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

Topics: Compressors , Design , Unsteady flow , Turbomachinery , Engines , Flutter (Aerodynamics) , Aircraft , Aircraft engines , Blades , Engineering teachers

Advances in Unsteady Turbomachinery Aerodynamics in Japan: Professor Gallus’ Contribution

Toshinori Watanabe, Eisuke Outa, Tsutomu Adachi, Ichiro Ariga, Yasushige Kashiwabara, Shimpei Mizuki, Hideo Tanaka

GT 2005; 39-50doi:https://doi.org/10.1115/GT2005-68695

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Topics: Aerodynamics , Engineering teachers , Turbomachinery , Compressors , Cascades (Fluid dynamics) , Design , Diffusers , Flutter (Aerodynamics) , Gas turbines , Industrial research

Stator Clocking Effects on 3D Flow in a Two-Stage Low-Pressure Turbine

Jan E. Krysinski, Jaroslaw R. Blaszczak, Antoni Smolny

GT 2005; 51-62doi:https://doi.org/10.1115/GT2005-68811

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Topics: Flow (Dynamics) , Pressure , Stators , Turbines , Turbomachinery , Unsteady flow , Airfoils , Design , Indexing (Machining) , Jet propulsion

Supersonic and Transonic Compressors: Past, Status and Technology Trends

Klaus D. Broichhausen, Kai U. Ziegler

GT 2005; 63-74doi:https://doi.org/10.1115/GT2005-69067

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Topics: Compressors , Design , Gas turbines , Aerodynamics , Aircraft engines , Mach number , Manufacturing technology , Physics , Pressure

On Vortex Formation in the Wake Flows of Transonic Turbine Blades and Oscillating Airfoils

J. P. Gostelow, W. E. Carscallen, M. F. Platzer

GT 2005; 75-84doi:https://doi.org/10.1115/GT2005-69128

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Topics: Airfoils , Flow (Dynamics) , Turbine blades , Vortices , Wakes , Nozzles , Turbines , Cascades (Fluid dynamics) , Vortex shedding , Blades

Axial Flow Fan and Compressor Aerodynamics

Use of Turning Additional Blades in Compressor Rotor

Vitaliy Yu. Nezym

GT 2005; 85-91doi:https://doi.org/10.1115/GT2005-68069

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Topics: Blades , Compressors , Rotors , Turning , Rotating blades , Testing , Chords (Trusses) , Clearances (Engineering) , Flow (Dynamics) , Fluids

Performance and Stability Enhancement of NASA Rotor 37 Applying Abradable Coating

Behnam H. Beheshti, Bijan Farhanieh, Kaveh Ghorbanian, Joao A. Teixeira, Paul C. Ivey

GT 2005; 93-102doi:https://doi.org/10.1115/GT2005-68074

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Topics: Coating processes , Coatings , NASA , Rotors , Stability , Blades , Compressors , Leakage flows , Clearances (Engineering) , Flow (Dynamics)

Impact of Non-Uniform Leading Edge Coatings on the Aerodynamic Performance of Compressor Airfoils

Michael E. Elmstrom, Knox T. Millsaps, Garth V. Hobson, Jeffrey S. Patterson

GT 2005; 103-113doi:https://doi.org/10.1115/GT2005-68091

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Topics: Airfoils , Coatings , Compressors , Computational fluid dynamics , Mach number , Turbulence , Bubbles , Cascades (Fluid dynamics) , Chords (Trusses) , Pressure

The Use of a Circumferentially Nonuniform Stator to Attenuate Harmful Aerodynamic and Mechanical Interactions in an Advanced Mixed Flow Splittered Rotor/Tandem Variable Stator LP Compressor

M. T. Barton, D. P. Gentile

GT 2005; 115-124doi:https://doi.org/10.1115/GT2005-68178

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Topics: Compressors , Flow (Dynamics) , Rotors , Stators , Pressure , Blades , Design , Computers , Engines , Deflection

Analysis of Flow Mechanism in 2-D Compressor Cascade With Splitter

Haipeng Li, Houxing Liu, Zhengping Zou

GT 2005; 125-134doi:https://doi.org/10.1115/GT2005-68207

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Topics: Cascades (Fluid dynamics) , Compressors , Flow (Dynamics)

Experimental Study of Boundary Layer Control Through Tip Injection on Straight and Swept Compressor Blades

Bhaskar Roy, Manish Chouhan, Kota Venkata Kaudinya

GT 2005; 135-145doi:https://doi.org/10.1115/GT2005-68304

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Topics: Blades , Boundary layers , Compressors , Nozzles , Flow (Dynamics) , Rotors , Axial flow , Design , Manufacturing , Stall inception

Redesign of a Multistage Axial Compressor for a Heavy Duty Industrial Gas Turbine (GT11NMC)

Sasha M. Savic, Marco A. Micheli, Andreas C. Bauer

GT 2005; 147-154doi:https://doi.org/10.1115/GT2005-68315

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Topics: Compressors , Industrial gases , Turbines , Design , Blades , Airfoils , Cycles , Diffusion (Physics) , Engines , Flow (Dynamics)

Criteria for Spike Initiated Rotating Stall

Huu Duc Vo, Choon S. Tan, Edward M. Greitzer

GT 2005; 155-165doi:https://doi.org/10.1115/GT2005-68374

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Topics: Blades , Clearances (Engineering) , Compressors , Computation , Computer simulation , Engineering simulation , Flow (Dynamics) , Fluids , Simulation , Stall inception

A Numerical Investigation of Boundary Layer Suction in Compound Lean Compressor Cascades

Yanping Song, Fu Chen, Jun Yang, Zhongqi Wang

GT 2005; 167-175doi:https://doi.org/10.1115/GT2005-68441

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Topics: Boundary layers , Compressors , Indium compounds , Suction , Flow (Dynamics) , Blades , Cascades (Fluid dynamics) , Corners (Structural elements) , Flow separation , Flow turning

Review and Understanding on Sweep in Axial Compressor Design

Lucheng Ji, Jiang Chen, Feng Lin

GT 2005; 177-185doi:https://doi.org/10.1115/GT2005-68473

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Topics: Compressors , Design , Blades , Degrees of freedom

Mechanism of the Interaction of a Ramped Bleed Slot With the Primary Flow

B. A. Leishman, N. A. Cumpsty

GT 2005; 187-198doi:https://doi.org/10.1115/GT2005-68483

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Topics: Flow (Dynamics) , Pressure , Blades , Cascades (Fluid dynamics) , Compressors , Design , Geometry , Radial flow , Stators , Suction

Performance and Flow Characteristics of an Optimized Supercritical Compressor Stator Cascade

Bo Song, Wing F. Ng

GT 2005; 199-210doi:https://doi.org/10.1115/GT2005-68569

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Topics: Cascades (Fluid dynamics) , Compressors , Flow (Dynamics) , Stators , Blades , Boundary layers , Computational fluid dynamics , Design , Mach number , Airfoils

Effects of the Inlet Boundary Layer Thickness on the Flow and Loss Characteristics in an Axial Compressor

