/GT2011-45512

Abstract

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Topics: Biomass , Coal , Fuel gasification , Integrated gasification combined cycle power stations , Carbon , Carbon dioxide , Feedstock , Combustion , Density , Emissions

Development of H₂-Rich Syngas Fuelled GT for Future IGCC Power Plants: Establishment of a Baseline

Nikolett Sipo¨cz, Mohammad Mansouri, Peter Breuhaus, Mohsen Assadi

GT 2011; 563-572doi:https://doi.org/10.1115/GT2011-45701

Abstract

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Topics: Integrated gasification combined cycle power stations , Power stations , Syngas , Fuels , Gas turbines , Combustion , Boundary-value problems , Carbon capture and storage , Diffusion (Physics) , Flow (Dynamics)

Biomass Utilization in Dual Combustion Gas Turbines for Distributed Power Generation in Mediterranean Countries

Sergio Mario Camporeale, Bernardo Fortunato, Antonio Marco Pantaleo, Domenico Sciacovelli

GT 2011; 573-582doi:https://doi.org/10.1115/GT2011-45727

Abstract

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Topics: Biomass , Combustion gases , Distributed power generation , Fuel gasification , Gas turbines , Turbines

Validation of an Infrared Extinction Method for Fuel Vapor Concentration Measurements Towards the Systematic Comparison Between Alternative and Conventional Fuels for Aviation

Johannes Fritzer, Alain Strzelecki, Fabrice Giuliani, Virginel Bodoc

GT 2011; 583-592doi:https://doi.org/10.1115/GT2011-45787

Abstract

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Topics: Aviation , Fuels , Vapors , Combustion , Evaporation , Simulation results , Sprays , Visible spectrum , Aircraft , Beer's law

Ethanol and Distillate Blends—A Thermodynamic Approach to Miscibility Issues: Part 2—The Influence of Water

Romain Privat, Jean-Noe¨l Jaubert, Michel Molie`re

GT 2011; 593-602doi:https://doi.org/10.1115/GT2011-45896

Abstract

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Topics: Ethanol , Water , Temperature , Phase diagrams , Stability , Chemical properties , Diesel , Emissions , Fluids , Fossil fuels

Development and Field Validation of a Large-Frame Gas Turbine Power Train for Steel Mill Gases

Joel M. Hall, Robert T. Thatcher, Sergey V. Koshevets, Larry L. Thomas, Robert M. Jones

GT 2011; 603-612doi:https://doi.org/10.1115/GT2011-45923

Abstract

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Topics: Gas turbines , Gases , Iron and steel mill construction , Trains , China , Combustion , Design , Gaseous fuels , Blast furnaces , Coke

Experimental and Modelling Studies of the Oxidation of Surrogate Bio-Aviation Fuels

Ida Shafagh, Kevin J. Hughes, Elena Catalanotti, Zhen Liu, Mohamed Pourkashanian, Chris W. Wilson

GT 2011; 613-626doi:https://doi.org/10.1115/GT2011-45982

Abstract

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Topics: Aviation , Fuels , Modeling , Oxidation , Biofuel , Carbon dioxide , Chemistry , Climate change , Ester , Flames

Analysis of a Micro Gas Turbine Fed by Natural Gas and Synthesis Gas: Test Bench and Combustor CFD Analysis

M. Cadorin, M. Pinelli, A. Vaccari, R. Calabria, F. Chiariello, P. Massoli, E. Bianchi

GT 2011; 627-636doi:https://doi.org/10.1115/GT2011-46090

Abstract

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Topics: Combustion chambers , Computational fluid dynamics , Micro gas turbines , Natural gas , Syngas , Gaseous fuels , Numerical analysis , Biofuel , Biomass , Carbon

Elastomer Compatibility Test of Alternative Fuels Using Stress-Relaxation Test and FTIR Spectroscopy

Yue Liu, Christopher W. Wilson, Simon Blakey, Tim Dolmansley

GT 2011; 637-647doi:https://doi.org/10.1115/GT2011-46100

Abstract

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Topics: Elastomers , Fourier transform infrared spectroscopy , Fuels , Relaxation (Physics) , Stress , Seals , Absorption , Aircraft , Aviation , Carbon dioxide

DME as a Potential Alternative Fuel for Gas Turbines: A Numerical Approach to Combustion and Oxidation Kinetics

