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Proceedings Papers

Proceedings Volume Cover
ASME Turbo Expo 2010: Power for Land, Sea, and Air
June 14–18, 2010
Glasgow, UK
Conference Sponsors:
  • International Gas Turbine Institute
ISBN:
978-0-7918-4402-1
Volume 7: Turbomachinery, Parts A, B, and C

Turbomachinery

Axial Flow Fan and Compressor Aerodynamics

Comparative Studies of Alternative HPC Configurations for the NEWAC IRA Engine
W. John Calvert, Ed Swain, Ian Woods, Mark Dempsey, Uwe Schmidt-Eisenlohr
GT 2010; 1-9https://doi.org/10.1115/GT2010-22052
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Topics: Engines , Compressors , Flow (Dynamics) , Exhaust systems , Heat , Aircraft engines , Airfoils , Combustion chambers , Computational fluid dynamics , Design
Assessment and Optimization of the Aerodynamic and Acoustic Characteristics of a Counter Rotating Open Rotor
R. Schnell, J. Yin, C. Voss, E. Nicke
GT 2010; 11-25https://doi.org/10.1115/GT2010-22076
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Topics: Acoustics , Optimization , Rotors , Computational fluid dynamics , Reynolds-averaged Navier–Stokes equations , Thrust , Noise (Sound) , Pareto optimization , Propellers , Steady state
Numerical Study of Wet Compression Using Methanol Injection in Axial Compressor
A. F. El-Said, H. A. El-Salmawy, M. H. Gobran, R. M. Gad Ragab
GT 2010; 27-37https://doi.org/10.1115/GT2010-22079
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Topics: Compression , Compressors , Methanol , Drops , Energy consumption , Evaporation , Agglomeration (Materials) , Computational fluid dynamics , Computer simulation , Flow (Dynamics)
The Influence of Tip Clearance on the Acoustic and Aerodynamic Characteristics of Fans
Sascha Karstadt, Michael Hess, Berthold Matyschok, Peter F. Pelz
GT 2010; 39-47https://doi.org/10.1115/GT2010-22082
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Topics: Acoustics , Clearances (Engineering) , Fans , Noise (Sound) , Blades , Optimization
Study of Tip Flows in High Hub-to-Tip Ratio Axial Compressors at Low Speed With Varying Tip Gaps, Inflow Conditions and Tip Shapes
Bhaskar Roy, A. M. Pradeep, A. Suzith, Dinesh Bhatia, Aditya Mulmule
GT 2010; 49-62https://doi.org/10.1115/GT2010-22092
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Topics: Compressors , Flow (Dynamics) , Inflow , Shapes , Blades , Rotors , Design , Simulation , Aerodynamics , High pressure (Physics)
Characteristics of Tip Clearance Flow Instability in a Transonic Compressor
Chunill Hah, Melanie Voges, Martin Mueller, Heinz-Peter Schiffer
GT 2010; 63-74https://doi.org/10.1115/GT2010-22101
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Topics: Clearances (Engineering) , Compressors , Flow instability , Blades , Vortices , Unsteady flow , Flow (Dynamics) , Rotors , Pressure , Rotation
An Experimental Investigation of Shrouded and Cantilevered Compressor Stators at Varying Clearance Sizes
Martin Lange, Ronald Mailach, Konrad Vogeler
GT 2010; 75-85https://doi.org/10.1115/GT2010-22106
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Topics: Clearances (Engineering) , Compressors , Stators
Numerical Investigation Into the Unsteady Aerodynamics of a Ducted Helicopter Tail Rotor Under Side-Wind Conditions
Marc Kainz, Florian Danner, Hans-Peter Kau, Fre´de´ric Le Chuiton
GT 2010; 87-98https://doi.org/10.1115/GT2010-22142
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Topics: Aerodynamics , Rotors , Wind , Blades , Annulus , Computation , Computational fluid dynamics , Computer simulation , Flight , Navier-Stokes equations
Aerodynamic Research on the MCA-Type Compressor Blade Cascade
David Sˇimurda, Martin Luxa, Pavel Sˇafarˇi´k
GT 2010; 99-108https://doi.org/10.1115/GT2010-22153
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Topics: Blades , Cascades (Fluid dynamics) , Compressors , Flow (Dynamics) , Boundary layers , Density , Flow separation , Shock waves , Wind tunnels
Rotor-Tip Flow Fields Near Inception Point of Modal Disturbance in an Axial-Flow Fan
Takahiro Nishioka, Toshio Kanno, Hiroshi Hayami
GT 2010; 109-120https://doi.org/10.1115/GT2010-22187
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Topics: Axial flow , Flow (Dynamics) , Rotors , Stall inception , Leakage , Vortices , Separation (Technology) , Airfoils , Blades , Design
Effect of Surface Roughness Location and Reynolds Number on Compressor Cascade Performance
Seung Chul Back, Garth V. Hobson, Seung Jin Song, Knox T. Millsaps
GT 2010; 121-128https://doi.org/10.1115/GT2010-22208
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Topics: Cascades (Fluid dynamics) , Compressors , Reynolds number , Surface roughness , Suction , Blades , Pressure , Flow (Dynamics) , Probes
The Impact of Real Geometries on Three-Dimensional Separations in Compressors
Martin N. Goodhand, Robert J. Miller
GT 2010; 129-138https://doi.org/10.1115/GT2010-22246
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Topics: Compressors , Blades , Geometry , Surface roughness , Boundary layers , Engines , Flow (Dynamics) , Separation (Technology) , Stators , Suction
On Reliable Performance Prediction of Axial Turbomachines
Michael Heß, Peter F. Pelz
GT 2010; 139-149https://doi.org/10.1115/GT2010-22290
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Topics: Turbomachinery , Flow (Dynamics) , Pressure , Stress , Surface roughness , Bonding , Design , Fans , Impellers , Reynolds number
On the Efficiency of Secondary Flow Suction in a Compressor Cascade
Karsten Liesner, Robert Meyer, Matthias Lemke, Christoph Gmelin, Frank Thiele
GT 2010; 151-160https://doi.org/10.1115/GT2010-22336
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Topics: Cascades (Fluid dynamics) , Compressors , Flow (Dynamics) , Suction , Pressure , Design , Geometry , Mach number , Aircraft engines , Computer simulation
Control of Tip-Clearance Flow in a Low Speed Axial Compressor Rotor With Plasma Actuation
Giridhar Jothiprasad, Robert C. Murray, Katherine Essenhigh, Grover A. Bennett, Seyed Saddoughi, Aspi Wadia, Andrew Breeze-Stringfellow
GT 2010; 161-172https://doi.org/10.1115/GT2010-22345
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Topics: Clearances (Engineering) , Compressors , Flow (Dynamics) , Plasmas (Ionized gases) , Rotors , Actuators , Blades , Leakage flows , Plasma injection , Pressure
CFD Analysis of Effects of Damage Due to Bird Strike on Fan Performance
Baizura Bohari, Abdulnaser Sayma
GT 2010; 173-181https://doi.org/10.1115/GT2010-22365
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Topics: Computational fluid dynamics , Damage , Blades , Engines , Boundary-value problems , Aircraft engines , Computation , Deformation , Engine design , Engineering simulation
Study of Sand Particle Trajectories and Erosion Into the First Fan Stage of a Turbofan
Adel Ghenaiet
GT 2010; 183-201https://doi.org/10.1115/GT2010-22415
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Topics: Erosion , Particulate matter , Sands , Turbofans , Blades , Computation , Flow (Dynamics) , Aircraft engines , Damage , Diffusers
Effect of a Gap Between Inner Casing and Stator Blade on Axial Compressor Performance
Changyong Lee, Jaewook Song, Sungryong Lee, Dongmin Hong
GT 2010; 203-210https://doi.org/10.1115/GT2010-22439
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Topics: Blades , Compressors , Stators , Computational fluid dynamics , Corners (Structural elements) , Design , Engines , Flow (Dynamics) , Gas turbines , Geometric modeling
A Prediction Model for Corner Separation/Stall in Axial Compressors
Xianjun Yu, Baojie Liu
GT 2010; 211-222https://doi.org/10.1115/GT2010-22453
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Topics: Compressors , Corners (Structural elements) , Separation (Technology) , Blades , Flow (Dynamics) , Diffusion (Physics) , Pressure gradient , Computer simulation , Test facilities
Effects of Vortex Generator Application on the Performance of a Compressor Cascade
Alexander Hergt, Robert Meyer, Karl Engel
GT 2010; 223-235https://doi.org/10.1115/GT2010-22464
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Topics: Cascades (Fluid dynamics) , Compressors , Generators , Vortices , Design , Flow (Dynamics) , Corners (Structural elements) , Cross-flow , Pressure , Separation (Technology)
Unsteady RANS Simulations of a Highly Loaded Low Aspect Ratio Compressor Stator Cascade With Active Flow Control
Christoph Gmelin, Mathias Steger, Frank Thiele, Andre´ Huppertz, Marius Swoboda
GT 2010; 237-246https://doi.org/10.1115/GT2010-22516
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Topics: Cascades (Fluid dynamics) , Compressors , Flow control , Reynolds-averaged Navier–Stokes equations , Simulation , Stators , Blades , Flow (Dynamics) , Pressure , Actuators
Hot-Wire Measurements in a High Speed Counter Rotating Turbo Fan Rig
Robert Meyer, Karsten Knobloch, Johannes Linden
GT 2010; 247-254https://doi.org/10.1115/GT2010-22569
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Topics: Turbochargers , Wire , Rotors , Turbulence , Unsteady flow , Wakes , Aerospace industry , Blades , Emission spectroscopy , Flow (Dynamics)
Experimental Investigation of Endwall and Suction Side Blowing in a Highly Loaded Compressor Stator Cascade