Minsuk Choi, Junyoung Park, Jehyun Baek

GT 2005; 211-221doi:https://doi.org/10.1115/GT2005-68580

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Topics: Boundary layers , Compressors , Flow (Dynamics) , Leakage flows , Design , Corners (Structural elements) , Suction , Blades , Internal flow , Pressure

Rain Ingestion in Axial Flow Compressors at Part Speed

Ivor Day, John Williams, Christopher Freeman

GT 2005; 223-235doi:https://doi.org/10.1115/GT2005-68582

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Topics: Axial flow , Compressors , Water , Blades , Pressure , Torque , Drops , Rotors , Air flow , Aircraft engines

Numerical Study of Embedded Supersonic Compressor Stages

Severin G. Kempf, Stephen Guillot, Wing Fai Ng, Steven R. Wellborn, Randall M. Chriss

GT 2005; 237-246doi:https://doi.org/10.1115/GT2005-68611

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Topics: Compressors , Rotors , Shock (Mechanics) , Computational fluid dynamics , Blades , Boundary-value problems , Computer simulation , Flow (Dynamics) , NASA , Turbulence

Long-to-Short Length Scale Transition: A Stall Inception Phenomenon in an Axial Compressor With Inlet Distortion

Feng Lin, Meilin Li, Jingyi Chen

GT 2005; 247-260doi:https://doi.org/10.1115/GT2005-68656

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Topics: Compressors , Stall inception , Flow (Dynamics) , Axial flow , Blades , Compression , Dynamics (Mechanics) , System dynamics

Redesign of an 11-Stage Axial Compressor for Industrial Gas Turbine

Koji Terauchi, Daisuke Kariya, Seiichirou Maeda, Kenichirou Yoshiura

GT 2005; 261-267doi:https://doi.org/10.1115/GT2005-68689

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Topics: Compressors , Industrial gases , Turbines , Computational fluid dynamics , Engines , Airfoils , Blades , Design , Engineering prototypes

Effects of Inlet Distortion on the Stability of an Advanced Military Swept Fan Stage With Casing Treatment

Donald S. Madden, Matt A. West

GT 2005; 269-279doi:https://doi.org/10.1115/GT2005-68693

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Topics: Military systems , Stability , Rotors , Blades , Flow (Dynamics) , Pressure , Simulation , Stators , Compressors , Computer simulation

Numerical Investigation of Endwall Boundary Layer Removal on Highly-Loaded Axial Compressor Blade Rows

V. Gu¨mmer, M. Goller, M. Swoboda

GT 2005; 281-290doi:https://doi.org/10.1115/GT2005-68699

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Topics: Blades , Boundary layers , Compressors , Flow (Dynamics) , Rotors , Stators , Fluids , Suction , Aerodynamics , Aircraft engines

The Design, Development and Evaluation of 3D Aerofoils for High Speed Axial Compressors: Part 1 — Test Facility, Instrumentation and Probe Traverse Mechanism

D. Lippett, G. Woollatt, P. C. Ivey, P. Timmis, B. A. Charnley

GT 2005; 291-302doi:https://doi.org/10.1115/GT2005-68792

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Topics: Airfoils , Compressors , Design , Instrumentation , Probes , Test facilities , Blades , Calibration , Flow (Dynamics) , Rotors

The Design, Development and Evaluation of 3D Aerofoils for High Speed Axial Compressors: Part 2 — Simulation and Comparison With Experiment

G. Woollatt, D. Lippett, P. C. Ivey, P. Timmis, B. A. Charnley

GT 2005; 303-316doi:https://doi.org/10.1115/GT2005-68793

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Topics: Airfoils , Compressors , Design , Simulation , Blades , Computational fluid dynamics , Clearances (Engineering) , Flow (Dynamics) , Numerical analysis , Rotors

Development and Validation of the New ALSTOM GT24/GT26 Upgrade Compressor

Heiko Ko¨rba¨cher, Andreas Pfeiffer, Thomas Rothe

GT 2005; 317-325doi:https://doi.org/10.1115/GT2005-68795

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Topics: Compressors , Gas turbines , Pressure , Turbines , Combined cycle power stations , Combined cycles , Combustion systems , Cycles , Engines , High pressure (Physics)

Effect of Blade Passage Surface Heat Extraction on Axial Compressor Performance

P. N. Shah, C. S. Tan

GT 2005; 327-341doi:https://doi.org/10.1115/GT2005-68815

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Topics: Blades , Compressors , Heat , Cooling , Pressure , Flow (Dynamics) , Heat transfer , Compression , Design , Modeling

Influence of Sweep on the 3D Shock Structure in an Axial Transonic Compressor

Jo¨rg Bergner, Stephan Kablitz, Dietmar K. Hennecke, Harald Passrucker, Erich Steinhardt

GT 2005; 343-352doi:https://doi.org/10.1115/GT2005-68835

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Topics: Compressors , Shock (Mechanics) , Rotors , Design , Vortices , Experimental analysis , Flow (Dynamics) , Lasers , Leakage

Numerically Aided Design of a High-Efficient Casing Treatment for a Transonic Compressor

I. Wilke, H.-P. Kau, G. Brignole

GT 2005; 353-364doi:https://doi.org/10.1115/GT2005-68993

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Topics: Compressors , Design , Blades , Flow (Dynamics) , Rotors , NASA , Stability , Computational fluid dynamics , Computer simulation , Engineering simulation

Axial Location of Casing Treatment in Multistage Axial Flow Compressors

Junqiang Zhu, Yanhui Wu, Wuli Chu

GT 2005; 365-371doi:https://doi.org/10.1115/GT2005-69105

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Topics: Axial flow , Compressors , Design , Pressure

The Effects of Stepped Tip Gap on Performance and Flowfield of a Subsonic Axial-Flow Compressor Rotor

Xingen Lu, Junqiang Zhu, Wuli Chu, Rugen Wang

GT 2005; 373-380doi:https://doi.org/10.1115/GT2005-69106

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Topics: Axial flow , Compressors , Rotors , Clearances (Engineering) , Flow (Dynamics) , Blades , Leakage flows , Computational methods , Computer simulation , Inlet guide vanes

The Effect of Ultrapolish on a Transonic Axial Rotor

William B. Roberts, Patricia S. Prahst, Scott Thorp, Anthony J. Strazisar

GT 2005; 381-387doi:https://doi.org/10.1115/GT2005-69132

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Topics: Rotors , Blades , Design , Finishes , Compressors , Errors , Flow (Dynamics) , Mach number , NASA , Test facilities

Axial Flow Turbine Aerodynamics

Effects of Reynolds Number and Free-Stream Turbulence on Turbine Tip Clearance Flow

Takayuki Matsunuma

GT 2005; 389-401doi:https://doi.org/10.1115/GT2005-68009

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Topics: Clearances (Engineering) , Flow (Dynamics) , Reynolds number , Turbines , Turbulence , Cascades (Fluid dynamics) , Pressure , Axial flow , Chords (Trusses) , Fluid dynamics

