Volume 129 Issue 3 | J. Turbomach. | ASME Digital Collection

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Volume 129, Issue 3

July 2007

ISSN 0889-504X

EISSN 1528-8900

Technical Papers

Development of a One-Dimensional Modular Dynamic Model for the Simulation of Surge in Compression Systems

M. Morini, M. Pinelli, M. Venturini

J. Turbomach. July 2007, 129(3): 437–447. doi: https://doi.org/10.1115/1.2447757

Abstract

View articletitled, Development of a One-Dimensional Modular Dynamic Model for the Simulation of Surge in Compression Systems

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Topics: Compressors , Flow (Dynamics) , Surges , Simulation , Torque , Pressure , Compression , Ducts

Early Stall Warning Technique for Axial-Flow Compressors

Nobuyuki Tahara, Masahiro Kurosaki, Yutaka Ohta, Eisuke Outa, Takurou Nakajima, Tomofumi Nakakita

J. Turbomach. July 2007, 129(3): 448–456. doi: https://doi.org/10.1115/1.2447948

Abstract

View articletitled, Early Stall Warning Technique for Axial-Flow Compressors

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Topics: Blades , Compressors , Flow (Dynamics) , Pressure , Rotors , Clearances (Engineering) , Signals , Air flow

Optimization of a Real-Time Simulator Based on Recurrent Neural Networks for Compressor Transient Behavior Prediction

M. Venturini

J. Turbomach. July 2007, 129(3): 468–478. doi: https://doi.org/10.1115/1.2437232

Abstract

View articletitled, Optimization of a Real-Time Simulator Based on Recurrent Neural Networks for Compressor Transient Behavior Prediction

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Topics: Artificial neural networks , Compressors , Delays , Errors , Physics , Testing , Simulation , Transients (Dynamics) , Optimization , Dynamic models

Engine Design Studies for a Silent Aircraft

Cesare A. Hall, Daniel Crichton

J. Turbomach. July 2007, 129(3): 479–487. doi: https://doi.org/10.1115/1.2472398

Abstract

View articletitled, Engine Design Studies for a Silent Aircraft

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Topics: Aircraft , Cycles , Design , Engines , Noise (Sound) , Turbofans , Propulsion systems , Nozzles , Exhaust systems , Thrust

An Approach to Integrated Multi-Disciplinary Turbomachinery Design

Jerome P. Jarrett, William N. Dawes, P. John Clarkson

J. Turbomach. July 2007, 129(3): 488–494. doi: https://doi.org/10.1115/1.2472416

Abstract

View articletitled, An Approach to Integrated Multi-Disciplinary Turbomachinery Design

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Topics: Design

Direct Parametric Analysis of Resonance Regimes for Nonlinear Vibrations of Bladed Disks

E. P. Petrov

J. Turbomach. July 2007, 129(3): 495–502. doi: https://doi.org/10.1115/1.2720487

Abstract

View articletitled, Direct Parametric Analysis of Resonance Regimes for Nonlinear Vibrations of Bladed Disks

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Topics: Disks , Friction , Resonance , Vibration , Excitation

Unsteady Aerodynamic Blade Excitation at the Stability Limit and During Rotating Stall in an Axial Compressor

Ronald Mailach, Konrad Vogeler

J. Turbomach. July 2007, 129(3): 503–511. doi: https://doi.org/10.1115/1.2720486

Abstract

View articletitled, Unsteady Aerodynamic Blade Excitation at the Stability Limit and During Rotating Stall in an Axial Compressor

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Topics: Blades , Compressors , Pressure , Rotors , Stability , Stators , Flow (Dynamics)

Predicting Entropy Generation Rates in Transitional Boundary Layers Based on Intermittency

Kevin P. Nolan, Edmond J. Walsh, Donald M. McEligot, Ralph J. Volino

J. Turbomach. July 2007, 129(3): 512–517. doi: https://doi.org/10.1115/1.2720488

Abstract

View articletitled, Predicting Entropy Generation Rates in Transitional Boundary Layers Based on Intermittency

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Topics: Boundary layers , Energy dissipation , Entropy , Turbulence , Pressure gradient , Flow (Dynamics)

Investigation of Velocity Profiles for Effusion Cooling of a Combustor Liner

J. J. Scrittore, K. A. Thole, S. W. Burd

J. Turbomach. July 2007, 129(3): 518–526. doi: https://doi.org/10.1115/1.2720492

Abstract

View articletitled, Investigation of Velocity Profiles for Effusion Cooling of a Combustor Liner

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Topics: Cooling , Flow (Dynamics) , Film cooling , Combustion chambers , Coolants

A Computational Fluid Dynamics Study of Transitional Flows in Low-Pressure Turbines Under a Wide Range of Operating Conditions