Daniel Nerger, Horst Saathoff, Rolf Radespiel, Volker Gu¨mmer, Carsten Clemen
GT 2010; 255-267https://doi.org/10.1115/GT2010-22578
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Topics: Cascades (Fluid dynamics) , Compressors , Stators , Suction , Flow (Dynamics) , Flow control , Pressure , Chords (Trusses) , Flow visualization , Probes
Investigation for the Effects of Circumferential Grooves on the Unsteadiness of Tip Clearance Flow to Enhance Compressor Flow Instability
Shengfeng Zhao, Xingen Lu, Junqiang Zhu, Hongwu Zhang
GT 2010; 269-277https://doi.org/10.1115/GT2010-22652
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Topics: Clearances (Engineering) , Compressors , Flow (Dynamics) , Flow instability , Axial flow , Blades , Delays , Flow visualization , Leakage flows , Momentum
Study of Flow Control Using a Slotted Blade for a Compressor Airfoil at Low Reynolds Numbers
Min Zhou, Junqiang Zhu, Xingen Lu, Zhihui Ge, Kexue Yan, Rong Huang
GT 2010; 279-287https://doi.org/10.1115/GT2010-22660
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Topics: Airfoils , Blades , Compressors , Flow control , Reynolds number , Cascades (Fluid dynamics) , Flow (Dynamics) , Pressure , Separation (Technology) , Suction
Experimental and Numerical Analysis of Hub-Corner Stall in Compressor Cascades
Eugen Lewin, Dragan Kozˇulovic´, Udo Stark
GT 2010; 289-299https://doi.org/10.1115/GT2010-22704
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Topics: Compressors , Corners (Structural elements) , Numerical analysis , Pressure , Cascades (Fluid dynamics) , Flow visualization , Rotors , Separation (Technology) , Topology , Turning angles
Numerical Investigations of the Efficiency of Circulation Control in a Compressor Stator
A. Vorreiter, S. Fischer, H. Saathoff, R. Radespiel, J. R. Seume
GT 2010; 301-315https://doi.org/10.1115/GT2010-22721
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Topics: Compressors , Stators , Airfoils , Boundary layers , Cascades (Fluid dynamics) , Flow control , Pressure , Computer simulation , Design , Design methodology
Multidisciplinary 3D-Optimization of a Fan Stage Performance Map With Consideration of the Static and Dynamic Rotor Mechanics
Ulrich Siller, Marcel Aulich
GT 2010; 317-328https://doi.org/10.1115/GT2010-22792
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Topics: Optimization , Rotors , Blades , Design , Structural analysis , Structural mechanics , Compressors , Stability , Aerodynamics , Computational fluid dynamics
Results of an Advanced Fan Stage Operating Over a Wide Range of Speed and Bypass Ratio: Part I—Fan Stage Design and Experimental Results
Kenneth L. Suder, Patricia S. Prahst, Scott A. Thorp
GT 2010; 329-342https://doi.org/10.1115/GT2010-22825
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Topics: Design , Cycles , Engines , NASA , Ramjets , Turbofans , Aeronautics , Aircraft , Combined cycles , Flow (Dynamics)
Experimental Investigation of the Aerodynamic Performance of a Linear Axial Compressor Cascade With Water Droplet Loading
Tjark Eisfeld, Franz Joos
GT 2010; 343-353https://doi.org/10.1115/GT2010-22831
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Topics: Cascades (Fluid dynamics) , Compressors , Drops , Water , Flow (Dynamics) , Aerodynamics , Blades , Compression , Cycles , Gas turbines
The Flow Field Within an Axial Flow Compressor at Extremely High Flow Coefficients
A. Gill, T. W. von Backstro¨m, T. M. Harms
GT 2010; 355-367https://doi.org/10.1115/GT2010-22894
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Topics: Axial flow , Flow (Dynamics) , Blades , Stators , Wakes , Compressors , Pressure , Rotors , Design , Steady state
A Study of Fan-Distortion Interaction Within the NASA Rotor 67 Transonic Stage
V. Jerez Fidalgo, C. A. Hall, Y. Colin
GT 2010; 369-380https://doi.org/10.1115/GT2010-22914
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Topics: NASA , Rotors , Flow (Dynamics) , Annulus , Computation , Pressure , Computational fluid dynamics , Computational methods , Design , Engines
Effect of Geometry Deviations on the Aerodynamic Performance of an Outlet Guide Vane Cascade
Valery Chernoray, Sofia Ore, Jonas Larsson
GT 2010; 381-390https://doi.org/10.1115/GT2010-22923
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Topics: Cascades (Fluid dynamics) , Geometry , Guide vanes , Flow (Dynamics) , Pressure , Surface roughness , Aerodynamics , Blades , Computer simulation , Flow separation
Large Tip Clearance Flows in Two Compressor Cascades
Richard Williams, Grant Ingram, David Gregory-Smith
GT 2010; 391-402https://doi.org/10.1115/GT2010-22952
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Topics: Clearances (Engineering) , Compressors , Flow (Dynamics) , Cascades (Fluid dynamics) , Blades , Geometry , High pressure (Physics) , Boundary layers , Design , Diffusion (Physics)
The Internal Structure of the Tip Leakage Vortex Within the Rotor of an Axial Waterjet Pump
Rinaldo L. Miorini, Huixuan Wu, Joseph Katz
GT 2010; 403-419https://doi.org/10.1115/GT2010-23056
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Topics: Leakage , Pumps , Rotors , Vortices , Blades , Turbulence , Flow (Dynamics) , Pressure , Boundary layers , Flow separation
Experimental Study of Effects of Grooved Tip Clearances on the Flow Field in a Compressor Cascade Passage
Hongwei Ma, Jun Zhang, Jinghui Zhang, Zhou Yuan
GT 2010; 421-429https://doi.org/10.1115/GT2010-23063
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Topics: Cascades (Fluid dynamics) , Compressors , Flow (Dynamics) , Leakage flows , Pressure , Blades , Chords (Trusses) , Clearances (Engineering) , Pressure gradient , Probes
The Highly Loaded Aerodynamic Design and Performance Enhancement of a Helium Compressor
Tingfeng Ke, Qun Zheng
GT 2010; 431-442https://doi.org/10.1115/GT2010-23116
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Topics: Compressors , Design , Flow (Dynamics) , Helium
Numerical Study of the Stagger Angle Effects in Forward Swept Axial Compressor Rotor Passages
P. V. Ramakrishna, M. Govardhan
GT 2010; 443-453https://doi.org/10.1115/GT2010-23160
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Topics: Compressors , Rotors
Investigation of Compressor Tip Clearance Flow Structure
Roland Matzgeller, Yves Burgold
GT 2010; 455-464https://doi.org/10.1115/GT2010-23244
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Topics: Clearances (Engineering) , Compressors , Flow (Dynamics) , Vortices , Leakage , Blades , Boundary-value problems , Computation , Reynolds-averaged Navier–Stokes equations , Cross-flow
Results of an Advanced Fan Stage Over a Wide Operating Range of Speed and Bypass Ratio: Part II—Comparison of CFD and Experimental Results
Mark L. Celestina, Kenneth L. Suder, Sameer Kulkarni
GT 2010; 465-475https://doi.org/10.1115/GT2010-23386
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Topics: Compressors , Computational fluid dynamics , Cycles , Design , Engines , Flight , Milling , NASA , Ramjets , Seas
The Effect of an Upstream Compressor on a Non-Axisymmetric S-Duct
Marios K. Karakasis, Edward M. J. Naylor, Robert J. Miller, Howard P. Hodson
GT 2010; 477-486https://doi.org/10.1115/GT2010-23404
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Topics: Compressors , Ducts , Design , Vortices , Boundary layers , Engine design , Engines , Fluids , Geometry , Pumps
Experimental Investigation of the Steady and Unsteady Flow Field in a Single Stage Low Pressure Axial Compressor With a Circumferential Groove Casing Treatment
N. Van de Wyer, B. Farkas, J. Desset, J. F. Brouckaert, J.-F. Thomas, S. Hiernaux
GT 2010; 487-499https://doi.org/10.1115/GT2010-23474
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Topics: Compressors , Pressure , Unsteady flow , Rotors , Design , Flow (Dynamics) , Probes , Computational fluid dynamics , Engines , Leakage
An Experimental and Computational Investigation of Tip Clearance Flow and Its Impact on Stall Inception
Matthew A. Bennington, Mark H. Ross, Joshua D. Cameron, Scott C. Morris, Juan Du, Feng Lin, Jingyi Chen
GT 2010; 501-512https://doi.org/10.1115/GT2010-23516
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Topics: Clearances (Engineering) , Flow (Dynamics) , Stall inception , Compressors , Rotors , Axial flow , Computation , Computational fluid dynamics , Fluids , Leakage
A CFD Study of Circumferential Groove Casing Treatments in a Transonic Axial Compressor
Haixin Chen, Xudong Huang, Ke Shi, Song Fu, Matthew A. Bennington, Scott C. Morris, Mark Ross, Scott McNulty, Aspi Wadia
GT 2010; 513-523https://doi.org/10.1115/GT2010-23606
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Topics: Compressors , Computational fluid dynamics , Flow (Dynamics) , Blades , Boundary-value problems , Computer simulation , Geometry , Momentum , Pressure , Rotors
Numerical Study of Discrete Tip Injection in a Transonic Axial Compressor
Hossein Khaleghi, Joao A. Teixeira
GT 2010; 525-535https://doi.org/10.1115/GT2010-23608
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Topics: Compressors , Leakage , Vortices , Flow (Dynamics) , Rotors , Blades , Ejectors , Shock (Mechanics) , Simulation , Boundary layers