Unsteady Interaction of Labyrinth Seal Leakage Flow and Downstream Stator Flow in a Shrouded 1.5 Stage Axial Turbine

P. Peters, J. R. Menter, H. Pfost, A. Giboni, K. Wolter

GT 2005; 403-413doi:https://doi.org/10.1115/GT2005-68065

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Topics: Flow (Dynamics) , Leakage flows , Stators , Turbines , Blades , Design , Probes , Rotors , Vortices , Clearances (Engineering)

Turbine Cascade Flow Control Using a “Wake Filling” Pulsed Plasma Actuator

H. Perez-Blanco, Robert Van Dyken, Aaron Byerley, Tom McLaughlin

GT 2005; 415-428doi:https://doi.org/10.1115/GT2005-68114

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Topics: Actuators , Flow (Dynamics) , Plasmas (Ionized gases) , Turbines , Wakes , Separation (Technology) , Boundary layers , Blades , Bubbles , Excitation

The Interaction of Turbine Inter-Platform Leakage Flow With the Mainstream Flow

Kevin Reid, John Denton, Graham Pullan, Eric Curtis, John Longley

GT 2005; 429-437doi:https://doi.org/10.1115/GT2005-68151

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Topics: Flow (Dynamics) , Leakage flows , Turbines , Leakage , Nozzle guide vanes , Aircraft engines , Chords (Trusses) , Engineering simulation , Physics , Reynolds-averaged Navier–Stokes equations

Experimental and Numerical Investigation of the Unsteady Leakage Flow Through the Rotor Tip Labyrinth of a 1.5-Stage Axial Turbine

K. Wolter, A. Giboni, P. Peters, J. R. Menter, H. Pfost

GT 2005; 439-450doi:https://doi.org/10.1115/GT2005-68156

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Topics: Leakage flows , Rotors , Turbines , Flow (Dynamics) , Vortices , Cavities , Probes , Stators , Computer simulation , Corners (Structural elements)

Aerodynamic Performance of a Family of Three High Pressure Transonic Turbine Blades at Off-Design Incidence

D. Corriveau, S. A. Sjolander

GT 2005; 451-464doi:https://doi.org/10.1115/GT2005-68159

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Topics: Design , High pressure (Physics) , Turbine blades , Airfoils , Mach number , Blades , Flow (Dynamics) , Aerodynamics , Cascades (Fluid dynamics) , Chords (Trusses)

PIV Maps of Tip Leakage and Secondary Flow Fields on a Low Speed Turbine Blade Cascade With Moving Endwall

P. Palafox, M. L. G. Oldfield, J. E. LaGraff, T. V. Jones

GT 2005; 465-476doi:https://doi.org/10.1115/GT2005-68189

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Topics: Cascades (Fluid dynamics) , Flow (Dynamics) , Leakage , Turbine blades , Blades , Chords (Trusses) , Vortices , Leakage flows , Belts , Clearances (Engineering)

Unsteady Numerical Simulation of Shock Systems in Vaneless Counter-Rotating Turbine

Huishe Wang, Qingjun Zhao, Xiaolu Zhao, Jianzhong Xu

GT 2005; 477-485doi:https://doi.org/10.1115/GT2005-68212

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Topics: Computer simulation , Shock (Mechanics) , Turbines , Rotors , Mach number , Waves , Wakes , Design , Echoes , Nozzles

Numerical Study of the Effects of Bowed Blades on Aerodynamic Characteristics in a High Pressure Turbine

Mohsen Hassan Vand, Songtao Wang

GT 2005; 487-496doi:https://doi.org/10.1115/GT2005-68214

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Topics: Blades , High pressure (Physics) , Stators , Turbines , Wakes

Measurement and Calculation of Turbine Cascade Endwall Pressure and Shear Stress

Brian M. Holley, Sandor Becz, Lee S. Langston

GT 2005; 497-507doi:https://doi.org/10.1115/GT2005-68256

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Topics: Cascades (Fluid dynamics) , Pressure , Shear stress , Turbines , Computational fluid dynamics , Skin friction (Fluid dynamics) , Flow (Dynamics) , Airfoils , Axial flow , Engines

Visualization of Rotor Endwall, Tip Gap, and Outer Casing Surface Flows in a Rotating Axial Turbine Rig

Nikhil M. Rao, Cengiz Camci

GT 2005; 509-517doi:https://doi.org/10.1115/GT2005-68264

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Topics: Flow (Dynamics) , Rotors , Turbines , Visualization , Blades , Boundary layers , Chords (Trusses) , Pressure , Rotation , Shear stress

Numerical Modeling of Flow and Thermal Patterns Within a Combustor Simulator

V. R. Kunze, M. Wolff, M. D. Barringer, K. A. Thole, M. D. Polanka

GT 2005; 519-528doi:https://doi.org/10.1115/GT2005-68284

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Topics: Combustion chambers , Computer simulation , Flow (Dynamics) , Turbines , Computational fluid dynamics , Heat transfer , Shapes , Temperature , Air Force , Airfoils

Analysis of Some Improved Blade Tip Concepts

Chander Prakash, Ching-Pang Lee, David Cherry, Aspi Wadia, Roger Doughty

GT 2005; 529-533doi:https://doi.org/10.1115/GT2005-68333

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Topics: Blades , Leakage , Pressure , Turbines , Clearances (Engineering) , Computational fluid dynamics , Flow (Dynamics) , High pressure (Physics) , Separation (Technology)

The Boundary Layer Over Turbine Blade Models With Realistic Rough Surfaces

Hugh M. McIlroy, Jr., Ralph S. Budwig

GT 2005; 535-551doi:https://doi.org/10.1115/GT2005-68342

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Topics: Boundary layers , Surface roughness , Turbine blades , Turbulence , Flow (Dynamics) , Air Force , High pressure (Physics) , Momentum , Reynolds number , Shapes

Experimental Evaluation of the Flow-Field in a State of the Art Linear Cascade With Boundary-Layer Suction

Johan Hja¨rne, Valery Chernoray, Jonas Larsson, Lennart Lo¨fdahl

GT 2005; 553-560doi:https://doi.org/10.1115/GT2005-68399

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Topics: Boundary layers , Cascades (Fluid dynamics) , Flow (Dynamics) , Guide vanes , Pressure , Suction , Turbines

The Importance of Shroud Leakage Modelling in Multistage Turbine Flow Calculations

Budimir Rosic, John D. Denton, Graham Pullan

GT 2005; 561-570doi:https://doi.org/10.1115/GT2005-68459

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Topics: Flow (Dynamics) , Leakage , Modeling , Turbines , Cavities , Clearances (Engineering) , Blades , Leakage flows

The Influence of Variable Gas Properties on Turbomachinery CFD

John D. Northall

GT 2005; 571-578doi:https://doi.org/10.1115/GT2005-68478

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Topics: Computational fluid dynamics , Turbomachinery

Improving the Performance of a Turbine With Low Aspect Ratio Stators by Aft-Loading