Pierre A. Glaude, Rene´ Fournet, Roda Bounaceur, Michel Molie`re

GT 2011; 649-658doi:https://doi.org/10.1115/GT2011-46238

Abstract

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Topics: Combustion , Fuels , Gas turbines , Oxidation , Temperature , Flames , Emissions , Ignition , Methane , Nitrogen oxides

Ultra Rich Combustion of Natural Gas to Syngas

M. H. F. Woolderink, J. B. W. Kok

GT 2011; 659-667doi:https://doi.org/10.1115/GT2011-46383

Abstract

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Topics: Combustion , Natural gas , Syngas , Soot , Particulate matter , Chemistry , Heat losses , Oxidation , Agglomeration (Materials) , Computer simulation

Vaporization Characteristics of Ethanol Droplets: Influence of the Environment Humidity

Sanisah Saharin, Benoiˆte Lefort, Ce´line Morin, Christian Chauveau, Luis le Moyne, Raed Kafafy

GT 2011; 669-676doi:https://doi.org/10.1115/GT2011-46531

Abstract

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Topics: Drops , Ethanol , Temperature , Water vapor , Condensation , Evaporation , Fuel gasification , Heat , Modeling , Momentum

Modeling of Biodiesel Fueled Micro Gas Turbine

Farshid Zabihian, Alan S. Fung, Hsiao-Wei D. Chiang

GT 2011; 677-683doi:https://doi.org/10.1115/GT2011-46655

Abstract

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Topics: Biodiesel , Micro gas turbines , Modeling , Fuels , Engines , Diesel , Flow (Dynamics) , Gas turbines , Petrodiesel , Pressure

Low Emissions Power Generation Using Natural Gas Condensates

R. Joklik, L. Eskin, M. Klassen, R. Roby, M. Holton, T. Mallinson

GT 2011; 685-690doi:https://doi.org/10.1115/GT2011-46674

Abstract

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Topics: Condensed matter , Emissions , Energy generation , Natural gas , Nitrogen oxides

Gas Turbines CHP for Bioethanol and Biodiesel Production Without Waste Streams

Bruno D’Alessandro, Pietro Bartocci, Francesco Fantozzi

GT 2011; 691-700doi:https://doi.org/10.1115/GT2011-46683

Abstract

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Topics: Biodiesel , Combined heat and power , Gas turbines , Pyrolysis

Drop Size and Velocity Measurements in Bio-Oil Sprays Produced by the Flow-Blurring Injector

Benjamin M. Simmons, Ajay K. Agrawal

GT 2011; 701-710doi:https://doi.org/10.1115/GT2011-46832

Abstract

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Topics: Ejectors , Flow (Dynamics) , Sprays , Velocity measurement , Fuels , Surface mount devices , Diesel , Particulate matter , Pressure drop

Technical and Economic Evaluation of IGCC Systems Using Coal and Petroleum Coke Considering the Brazilian Scenario

Pablo Andrés Silva Ortiz, Osvaldo José Venturini, Electo Eduardo Silva Lora

GT 2011; 711-719doi:https://doi.org/10.1115/GT2011-46836

Abstract

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Topics: Coal , Coke , Economic analysis , Integrated gasification combined cycle power stations , Petroleum , Power stations , Fuels , Syngas , Combined cycles , Computer software

Wind Turbine Technology

Wind Turbine Data Analytics for Drive-Train Failure Early Detection and Diagnostics

LiJie Yu

GT 2011; 721-728doi:https://doi.org/10.1115/GT2011-45101

Abstract

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Topics: Failure , Trains , Wind turbines , Turbines , Condition monitoring , Modeling , Bearings , Control systems , Electric power generation , Feature extraction

Analysis of Unsteady Flows Past Horizontal Axis Wind Turbine Airfoils Based on Harmonic Balance Compressible Navier-Stokes Equations With Low-Speed Preconditioning

M. Sergio Campobasso, Mohammad H. Baba-Ahmadi

GT 2011; 729-745doi:https://doi.org/10.1115/GT2011-45303

Abstract

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Topics: Airfoils , Horizontal axis wind turbines , Navier-Stokes equations , Unsteady flow , Flow (Dynamics) , Wind turbines , Aerodynamics , Blades , Computer simulation , Wind

On the Parallelization of a Harmonic Balance Compressible Navier-Stokes Solver for Wind Turbine Aerodynamics

Adrian Jackson, M. Sergio Campobasso, Mohammad H. Baba-Ahmadi

GT 2011; 747-761doi:https://doi.org/10.1115/GT2011-45306

Abstract

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Topics: Aerodynamics , Wind turbines , Time-domain analysis , Wind , Airfoils , Blades , Computational fluid dynamics , Flow (Dynamics) , Unsteady flow