Design Methods and CFD Modeling for Turbomachinery

3D Direct and Inverse Design Using NS Equations and the Adjoint Method for Turbine Blades
D. X. Wang, Y. S. Li
GT 2010; 537-545https://doi.org/10.1115/GT2010-22049
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Topics: Design , Turbine blades , Blades , Flow (Dynamics) , Pressure , Geometry , Turbines , Entropy , Optimization
Secondary Flow Reduction by Blade Redesign and Endwall Contouring Using an Adjoint Optimization Method
Jiaqi Luo, Juntao Xiong, Feng Liu, Ivan McBean
GT 2010; 547-562https://doi.org/10.1115/GT2010-22061
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Topics: Blades , Flow (Dynamics) , Optimization , Design , Cascades (Fluid dynamics) , Density , Entropy , Geometry , Shapes , Simulation results
An Analysis of the Merits of CFD for the Performance Prediction of a Low Pressure Steam Turbine Radial Diffuser
Adam Beevers, Francesco Congiu, Fabio Pengue, Thomas Mokulys
GT 2010; 563-574https://doi.org/10.1115/GT2010-22107
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Topics: Computational fluid dynamics , Diffusers , Pressure , Steam turbines , Design , Exhaust systems , Blades , Geometry , Optimization , Flow (Dynamics)
Two Dimensional Optimization of Centrifugal Compressor Impellers Using Online Quasi-3D Flow Solver and Genetic Algorithm
Ying Ma, Abraham Engeda
GT 2010; 575-586https://doi.org/10.1115/GT2010-22141
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Topics: Compressor impellers , Flow (Dynamics) , Genetic algorithms , Optimization , Artificial neural networks , Impellers , Radial basis function networks , Algorithms , Computer-aided engineering , Cycles
Ad-Hoc Boundary Conditions for CFD Analyses of Turbomachinery Problems With Strong Radial Flow Gradients at Farfield Boundaries
M. Sergio Campobasso, Mohammad H. Baba-Ahmadi, Grant McLelland
GT 2010; 587-599https://doi.org/10.1115/GT2010-22176
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Topics: Boundary-value problems , Computational fluid dynamics , Radial flow , Turbomachinery , Errors , Flow (Dynamics) , Compressible flow , Ducts
Demonstration of an Aerodynamic Design Process for Turbomachines Using Open Source Software Tools
Oliver Borm, Balint Balassa, Sebastian Barthmes, Julius Fellerhoff, Andreas Ku¨hrmann, Hans-Peter Kau
GT 2010; 601-611https://doi.org/10.1115/GT2010-22194
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Topics: Computer software , Design , Turbomachinery , Blades , Students , Compressible flow , Compressors , Computation , Computational fluid dynamics , Engineering simulation
Computation of Laminar-Turbulent Transition in Turbumachinery Using the Correlation Based γ-Reθ Transition Model
M. E. Kelterer, R. Pecnik, W. Sanz
GT 2010; 613-622https://doi.org/10.1115/GT2010-22207
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Topics: Computation , Turbulence , Flow (Dynamics) , Boundary layers , Flat plates , Algebra , Cascades (Fluid dynamics) , Computer simulation , Heat transfer , Momentum
Framework for Multidisciplinary Optimization of Turbomachinery
Mark G. Turner, Kevin Park, Kiran Siddappaji, Soumitr Dey, David P. Gutzwiller, Ali Merchant, Dario Bruna
GT 2010; 623-631https://doi.org/10.1115/GT2010-22228
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Topics: Optimization , Turbomachinery , Blades , Disks , Compressors , Computer-aided design , Design , Genetic algorithms , Temperature , Weight (Mass)
Blade Geometry Optimization for Axial Flow Compressor
Rongye Zheng, Jianhua Xiang, Jinju Sun
GT 2010; 633-644https://doi.org/10.1115/GT2010-22229
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Topics: Axial flow , Blades , Geometry , Optimization , Design , Flow (Dynamics) , Response surface methodology , B-splines , Computational fluid dynamics , Computer simulation
Development in Gas Turbine Repairs
Allan Thomson, David A. Anderton
GT 2010; 645-652https://doi.org/10.1115/GT2010-22239
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Topics: Gas turbines , Maintenance , Blades , Computational fluid dynamics , Computer software , Design , Rotors , Turbines , Airfoils , Climate
Attenuation of Vane Distortion in a Transonic Turbine Using Optimization Strategies: Part I—Methodology
M. Joly, T. Verstraete, G. Paniagua
GT 2010; 653-662https://doi.org/10.1115/GT2010-22370
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Topics: Optimization , Turbines , Rotors , Design , Computation , Flow (Dynamics) , High cycle fatigue , Risk , Shock (Mechanics) , Stators
Attenuation of Vane Distortion in a Transonic Turbine Using Optimization Strategies: Part II—Optimization
M. Joly, G. Paniagua, T. Verstraete
GT 2010; 663-671https://doi.org/10.1115/GT2010-22371
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Topics: Optimization , Turbines , Rotors , Design , Computation , Flow (Dynamics) , High cycle fatigue , Risk , Shock (Mechanics) , Stators
Minimizing Inlet Distortion for Hybrid Wing Body Aircraft
Meng-Sing Liou, Byung Joon Lee
GT 2010; 673-685https://doi.org/10.1115/GT2010-22378
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Topics: Aircraft , Wings , Flow (Dynamics) , Design , Fluids , Shapes , Turbulence , Blades , Boundary layers , Engines
Design Optimization of Circumferential Casing Grooves for a Transonic Axial Compressor to Enhance Stall Margin
Kwang-Jin Choi, Jin-Hyuk Kim, Kwang-Yong Kim
GT 2010; 687-695https://doi.org/10.1115/GT2010-22396
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Topics: Compressors , Design , Optimization , Approximation , Artificial neural networks , Experimental design , Flow (Dynamics) , Geometry , NASA , Navier-Stokes equations
Steady/Unsteady Reynolds Averaged Navier-Stokes and Large Eddy Simulations of a Turbine Blade at High Subsonic Outlet Mach Number
Thomas Le´onard, Florent Duchaine, Nicolas Gourdain, Laurent Y. M. Gicquel
GT 2010; 697-709https://doi.org/10.1115/GT2010-22469
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Topics: Large eddy simulation , Mach number , Turbine blades , Flow (Dynamics) , Blades , Reynolds-averaged Navier–Stokes equations , Boundary layers , Separation (Technology) , Sound waves , Suction
Towards Cooled Turbine Preliminary Life Prediction via Concurrent Aerodynamic, Thermal and Material Stress Simulations on Conjugate Meshes
W. N. Dawes, W. P. Kellar, S. A. Harvey
GT 2010; 711-722https://doi.org/10.1115/GT2010-22482
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Topics: Engineering simulation , Simulation , Stress , Turbines , Turbine blades , Blades , Design , Engineering disciplines , Rotors
3D Simulation of Coupled Fluid Flow and Solid Heat Conduction for the Calculation of Blade Wall Temperature in a Turbine Stage
Fabien Wlassow, Florent Duchaine, Gilles Leroy, Nicolas Gourdain
GT 2010; 723-734https://doi.org/10.1115/GT2010-22513
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Topics: Blades , Fluid dynamics , Heat conduction , Simulation , Turbines , Wall temperature , Temperature , Engines , Flow (Dynamics) , Fluids
Some Limitations of Turbomachinery CFD
John D. Denton
GT 2010; 735-745https://doi.org/10.1115/GT2010-22540
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Topics: Computational fluid dynamics , Turbomachinery , Errors , Design , Modeling , Approximation , Boundary-value problems , Engineers , Flow (Dynamics) , Geometry
Aeroacoustics and Performance Modeling of a Counter-Rotating Propfan
Martin Olausson, Richard Avella´n, Niklas So¨rman, Filip Rudebeck, Lars-Erik Eriksson
GT 2010; 747-756https://doi.org/10.1115/GT2010-22543
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Topics: Aerodynamic noise , Modeling , Propellers , Computational fluid dynamics , Design , Blades , Noise (Sound) , Compressibility , Computation , Design methodology
Multi-Objective Design Optimisation of a Diffuser-Ejector Exhaust Duct for Helicopter Engines
J. Gra¨sel, J. Demolis, H. Mohr, H.-P. Schiffer
GT 2010; 757-769https://doi.org/10.1115/GT2010-22588
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Topics: Design , Diffusers , Ducts , Ejectors , Engines , Exhaust systems , Optimization , Computational fluid dynamics , Errors , Pressure
Numerical Benchmark of Turbulence Modeling in Gas Turbine Rotor-Stator System
Riccardo Da Soghe, Luca Innocenti, Antonio Andreini, Se´bastien Poncet
GT 2010; 771-783https://doi.org/10.1115/GT2010-22627
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Topics: Gas turbines , Modeling , Rotors , Stators , Turbulence , Flow (Dynamics) , Disks , Angular momentum , Boundary layer turbulence , Boundary layers
Multi-Objective Optimization Design Method for Tandem Compressor Cascade at Design and Off Design Conditions
Yaping Ju, Chuhua Zhang
GT 2010; 785-796https://doi.org/10.1115/GT2010-22655
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Topics: Cascades (Fluid dynamics) , Compressors , Design , Design methodology , Pareto optimization , Airfoils , Artificial neural networks , Computational fluid dynamics , Pressure , Algorithms
An Assessment of Non-Intrusive Probabilistic Methods for Turbomachinery Problems
Sriram Shankaran, Brian Barr, Ramakrishna Mallina, Ravikanth Avancha, Alex Stein
GT 2010; 797-806https://doi.org/10.1115/GT2010-22730
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Topics: Turbomachinery , Uncertainty , Computational fluid dynamics , Design , Engineering simulation , Simulation , Algorithms , Ambiguity , Blades , Boundary-value problems
Advanced Numerical Simulation Dedicated to the Prediction of Heat Transfer in a Highly Loaded Turbine Guide Vane
Nicolas Gourdain, Florent Duchaine, Laurent Y. M. Gicquel, Elena Collado
GT 2010; 807-820https://doi.org/10.1115/GT2010-22793
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Topics: Computer simulation , Guide vanes , Heat transfer , Turbines , Boundary layers , Flow (Dynamics) , Turbulence , Flux (Metallurgy) , Heat , Acoustics
Euler Inverse Axisymmetric Solution for Design of Axial Flow Multistage Turbomachinery
Simone Rosa Taddei, Francesco Larocca, Francesco Bertini
GT 2010; 821-830https://doi.org/10.1115/GT2010-22795
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Topics: Axial flow , Design , Turbomachinery , Blades , Flow (Dynamics) , Turbines , Computation , Errors , Geometry , Rotors
Towards a High Order Throughflow: Part I—Investigating the Effectiveness of a Harmonic Reconstruction for 3D Flows
J. P. Thomas, O. Le´onard
GT 2010; 831-841https://doi.org/10.1115/GT2010-22841
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Topics: Flow (Dynamics) , Simulation , Computation , Blades , Design , Fourier series , Hoop stress , Stress , Turbomachinery
Towards a High Order Throughflow: Part II—Investigation of the Nonlinear Harmonic Method Coupled With an Immersed Boundary Method for the Modeling of the Circumferential Stresses
J. P. Thomas, O. Le´onard
GT 2010; 843-853https://doi.org/10.1115/GT2010-22842
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Topics: Hoop stress , Modeling , Flow (Dynamics) , Blades , Cylinders , Fourier series , Inviscid flow , Nonlinear systems , Turbomachinery
Uncertainty Analysis for Large-Scale Industrial Radial Compressors
Dirk Bu¨che, Michael Beetz, Beat Ribi
GT 2010; 855-864https://doi.org/10.1115/GT2010-22918
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Topics: Compressors , Uncertainty analysis , Uncertainty , Computational fluid dynamics , Engineering simulation , Simulation , Surface roughness , Design , Response surface methodology , Reynolds-averaged Navier–Stokes equations
Time-Linearized and Time-Accurate 3D RANS Methods for Aeroelastic Analysis in Turbomachinery
Hans-Peter Kersken, Christian Frey, Christian Voigt, Graham Ashcroft
GT 2010; 865-874https://doi.org/10.1115/GT2010-22940
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Topics: Reynolds-averaged Navier–Stokes equations , Turbomachinery , Algorithms , Deformation , Finite element analysis , Computational methods , Displacement , Elasticity , Flow (Dynamics) , Flutter (Aerodynamics)
Optimization of a Gas Turbine Engine Rotor Disc Using Case-Based Reasoning and the GATE Genetic Algorithm
S. Dominique, J.-Y. Tre´panier
GT 2010; 875-887https://doi.org/10.1115/GT2010-23011
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Topics: Disks , Gas turbines , Gates (Closures) , Genetic algorithms , Optimization , Rotors , Design , Structural design , Optimization algorithms , Algorithms
Discontinuous Galerkin Solution of Three-Dimensional Reynolds-Averaged Navier-Stokes Equations With S-A Turbulence Model
Fan Feng, Chunwei Gu, Xuesong Li
GT 2010; 889-895https://doi.org/10.1115/GT2010-23133
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Topics: Navier-Stokes equations , Turbulence , Cascades (Fluid dynamics) , Compressors , Engineering simulation , Galerkin method , Reflection , Simulation
Prediction of Separation-Induced Transition Using a Correlation-Based Transition Model
Roque Corral, Fernando Gisbert
GT 2010; 897-908https://doi.org/10.1115/GT2010-23239
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Topics: Separation (Technology) , Engineering simulation , Reynolds-averaged Navier–Stokes equations , Simulation , Boundary layers , Cavities , Pressure , Reynolds number , Turbine blades , Turbulence
Redesign of High-Lift LP-Turbine Airfoils for Low Speed Testing
Michele Marconcini, Filippo Rubechini, Roberto Pacciani, Andrea Arnone, Francesco Bertini
GT 2010; 909-918https://doi.org/10.1115/GT2010-23284
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Topics: Airfoils , Testing , Turbines , Artificial neural networks , Flow (Dynamics) , Pressure , Blades , Cascades (Fluid dynamics) , Compressibility , Kinetic energy
A Novel Quasi 3-D Design Method for Centrifugal Compressor Meridional Plane
Mahdi Nili-Ahmadabadi, Mohammad Durali, Ali Hajilouy-Benisi
GT 2010; 919-931https://doi.org/10.1115/GT2010-23341
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Topics: Compressors , Design methodology , Pressure , Algorithms , Compressor impellers , Design , Flow (Dynamics) , Momentum
A Dual-Mesh Approach to Enhance Accuracy of the Boundary Conditions for Unstructured Grid Modeling of Turbomachinery Flows
Hong Yang, Leiyong Jiang
GT 2010; 933-942https://doi.org/10.1115/GT2010-23390
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Topics: Boundary-value problems , Flow (Dynamics) , Modeling , Turbomachinery , Inflow , Outflow , Computational fluid dynamics , Algorithms , Compressors , Engineering systems and industry applications
On the Use of Blades Stagger and Stacking in Turbine Stage Optimization
Mohammad Arabnia, Wahid Ghaly
GT 2010; 943-955https://doi.org/10.1115/GT2010-23399
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Topics: Blades , Optimization , Turbines , Design , Artificial neural networks , Flow (Dynamics) , Rotors , Shapes , Stators , Approximation
Dual Point Redesign of an Axial Compressor Airfoil Using a Viscous Inverse Design Method
Raja Ramamurthy, Wahid Ghaly
GT 2010; 957-966https://doi.org/10.1115/GT2010-23400
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Topics: Airfoils , Compressors , Design methodology , Pressure , Blades , Design , Turbulence , Algebra , Computational fluid dynamics , Finite volume methods
Aero-Structural Optimization of an Axial Turbine Stage in Three-Dimensional Flow
Vadivel K. Sivashanmugam, Mohammad Arabnia, Wahid Ghaly
GT 2010; 967-980https://doi.org/10.1115/GT2010-23406
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Topics: Flow (Dynamics) , Optimization , Turbines , Design , Artificial neural networks , Blades , Stress , Approximation , Computational fluid dynamics , Databases
A Generalized Axisymmetric Boundary Condition Method for Parallel Unstructured Field Solvers
Daniel G. Hyams, Robert Webster, Kidambi Sreenivas
GT 2010; 981-995https://doi.org/10.1115/GT2010-23414
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Topics: Boundary-value problems , Algorithms , Anisotropy , Boundary layers , Interpolation , Rotors , Blades , Design , Displacement , Engineering simulation
Hybrid LES Approach for Practical Turbomachinery Flows: Part 1—Hierarchy and Example Simulations
Paul Tucker, Simon Eastwood, Christian Klostermeier, Richard Jefferson-Loveday, James Tyacke, Yan Liu
GT 2010; 997-1009https://doi.org/10.1115/GT2010-23431
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Topics: Engineering simulation , Flow (Dynamics) , Simulation , Turbomachinery , Reynolds-averaged Navier–Stokes equations , Energy dissipation , Turbulence , Blades , Calibration , Compressible flow
Numerical Simulation of Sand Erosion in a Transonic Compressor Rotor
Masaya Suzuki, Makoto Yamamoto
GT 2010; 1011-1018https://doi.org/10.1115/GT2010-23593
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Topics: Compressors , Computer simulation , Erosion , Rotors , Sands , Particulate matter , Aircraft engines , Design , Blades , Damage
Benchmarking CD-Adapco’s Star-CCM+ in a Production Design Environment
Mikhail M. Grigoriev, Chester V. Swiatek, James A. Hitt
GT 2010; 1019-1025https://doi.org/10.1115/GT2010-23627
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Topics: Design , Computational fluid dynamics , Impellers , Diffusers , Compressors , Blades , Compression , Engineering design processes , Engineers , Flow (Dynamics)
Study on Aerodynamic Redesign of a High Pressure Ratio Centrifugal Compressor
Chaolei Zhang, Qinghua Deng, Zhenping Feng
GT 2010; 1027-1040https://doi.org/10.1115/GT2010-23714
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Topics: Compressors , High pressure (Physics) , Design , Impellers , Optimization , Diffusers , Artificial neural networks , Computational fluid dynamics , Flow (Dynamics) , Pressure
Two Schemes of Multi-Objective Aerodynamic Optimization for Centrifugal Impeller Using Response Surface Model and Genetic Algorithm
Xiaomin Liu, Wenbin Zhang
GT 2010; 1041-1053https://doi.org/10.1115/GT2010-23775
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Topics: Genetic algorithms , Impellers , Optimization , Response surface methodology , Blades , Computational fluid dynamics , Design , B-splines , Computer simulation , Computer software
Hybrid LES Approach for Practical Turbomachinery Flows: Part 2—Further Applications
Paul Tucker, Simon Eastwood, Christian Klostermeier, Hao Xia, Prasun Ray, James Tyacke, William Dawes
GT 2010; 1055-1067https://doi.org/10.1115/GT2010-23807
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Topics: Flow (Dynamics) , Turbomachinery , Compressors , Modeling , Blades , Cavities , Eddies (Fluid dynamics) , Hamilton-Jacobi equations , High pressure (Physics) , Large eddy simulation