Graham Pullan, John Denton, Eric Curtis

GT 2005; 579-589doi:https://doi.org/10.1115/GT2005-68548

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Topics: Stators , Turbines , Nozzle guide vanes , Flow (Dynamics) , Vortices , Blades , Computational fluid dynamics , Computer simulation , Engineering design processes , Entropy

An Investigation of the Effects of Film Cooling in a High-Pressure Aeroengine Turbine Stage

Kam S. Chana, Mary A. Hilditch, James Anderson

GT 2005; 591-601doi:https://doi.org/10.1115/GT2005-68564

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Topics: Film cooling , High pressure (Physics) , Turbines , Cooling , Coolants , Engines , Nozzle guide vanes , Cycles , Flow (Dynamics) , Heat transfer

A Simple Inverse Cascade Design Method

Bent Phillipsen

GT 2005; 603-613doi:https://doi.org/10.1115/GT2005-68575

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Topics: Cascades (Fluid dynamics) , Design methodology , Design , Geometry , Shock (Mechanics) , Turbines , Turbomachinery , Blades , Compressors , Flow (Dynamics)

Investigation of Vortex Shedding and Wake-Wake Interaction in a Transonic Turbine Stage Using Laser-Doppler-Velocimetry and Particle-Image-Velocimetry

E. Go¨ttlich, J. Woisetschla¨ger, P. Pieringer, B. Hampel, F. Heitmeir

GT 2005; 615-624doi:https://doi.org/10.1115/GT2005-68579

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Topics: Laser Doppler anemometry , Particulate matter , Turbines , Vortex shedding , Wakes , Rotors , Blades , Flow (Dynamics) , Vortices , Nozzle guide vanes

An Empirical Prediction Method for Secondary Losses in Turbines: Part I — A New Loss Breakdown Scheme and Penetration Depth Correlation

M. W. Benner, S. A. Sjolander, S. H. Moustapha

GT 2005; 625-635doi:https://doi.org/10.1115/GT2005-68637

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Topics: Turbines , Databases , Airfoils , Boundary layers , Cascades (Fluid dynamics) , Design , Separation (Technology) , Vortices

An Empirical Prediction Method for Secondary Losses in Turbines: Part II — A New Secondary Loss Correlation

M. W. Benner, S. A. Sjolander, S. H. Moustapha

GT 2005; 637-649doi:https://doi.org/10.1115/GT2005-68639

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Topics: Turbines , Design , Cascades (Fluid dynamics) , Engines , Databases

Three Dimensional Aerodynamic Optimization for an Ultra-Low Aspect Ratio Transonic Turbine Stator Blade

Martina Hasenja¨ger, Bernhard Sendhoff, Toyotaka Sonoda, Toshiyuki Arima

GT 2005; 651-662doi:https://doi.org/10.1115/GT2005-68680

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Topics: Blades , Optimization , Stators , Turbines , Design , Pareto optimization , Pressure , Airfoils , Flow (Dynamics) , Rotors

Part Load Operation of a Four-Stage Turbine

N. Herzog, Y. Gu¨ndogdu, G. Kang, J. R. Seume, K. Rothe

GT 2005; 663-672doi:https://doi.org/10.1115/GT2005-68700

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Topics: Stress , Turbines , Flow (Dynamics) , Temperature , Blades , Steam turbines , Damage , Steam , High pressure (Physics) , Annulus

Aerodynamic Concept for Very Large Steam Turbine Last Stages

Heinrich Stu¨er, Frank Truckenmu¨ller, Don Borthwick, John D. Denton

GT 2005; 673-687doi:https://doi.org/10.1115/GT2005-68746

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Topics: Steam turbines , Blades , Design , Flow (Dynamics) , Supersonic flow , Experimental methods , Pressure , Rotating blades , Turbines , Unsteady flow

Influence of Surface Roughness on the Aerodynamic Losses of a Turbine Vane

Qiang Zhang, Matt Goodro, Phillip M. Ligrani, Ricardo Trindade, Sri Sreekanth

GT 2005; 689-701doi:https://doi.org/10.1115/GT2005-68832

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Topics: Surface roughness , Turbines , Mach number , Airfoils , Wakes , Kinetic energy , Aerodynamics , Dimensions , Flow turning , Particulate matter

Efficiency Improvement and Noise Reduction Through Stator-Stator Clocking Effect of a Two-Stage Turbine

Jaroslaw R. Blaszczak

GT 2005; 703-710doi:https://doi.org/10.1115/GT2005-68833

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Topics: Noise control , Stators , Turbines , Computer simulation , Indexing (Machining) , Noise (Sound) , Vibration , Acoustics , Airfoils , Design

Separation and Transition Control on an Aft-Loaded Ultra-High-Lift LP Turbine Blade at Low Reynolds Numbers: Low-Speed Investigation

Xue Feng Zhang, Maria Vera, Howard Hodson, Neil Harvey

GT 2005; 711-723doi:https://doi.org/10.1115/GT2005-68892

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Topics: Reynolds number , Separation (Technology) , Turbine blades , Blades , Wakes , Suction , Bubbles , Unsteady flow , Air jets , Aircraft engines

Separation and Transition Control on an Aft-Loaded Ultra-High-Lift LP Turbine Blade at Low Reynolds Numbers: High-Speed Validation

Maria Vera, Xue Feng Zhang, Howard Hodson, Neil Harvey

GT 2005; 725-734doi:https://doi.org/10.1115/GT2005-68893

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Topics: Reynolds number , Separation (Technology) , Turbine blades , Finishes , Surface roughness , Mach number , Cascades (Fluid dynamics) , Engines , Flow (Dynamics) , Inflow

Effects of Upstream Platform Geometry on the Endwall Flows of a Turbine Cascade

Elena de la Rosa Blanco, H. P. Hodson, R. Va´zquez

GT 2005; 735-745doi:https://doi.org/10.1115/GT2005-68938

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Topics: Cascades (Fluid dynamics) , Flow (Dynamics) , Geometry , Turbines , Blades , Boundary layers , Pressure , Bubbles , Computer simulation , Separation (Technology)

Experiments With Three Dimensional Passive Flow Control Devices on Low-Pressure Turbine Airfoils

Douglas G. Bohl, Ralph J. Volino

GT 2005; 747-757doi:https://doi.org/10.1115/GT2005-68969

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Topics: Airfoils , Flow control , Pressure , Turbines , Cylinders , Reynolds number , Bubbles , Flow (Dynamics) , Suction , Separation (Technology)

Design and Analysis of a High Stage Loading Five-Stage LP Turbine Rig Employing Improved Transition Modeling

Jochen Gier, Norbert Hu¨bner

GT 2005; 759-769doi:https://doi.org/10.1115/GT2005-68971

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Topics: Design , Modeling , Turbines , Airfoils , Engines , Reynolds number , Weight (Mass) , Aircraft engines , Cascades (Fluid dynamics) , Computational fluid dynamics

The Measurement of Shaft Power in a Fully Scaled Transient Turbine Test Facility

Nicholas R. Atkins, Roger W. Ainsworth

GT 2005; 771-782doi:https://doi.org/10.1115/GT2005-68998

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Topics: Test facilities , Transients (Dynamics) , Turbines

