Volume 130 Issue 4 | J. Eng. Gas Turbines Power

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Research Papers

Gas Turbines: Aircraft Engine

Effects of Inlet Flow Distortion on the Performance of Aircraft Gas Turbines

Joachim Kurzke

J. Eng. Gas Turbines Power. July 2008, 130(4): 041201. doi: https://doi.org/10.1115/1.2901190

Abstract

View articletitled, Effects of Inlet Flow Distortion on the Performance of Aircraft Gas Turbines

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Topics: Compressors , Engines , Flow (Dynamics) , Pressure , Temperature , Thrust , Surges

Gas Turbines: Combustion, Fuels, and Emissions

A New Acoustic Model for Valveless Pulsejets and Its Application to Optimization Thrust

F. Zheng, R. L. Ordon, T. D. Scharton, A. V. Kuznetsov, W. L. Roberts

J. Eng. Gas Turbines Power. July 2008, 130(4): 041501. doi: https://doi.org/10.1115/1.2900730

Abstract

View articletitled, A New Acoustic Model for Valveless Pulsejets and Its Application to Optimization Thrust

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Topics: Acoustics , Exhaust systems , Pulsejets , Thrust , Temperature , Ducts

Oxidation of Natural Gas, Natural Gas/Syngas Mixtures, and Effect of Burnt Gas Recirculation: Experimental and Detailed Kinetic Modeling

T. Le Cong, P. Dagaut, G. Dayma

J. Eng. Gas Turbines Power. July 2008, 130(4): 041502. doi: https://doi.org/10.1115/1.2901181

Abstract

View articletitled, Oxidation of Natural Gas, Natural Gas/Syngas Mixtures, and Effect of Burnt Gas Recirculation: Experimental and Detailed Kinetic Modeling

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Topics: Hydrogen , Methane , Modeling , Oxidation , Carbon dioxide , Syngas , Combustion

Gas Turbines: Controls, Diagnostics, and Instrumentation

A Comparison of Two Trending Strategies for Gas Turbine Performance Prediction

Rajat Sekhon, Hany Bassily, John Wagner

J. Eng. Gas Turbines Power. July 2008, 130(4): 041601. doi: https://doi.org/10.1115/1.2898838

Abstract

View articletitled, A Comparison of Two Trending Strategies for Gas Turbine Performance Prediction

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Topics: Gas turbines , Signals , Wavelets , Turbines , Wavelet transforms , Errors

Data Visualization, Data Reduction and Classifier Fusion for Intelligent Fault Diagnosis in Gas Turbine Engines

William Donat, Kihoon Choi, Woosun An, Satnam Singh, Krishna Pattipati

J. Eng. Gas Turbines Power. July 2008, 130(4): 041602. doi: https://doi.org/10.1115/1.2838993

Abstract

View articletitled, Data Visualization, Data Reduction and Classifier Fusion for Intelligent Fault Diagnosis in Gas Turbine Engines

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Topics: Algorithms , Architecture , Artificial neural networks , Engines , Fault diagnosis , Gas turbines , Physics , Principal component analysis , Probability , Self-organization

Gas Turbines: Cycle Innovations

Combustion Chamber Steam Injection for Gas Turbine Performance Improvement During High Ambient Temperature Operations

Abdallah Bouam, Slimane Aissani, Rabah Kadi

J. Eng. Gas Turbines Power. July 2008, 130(4): 041701. doi: https://doi.org/10.1115/1.2898834

Abstract

View articletitled, Combustion Chamber Steam Injection for Gas Turbine Performance Improvement During High Ambient Temperature Operations

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Topics: Combustion chambers , Gas turbines , Steam , Temperature , Cycles , Pressure

Performance of a Novel Combined Cooling and Power Gas Turbine With Water Harvesting

J. R. Khan, W. E. Lear, S. A. Sherif, John F. Crittenden

J. Eng. Gas Turbines Power. July 2008, 130(4): 041702. doi: https://doi.org/10.1115/1.2830854

Abstract

View articletitled, Performance of a Novel Combined Cooling and Power Gas Turbine With Water Harvesting

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Topics: Compressors , Cooling , Cycles , Gas turbines , Pressure , Refrigeration , Temperature , Thermal efficiency , Turbines , Water