Axial Flow Turbine Aerodynamics

The Performance of a Generic Non-Axisymmetric End Wall in a Single Stage, Rotating Turbine at On and Off-Design Conditions
Glen Snedden, Dwain Dunn, Grant Ingram, David Gregory-Smith
GT 2010; 1069-1080https://doi.org/10.1115/GT2010-22006
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Topics: Design , Turbines , Computational fluid dynamics , Flow (Dynamics) , Rotors , Energy generation , Engines , Probes , Stress
Improvement of Cooled Turbine Airfoils by Special Cutback
Boris I. Mamaev, Mikhail M. Petukhovskiy, Alexander V. Pozdnyakov, Marat R. Valeev
GT 2010; 1081-1087https://doi.org/10.1115/GT2010-22056
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Topics: Airfoils , Turbines , Pressure , Cooling , Aircraft , Blades , Cascades (Fluid dynamics) , Coolants , Flow (Dynamics) , Mach number
Influence of Chord Length and Inlet Boundary Layer on the Secondary Losses of Turbine Blades
Helmut Sauer, Robin Schmidt, Konrad Vogeler
GT 2010; 1089-1100https://doi.org/10.1115/GT2010-22065
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Topics: Boundary layers , Chords (Trusses) , Turbine blades , Cascades (Fluid dynamics) , Flow (Dynamics) , Computational methods , Deflection , Displacement , Friction , Integral equations
Study of Gas Turbine Exhaust Diffuser Performance and Its Enhancement by Shape Modifications
A. M. Pradeep, Bhaskar Roy, V. Vaibhav, D. Srinuvasu
GT 2010; 1101-1110https://doi.org/10.1115/GT2010-22088
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Topics: Diffusers , Exhaust systems , Gas turbines , Shapes , Geometry , Flow (Dynamics) , Pressure , Stress , Airfoils , Boundary layers
Effects of Blade Loading Distribution on Aerodynamic Performance of Ultra-High Lift LP Turbine Airfoils Under the Influences of Wake Passing and Freestream Turbulence
Ken-ichi Funazaki, Takahiro Shiba, Haruyuki Tanimitsu
GT 2010; 1111-1121https://doi.org/10.1115/GT2010-22134
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Topics: Airfoils , Blades , Turbines , Turbulence , Wakes , Boundary layers , Bubbles , Computational fluid dynamics , Flow (Dynamics) , Probes
The Influence of Different Rim Seal Geometries on Hot-Gas Ingestion and Total Pressure Loss in a Low-Pressure Turbine
P. Schuler, W. Kurz, K. Dullenkopf, H.-J. Bauer
GT 2010; 1123-1134https://doi.org/10.1115/GT2010-22205
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Topics: Pressure , Turbines , Flow (Dynamics) , Geometry , Sealing (Process) , Gas flow , Boundary layers , Turbine blades , Blades , Cavities
“Online Throughflow”: Automatic Simultaneous Simulation of an Axial Flow Turbine
Norbert Schinko, Martin Marx, Martin G. Rose, Stephan Staudacher, Jochen Gier, Norbert Hu¨bner
GT 2010; 1135-1144https://doi.org/10.1115/GT2010-22240
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Topics: Axial flow , Simulation , Turbines , Flow (Dynamics) , Aircraft engines , Aircraft propulsion , Airfoils , Data acquisition systems , Errors , Instrumentation
Investigation of Low Solidity LP Turbine Cascade With Flow Control: Part 1—Active Flow Control Using Jet-Flap
Ping-Ping Chen, Wei-Yang Qiao, Hua-Ling Luo, Farhan Ali Hashmi
GT 2010; 1145-1154https://doi.org/10.1115/GT2010-22328
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Topics: Cascades (Fluid dynamics) , Flow control , Separation (Technology) , Turbines
Investigation of Low Solidity LP Turbine Cascade With Flow Control: Part 2—Passive Flow Control Using Gurney-Flap
Ping-Ping Chen, Wei-Yang Qiao, Hua-Ling Luo
GT 2010; 1155-1162https://doi.org/10.1115/GT2010-22330
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Topics: Cascades (Fluid dynamics) , Flow control , Separation (Technology) , Turbines
Numerical Simulation of a Highly Loaded LPT Cascade With Strong Suction Side Separation Under Periodically Unsteady Inflow Conditions
Marco Schwarze, Reinhard Niehuis
GT 2010; 1163-1175https://doi.org/10.1115/GT2010-22363
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Topics: Cascades (Fluid dynamics) , Computer simulation , Inflow , Separation (Technology) , Suction , Wakes , Boundary layers , Blades , Flow (Dynamics) , Pressure
Improving the Interaction Between Leakage Flows and Main Flow in a Low Pressure Turbine
Inga Mahle
GT 2010; 1177-1186https://doi.org/10.1115/GT2010-22448
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Topics: Flow (Dynamics) , Leakage flows , Pressure , Turbines , Cavities , Turbulence , Airfoils , Cavity flows , Engineering simulation , Kinetic energy
Design and Analysis of HP-Turbine for Variable Cycle Engine
Zhi-gang Liu, Xiang-jun Fang, Si-yong Liu, Ping Wang, Zhao Yin
GT 2010; 1187-1195https://doi.org/10.1115/GT2010-22449
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Topics: Cycles , Design , Engines , Turbines , Flow (Dynamics) , Blades , Boundary layers , Design methodology , Waves , Clearances (Engineering)
The Influence of the Total Pressure Profile on the Performance of Axial Gas Turbine Diffusers
A. Hirschmann, S. Volkmer, M. Schatz, C. Finzel, M. Casey, M. Montgomery
GT 2010; 1197-1207https://doi.org/10.1115/GT2010-22481
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Topics: Diffusers , Gas turbines , Pressure , Engineering simulation , Flow separation , Simulation , Turbines , Boundary-value problems , Combined heat and power , Computational fluid dynamics
Quantitative Risk Assessment for the Performance Estimation of a Gas Turbine Upgrade
Sebastian Heinze, Kerstin Tageman, A˚ke Klang, Anna Molker
GT 2010; 1209-1219https://doi.org/10.1115/GT2010-22487
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Topics: Gas turbines , Risk assessment , Turbines , Statistical distributions , Air flow , Compressors , Uncertainty , Cooling , Combustion chambers , Computer software
On the Development of Short Axial Length Turbine Stator With Outlet Mach Number 2
Martin Neˇmec, Petr Straka, Toma´sˇ Jeli´nek, Martin Baba´k
GT 2010; 1221-1230https://doi.org/10.1115/GT2010-22490
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Topics: Mach number , Stators , Turbines , Geometry , Cascades (Fluid dynamics) , Computer simulation , Machinery , Rotors , Steam turbines
The Effect of Clearance on Shrouded and Unshrouded Turbines at Two Levels of Reaction
Sungho Yoon, Eric Curtis, John Denton, John Longley
GT 2010; 1231-1241https://doi.org/10.1115/GT2010-22541
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Topics: Clearances (Engineering) , Turbines , Leakage , Flow (Dynamics) , Rotors , Kinetic energy , Physics
Characteristics of Tip Leakage Flow of the Turbine Blade With Cutback Squealer and Coolant Injection
Jianhua Wang, Yalin Liu, Xiaochun Wang, Zhineng Du, Shijie Yang
GT 2010; 1243-1251https://doi.org/10.1115/GT2010-22566
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Topics: Coolants , Leakage flows , Turbine blades , Blades , Leakage , Vortices , Computer software , Film cooling , Flow (Dynamics) , Fluids
Numerical Investigations of Flow Separation Control for a Low Pressure Turbine Blade Using Steady and Pulsed Vortex Generator Jets
Xiaomin Liu, Haiyang Zhou
GT 2010; 1253-1262https://doi.org/10.1115/GT2010-22587
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Topics: Flow separation , Generators , Jets , Pressure , Turbine blades , Vortices , Blades , Suction , Turbulence , Flow control
Complex Secondary Flow and Associated Loss Generation in Ultra-Highly Loaded Turbine Cascade
Hoshio Tsujita, Atsumasa Yamamoto
GT 2010; 1263-1274https://doi.org/10.1115/GT2010-22594
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Topics: Cascades (Fluid dynamics) , Flow (Dynamics) , Turbines , Blades , Vortices , Pressure , Boundary layers , Flow visualization , Computation , Gas turbines
Aerodynamic Analysis and Redesign of an Inlet Segment for a Heavy-Duty Gas Turbine Engine
Samer Abdel-Wahab, Gregory Vogel
GT 2010; 1275-1282https://doi.org/10.1115/GT2010-22674
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Topics: Gas turbines , Turbines , Combustion chambers , Shapes , Pressure , Computational fluid dynamics , Annulus , Cooling , Crystals , Design
Predicting the Profile Loss of High-Lift Low Pressure Turbines
John D. Coull, Howard P. Hodson
GT 2010; 1283-1297https://doi.org/10.1115/GT2010-22675
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Topics: Pressure , Turbines , Suction , Boundary layers , Design , Shapes , Blades , Flow (Dynamics) , Bubbles , Cascades (Fluid dynamics)
Measurements of Losses and Reynolds Stresses in the Secondary Flow Downstream of a Low-Speed Linear Turbine Cascade
G. D. MacIsaac, S. A. Sjolander, T. J. Praisner
GT 2010; 1299-1313https://doi.org/10.1115/GT2010-22727
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Topics: Cascades (Fluid dynamics) , Flow (Dynamics) , Stress , Turbines , Turbulence , Probes , Kinetic energy , Pressure , Boundary layers , Chords (Trusses)
Passive Boundary Layer Control on a Highly Loaded Low Pressure Turbine Cascade
Markus Martinstetter, Reinhard Niehuis, Matthias Franke
GT 2010; 1315-1326https://doi.org/10.1115/GT2010-22739
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Topics: Boundary layers , Cascades (Fluid dynamics) , Pressure , Turbines , Reynolds number , Suction , Engines , Geometry , Inflow , Mach number
Measurements of Endwall Flows in Transonic Linear Turbine Cascades: Part I—Low Flow Turning
F. Taremi, S. A. Sjolander, T. J. Praisner
GT 2010; 1327-1341https://doi.org/10.1115/GT2010-22759
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Topics: Flow (Dynamics) , Flow turning , Turbines , Pressure , Probes , Airfoils , Blades , Boundary layers , Cascades (Fluid dynamics) , Design
Measurements of Endwall Flows in Transonic Linear Turbine Cascades: Part II—High Flow Turning
F. Taremi, S. A. Sjolander, T. J. Praisner
GT 2010; 1343-1356https://doi.org/10.1115/GT2010-22760
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Topics: Flow (Dynamics) , Flow turning , Turbines , Mach number , Design , Vorticity , Flow separation , Flow visualization , Kinetic energy , Pressure
The Effect of Reynolds and Mach Number on End-Wall Profiling Performance
Rau´l Va´zquez, Vicente Jerez Fidalgo
GT 2010; 1357-1368https://doi.org/10.1115/GT2010-22765
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Topics: Mach number , Pressure , Turbines , Airfoils , Blades , Computational fluid dynamics , Design , Flow (Dynamics) , Probes , Reynolds number
Impact of Flowfield Unsteadiness on Film Cooling of a High Pressure Turbine Blade
Paul Vitt, Chad Iverson, Malak F. Malak, Jong S. Liu
GT 2010; 1369-1380https://doi.org/10.1115/GT2010-22773
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Topics: Film cooling , High pressure (Physics) , Turbine blades , Blades , Flow (Dynamics) , Pressure , Steady state , Airfoils , Design , Engines