Performance Optimization of Wind Turbine Rotors With Active Flow Control

G. Pechlivanoglou, C. N. Nayeri, C. O. Paschereit

GT 2011; 763-775doi:https://doi.org/10.1115/GT2011-45493

Abstract

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Topics: Flow control , Optimization , Rotors , Wind turbines , Steady state , Wind tunnels , Computational fluid dynamics , Engineering simulation , Simulation , Stress

Single and Multi Objective CFD Optimization of Horizontal Axis Wind Turbines

Fabio De Bellis, Luciano A. Catalano

GT 2011; 777-785doi:https://doi.org/10.1115/GT2011-45607

Abstract

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Topics: Computational fluid dynamics , Horizontal axis wind turbines , Optimization , Wind turbines , Blades , Boundary element methods , Flow (Dynamics) , Chords (Trusses) , Design , Drag (Fluid dynamics)

The Effects of Improved Starting Capability on Energy Yield for Small HAWTs

Supakit Worasinchai, Grant Ingram, Robert Dominy

GT 2011; 787-798doi:https://doi.org/10.1115/GT2011-45674

Abstract

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Topics: Airfoils , Batteries , Blades , Design , Energy generation , Heating , Horizontal axis wind turbines , Inertia (Mechanics) , Matlab , Stress

CFD Analysis of a Savonius Rotor in a Confined Test Section and in Open Field

Marco Torresi, Bernardo Fortunato, Giuseppe Pascazio, Sergio Mario Camporeale

GT 2011; 799-809doi:https://doi.org/10.1115/GT2011-45877

Abstract

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Topics: Computational fluid dynamics , Rotors , Savonius wind turbines , Wind tunnels , Turbines , Engineering prototypes , Flow (Dynamics) , Testing , Design , Dimensions

Start-Up Behavior of a Three-Bladed H-Darrieus VAWT: Experimental and Numerical Analysis

Alessandro Bianchini, Lorenzo Ferrari, Sandro Magnani

GT 2011; 811-820doi:https://doi.org/10.1115/GT2011-45882

Abstract

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Topics: Airfoils , Blades , Computer software , Diffusion (Physics) , Horizontal axis wind turbines , Machinery , Momentum , Numerical analysis , Rotors , Sensitivity analysis

Aero-Structural Analysis of Wind Turbine Blades With Sweep and Winglets: Coupling a Vortex Line Method to ADAMS/AeroDyn

Mark E. Braaten, Arathi Gopinath

GT 2011; 821-829doi:https://doi.org/10.1115/GT2011-45904

Abstract

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Topics: Blades , Vortices , Wind turbines , Boundary element methods , Stress , Wakes , Computation , Deflection , Deformation , Design

Dynamic Analysis of a Wind Energy Storage System in Remote Offshore Areas

Pan Zhao, Yiping Dai, Jiangfeng Wang, Danmei Xie

GT 2011; 831-839doi:https://doi.org/10.1115/GT2011-46058

Abstract

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Topics: Dynamic analysis , Ocean engineering , Storage , Wind energy , Hydrogen , Renewable energy sources , Dynamic models , Energy storage , Engineering simulation , Fossil fuels

Optimization of Wind Turbine Blades Using Lifting Surface Method and Genetic Algorithm

Xin Shen, Xiao-cheng Zhu, Zhao-hui Du

GT 2011; 841-847doi:https://doi.org/10.1115/GT2011-46066

Abstract

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Topics: Blades , Genetic algorithms , Optimization , Wind turbines , Design , Wakes , Chords (Trusses) , Design methodology , Energy generation , Horizontal axis wind turbines

Analysis of a Concept for a Low Wind Speed Tolerant Axial Wind Turbine

Ali A. Ameri, Majid Rashidi

GT 2011; 849-856doi:https://doi.org/10.1115/GT2011-46102

Abstract

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Topics: Wind turbines , Wind velocity , Wind , Turbines , Rotors , Computational fluid dynamics , Design , Flow (Dynamics)

Effect of Wake Flow Non-Uniformity on Wind Turbine Performance and Aerodynamics

S. Barber, N. Chokani, R. S. Abhari

GT 2011; 857-867doi:https://doi.org/10.1115/GT2011-46230

Abstract

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Topics: Aerodynamics , Wakes , Wind turbines , Energy generation , Errors , Accounting , Modeling , Numerical analysis , Probes , Steady state