Y. B. Suzen, P. G. Huang, D. E. Ashpis, R. J. Volino, T. C. Corke, F. O. Thomas, J. Huang, J. P. Lake, P. I. King

J. Turbomach. July 2007, 129(3): 527–541. doi: https://doi.org/10.1115/1.2218888

Abstract

View articletitled, A Computational Fluid Dynamics Study of Transitional Flows in Low-Pressure Turbines Under a Wide Range of Operating Conditions

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Topics: Blades , Computation , Flow (Dynamics) , Pressure , Reynolds number , Separation (Technology) , Turbines , Turbulence , Lakes , Computational fluid dynamics

Experimental Measurements and Modeling of the Effects of Large-Scale Freestream Turbulence on Heat Transfer

A. C. Nix, T. E. Diller, W. F. Ng

J. Turbomach. July 2007, 129(3): 542–550. doi: https://doi.org/10.1115/1.2515555

Abstract

View articletitled, Experimental Measurements and Modeling of the Effects of Large-Scale Freestream Turbulence on Heat Transfer

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Topics: Blades , Heat transfer , Turbulence , Heat flux , Boundary layers , Pressure , Turbine blades , Cascades (Fluid dynamics) , Suction , Turbines

Curtis Stage Nozzle/Rotor Aerodynamic Interaction and the Effect on Stage Performance

Stephen Rashid, Matthew Tremmel, John Waggott, Randall Moll

J. Turbomach. July 2007, 129(3): 551–562. doi: https://doi.org/10.1115/1.2720481

Abstract

View articletitled, Curtis Stage Nozzle/Rotor Aerodynamic Interaction and the Effect on Stage Performance

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Topics: Nozzles , Rotors , Pressure , Flow (Dynamics) , Blades , Computational fluid dynamics

Influence of Loading Distribution on the Off-Design Performance of High-Pressure Turbine Blades

D. Corriveau, S. A. Sjolander

J. Turbomach. July 2007, 129(3): 563–571. doi: https://doi.org/10.1115/1.2464145

Abstract

View articletitled, Influence of Loading Distribution on the Off-Design Performance of High-Pressure Turbine Blades

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Topics: Blades , Design , Flow (Dynamics) , Mach number , Turbine blades , Pressure , High pressure (Physics)

Investigation of the Flow Field in a High-Pressure Turbine Stage for Two Stator-Rotor Axial Gaps—Part I: Three-Dimensional Time-Averaged Flow Field

P. Gaetani, G. Persico, V. Dossena, C. Osnaghi

J. Turbomach. July 2007, 129(3): 572–579. doi: https://doi.org/10.1115/1.2472383

Abstract

View articletitled, Investigation of the Flow Field in a High-Pressure Turbine Stage for Two Stator-Rotor Axial Gaps—Part I: Three-Dimensional Time-Averaged Flow Field

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Topics: Blades , Flow (Dynamics) , Rotors , Stators , Turbines

Investigation of the Flow Field in a High-Pressure Turbine Stage for Two Stator-Rotor Axial Gaps—Part II: Unsteady Flow Field

P. Gaetani, G. Persico, V. Dossena, C. Osnaghi

J. Turbomach. July 2007, 129(3): 580–590. doi: https://doi.org/10.1115/1.2472393

Abstract

View articletitled, Investigation of the Flow Field in a High-Pressure Turbine Stage for Two Stator-Rotor Axial Gaps—Part II: Unsteady Flow Field

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Topics: Flow (Dynamics) , Rotors , Stators , Wakes , Vortices

Effects of Surface Deposition, Hole Blockage, and Thermal Barrier Coating Spallation on Vane Endwall Film Cooling

N. Sundaram, K. A. Thole

J. Turbomach. July 2007, 129(3): 599–607. doi: https://doi.org/10.1115/1.2720485

Abstract

View articletitled, Effects of Surface Deposition, Hole Blockage, and Thermal Barrier Coating Spallation on Vane Endwall Film Cooling

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Topics: Cooling , Film cooling , Flow (Dynamics) , Spallation (Nuclear physics) , Coolants , Thermal barrier coatings

Experimental Investigation of Turbine Leakage Flows on the Three-Dimensional Flow Field and Endwall Heat Transfer

Hans-Jürgen Rehder, Axel Dannhauer

J. Turbomach. July 2007, 129(3): 608–618. doi: https://doi.org/10.1115/1.2720484

Abstract

View articletitled, Experimental Investigation of Turbine Leakage Flows on the Three-Dimensional Flow Field and Endwall Heat Transfer

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Topics: Flow (Dynamics) , Heat transfer , Leakage , Turbines , Leakage flows , Pressure , Flow visualization , Vortices