Numerical Simulation of Clocking Effect on Wake Transportation and Interaction in a 1.5-Stage Axial Turbine
Wei Li, Hua Ouyang, Zhao-hui Du
GT 2010; 1381-1389https://doi.org/10.1115/GT2010-22783
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Topics: Computer simulation , Transportation systems , Turbines , Wakes , Stators , Blades , Pressure , Computational fluid dynamics , Density , Flow (Dynamics)
Investigation of Aerodynamic Losses and Film Cooling Effectiveness for a NGV Profile
Bruno Stephan, Jo¨rg Kru¨ckels, Michael Gritsch
GT 2010; 1391-1400https://doi.org/10.1115/GT2010-22810
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Topics: Film cooling , Nozzle guide vanes , Airfoils , Cooling , Design , Suction , Flow (Dynamics) , Gas turbines , Gases , Momentum
Impact of the Inflow Conditions on the Heavy-Duty Gas Turbine Exhaust Diffusers Performance
Vladimir Vassiliev, Stefan Irmisch, Samer Abdel-Wahab, Andrey Granovskiy
GT 2010; 1401-1412https://doi.org/10.1115/GT2010-22840
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Topics: Diffusers , Exhaust systems , Gas turbines , Inflow , Flow (Dynamics) , Pressure , Computational fluid dynamics , Geometry , Mach number , Turbulence
Effects of an Upstream Cavity on the Secondary Flow in a Transonic Turbine Cascade
H. M. Abo El Ella, S. A. Sjolander, T. J. Praisner
GT 2010; 1413-1424https://doi.org/10.1115/GT2010-22843
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Topics: Cascades (Fluid dynamics) , Cavities , Flow (Dynamics) , Turbines , Design , Mach number , Blades , Chords (Trusses) , Geometry , Pressure
Parametrical Investigation of Turbine Stages With Open Tip Clearance for the Purpose of Stage Efficiency Increase
Andrei Granovskiy, Mikhail Kostege, Nikolay Lomakin
GT 2010; 1425-1432https://doi.org/10.1115/GT2010-22876
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Topics: Clearances (Engineering) , Turbines , Blades , Pressure , Flow (Dynamics) , Leakage , Rotors , Axial flow , Leakage flows , Pressure gradient
Aerodynamic Performance of a Very High Lift Low Pressure Turbine Airfoil (T106C) at Low Reynolds and High Mach Number With Effect of Free Stream Turbulence Intensity
Jan Micha´lek, Michelangelo Monaldi, Tony Arts
GT 2010; 1433-1444https://doi.org/10.1115/GT2010-22884
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Topics: Airfoils , Mach number , Pressure , Turbines , Turbulence , Cascades (Fluid dynamics) , Flow (Dynamics) , Reynolds number , Boundary layers , Boundary-value problems
The Application of Low-Profile Vortex Generators in an Intermediate Turbine Diffuser
C. Santner, E. Go¨ttlich, A. Marn, J. Hubinka, B. Paradiso
GT 2010; 1445-1455https://doi.org/10.1115/GT2010-22892
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Topics: Diffusers , Generators , Turbines , Vortices , Ducts , Flow (Dynamics) , Separation (Technology) , Pressure , Boundary layers , Aircraft engines
Performance of a Nozzle Guide Vane in Subsonic and Transonic Regimes Tested in an Annular Sector
Tolga Yasa, Guillermo Paniagua, Jens Fridh, Damian Vogt
GT 2010; 1457-1467https://doi.org/10.1115/GT2010-22901
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Topics: Nozzle guide vanes , Pressure , Flow (Dynamics) , Probes , Design , Transducers , Wakes , Airfoils , Coolants , Cooling
Part-Span Application of Sweep and Lean at Turbine Blade Tips: A Low Speed Experimental Cascade Study
Bhaskar Roy, Anoop Prajapati
GT 2010; 1469-1478https://doi.org/10.1115/GT2010-22971
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Topics: Cascades (Fluid dynamics) , Turbine blades , Blades , Turbines , Wakes , Airfoils , Axial flow , Boundary layers , Pressure , Rotors
LP Turbine Reynolds Lapse Phenomena: Time Averaged Area Traverse and Multistage CFD
Matthias Ku¨rner, Carsten Schneider, Martin G. Rose, Stephan Staudacher, Jochen Gier
GT 2010; 1479-1487https://doi.org/10.1115/GT2010-23114
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Topics: Computational fluid dynamics , Turbines , Reynolds number , Aircraft engines , Aircraft propulsion , Airfoils , Probes , Wakes
Study of Viscous Controlled Vortex Design of a LP Turbine Stage
Qun Zheng, Jie Gao, Bin Li
GT 2010; 1489-1501https://doi.org/10.1115/GT2010-23123
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Topics: Computer simulation , Design , Turbines , Vortices
Optical Investigation of Profile Losses in a Linear Turbine Cascade
Olga Alhaj, Joerg R. Seume
GT 2010; 1503-1513https://doi.org/10.1115/GT2010-23166
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Topics: Cascades (Fluid dynamics) , Turbines , Probes , Flow (Dynamics) , Flow visualization , Wakes , Density , Machinery , Optical measurement , Particulate matter
The Interaction Between Horseshoe Vortex and Longitudinal Vortices From the Vortex Generators
Masaharu Andoh, Masahiro Motosuke, Shinji Honami
GT 2010; 1515-1524https://doi.org/10.1115/GT2010-23222
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Topics: Generators , Vortices , Blades , Airfoils , Cascades (Fluid dynamics) , Junctions , Momentum , Probes , Reynolds number , Separation (Technology)
A CFD Study of Low Reynolds Number Flow in High Lift Cascades
Roberto Pacciani, Michele Marconcini, Andrea Arnone, Francesco Bertini
GT 2010; 1525-1534https://doi.org/10.1115/GT2010-23300
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Topics: Computational fluid dynamics , Flow (Dynamics) , Reynolds number , Turbulence , Bubbles , Turbines , Cascades (Fluid dynamics) , Computation , Diffusion (Physics) , Fluctuations (Physics)
Effect of Surface Roughness on Loss Behaviour, Aerodynamic Loading and Boundary Layer Development of a Low-Pressure Gas Turbine Airfoil
Marco Montis, Reinhard Niehuis, Andreas Fiala
GT 2010; 1535-1547https://doi.org/10.1115/GT2010-23317
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Topics: Airfoils , Boundary layers , Gas turbines , Pressure , Surface roughness , Probes , Cascades (Fluid dynamics) , Reynolds number , Wire , Blades
Numerical and Experimental Analysis of the Effects of Non-Axisymmetric Contoured Stator Endwalls in an Axial Turbine
Thorsten Poehler, Jochen Gier, Peter Jeschke
GT 2010; 1549-1559https://doi.org/10.1115/GT2010-23350
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Topics: Experimental analysis , Stators , Turbines , Flow (Dynamics) , Rotors , Vortices , Blades , Clearances (Engineering) , Engineering simulation , Jet propulsion
Numerical Investigation of the Influence of Real World Blade Profile Variations on the Aerodynamic Performance of Transonic Nozzle Guide Vanes
R. Edwards, A. Asghar, R. Woodason, M. LaViolette, K. Goni Boulama, W. Allan
GT 2010; 1561-1569https://doi.org/10.1115/GT2010-23461
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Topics: Blades , Nozzle guide vanes , Cascades (Fluid dynamics) , Flow (Dynamics) , Pressure , Airfoils , Boundary layers , Computational fluid dynamics , Computation , Computer simulation
Wake Control by Boundary Layer Suction Applied to a High-Lift Low-Pressure Turbine Blade
Francesca Satta, Marina Ubaldi, Pietro Zunino, Claudia Schipani
GT 2010; 1571-1582https://doi.org/10.1115/GT2010-23475
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Topics: Boundary layers , Pressure , Suction , Turbine blades , Wakes , Blades , Cascades (Fluid dynamics) , Reynolds number , Turbines , Chords (Trusses)
A Simplified Method With Local Correlations for the Analysis of Multistage Axial Turbines
Luca Ratto, Antonio Satta
GT 2010; 1583-1592https://doi.org/10.1115/GT2010-23491
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Topics: Turbines , Equilibrium (Physics) , Approximation , Flow (Dynamics) , Gas turbines , Pressure , Steam turbines
Aeromechanical Optimisation of a Winglet-Squealer Tip for an Axial Turbine
Zbigniew Schabowski, Howard Hodson, Davide Giacche, Bronwyn Power, Mark R. Stokes
GT 2010; 1593-1607https://doi.org/10.1115/GT2010-23542
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Topics: Optimization , Turbines , Geometry , Design , Cascades (Fluid dynamics) , Blades , Cavities , Computational fluid dynamics , Deformation , Leakage
Combined Blowing and Suction to Control Both Midspan and Endwall Losses in a Turbomachinery Passage
Matthew J. Bloxham, Jeffrey P. Bons
GT 2010; 1609-1618https://doi.org/10.1115/GT2010-23552
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Topics: Suction , Turbomachinery , Flow control , Pressure , Design , Trajectories (Physics) , Vortices , Wakes , Cascades (Fluid dynamics) , Flow (Dynamics)
Experimental and Numerical Investigations of Aerodynamic Behavior of a Three-Stage HP-Turbine at Different Operating Conditions
S. A. Abdelfattah, M. T. Schobeiri
GT 2010; 1619-1632https://doi.org/10.1115/GT2010-23564
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Topics: Turbines , Aerodynamics , Rotors , Blades , Computational fluid dynamics , Computer simulation , High pressure research , Probes , Stators
Highly Loaded Low-Pressure Turbine: Design, Numerical, and Experimental Analysis
J. T. Schmitz, S. C. Morris, R. Ma, T. C. Corke, J. P. Clark, P. J. Koch, S. L. Puterbaugh
GT 2010; 1633-1646https://doi.org/10.1115/GT2010-23591
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Topics: Design , Experimental analysis , Pressure , Turbines , Flow (Dynamics) , Blades , Boundary layers , Geometry , Modeling , Nozzles
Computational Study of Geometric Parameter Influence on Aggressive Inter-Turbine Duct Performance
Paul T. Couey, Craig W. McKeever, Malak F. Malak, S. Balamurugan, H. Raju Veeraraghava, R. Dhinagaran
GT 2010; 1647-1656https://doi.org/10.1115/GT2010-23604
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Topics: Ducts , Turbines , Conceptual design , Risk , Engines , Gas turbines , Design , Computational fluid dynamics , Cycles , Analytical design
Influence of Rotor Blade Fillets on Aerodynamic Performance of Turbine Stage
Yan Shi, Jun Li, Zhenping Feng
GT 2010; 1657-1668https://doi.org/10.1115/GT2010-23721
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Topics: Blades , Rotors , Turbines , Flow (Dynamics) , Shapes , Design , Displacement , Engineering simulation , Flow separation , Junctions
Experimental and Numerical Studies on Highly Loaded Supersonic Axial Turbine Cascades
T. Wolf, F. Kost, E. Janke, F. Haselbach, L. Willer
GT 2010; 1669-1676https://doi.org/10.1115/GT2010-23808
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Topics: Turbines , High pressure (Physics) , Airfoils , Cascades (Fluid dynamics) , Design , Mach number , Aircraft engines , Computational fluid dynamics , Engines , Reynolds number