Multidimensional Load Estimation Algorithms That Enable Performance Analysis of Industrial Gas Turbines Without A Priori Information

Takuya Yoshida, Masaaki Bannai, Minoru Yoshida, Hiroyuki Yamada, Masaki Ishikawa

J. Eng. Gas Turbines Power. July 2008, 130(4): 041703. doi: https://doi.org/10.1115/1.2900727

Abstract

View articletitled, Multidimensional Load Estimation Algorithms That Enable Performance Analysis of Industrial Gas Turbines Without A Priori Information

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Topics: Algorithms , Engines , Stress , Temperature , Exhaust systems , Turbines

Gas Turbines: Electric Power

Technology Options for Gas Turbine Power Generation With Reduced $C O_{2}$ Emission

Timothy Griffin, Dominikus Bücker, Allen Pfeffer

J. Eng. Gas Turbines Power. July 2008, 130(4): 041801. doi: https://doi.org/10.1115/1.2898717

Abstract

View articletitled, Technology Options for Gas Turbine Power Generation With Reduced <span class="inline-formula no-formula-id"><span class="mathFormula"></span><math xmlns="http://www.w3.org/1998/Math/MathML"><mrow xmlns=""><mi mathvariant="normal">C</mi><msub><mi mathvariant="normal">O</mi><mn>2</mn></msub></mrow></math></span> Emission

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Topics: Emissions , Energy generation , Fuels , Gas turbines , Carbon capture and storage , Cycles , Carbon dioxide , Oxygen , Fossil fuels

Gas Turbines: Heat Transfer

Unsteady Heat Transfer Measurements from Transonic Turbine Blades at Engine Representative Conditions in a Transient Facility

W. D. Allan, R. Ainsworth, S. Thorpe

J. Eng. Gas Turbines Power. July 2008, 130(4): 041901. doi: https://doi.org/10.1115/1.2898836

Abstract

View articletitled, Unsteady Heat Transfer Measurements from Transonic Turbine Blades at Engine Representative Conditions in a Transient Facility

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Topics: Heat transfer , Rotors , Gages , Wakes , Thin films , Blades

Gas Turbines: Structures and Dynamics

Effect of Misalignment on the Characteristics of Journal Bearings

A. M. Ahmed, A. El-Shafei

J. Eng. Gas Turbines Power. July 2008, 130(4): 042501. doi: https://doi.org/10.1115/1.2800347

Abstract

View articletitled, Effect of Misalignment on the Characteristics of Journal Bearings

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Topics: Bearings , Damping , Journal bearings , Stiffness , Stress

Model Calibration of Anisotropic Rotordynamic Systems With Speed-Dependent Parameters

A. A. Younan, A. El-Shafei

J. Eng. Gas Turbines Power. July 2008, 130(4): 042502. doi: https://doi.org/10.1115/1.2770485

Abstract

View articletitled, Model Calibration of Anisotropic Rotordynamic Systems With Speed-Dependent Parameters

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Topics: Anisotropy , Bearings , Calibration , Damping , Eigenvalues , Stiffness , Rotors

Experimental and Numerical Investigation of Rotating Bladed Disk Forced Response Using Underplatform Friction Dampers

Ibrahim A. Sever, Evgeny P. Petrov, David J. Ewins

J. Eng. Gas Turbines Power. July 2008, 130(4): 042503. doi: https://doi.org/10.1115/1.2903845

Abstract

View articletitled, Experimental and Numerical Investigation of Rotating Bladed Disk Forced Response Using Underplatform Friction Dampers

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Topics: Blades , Dampers , Disks , Excitation , Friction , Vibration , Resonance

The Impact of Real Gas Properties on Predictions of Static and Rotordynamic Properties of the Annular Gas Seals for Injection Compressors

Yoon-Shik Shin, Dara W. Childs

J. Eng. Gas Turbines Power. July 2008, 130(4): 042504. doi: https://doi.org/10.1115/1.2904891

Abstract

View articletitled, The Impact of Real Gas Properties on Predictions of Static and Rotordynamic Properties of the Annular Gas Seals for Injection Compressors

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Topics: Compressors , Damping , Flow (Dynamics) , Leakage , Stiffness , Temperature , National Institute of Standards and Technology , Momentum , Pressure , Fluids