Improved Profile Loss and Deviation Correlations for Axial-Turbine Blade Rows

Junqiang Zhu, Steen A. Sjolander

GT 2005; 783-792doi:https://doi.org/10.1115/GT2005-69077

Abstracts

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Topics: Blades , Turbines , Design , Airfoils , Databases , Pressure

Radial Turbomachinery Aerodynamics

Development of a Low Flow Coefficient Single Stage Centrifugal Compressor

C. Xu, R. S. Amano

GT 2005; 793-799doi:https://doi.org/10.1115/GT2005-68006

Abstracts

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Topics: Compressors , Flow (Dynamics) , Design , Clearances (Engineering) , Diffusers , Impellers , Design methodology , High pressure (Physics) , Surges , Axial flow

Flow Ranges of 8.0:1 Pressure Ratio Centrifugal Compressors for Aviation Applications

C. Rodgers

GT 2005; 801-811doi:https://doi.org/10.1115/GT2005-68041

Abstracts

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Topics: Aviation , Compressors , Flow (Dynamics) , Pressure , Design , Computation , Cycles , Diffusers , Gas turbines , Resolution (Optics)

Numerical Investigation of a High Speed Centrifugal Compressor Impeller

Shun Kang

GT 2005; 813-821doi:https://doi.org/10.1115/GT2005-68092

Abstracts

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Topics: Compressor impellers , Flow (Dynamics) , Engineering simulation , Machinery , Simulation , Boundary layers , Computational fluid dynamics , Computer software , Energy dissipation , Impellers

Vaneless Diffuser Advanced Model (2005D)

Oleg Dubitsky, David Japikse

GT 2005; 823-834doi:https://doi.org/10.1115/GT2005-68130

Abstracts

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Topics: Vaneless diffusers

A Numerical Approach for the Design of the Compressor Impeller Exit Diameter Variations in a Marine Engine Turbocharger

Hong-Won Kim, Seung-Hyup Ryu, Sang-Hak Ghal, Ji-Soo Ha, Sang-Ki Lee

GT 2005; 835-840doi:https://doi.org/10.1115/GT2005-68653

Abstracts

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Topics: Compressor impellers , Design , Engines , Turbochargers , Impellers , Compressors , Blades , Compression , Flow (Dynamics) , Fluid dynamics

Optimization of Inlet Ring Groove Arrangement for Suppression of Unstable Flow in a Centrifugal Impeller

Masahiro Ishida, Daisaku Sakaguchi, Hironobu Ueki

GT 2005; 841-850doi:https://doi.org/10.1115/GT2005-68675

Abstracts

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Topics: Flow (Dynamics) , Impellers , Optimization

Experimental and Numerical Investigations on a High Pressure Ratio Centrifugal Compressor

Jae Ho Choi, Ok Suck Sung, Seung-Bae Chen, Jin Shik Lim

GT 2005; 851-857doi:https://doi.org/10.1115/GT2005-68679

Abstracts

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Topics: Compressors , High pressure (Physics) , Diffusers , Impellers , Airfoils , Clearances (Engineering) , Design , Flow (Dynamics) , Pressure , Testing performance

Influence of Geometric Scaling on the Stability and Range of a Turbocharger Centrifugal Compressor

Matthias Schleer, Reza S. Abhari

GT 2005; 859-869doi:https://doi.org/10.1115/GT2005-68713

Abstracts

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Topics: Compressors , Stability , Turbochargers , Flow (Dynamics) , Blades , Design , Diffusers , Impellers , Pressure , Reynolds number

Analytical and Computational Study of Radial Loads in Volutes and Collectors

Gocha Chochua, Jay M. Koch, James M. Sorokes

GT 2005; 871-879doi:https://doi.org/10.1115/GT2005-68822

Abstracts

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Topics: Stress , Compressors , Computational fluid dynamics , Diffusers , Geometry , Rotors , Stators

Experimental Evaluation of Active Flow Control Mixed-Flow Turbine for Automotive Turbocharger Application

Apostolos Pesiridis, Ricardo F. Martinez-Botas

GT 2005; 881-895doi:https://doi.org/10.1115/GT2005-68830

Abstracts

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Topics: Flow (Dynamics) , Flow control , Turbines , Turbochargers

Numerical Designed Experiment to Optimize a Ported Shroud to Extend the Operability Margin of a Centrifugal Compressor

J. Slovisky, M. L. Mansour, M. T. Barton, D. L. Palmer

GT 2005; 897-905doi:https://doi.org/10.1115/GT2005-68870

Abstracts

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Topics: Compressors , Computational fluid dynamics , Vents , Experimental design , Flow (Dynamics) , Optimization , Compressor impellers , Impellers , Mesh generation , Modeling

Improved Diffuser/Volute Combinations for Centrifugal Compressors

T. Steglich, J. Kitzinger, J. R. Seume, R. A. Van den Braembussche, J. Prinsier

GT 2005; 907-916doi:https://doi.org/10.1115/GT2005-68894

Abstracts

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Topics: Compressors , Diffusers , Pressure , Design , Cross section (Physics) , High pressure (Physics) , Impellers , Pipelines , Stress , Turbochargers

Some Studies on Low Solidity Vaned Diffusers of a Centrifugal Compressor Stage

T. Ch. Siva Reddy, G. V. Ramana Murty, Prasad Mukkavilli, D. N. Reddy

GT 2005; 917-925doi:https://doi.org/10.1115/GT2005-68972

Abstracts

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Topics: Compressors , Computer simulation , Diffusers

Adaptive Vaned Diffuser for Centrifugal Compressor

G. Ferrara, L. Ferrari, L. Baldassarre

GT 2005; 927-934doi:https://doi.org/10.1115/GT2005-69036

Abstracts

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Topics: Compressors , Diffusers , Flow (Dynamics) , Sensors , Control systems , Experimental analysis , Pistons

Design Methods and CFD Modeling for Turbomachinery

Turbine Blade Shape Aerodynamic Design Using Artificial Intelligence

O¨zhan O¨ksu¨z, I˙brahim Sinan Akmandor

GT 2005; 935-941doi:https://doi.org/10.1115/GT2005-68094

Abstracts

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Topics: Artificial intelligence , Design , Shapes , Turbine blades , Blades , Gas turbines , Flow (Dynamics) , Torque , Design methodology , Genetic algorithms

Numerical and Theoretical Study of Flow and Heat Transfer in a Pre-Swirl Rotor-Stator System

Mahmood Farzaneh-Gord, Mike Wilson, J. Michael Owen

GT 2005; 943-949doi:https://doi.org/10.1115/GT2005-68135

Abstracts

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Topics: Flow (Dynamics) , Heat transfer , Rotors , Stators , Computation , Air flow , Angular momentum , Cooling , Disks , Nozzles

Modeling Unsteady Flow Effects in a 3D Transonic Compressor

Magnus Stridh, Lars-Erik Eriksson

GT 2005; 951-960doi:https://doi.org/10.1115/GT2005-68149

Abstracts

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Topics: Compressors , Modeling , Unsteady flow , Reynolds-averaged Navier–Stokes equations , Blades , Flow (Dynamics) , Steady state , Stress , Design , Wakes