Radial Turbomachinery Aerodynamics

Performance Test Diagnosis of a Compact Two Stage High Pressure Ratio Compressor
C. Rodgers, D. Brown
GT 2010; 1677-1685https://doi.org/10.1115/GT2010-22038
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Topics: Compressors , High pressure (Physics) , Testing performance , Computational fluid dynamics , Flow (Dynamics) , Ducts , Design , Diffusers , Impellers , Testing
Parker-Type Acoustic Resonances in the Return Guide Vane Cascade of a Centrifugal Compressor: Theoretical Modeling and Experimental Verification
Sven Ko¨nig, Nico Petry
GT 2010; 1687-1700https://doi.org/10.1115/GT2010-22138
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Topics: Acoustics , Cascades (Fluid dynamics) , Compressors , Guide vanes , Modeling , Resonance , Vortex shedding , Excitation , Flow (Dynamics) , High pressure (Physics)
An Investigation of Compressor Map Width Enhancement and the Inducer Flow Field Using Various Configurations of Shroud Bleed Slot
Subenuka Sivagnanasundaram, Stephen Spence, Juliana Early, Bahram Nikpour
GT 2010; 1701-1710https://doi.org/10.1115/GT2010-22154
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Topics: Compressors , Flow (Dynamics) , Surges , Blades , Computational fluid dynamics , Computer simulation , Diesel engines , Geometry , Impellers , Mesh generation
Analysis and Validation of a Unified Slip Factor Model for Impellers at Design and Off-Design Conditions
Xuwen Qiu, David Japikse, Jinhui Zhao, Mark R. Anderson
GT 2010; 1711-1721https://doi.org/10.1115/GT2010-22164
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Topics: Design , Impellers , Flow (Dynamics) , Blades , Compressors , Eddies (Fluid dynamics) , Pumps
The Effects of Radial Inlet on the Performance of Variable Inlet Guide Vanes in a Centrifugal Compressor Stage
Jiajian Tan, Datong Qi, Rui Wang
GT 2010; 1723-1732https://doi.org/10.1115/GT2010-22177
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Topics: Compressors , Inlet guide vanes , Flow (Dynamics) , Impellers , Pressure , Flow simulation , Pipelines , Simulation results , Turbochargers , Vaneless diffusers
The Effect of Unequal Admission on the Performance and Loss Generation in a Double-Entry Turbocharger Turbine
Colin D. Copeland, Peter Newton, Ricardo Martinez-Botas, Martin Seiler
GT 2010; 1733-1745https://doi.org/10.1115/GT2010-22212
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Topics: Turbines , Turbochargers , Flow (Dynamics) , Rotors , Design , Computational fluid dynamics , Wheels , Blades , Exhaust systems , Nozzles
Development of a Rotating Centrifugal Separator Technology for Centrifugal Compressors
William Maier, Gocha Chochua, Yuri Biba
GT 2010; 1747-1756https://doi.org/10.1115/GT2010-22222
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Topics: Compressors , Design , Separation (Technology) , Offshore platforms , Testing , Weight (Mass)
Effect of Impeller Blade Loading on Compressor Stage Performance in a High Specific Speed Range
Takanori Shibata, Manabu Yagi, Hideo Nishida, Hiromi Kobayashi, Masanori Tanaka
GT 2010; 1757-1768https://doi.org/10.1115/GT2010-22281
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Topics: Blades , Compressors , Impellers , Surges , Design , Diffusion (Physics) , Flow (Dynamics) , Mach number , Machinery , Pressure
Compressor Design for Multi-Point Operating Conditions of Turbocharged Gasoline Engines
Tao Chen, Yangjun Zhang, Xinqian Zheng, Weilin Zhuge
GT 2010; 1769-1777https://doi.org/10.1115/GT2010-22283
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Topics: Compressors , Design , Gasoline engines , Turbochargers , Design methodology , Flow (Dynamics) , Stress , Engines , Internal combustion engines , Pressure
Numerical Characterization of the Inlet Flow for Eleven Radial Turbomachines
Nathan O. Packard, David Japikse, R. Daniel Maynes, Steven E. Gorrell
GT 2010; 1779-1791https://doi.org/10.1115/GT2010-22366
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Topics: Flow (Dynamics) , Turbomachinery , Pressure , Impellers , Modeling , Computational fluid dynamics , Machinery , Model development , Blades , Design
Impact of Fan Gap Flow to the Centrifugal Impeller Aerodynamics
Yu-Tai Lee
GT 2010; 1793-1803https://doi.org/10.1115/GT2010-22381
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Topics: Aerodynamics , Flow (Dynamics) , Impellers , Separation (Technology) , Computational fluid dynamics , Blades , Design , Ducts , Flow separation , Flow turning
Unsteady Behavior and Control of Diffuser Leading-Edge Vortex in a Centrifugal Compressor
Yutaka Ohta, Takashi Goto, Eisuke Outa
GT 2010; 1805-1813https://doi.org/10.1115/GT2010-22394
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Topics: Compressors , Diffusers , Vortices , Flow (Dynamics) , Computer simulation , Noise (Sound) , Visualization
Simulation of Particle Trajectories and Erosion Through a Centrifugal Compressor
Adel Ghenaiet
GT 2010; 1815-1830https://doi.org/10.1115/GT2010-22417
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Topics: Compressors , Erosion , Particulate matter , Simulation , Blades , Particle size , Air flow , Corners (Structural elements) , Finite element methods , Impellers
Prediction of Erosion in Radial Turbine Components
Adel Ghenaiet
GT 2010; 1831-1846https://doi.org/10.1115/GT2010-22419
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Topics: Erosion , Turbine components , Particulate matter , Rotors , Blades , Turbines , Pressure , Axial flow , Computer simulation , Damage
Extracting Two-Zone Model Parameters for Centrifugal Compressor Design
Fahua Gu, Chris Thilges, Matt Cambio
GT 2010; 1847-1857https://doi.org/10.1115/GT2010-22506
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Topics: Compressors , Design , Diffusion (Physics) , Impellers , Pressure , Flow (Dynamics) , Blades , Compressor impellers , Computational fluid dynamics , Modeling
The Cordier Line for Mixed Flow Compressors
Michael Casey, Christof Zwyssig, Chris Robinson
GT 2010; 1859-1869https://doi.org/10.1115/GT2010-22549
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Topics: Compressors , Flow (Dynamics) , Design , Pressure , Axial flow , Computational fluid dynamics , Pumps , Shapes
Blade Thickness Effect on Impeller Slip Factor
Donghui Zhang, Jean-Luc Di Liberti, Michael Cave
GT 2010; 1871-1878https://doi.org/10.1115/GT2010-22557
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Topics: Blades , Impellers , Computational fluid dynamics , Flow (Dynamics)
Effect of Recirculation Device on Performance of High Pressure Ratio Centrifugal Compressor
Hideaki Tamaki
GT 2010; 1879-1889https://doi.org/10.1115/GT2010-22570
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Topics: Compressors , High pressure (Physics) , Leakage flows , Shock (Mechanics) , Flow (Dynamics) , Impellers , Leakage , Turbochargers , Vortices , Blades
Stability Improvement of High-Pressure-Ratio Turbocharger Centrifugal Compressor by Asymmetric Flow Control: Part I—Non-Axisymmetric Flow in Centrifugal Compressor
Mingyang Yang, Xinqian Zheng, Yangjun Zhang, Takahiro Bamba, Hideaki Tamaki, Joern Huenteler, Zhigang Li
GT 2010; 1891-1902https://doi.org/10.1115/GT2010-22581
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Topics: Compressors , Flow (Dynamics) , Flow control , Pressure , Stability , Turbochargers , Diffusers , Geometry , Impellers , Phase shift
Stability Improvement of High-Pressure-Ratio Turbocharger Centrifugal Compressor by Asymmetric Flow Control: Part II—Non-Axisymmetric Self Recirculation Casing Treatment
Xinqian Zheng, Yangjun Zhang, Mingyang Yang, Takahiro Bamba, Hideaki Tamaki
GT 2010; 1903-1912https://doi.org/10.1115/GT2010-22582
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Topics: Compressors , Flow control , Pressure , Stability , Turbochargers , Surges , Flow (Dynamics) , Blades , Computer simulation , Geometry
Study of the Flow in a Vaneless Diffuser at Part Speed Operating Conditions
Hamid R. Hazby, Liping Xu, Matthias Schleer
GT 2010; 1913-1923https://doi.org/10.1115/GT2010-22605
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Topics: Flow (Dynamics) , Vaneless diffusers , Compressors , Diffusers , Impellers , Pressure , Pressure gradient , Probes , Steady state , Turbochargers
A 3-D Compressible Flow Model for Weak Rotating Waves in Vaneless Diffusers: Part I—The Model
Hua Chen, Fen Shen, Xiao-cheng Zhu, Zhao-hui Du
GT 2010; 1925-1935https://doi.org/10.1115/GT2010-22622
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Topics: Compressible flow , Vaneless diffusers , Waves , Mach number , Diffusers , Flow (Dynamics) , Compressors , Finite difference methods , Pressure
Validation and Development of Loss Models for Small Size Radial Turbines
Jan F. Suhrmann, Dieter Peitsch, Marc Gugau, Tom Heuer, Uwe Tomm
GT 2010; 1937-1949https://doi.org/10.1115/GT2010-22666
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Topics: Computational fluid dynamics , Turbines , Turbochargers
A Numerical Study of the Flow Fields in a Highly Off-Design Variable Geometry Turbine
Jason Walkingshaw, Stephen Spence, Jan Ehrhard, David Thornhill
GT 2010; 1951-1960https://doi.org/10.1115/GT2010-22669
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Topics: Design , Flow (Dynamics) , Geometry , Turbines , Blades , Stators , Rotors , Leakage flows , Clearances (Engineering) , Computational fluid dynamics
Investigation of Unsteady Impeller-Diffuser Interaction in a Transonic Centrifugal Compressor Stage
Yangwei Liu, Baojie Liu, Lipeng Lu
GT 2010; 1961-1971https://doi.org/10.1115/GT2010-22737
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Topics: Compressors , Diffusers , Impellers , Flow (Dynamics) , Design , Engineering simulation , Simulation , Chords (Trusses) , Blades , Leakage flows
Analysis of Secondary Flow Behavior in Low Solidity Cascade Diffuser of a Centrifugal Blower
Masahiro Ishida, Tengen Murakami, Daisaku Sakaguchi, Hironobu Ueki, Hiroshi Hayami, Yasutoshi Senoo
GT 2010; 1973-1982https://doi.org/10.1115/GT2010-22861
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Topics: Blades , Cascades (Fluid dynamics) , Diffusers , Flow (Dynamics) , Vortices
Experimental Study of Vaned Diffusers in Centrifugal Compressor
Ahti Jaatinen, Aki-Pekka Gro¨nman, Teemu Turunen-Saaresti, Jari Backman
GT 2010; 1983-1995https://doi.org/10.1115/GT2010-22883
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Topics: Compressors , Diffusers , Flow (Dynamics) , Design , Vaneless diffusers , Energy consumption
Steady and Transient Computations of Interaction Effects in a Centrifugal Compressor With Different Types of Diffusers
S. Anish, N. Sitaram
GT 2010; 1997-2006https://doi.org/10.1115/GT2010-22913
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Topics: Compressors , Computation , Diffusers , Transients (Dynamics) , Flow (Dynamics) , Impellers , Design , Pressure , Engineering simulation , Separation (Technology)
Optimizing a Suction Channel to Improve Performance of a Centrifugal Compressor Stage
Manabu Yagi, Takanori Shibata, Hideo Nishida, Hiromi Kobayashi, Masanori Tanaka, Kazuyuki Sugimura
GT 2010; 2007-2017https://doi.org/10.1115/GT2010-23019
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Topics: Compressors , Suction , Design , Flow (Dynamics) , Pressure , Computational fluid dynamics , Dimensions , Experimental design , Impellers , Mach number
Novel IGV Designs for Centrifugal Compressors and Their Interaction With the Impeller
Arman Mohseni, Erik Goldhahn, Rene´ A. Van den Braembussche, Joerg R. Seume
GT 2010; 2019-2029https://doi.org/10.1115/GT2010-23048
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Topics: Compressors , Impellers , Inlet guide vanes , Flow (Dynamics) , Flow separation , Guide vanes , Manufacturing , Pressure , Stability
Numerical Investigation on the Labyrinth Seal Design for a Low Flow Coefficient Centrifugal Compressor
Zhiheng Wang, Liqun Xu, Guang Xi
GT 2010; 2031-2041https://doi.org/10.1115/GT2010-23096
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Topics: Compressors , Design , Flow (Dynamics) , Computational fluid dynamics , Engineering simulation , Impellers , Leakage , Simulation , Compressor impellers , Geometry
Aerodynamic Analysis of a Micro Turbine Centrifugal Compressor
Mattia Olivero, Adeel Javed, Jos P. van Buijtenen
GT 2010; 2043-2052https://doi.org/10.1115/GT2010-23112
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Topics: Compressors , Turbines , Flow (Dynamics) , Computational fluid dynamics , Combined heat and power , Engineering simulation , Impellers , Mach number , Physics , Reynolds number
Comparative Study on Tip Clearance Flow Fields in Two Types of Transonic Centrifugal Compressor Impeller With Splitter Blades
Kazutoyo Yamada, Yusuke Tamagawa, Hisataka Fukushima, Masato Furukawa, Seiichi Ibaraki, Ken-ichiro Iwakiri
GT 2010; 2053-2063https://doi.org/10.1115/GT2010-23345
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Topics: Blades , Clearances (Engineering) , Compressor impellers , Flow (Dynamics) , Compressors , Impellers , Leakage , Pressure , Simulation , Vortices
A New Type of Self-Adaptive Casing Treatment for a Centrifugal Compressor
Tong Wang, Wei Xu, Chuangang Gu, Jun Xiao
GT 2010; 2065-2074https://doi.org/10.1115/GT2010-23457
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Topics: Compressors , Flow (Dynamics) , Impellers , Surges , Computational fluid dynamics , Fluids , Momentum , Pressure , Turbochargers
Unsteady Rotor-Stator Interaction of a Radial-Inflow Turbine With Variable Nozzle Vanes
Tomoki Kawakubo
GT 2010; 2075-2084https://doi.org/10.1115/GT2010-23677
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Topics: Inflow , Nozzles , Rotors , Stators , Turbines , Blades , Impellers , Flow (Dynamics) , Excitation , Shock waves