Scaling of Guide Vane Coolant Profiles and the Reduction of a Simulated Hot Streak

Sean C. Jenkins, David G. Bogard

J. Turbomach. July 2007, 129(3): 619–627. doi: https://doi.org/10.1115/1.2447803

Abstract

View articletitled, Scaling of Guide Vane Coolant Profiles and the Reduction of a Simulated Hot Streak

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Topics: Coolants , Temperature , Pressure , Density , Suction

Application of the Turbulent Potential Model to Heat Transfer Predictions on a Turbine Guide Vane

Rene Pecnik, Wolfgang Sanz

J. Turbomach. July 2007, 129(3): 628–635. doi: https://doi.org/10.1115/1.2720494

Abstract

View articletitled, Application of the Turbulent Potential Model to Heat Transfer Predictions on a Turbine Guide Vane

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Topics: Heat transfer , Turbulence , Turbines , Flow (Dynamics) , Flat plates , Guide vanes

Effects of Bleed Flow on Heat/Mass Transfer in a Rotating Rib-Roughened Channel

Yun Heung Jeon, Suk Hwan Park, Kyung Min Kim, Dong Hyun Lee, Hyung Hee Cho

J. Turbomach. July 2007, 129(3): 636–642. doi: https://doi.org/10.1115/1.2720495

Abstract

View articletitled, Effects of Bleed Flow on Heat/Mass Transfer in a Rotating Rib-Roughened Channel

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Topics: Flow (Dynamics) , Heat , Mass transfer , Friction , Rotation

Technical Papers

Effect of Blade Passage Surface Heat Extraction on Axial Compressor Performance

P. N. Shah, C. S. Tan

J. Turbomach. July 2007, 129(3): 457–467. doi: https://doi.org/10.1115/1.2372776

Abstract

View articletitled, Effect of Blade Passage Surface Heat Extraction on Axial Compressor Performance

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Topics: Blades , Compressors , Cooling , Pressure , Mach number , Heat , Flow (Dynamics) , Design , Heat transfer , Rotors

Influence of Sweep on Axial Flow Turbine Aerodynamics at Midspan

Graham Pullan, Neil W. Harvey

J. Turbomach. July 2007, 129(3): 591–598. doi: https://doi.org/10.1115/1.2472397

Abstract

View articletitled, Influence of Sweep on Axial Flow Turbine Aerodynamics at Midspan

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Topics: Blades , Pressure , Design , Turbines

Technical Papers

Development of a One-Dimensional Modular Dynamic Model for the Simulation of Surge in Compression Systems

Early Stall Warning Technique for Axial-Flow Compressors

Optimization of a Real-Time Simulator Based on Recurrent Neural Networks for Compressor Transient Behavior Prediction

Engine Design Studies for a Silent Aircraft

An Approach to Integrated Multi-Disciplinary Turbomachinery Design

Direct Parametric Analysis of Resonance Regimes for Nonlinear Vibrations of Bladed Disks

Unsteady Aerodynamic Blade Excitation at the Stability Limit and During Rotating Stall in an Axial Compressor

Predicting Entropy Generation Rates in Transitional Boundary Layers Based on Intermittency

Investigation of Velocity Profiles for Effusion Cooling of a Combustor Liner

A Computational Fluid Dynamics Study of Transitional Flows in Low-Pressure Turbines Under a Wide Range of Operating Conditions

Experimental Measurements and Modeling of the Effects of Large-Scale Freestream Turbulence on Heat Transfer

Curtis Stage Nozzle/Rotor Aerodynamic Interaction and the Effect on Stage Performance

Influence of Loading Distribution on the Off-Design Performance of High-Pressure Turbine Blades

Investigation of the Flow Field in a High-Pressure Turbine Stage for Two Stator-Rotor Axial Gaps—Part I: Three-Dimensional Time-Averaged Flow Field

Investigation of the Flow Field in a High-Pressure Turbine Stage for Two Stator-Rotor Axial Gaps—Part II: Unsteady Flow Field

Effects of Surface Deposition, Hole Blockage, and Thermal Barrier Coating Spallation on Vane Endwall Film Cooling

Experimental Investigation of Turbine Leakage Flows on the Three-Dimensional Flow Field and Endwall Heat Transfer

Scaling of Guide Vane Coolant Profiles and the Reduction of a Simulated Hot Streak

Application of the Turbulent Potential Model to Heat Transfer Predictions on a Turbine Guide Vane

Effects of Bleed Flow on Heat/Mass Transfer in a Rotating Rib-Roughened Channel

Technical Papers

Effect of Blade Passage Surface Heat Extraction on Axial Compressor Performance

Influence of Sweep on Axial Flow Turbine Aerodynamics at Midspan

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