Semi-Empirical Compressor Performance Analysis and Prediction Using Only Basic Characteristic Information

Mark A. Johnson, Stuart A. MacGregor, Michael Wilson

GT 2005; 961-969doi:https://doi.org/10.1115/GT2005-68194

Abstracts

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Topics: Compressors

Integrated Simulations of a Compressor/Combustor Assembly of a Gas Turbine Engine

Jo¨rg Schlu¨ter, Xiaohua Wu, Heinz Pitsch, Sangho Kim, Juan Alonso

GT 2005; 971-982doi:https://doi.org/10.1115/GT2005-68204

Abstracts

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Topics: Combustion chambers , Compressors , Engineering simulation , Gas turbines , Manufacturing , Simulation , Flow (Dynamics) , Turbomachinery , Engines , Geometry

Axial Fan Optimization Using 3D Codes

M. L. Kuzmenko, I. N. Egorov, Yu. N. Shmotin

GT 2005; 983-990doi:https://doi.org/10.1115/GT2005-68209

Abstracts

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Topics: Optimization , Rotors , Algorithms , Computer software , Computational fluid dynamics , Ducts , Engineering prototypes , Flow (Dynamics) , Geometry , Pareto optimization

Rapid Prototyping Design Optimisation Using Flow Sculpting

W. N. Dawes

GT 2005; 991-1000doi:https://doi.org/10.1115/GT2005-68239

Abstracts

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Topics: Design , Flow (Dynamics) , Optimization , Rapid prototyping , Simulation , Blades , Engineering simulation , Geometry , Blocks (Building materials) , Computational fluid dynamics

CFD Analysis of a 15 Stage Axial Compressor: Part I — Methods

T. Belamri, P. Galpin, A. Braune, C. Cornelius

GT 2005; 1001-1008doi:https://doi.org/10.1115/GT2005-68261

Abstracts

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Topics: Compressors , Computational fluid dynamics , Simulation , Transients (Dynamics) , Clearances (Engineering) , Rotors , Stators , Steady state , Boundary-value problems , Computation

CFD Analysis of a 15 Stage Axial Compressor: Part II — Results

T. Belamri, P. Galpin, A. Braune, C. Cornelius

GT 2005; 1009-1017doi:https://doi.org/10.1115/GT2005-68262

Abstracts

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Topics: Compressors , Computational fluid dynamics , Flow (Dynamics) , Simulation , Blades , Computation , Steady state , Engineering prototypes , Engines , Leakage flows

Improving Aerodynamic Matching of Axial Compressor Blading Using a 3D Multistage Inverse Design Method

M. P. C. van Rooij, T. Q. Dang, L. M. Larosiliere

GT 2005; 1019-1032doi:https://doi.org/10.1115/GT2005-68271

Abstracts

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Topics: Compressors , Computational fluid dynamics , Design methodology , Turbomachinery

Shape Optimization of Turbine Stage Using Adaptive Range Differential Evolution and Three-Dimensional Navier-Stokes Solver

Liming Song, Zhenping Feng, Jun Li

GT 2005; 1033-1040doi:https://doi.org/10.1115/GT2005-68280

Abstracts

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Topics: Shape optimization , Turbines , Design , Optimization , Computers , Genetic algorithms , Modeling , Reliability , Robustness , Turbomachinery

Development of Global Optimization Method for Design of Turbine Stages

Hiroyuki Kawagishi, Kazuhiko Kudo

GT 2005; 1041-1049doi:https://doi.org/10.1115/GT2005-68290

Abstracts

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Topics: Design , Optimization , Turbines , Genetic algorithms , Simulated annealing

Multiobjective Optimization Approach to Turbomachinery Blades Design

Jun Li, Guojun Li, Zhenping Feng, Lijun Liu

GT 2005; 1051-1058doi:https://doi.org/10.1115/GT2005-68303

Abstracts

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Topics: Blades , Design , Pareto optimization , Turbomachinery , Pressure , Compressors , Flow (Dynamics) , Optimization , Compressor impellers , Computation

Aerodynamic Optimization of Industrial Fan Blade Cascades

O. Lotfi, J. A. Teixeira, P. C. Ivey, G. Sheard, I. R. Kinghorn

GT 2005; 1059-1066doi:https://doi.org/10.1115/GT2005-68385

Abstracts

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Topics: Blades , Optimization , Design , Genetic algorithms , Flow (Dynamics) , Cascades (Fluid dynamics) , Computational fluid dynamics , Generators , Shape optimization , Turbomachinery

The Influence of Compressor Blade Row Interaction Modeling on Performance Estimates From Time-Accurate, Multi-Stage, Navier-Stokes Simulations

Dale Van Zante, Jenping Chen, Michael Hathaway, Randall Chriss

GT 2005; 1067-1079doi:https://doi.org/10.1115/GT2005-68463

Abstracts

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Topics: Blades , Compressors , Modeling , Navier-Stokes equations

Modeling and Evaluation of Centrifugal Compressor Performance Variations Using Probabilistic Analysis

Joseph Tecza, Peter Menegay, Jay Koch

GT 2005; 1081-1088doi:https://doi.org/10.1115/GT2005-68464

Abstracts

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Topics: Compressors , Modeling , Dimensions , Experimental design , Flow (Dynamics) , Response surface methodology , Statistical distributions

A Pressure Gradient Sensitive Wall Function for the Prediction of Turbulent Flow in Thermal Turbomachinery

Paul Pieringer, Wolfgang Sanz

GT 2005; 1089-1098doi:https://doi.org/10.1115/GT2005-68471

Abstracts

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Topics: Pressure gradient , Turbomachinery , Turbulence , Boundary layers , Flow (Dynamics) , Computational fluid dynamics , Boundary layer turbulence , Boundary-value problems , Clearances (Engineering) , Design

Analytical Investigation of a Low Pressure Turbine With and Without Flowpath Endwall Gaps, Seals and Clearance Features

David Cherry, Aspi Wadia, Rob Beacock, Mani Subramanian, Paul Vitt

GT 2005; 1099-1105doi:https://doi.org/10.1115/GT2005-68492

Abstracts

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Topics: Clearances (Engineering) , Pressure , Turbines , Blades , Cavities , Computer simulation , Engines , Flow (Dynamics) , Geometry , Leakage

CFD Investigation of the Performance of a Military HP Axial Turbine Subjected to Inlet Temperature Distortion

Andrea Zilli, Vassilios Pachidis, Anthony Jackson, Pericles Pilidis

GT 2005; 1107-1116doi:https://doi.org/10.1115/GT2005-68503

Abstracts

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Topics: Computational fluid dynamics , Military systems , Temperature , Turbines

Effect of Maximum Camber Location on Aerodynamics Performance of Transonic Compressor Blades

N. X. Chen, H. W. Zhang, H. Du, Y. J. Xu, W. G. Huang

GT 2005; 1117-1125doi:https://doi.org/10.1115/GT2005-68541

Abstracts

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Topics: Aerodynamics , Blades , Compressors , Design methodology , Flow (Dynamics) , Pressure , Transonic flow , Ultrasonics