Steam Turbines

Unsteady Forces of Rotor Blades in Full and Partial Admission Turbines
Narmin Baagherzadeh Hushmandi, Jens E. Fridh, Torsten H. Fransson
GT 2010; 2085-2098https://doi.org/10.1115/GT2010-22003
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Topics: Blades , Rotors , Turbines , Flow (Dynamics) , Pressure , Cavities , Disks , Stators , Annulus , Design
Aerodynamic Optimization of an Impulse Turbine Cascade Including Laminar/Turbulent Transition Prediction
Ernesto Benini, Claudio Comis da Ronco, Rita Ponza
GT 2010; 2099-2107https://doi.org/10.1115/GT2010-22026
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Topics: Cascades (Fluid dynamics) , Impulse (Physics) , Optimization , Turbines , Turbulence , Pressure , Airfoils , Algorithms , Boundary layers , Computational fluid dynamics
Aerodynamic Design of Transonic Tip Sections
A. Stein, D. C. Hofer, V. Filippenko, J. Slepski
GT 2010; 2109-2118https://doi.org/10.1115/GT2010-22165
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Topics: Design , Mach number , Computational fluid dynamics , Geometry , Steam turbines , Wedges
Semi-Analytical Procedure for Prediction of Radial Clearances in Industrial Steam Turbines
Christian Hesse, Sophie Schoene, Uwe Gampe, Juergen Kober, Hannes Fogt
GT 2010; 2119-2126https://doi.org/10.1115/GT2010-22183
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Topics: Steam turbines , Steam , Temperature , Turbines , Design , Finite element analysis , Boundary-value problems , Deflection , Displacement measurement , Generators
Effects of Design Variations of Rotor Entry Cavity Geometry on Shrouded Steam Turbine Performance
K. G. Barmpalias, A. I. Kalfas, R. S. Abhari, Toshio Hirano, Naoki Shibukawa
GT 2010; 2127-2137https://doi.org/10.1115/GT2010-22279
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Topics: Cavities , Design , Geometry , Rotors , Steam turbines , Flow (Dynamics) , Blades , Clearances (Engineering) , Probes , Safety
Aerodynamic Optimization System Development for Low Pressure Exhaust Hood of Steam Turbine
Hongtao Wang, Xiaocheng Zhu, Zhaohui Du, Hong Yang
GT 2010; 2139-2148https://doi.org/10.1115/GT2010-22280
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Topics: Exhaust systems , Optimization , Pressure , Steam turbines , Computational fluid dynamics , Design , Geometry , Turbines , Condensers (steam plant) , Diffusers
Three-Dimensional Design Method for Long Blades of Steam Turbines Using Fourth-Degree NURBS Surface
Shigeki Senoo, Koji Ogata, Tateki Nakamura, Naoaki Shibashita
GT 2010; 2149-2158https://doi.org/10.1115/GT2010-22312
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Topics: Blades , Design methodology , Steam turbines , Airfoils , Design , Flow (Dynamics) , Chords (Trusses) , Computational fluid dynamics , Engineers , Fittings
Investigations of Influential Factors on the Aerodynamic Performance of a Steam Turbine Exhaust System
Jing-Lun Fu, Jian-Jun Liu
GT 2010; 2159-2169https://doi.org/10.1115/GT2010-22316
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Topics: Exhaust systems , Steam turbines
Steam Turbine Design Considerations for Ultrasupercritical Cycles
Justin Zachary
GT 2010; 2171-2179https://doi.org/10.1115/GT2010-22317
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Topics: Cycles , Design , Steam turbines , Steam , Carbon , Circuits , Coal , Conceptual design , Energy generation , Optimization
Reduction of Pressure Forces in Turbine Labyrinth Seals
Krzysztof Kosowski, Robert Ste˛pien´
GT 2010; 2181-2197https://doi.org/10.1115/GT2010-22391
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Topics: Aerodynamics , Fluid-dynamic forces , Pressure , Rotors , Turbines
Non-Equilibrium Condensation Effects on the Flow Field and the Performance of a Low Pressure Steam Turbine
Jo¨rg Starzmann, Michael Casey, Frank Sieverding
GT 2010; 2199-2208https://doi.org/10.1115/GT2010-22467
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Topics: Condensation , Equilibrium (Physics) , Flow (Dynamics) , Pressure , Steam turbines , Steam , Turbines , Computational fluid dynamics , Design , Latent heat
A CFD Approach to Fluid Dynamic Optimum Design of Steam Turbine Stages With Stator and Rotor Blades
Xin Yuan, Tadashi Tanuma, Xiaofeng Zhu, Zhirong Lin, Daisuke Nomura
GT 2010; 2209-2218https://doi.org/10.1115/GT2010-22477
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Topics: Blades , Computational fluid dynamics , Design , Fluids , Rotors , Stators , Steam turbines , Optimization , High pressure (Physics) , Leakage
Rotor Dynamic Analysis on Partial Admission Control Stage in a Large Power Steam Turbine
Lin Gao, Yiping Dai
GT 2010; 2219-2225https://doi.org/10.1115/GT2010-22608
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Topics: Dynamic analysis , Rotors , Steam turbines , Flow (Dynamics) , Stiffness , Blades , Computational fluid dynamics , Space , Stress , Vibration
The Influence of Cooling Flows on the Operating Conditions of the Ultra-Supercritical Steam Turbine Components
Wojciech Kosman
GT 2010; 2227-2235https://doi.org/10.1115/GT2010-22706
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Topics: Cooling , Flow (Dynamics) , Steam turbines , Computer simulation , Temperature , Turbines , Coal , Coolants , Heat transfer , Power stations
Loss Coefficient Dependence of Turbine Blade Cascade
Milan Mateˇjka, Pavel Sˇafarˇi´k, Martin Luxa, David Sˇimurda, Jaroslav Syna´c´
GT 2010; 2237-2244https://doi.org/10.1115/GT2010-22740
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Topics: Cascades (Fluid dynamics) , Turbine blades , Blades , Flow (Dynamics) , Kinetic energy , Mach number , Pressure , Rotors , Steam turbines
The Development of Long Last Stage Steam Turbine Blades
Ivan McBean, Said Havakechian, Pierre-Alain Masserey
GT 2010; 2245-2256https://doi.org/10.1115/GT2010-22747
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Topics: Blades , Steam turbines , Design , Reliability , Design engineering , Computational fluid dynamics , Drops , Dynamic analysis , Erosion , Finite element analysis
Numerical and Experimental Investigations of Unsteady 3-D Wet-Steam Flows Through Two-Stage Stator-Rotor Cascade Channels
Satoru Yamamoto, Yasuhiro Sasao, Hiroto Kato, Hiroshi Satsuki, Hiroharu Ooyama, Kouichi Ishizaka
GT 2010; 2257-2265https://doi.org/10.1115/GT2010-22796
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Topics: Cascades (Fluid dynamics) , Flow (Dynamics) , Rotors , Stators , Steam , Condensed matter , Computation , Condensation , Convection , Finite difference methods
Unsteady Forces Acting on the Rotor Blades and Shaft in the Control Stage for Different Steam Admission Variants
Romuald Rza˛dkowski, Marek Solin´ski
GT 2010; 2267-2275https://doi.org/10.1115/GT2010-22807
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Topics: Blades , Rotors , Steam , Excitation , Gas flow , Nozzles , Stators , Steam turbines , Turbines
Fatigue Life Extension of Steam Turbine Alloys Using Low Plasticity Burnishing (LPB)
Paul S. Preve´y, Nayarananan Jayaraman, Ravi Ravindranath
GT 2010; 2277-2287https://doi.org/10.1115/GT2010-22995
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Topics: Alloys , Corrosion , Damage , Fatigue , Fatigue life , Plasticity , Steam turbines
Numerical Study on Condensing Flow in Low Pressure Cylinder of a 300MW Steam Turbine
Liang Li, Yu Li, Lianwei Wu, Wei You, Jun Li, Zhenping Feng
GT 2010; 2289-2296https://doi.org/10.1115/GT2010-23021
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Topics: Cylinders , Flow (Dynamics) , Pressure , Steam turbines , Equilibrium (Physics) , Steam , Design , Superheating , Nonequilibrium flow , Nucleation (Physics)
A 150 kW Radial Inflow Steam Turbine System for the Bottoming Cycle of Reciprocating Engines
Susumu Nakano, Kuniyoshi Tsubouchi, Hiroyuki Shiraiwa, Kazutaka Hayashi, Hiroyuki Yamada
GT 2010; 2297-2307https://doi.org/10.1115/GT2010-23231
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Topics: Cycles , Inflow , Piston engines , Steam turbines , Turbines , Pressure , Rotors , Design , Engines , Bearings
Thermally Sprayed Abradable Coatings in Steam Turbines: Design Integration and Functionality Testing
Dieter Sporer, Scott Wilson, Petr Fiala, Ruediger Schuelein
GT 2010; 2309-2317https://doi.org/10.1115/GT2010-23568
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Topics: Coatings , Design , Steam turbines , Testing , Coating processes , Sealing (Process) , Aircraft engines , Emissions , High temperature , High temperature steam
Numerical Study of Internal Flow Fields in Steam Turbine Stages With Balance Holes
Chang Luo, Liming Song, Jun Li, Zhenping Feng, Shouhong Cao, Zhihua Wu, Qilin Wu
GT 2010; 2319-2327https://doi.org/10.1115/GT2010-23704
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Topics: Internal flow , Steam turbines , Flow (Dynamics) , Turbines , Cavities , Disks , Reynolds-averaged Navier–Stokes equations , Leakage flows , Thrust , Torque
Analysis of Fluid-Structure Interaction in a Steam Turbine Throttle Valve
Joseph Tecza, Gocha Chochua, Randy Moll
GT 2010; 2329-2338https://doi.org/10.1115/GT2010-23788
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Topics: Fluid structure interaction , Steam turbines , Valves