Squeeze Film Damper With a Mechanical End Seal: Experimental Force Coefficients Derived From Circular Centered Orbits

Luis San Andrés, Adolfo Delgado

J. Eng. Gas Turbines Power. July 2008, 130(4): 042505. doi: https://doi.org/10.1115/1.2800345

Abstract

View articletitled, Squeeze Film Damper With a Mechanical End Seal: Experimental Force Coefficients Derived From Circular Centered Orbits

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Topics: Dampers , Damping , Excitation , Flow (Dynamics) , Lubricants , Inertia (Mechanics) , Dry friction , Pressure , Stress , Aircraft

Flexure Pivot Tilting Pad Hybrid Gas Bearings: Operation With Worn Clearances and Two Load-Pad Configurations

Luis San Andrés, Keun Ryu

J. Eng. Gas Turbines Power. July 2008, 130(4): 042506. doi: https://doi.org/10.1115/1.2800346

Abstract

View articletitled, Flexure Pivot Tilting Pad Hybrid Gas Bearings: Operation With Worn Clearances and Two Load-Pad Configurations

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Topics: Bearings , Pressure , Rotors , Damping , Gas bearings , Stress , Bending (Stress)

Probabilistic Engine Performance Scatter and Deterioration Modeling

Stefan Spieler, Stephan Staudacher, Roland Fiola, Peter Sahm, Matthias Weißschuh

J. Eng. Gas Turbines Power. July 2008, 130(4): 042507. doi: https://doi.org/10.1115/1.2800351

Abstract

View articletitled, Probabilistic Engine Performance Scatter and Deterioration Modeling

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Topics: Electromagnetic scattering , Engines , Modeling

Internal Combustion Engines

An Experimental Study of Spark Anemometry for In-Cylinder Velocity Measurements

D. P. Gardiner, G. Wang, M. F. Bardon, M. LaViolette, W. D. Allan

J. Eng. Gas Turbines Power. July 2008, 130(4): 042801. doi: https://doi.org/10.1115/1.2898835

Abstract

View articletitled, An Experimental Study of Spark Anemometry for In-Cylinder Velocity Measurements

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Topics: Cycles , Cylinders , Engines , Flow (Dynamics) , Velocity measurement , Waves , Ignition systems , Plasmas (Ionized gases) , Signals , Shapes

The Fuel Mix Limits and Efficiency of a Stoichiometric, Ammonia, and Gasoline Dual Fueled Spark Ignition Engine

Shawn M. Grannell, Dennis N. Assanis, Stanislav V. Bohac, Donald E. Gillespie

J. Eng. Gas Turbines Power. July 2008, 130(4): 042802. doi: https://doi.org/10.1115/1.2898837

Abstract

View articletitled, The Fuel Mix Limits and Efficiency of a Stoichiometric, Ammonia, and Gasoline Dual Fueled Spark Ignition Engine

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Topics: Engines , Fuels , Gasoline , Surface roughness , Compression , Stress , Combustion

Method and Detailed Analysis of Individual Hydrocarbon Species From Diesel Combustion Modes and Diesel Oxidation Catalyst

Manbae Han, Dennis N. Assanis, Timothy J. Jacobs, Stanislav V. Bohac

J. Eng. Gas Turbines Power. July 2008, 130(4): 042803. doi: https://doi.org/10.1115/1.2900728

Abstract

View articletitled, Method and Detailed Analysis of Individual Hydrocarbon Species From Diesel Combustion Modes and Diesel Oxidation Catalyst

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Topics: Combustion , Diesel , Engines , Exhaust systems , Fuels , Oxidation , Emissions , Catalysts , Carbon

Development of a Highly Reduced Mechanism for Iso-Octane HCCI Combustion With Targeted Search Algorithm

Y. F. Tham, F. Bisetti, J.-Y. Chen

J. Eng. Gas Turbines Power. July 2008, 130(4): 042804. doi: https://doi.org/10.1115/1.2900729

Abstract

View articletitled, Development of a Highly Reduced Mechanism for Iso-Octane HCCI Combustion With Targeted Search Algorithm

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Topics: Algorithms , Chemical kinetics , Combustion , Delays , Emissions , Engines , Errors , Homogeneous charge compression ignition engines , Ignition , Simulation