An Entropy Loss Approach for a Meanline Bladerow Model With Coupling to Test Data and 3D CFD Results

John A. Reed, Mark G. Turner

GT 2005; 1127-1136doi:https://doi.org/10.1115/GT2005-68608

Abstracts

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Topics: Computational fluid dynamics , Entropy , Flow (Dynamics) , Simulation , Design , Aerodynamics , Cooling , Engines , Leakage

Axial Turbine Stage Design: 1D/2D/3D Simulation, Experiment, Optimization — Design of Single Stage Test Air Turbine Models and Validation of 1D/2D/3D Aerodynamic Computation Results Against Test Data

Leonid Moroz, Yuri Govoruschenko, Petr Pagur

GT 2005; 1137-1146doi:https://doi.org/10.1115/GT2005-68614

Abstracts

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Topics: Computation , Design , Modeling , Optimization , Simulation experiments , Turbines

Numerical Validation of Characteristic and Linearized Unsteady Boundary Conditions for Non-Integer Blade Ratios in a Non-Linear Navier Stokes Solver

Thomas Mokulys, Stephen C. Dewhurst, Reza S. Abhari

GT 2005; 1147-1160doi:https://doi.org/10.1115/GT2005-68670

Abstracts

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Topics: Blades , Boundary-value problems , Aerodynamics , Airfoils , Algorithms , Computation , Stability , Turbomachinery

A Reduced-Order Through-Flow Program for Choked and Cooled Axial Turbines

Magnus Genrup, Ivan Carlsson, Ulf Engdar, Mohsen Assadi

GT 2005; 1161-1168doi:https://doi.org/10.1115/GT2005-68716

Abstracts

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Topics: Flow (Dynamics) , Turbines , Matlab , Algorithms , Clearances (Engineering) , Combustion , Computational methods , Cooling , Design , Diffusers

Towards Excellence in Turbomachinery CFD: A Hybrid Structured-Unstructured RANS Solver

Hong Yang, Dirk Nuernberger, Hans-Peter Kersken

GT 2005; 1169-1183doi:https://doi.org/10.1115/GT2005-68735

Abstracts

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Topics: Computational fluid dynamics , Reynolds-averaged Navier–Stokes equations , Turbomachinery , Algorithms , Flow (Dynamics) , Boundary-value problems , Generators , Modeling , User interfaces

Numerical Investigation of the Secondary Flow of a Transonic Turbine Stage Using Various Turbulence Closures

Rene Pecnik, Paul Pieringer, Wolfgang Sanz

GT 2005; 1185-1193doi:https://doi.org/10.1115/GT2005-68754

Abstracts

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Topics: Flow (Dynamics) , Turbines , Turbulence , Boundary layer turbulence , Boundary layers , Computer simulation , Finite volume methods , Flow separation , Gas turbines , Guide vanes

Radial Migration of Shed Vortices in a Transonic Rotor Following a Wake Generator: A Comparison Between Time Accurate and Average Passage Approaches

Mark G. Turner, Steven E. Gorrell, David Car

GT 2005; 1195-1209doi:https://doi.org/10.1115/GT2005-68776

Abstracts

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Topics: Generators , Rotors , Vortices , Wakes , Simulation , Blades , Metals , Momentum , Stress , Turbochargers

An Integrated Design System for Fans, Compressors, and Turbines: Part 4 — Through-Flow Solver

Allen Medlock, Max J. Miller, S. Murthy Konan, Ben Chambers, Bao Q. Nguyen

GT 2005; 1211-1219doi:https://doi.org/10.1115/GT2005-68820

Abstracts

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Topics: Compressors , Design , Fans , Flow (Dynamics) , Turbines

Noise and Innovative Noise Reduction Approaches

Flow and Noise Investigations of a Separate Flow Exhaust System

Mihai Mihaˇescu, Ro´bert-Zolta´n Sza´sz, Laszlo Fuchs, Ephraim Gutmark

GT 2005; 1221-1229doi:https://doi.org/10.1115/GT2005-68164

Abstracts

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Topics: Exhaust systems , Flow (Dynamics) , Noise (Sound) , Acoustics , Aircraft , Approximation , Boundary-value problems , Density , Jet engines , Jets

LES of the Flow and Acoustics Generated by an Aircraft Fan Running in the Vicinity of the Ground

Dragos¸ Moroianu, Arne Karlsson, Laszlo Fuchs

GT 2005; 1231-1239doi:https://doi.org/10.1115/GT2005-68397

Abstracts

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Topics: Acoustics , Aircraft , Flow (Dynamics) , Noise (Sound) , Blades , Computation , Fluids , Sound pressure , Wave equations

The Effect of Bypass Nozzle Exit Area on Fan Aerodynamic Performance and Noise in a Model Turbofan Simulator

Christopher E. Hughes, Gary G. Podboy, Richard P. Woodward, Robert J. Jeracki

GT 2005; 1241-1264doi:https://doi.org/10.1115/GT2005-68573

Abstracts

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Topics: Noise (Sound) , Nozzles , Turbofans , Engines , Acoustics , Flow (Dynamics) , Guide vanes , Aircraft , Design , Lasers

Computational Analysis of Tonal Noise Generated High-Bypass Ratio Fan Stage

Aleksey M. Sipatov, Michail V. Usanin, Valery G. Avgustinovich, Natalia O. Chuhlantseva

GT 2005; 1265-1274doi:https://doi.org/10.1115/GT2005-68857

Abstracts

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Topics: Noise (Sound) , Acoustics , Pressure , Rotors , Stators , Computer software , Engines , Gasdynamics , Geometry , Guide vanes

Operation and Noise Transmission of an Axial Turbine Driven by a Pulse Detonation Combustor

Anthony J. Dean, Adam Rasheed, Venkat Tangirala, Pierre F. Pinard

GT 2005; 1275-1284doi:https://doi.org/10.1115/GT2005-69141

Abstracts

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Topics: Combustion chambers , Explosions , Noise (Sound) , Turbines , Cascades (Fluid dynamics) , Flow (Dynamics) , Pressure , Shock (Mechanics) , Combustion , Engines

Unsteady Flows in Turbomachinery

Unsteady 3D-Numerical Investigation of the Influence of the Blading Design on the Stator-Rotor Interaction in a 2-Stage Turbine

Dieter E. Bohn, Jing Ren, Christian Tu¨mmers, Michael Sell

GT 2005; 1285-1294doi:https://doi.org/10.1115/GT2005-68115

Abstracts

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Topics: Blades , Design , Rotors , Stators , Turbines

Effect of Sidewall Contamination on Linear Cascades With Moving Bars

Roque Corral, David del Campo

GT 2005; 1295-1307doi:https://doi.org/10.1115/GT2005-68176

Abstracts

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Topics: Contamination , Cascades (Fluid dynamics) , Pressure , Plates (structures) , Airfoils , Blades , Resonance , Turbines