Terrain Effects on Wind Flow: Simulations With an Immersed Boundary Method

S. Jafari, N. Chokani, R. S. Abhari

GT 2011; 869-878doi:https://doi.org/10.1115/GT2011-46240

Abstract

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Topics: Flow simulation , Wind , Flow (Dynamics) , Boundary-value problems , Turbulence , Engineering simulation , Errors , Mesh generation , Modeling , Reynolds-averaged Navier–Stokes equations

Optimization of Wind Energy Capture Using BET

H. Perez-Blanco

GT 2011; 879-887doi:https://doi.org/10.1115/GT2011-46302

Abstract

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Topics: Optimization , Wind energy , Airfoils , Drag (Fluid dynamics) , Turbines , Wind turbines , Blades , Chords (Trusses) , Electromagnetic induction , Flow (Dynamics)

A New Hybrid Method for Wind Power Forecasting Based on Wavelet Decomposition and Artificial Neural Networks

Maria Grazia De Giorgi, Marco Tarantino, Antonio Ficarella

GT 2011; 889-900doi:https://doi.org/10.1115/GT2011-46382

Abstract

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Topics: Artificial neural networks , Wavelets , Wind power forecasting , Errors , Weather forecasting , Energy generation , Meteorology , Statistical distributions , Thrust , Time series

Supporting Windpower Within a Separate Electric Power Grid

Zygfryd Domachowski, Marek Dzida, M. Hossein Ghaemi

GT 2011; 901-906doi:https://doi.org/10.1115/GT2011-46494

Abstract

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Topics: Electricity (Physics) , Gas turbines , Wind , Power systems (Machinery) , Turbulence , Combined cycles , Fluctuations (Physics) , Power station control systems , Wind farms , Control systems

Wind Turbine Gearbox Fault Detection Using Multiple Sensors With Feature Level Data Fusion

Yi Lu, Jiong Tang, Huageng Luo

GT 2011; 907-914doi:https://doi.org/10.1115/GT2011-46538

Abstract

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Topics: Data fusion , Flaw detection , Mechanical drives , Sensors , Wind turbines , Gears , Algorithms , Decision making , Feature extraction , Principal component analysis

Boundary Layer Control for a Vertical Axis Wind Turbine Using a Secondary-Flow Path System

Alexandrina Untaroiu, Archie Raval, Houston G. Wood, Paul E. Allaire

GT 2011; 915-926doi:https://doi.org/10.1115/GT2011-46552

Abstract

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Topics: Boundary layers , Flow (Dynamics) , Vertical axis wind turbines , Airfoils , Blades , Design , Control systems , Flow control , Horizontal axis wind turbines , Wind

Experimental Study and Optimization of a 2.44 Meter Vertical Axis Wind Turbine

Brad Nichols, Timothy Dimond, Josh Storer, Paul Allaire

GT 2011; 927-937doi:https://doi.org/10.1115/GT2011-46605

Abstract

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Topics: Optimization , Vertical axis wind turbines , Blades , Turbines , Engineering prototypes , Wind tunnels , Wind velocity , Chords (Trusses) , Design , Rotors

Integrating Oil Health and Vibration Diagnostics for Reliable Wind Turbine Health Predictions

Jeremy S. Sheldon, Matthew J. Watson, Carl S. Byington

GT 2011; 939-948doi:https://doi.org/10.1115/GT2011-46713

Abstract

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Topics: Vibration , Wind turbines , Maintenance , Flaw detection , Sensors , Failure mechanisms , Lubricants , Mechanical drives , Ocean engineering , Reliability

Aerodynamic Improvements of Wind-Turbine Airfoil Geometries With the Prescribed Surface Curvature Distribution Blade Design (CIRCLE) Method

T. Korakianitis, M. A. Rezaienia, I. A. Hamakhan, E. Avital, J. J. R. Williams

GT 2011; 949-960doi:https://doi.org/10.1115/GT2011-46728

Abstract

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Topics: Airfoils , Blades , Design , Wind turbines , Drag (Fluid dynamics) , Pressure , Computational fluid dynamics , Design methodology , Turbomachinery

Study of the Flow Over Wind Turbine Blade

R. S. Amano, Ryan J. Malloy

GT 2011; 961-970doi:https://doi.org/10.1115/GT2011-46846

Abstract

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Topics: Blades , Flow (Dynamics) , Wind turbines , Acoustics , Airfoils , Computational fluid dynamics , Design , Dimensions , Energy generation , Noise (Sound)