Unsteady Flow in a Turbocharger Centrifugal Compressor: 3D-CFD-Simulation and Numerical and Experimental Analysis of Impeller Blade Vibration

Hans-Peter Dickmann, Thomas Secall Wimmel, Jaroslaw Szwedowicz, Dietmar Filsinger, Christian H. Roduner

GT 2005; 1309-1321doi:https://doi.org/10.1115/GT2005-68235

Abstracts

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Topics: Blades , Compressors , Computational fluid dynamics , Experimental analysis , Impellers , Simulation , Turbochargers , Unsteady flow , Vibration , Excitation

The Influence of Turbulence on Wake Dispersion and Blade Row Interaction in an Axial Compressor

Alan D. Henderson, Gregory J. Walker, Jeremy D. Hughes

GT 2005; 1323-1333doi:https://doi.org/10.1115/GT2005-68432

Abstracts

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Topics: Blades , Compressors , Turbulence , Wakes , Machinery , Inlet guide vanes , Stators , Boundary layers , Inflow , Rotors

Rotating Stall Characteristics in a Wide Vaneless Diffuser

S. Ljevar, H. C. de Lange, A. A. van Steenhoven

GT 2005; 1335-1342doi:https://doi.org/10.1115/GT2005-68445

Abstracts

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Topics: Vaneless diffusers

Effect of Clocking on the Heat Transfer Distribution of a Second Stator Tested in a One and a Half Stage HP Turbine

N. Billiard, G. Paniagua, R. De´nos

GT 2005; 1343-1351doi:https://doi.org/10.1115/GT2005-68462

Abstracts

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Topics: Heat transfer , Stators , Turbines , Pressure , Fluctuations (Physics) , Airfoils , Blades , Compression , Engines , Gages

Edge Matching: Part I — Theory and Implementation

L. C. Ji, J. Chen

GT 2005; 1353-1361doi:https://doi.org/10.1115/GT2005-68474

Abstracts

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Topics: Blades , Cascades (Fluid dynamics) , Degrees of freedom , Design , Inflow , Optimization , Theoretical analysis , Turbines , Turbomachinery , Unsteady flow

Edge Matching: Part II — Numerical Investigations

J. Chen, L. C. Ji

GT 2005; 1363-1370doi:https://doi.org/10.1115/GT2005-68477

Abstracts

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Topics: Blades , Compressors , Degrees of freedom , Design , Simulation , Steam turbines , Turbomachinery , Unsteady flow

Unsteady Tip Clearance Flow in a Low-Speed Axial Compressor Rotor With Upstream and Downstream Stators

Xiangyang Deng, Hongwu Zhang, Jingyi Chen, Weiguang Huang

GT 2005; 1371-1381doi:https://doi.org/10.1115/GT2005-68571

Abstracts

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Topics: Clearances (Engineering) , Compressors , Flow (Dynamics) , Rotors , Stators , Pressure , Vortices , Leakage , Numerical analysis , Shapes

Experimental Investigation of the Effects of a Moving Shock Wave on Compressor Stator Flow

Matthew D. Langford, Andrew Breeze-Stringfellow, Stephen A. Guillot, William Solomon, Wing F. Ng, Jordi Estevadeordal

GT 2005; 1383-1395doi:https://doi.org/10.1115/GT2005-68722

Abstracts

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Topics: Compressors , Flow (Dynamics) , Shock waves , Stators , Shock (Mechanics) , Vortices , Cascades (Fluid dynamics) , Mach number , Rotors , Wind tunnels

The Effect of IGV Wake Impingement on the Flow Structure and Turbulence Around a Rotor Blade

Francesco Soranna, Yi-Chih Chow, Oguz Uzol, Joseph Katz

GT 2005; 1397-1413doi:https://doi.org/10.1115/GT2005-68801

Abstracts

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Topics: Blades , Flow (Dynamics) , Inlet guide vanes , Rotors , Turbulence , Wakes , Compression , Suction , Anisotropy , Diffusion (Physics)

Detailed Study of Pulsating Flow Performance in a Mixed Flow Turbocharger Turbine

Aaron Costall, Ricardo F. Martinez-Botas, Dean Palfreyman

GT 2005; 1415-1433doi:https://doi.org/10.1115/GT2005-68828

Abstracts

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Topics: Flow (Dynamics) , Pulsatile flow , Turbines , Turbochargers , Blades , Geometry , Cycles , Design , Exhaust systems , Internal combustion engines

Large-Eddy Simulation of Unsteady Surface Pressure Over a LP Turbine Blade Due to Interactions of Passing Wakes and Inflexional Boundary Layer

S. Sarkar, Peter R. Voke

GT 2005; 1435-1446doi:https://doi.org/10.1115/GT2005-68867

Abstracts

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Topics: Boundary layers , Large eddy simulation , Pressure , Turbine blades , Wakes , Suction , Separation (Technology) , Vortices , Blades , Cascades (Fluid dynamics)

Experimental Evaluation of Turbocharger Turbine Performance Under Pulsating Flow Conditions

S. Szymko, R. F. Martinez-Botas, K. R. Pullen

GT 2005; 1447-1457doi:https://doi.org/10.1115/GT2005-68878

Abstracts

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Topics: Pulsatile flow , Turbines , Turbochargers , Flow (Dynamics) , Cycles , Engines , Momentum , Performance evaluation , Pressure , Rotors

The Influence of Variable Rotor-Stator Interaction on Boundary-Layer Development in an Axial Compressor

Achim Griebel, Joerg R. Seume

GT 2005; 1459-1471doi:https://doi.org/10.1115/GT2005-68902

Abstracts

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Topics: Boundary layers , Compressors , Rotors , Stators

Compressibility Effects on the Two Generations of Unsteady Flow Types in Axial Flow Compressors

Xinqian Zhen, Sheng Zhou, Anping Hou, Jinsong Xiong

GT 2005; 1473-1481doi:https://doi.org/10.1115/GT2005-68928

Abstracts

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Topics: Axial flow , Compressibility , Compressors , Unsteady flow , Flow (Dynamics) , Cascades (Fluid dynamics) , Computer simulation , Design , Excitation , Rotors

The Effect of Hot-Streaks on HP Vane Surface and Endwall Heat Transfer: An Experimental and Numerical Study

T. Povey, K. S. Chana, T. V. Jones, J. Hurrion

GT 2005; 1483-1497doi:https://doi.org/10.1115/GT2005-69066

Abstracts

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Topics: Heat transfer , Temperature , Nozzle guide vanes , Turbines , Cooling , Flow (Dynamics) , Combustion chambers , Engines , Physics , Temperature profiles

An Investigation of Wake-Shock Interactions in a Transonic Compressor With DPIV and Time-Accurate CFD

Steven E. Gorrell, David Car, Steven L. Puterbaugh, Jordi Estevadeordal, Theodore H. Okiishi

GT 2005; 1499-1511doi:https://doi.org/10.1115/GT2005-69107

Abstracts

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Topics: Compressors , Computational fluid dynamics , Shock (Mechanics) , Wakes , Rotors , Engineering simulation , Simulation , Vortices , Blades , Pressure

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