Unsteady Flows in Turbomachinery

Experimental Study of Acoustic Resonances in the Side Cavities of a High-Pressure Centrifugal Compressor Excited by Rotor/Stator Interaction
Nico Petry, Friedrich Karl Benra, Sven Koenig
GT 2010; 2339-2351https://doi.org/10.1115/GT2010-22054
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Topics: Acoustics , Cavities , Compressors , High pressure (Physics) , Resonance , Rotors , Stators , Excitation , Fluids , Rotation
Unsteady Tip Leakage Flow Characteristics and Heat Transfer on Turbine Blade Tip and Casing
Md Hamidur Rahman, Sung In Kim, Ibrahim Hassan, Carole El Ayoubi
GT 2010; 2353-2362https://doi.org/10.1115/GT2010-22104
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Topics: Heat transfer , Leakage flows , Turbine blades , Rotors , Shock (Mechanics) , Flow (Dynamics) , Simulation , Turbines , Blades , Clearances (Engineering)
3D Unsteady Computation of Stall Inception in Axial Compressors
Baofeng Tu, Jun Hu, Yong Zhao
GT 2010; 2363-2371https://doi.org/10.1115/GT2010-22269
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Topics: Compressors , Computation , Stall inception , Blades , Actuators , Disks , Flow (Dynamics) , Computer simulation , Ducts , Aircraft engines
Numerical Simulation of Flow Instabilities in High Speed Multistage Compressors
Huan Zhang, Jun Hu, Baofeng Tu, Zhiqiang Wang
GT 2010; 2373-2382https://doi.org/10.1115/GT2010-22276
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Topics: Compressors , Computer simulation , Flow instability , Blades , Disks , Actuators , Ducts , Flow (Dynamics) , Stability , Stall inception
Stability Enhancement by Casing Grooves: The Importance of Stall Inception Mechanism and Solidity
Tim Houghton, Ivor Day
GT 2010; 2383-2391https://doi.org/10.1115/GT2010-22284
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Topics: Stability , Stall inception , Compressors , Rotors , Blades , Flow (Dynamics) , Optimization , Weight (Mass)
Mean Line Flow Model of Steady and Pulsating Flow of a Mixed-Flow Turbine Turbocharger
Aman M. I. Bin Mamat, Ricardo F. Martinez-Botas
GT 2010; 2393-2404https://doi.org/10.1115/GT2010-22441
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Topics: Flow (Dynamics) , Modeling , Pulsatile flow , Turbines , Turbochargers
Numerical Investigation of the Unsteady Flow Fields in Centrifugal Compressor Diffusers
Ahmed Abdelwahab
GT 2010; 2405-2418https://doi.org/10.1115/GT2010-22489
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Topics: Compressors , Diffusers , Unsteady flow , Flow (Dynamics) , Impellers , Wakes , Engineering simulation , Simulation , Vortices , Clearances (Engineering)
PIV Analysis on the Effect of Stator Loading on Transonic Blade-Row Interactions
Scott B. Reynolds, Steven E. Gorrell, Jordi Estevadeordal
GT 2010; 2419-2430https://doi.org/10.1115/GT2010-22576
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Topics: Blades , Stators , Rotors , Vortices , Wakes , Shock (Mechanics) , Vortex shedding , Compressors , Diffusion (Physics) , Flow visualization
A New Test Rig for Time-Resolved Pressure Measurements in Rotating Cavities With Pulsed Inflow
Gunar Schroeder, Wieland Uffrecht
GT 2010; 2431-2440https://doi.org/10.1115/GT2010-22596
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Topics: Cavities , Fluctuations (Physics) , Inflow , Pressure , Pressure measurement
Unsteady CFD Methods in a Commercial Solver for Turbomachinery Applications
Thomas Biesinger, Christian Cornelius, Christoph Rube, Andre´ Braune, Rubens Campregher, Philippe G. Godin, Gregor Schmid, Laith Zori
GT 2010; 2441-2452https://doi.org/10.1115/GT2010-22762
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Topics: Computational fluid dynamics , Turbomachinery , Transients (Dynamics) , Compressors , Engineering simulation , Flow (Dynamics) , Phase shift , Simulation , Stability , Blades
Compressor Performance and Operability in Swirl Distortion
Yogi Sheoran, Bruce Bouldin, P. Murali Krishnan
GT 2010; 2453-2464https://doi.org/10.1115/GT2010-22777
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Topics: Compressors , Computational fluid dynamics , Generators , Gas turbines , Geometry , Rotors , Unmanned aerial vehicles , Cycles , Databases , Design
Effect of Inlet Temperature Non-Uniformity on High-Pressure Turbine Performance
Craig I. Smith, Dongil Chang, Stavros Tavoularis
GT 2010; 2465-2476https://doi.org/10.1115/GT2010-22845
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Topics: High pressure (Physics) , Temperature nonunifomity , Turbines , Blades , Engineering simulation , Enthalpy , Flow (Dynamics) , Heat , Rotors , Simulation
Flow Field in a Single-Stage Model Air Turbine Rotor-Stator Cavity With Pre-Swirled Purge Flow
D. M. Dunn, D. W. Zhou, K. Saha, K. D. Squires, R. P. Roy, Y. W. Kim, H. K. Moon
GT 2010; 2477-2487https://doi.org/10.1115/GT2010-22869
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Topics: Cavities , Flow (Dynamics) , Rotors , Stators , Turbines , Pressure , Blades , Computation , Disks , Reynolds number
Transient Numerical Investigation of Rotor Clocking in 1.5 Stage of an Axial Test Turbine With a Blade-to-Vane Ratio of 1.5
K. Kusterer, N. Moritz, D. Bohn, T. Sugimoto, R. Tanaka
GT 2010; 2489-2498https://doi.org/10.1115/GT2010-22902
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Topics: Blades , Machinery , Rotors , Transients (Dynamics) , Turbines , Turbochargers
Unsteady Aerodynamics of a Low Aspect Ratio Turbine Stage: Modeling Issues and Flow Physics
G. Persico, A. Mora, P. Gaetani, M. Savini
GT 2010; 2499-2510https://doi.org/10.1115/GT2010-22927
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Topics: Aerodynamics , Flow (Dynamics) , Modeling , Physics , Turbines , Rotors , Vortices , Blades , Stators , Computer simulation
A CFD and Experimental Investigation of Unsteady Wake Effects on a Highly Loaded Low Pressure Turbine Blade at Low Reynolds Number
Darius D. Sanders, Chase A. Nessler, Rolf Sondergaard, Marc D. Polanka, Christopher Marks, Mitch Wolff, Walter F. O’Brien
GT 2010; 2511-2523https://doi.org/10.1115/GT2010-22977
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Topics: Computational fluid dynamics , Pressure , Reynolds number , Turbine blades , Wakes , Flow (Dynamics) , Design , Aerodynamic flow , Airfoils , Blades
Experimental and Numerical Study of Steady and Modulated Transverse Jets at Low Blowing Ratios
Guillaume Bidan, Pierre-Emmanuel Bouladoux, Jeremiah E. Oertling, Dimitris E. Nikitopoulos
GT 2010; 2525-2535https://doi.org/10.1115/GT2010-23013
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Topics: Jets , Cycles , Steady state , Dynamics (Mechanics) , Electromagnetic scattering , Flat plates , Heat transfer , Large eddy simulation , Radiation scattering , Scattering (Physics)
LES Flow Control Simulations for Highly Loaded Low Pressure Turbine Airfoil (L1A) Using Pulsed Vortex Generator Jets
Mounir B. Ibrahim, Olga Kartuzova, Daniel J. Doucet, Ralph J. Volino
GT 2010; 2537-2551https://doi.org/10.1115/GT2010-23015
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Topics: Airfoils , Engineering simulation , Flow control , Generators , Jets , Pressure , Simulation , Turbines , Vortices , Computational fluid dynamics
Numerical Study on Unsteadiness of Tip Clearance Flow Induced by Downstream Stator Row in Axial Compressor
Yoojun Hwang, Shin-Hyoung Kang, Sungryoung Lee
GT 2010; 2553-2560https://doi.org/10.1115/GT2010-23024
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Topics: Clearances (Engineering) , Compressors , Flow (Dynamics) , Stators , Leakage flows , Unsteady flow , Blades , Inlet guide vanes , Oscillating frequencies , Vortices
Flow Structures in the Tip Region for a Transonic Compressor Rotor
Feng Lin, Juan Du, Jingyi Chen, Chaoqun Nie, Christoph Biela
GT 2010; 2561-2572https://doi.org/10.1115/GT2010-23025
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Topics: Compressors , Flow (Dynamics) , Rotors , Leakage flows , Blades , Computer simulation , Chords (Trusses) , Design , Shock waves , Simulation
Effect of Hot Streak Migration on Unsteady Blade Row Interaction in an Axial Turbine
P. Jenny, C. Lenherr, A. Kalfas, R. S. Abhari
GT 2010; 2573-2584https://doi.org/10.1115/GT2010-23034
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Topics: Blades , Turbines , Entropy , Temperature , Flow (Dynamics) , Gases , Nozzle guide vanes , Pressure , Probes , Rotors
Effects of Bowed Stator on a Fan Characteristic With Distorted Inlet
Peng Sun, Jingjun Zhong, Muxiao Yang, Shaobing Han
GT 2010; 2585-2591https://doi.org/10.1115/GT2010-23105
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Topics: Stators , Compressors , Flow (Dynamics) , Design , Stability , Boundary-value problems , Computer software , Navier-Stokes equations , Pressure , Separation (Technology)
Effects of Fan Speed on Rotating Stall Inception and Recovery
Minsuk Choi, Mehdi Vahdati, Mehmet Imregun
GT 2010; 2593-2603https://doi.org/10.1115/GT2010-23183
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Topics: Stall inception , Annulus , Flow (Dynamics) , Nozzles , Geometry , Reynolds-averaged Navier–Stokes equations
URANS Predictions of the Effects of Synthetic Jets on the Separated, Transitional Flow Over a Low-Pressure-Turbine-Like Flat Plate
Michele Marconcini, Roberto Pacciani, Andrea Arnone
GT 2010; 2605-2613https://doi.org/10.1115/GT2010-23297
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Topics: Flat plates , Flow (Dynamics) , Jets , Pressure , Turbines , Actuators , Boundary layers , Eddies (Fluid dynamics) , Separation (Technology) , Viscosity
Modeling of Surge Characteristics in Turbo Heat Pumps
Hye Rim Kim, Seung Jin Song
GT 2010; 2615-2625https://doi.org/10.1115/GT2010-23342
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Topics: Heat pumps , Modeling , Surges , Turbochargers , Condensers (steam plant) , Gas turbines , Refrigerants , Closed loop systems , Compressors , Condensation
Detached Eddy Simulation of Unsteady Stall Flows of a Full Annulus Transonic Rotor
Hong-Sik Im, Xiangying Chen, Ge-Cheng Zha
GT 2010; 2627-2642https://doi.org/10.1115/GT2010-23465
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Topics: Annulus , Eddies (Fluid dynamics) , Flow (Dynamics) , Rotors , Simulation , Blades , Delay differential equations , Pressure , Axial flow , Clearances (Engineering)
Investigation of Unsteady Flow Effects in an Axial Compressor Based on Whole Annulus Computations
Thomas Ro¨ber, Edmund Ku¨geler, Anton Weber
GT 2010; 2643-2655https://doi.org/10.1115/GT2010-23522
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Topics: Annulus , Compressors , Computation , Unsteady flow , Blades , Boundary layers , Modeling , Wakes , Engineering simulation , Flow (Dynamics)
Analysis on the Effect of a Non-Uniform Inlet Profile on Heat Transfer and Fluid Flow in Turbine Stages
Salvadori Simone, Francesco Montomoli, Francesco Martelli, Kam S. Chana, Imran Qureshi, Tom Povey
GT 2010; 2657-2670https://doi.org/10.1115/GT2010-23526
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Topics: Fluid dynamics , Heat transfer , Turbines , Rotors , Temperature profiles , Computational fluid dynamics , Engines , Flow (Dynamics) , Blades , Cooling
A Method for Evaluating the Effect of Circumferential Inlet Distortion on the Aerodynamic Stability of Multi-Stage Axial-Flow Compressors
Tsuguji Nakano, Andy Breeze-Stringfellow
GT 2010; 2671-2683https://doi.org/10.1115/GT2010-23541
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Topics: Axial flow , Compressors , Stability , Flow (Dynamics) , Surges , Engineers , Steady state , Annulus , Blades , Physics
Separation Control on a Very High Lift Low Pressure Turbine Airfoil Using Pulsed Vortex Generator Jets
Ralph J. Volino, Olga Kartuzova, Mounir B. Ibrahim
GT 2010; 2685-2700https://doi.org/10.1115/GT2010-23567
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Topics: Airfoils , Generators , Jets , Pressure , Separation (Technology) , Turbines , Vortices , Boundary layers , Reynolds number , Cascades (Fluid dynamics)
Effect of Unsteady Wakes on Boundary Layer Separation on a Very High Lift Low Pressure Turbine Airfoil
Ralph J. Volino
GT 2010; 2701-2714https://doi.org/10.1115/GT2010-23573
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Topics: Airfoils , Boundary layers , Pressure , Separation (Technology) , Turbines , Wakes , Cascades (Fluid dynamics) , Suction , Turbulence , Blades
Predictions of Unsteady Interactions Between Closely Coupled HP and LP Turbines With Co- and Counter-Rotation
T. J. Praisner, E. Grover, R. Mocanu, R. Jurek, R. Gacek
GT 2010; 2715-2724https://doi.org/10.1115/GT2010-23681
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Topics: Rotation , Turbines , Blades , Pressure , Tangential loading , Airfoils , Computational fluid dynamics , High pressure (Physics) , Switches
Axial Transonic Rotor and Stage Behavior Near the Stability Limit
Anthony J. Gannon, Garth V. Hobson, William L. Davis
GT 2010; 2725-2734https://doi.org/10.1115/GT2010-23713
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Topics: Rotors , Stability , Signals , Flow (Dynamics) , Pressure , Stators , Blades , Design , Machinery , Probes
Hybrid LES/RANS Study of Turbulent Flow in a Linear Compressor Cascade With Moving Casing
Domenico Borello, Giovanni Delibra, Kemal Hanjalic´, Franco Rispoli
GT 2010; 2735-2744https://doi.org/10.1115/GT2010-23755
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Topics: Cascades (Fluid dynamics) , Compressors , Reynolds-averaged Navier–Stokes equations , Turbulence , Blades , Flow (Dynamics) , Leakage , Viscosity , Chords (Trusses) , Eddies (Fluid dynamics)

Component Interactions (With Combustion, Fuels and Emissions Committee)

Performance of a Round Ejector With 22.5° Bent Entraining Diffuser
Qi Chen, A. M. Birk
GT 2010; 2745-2755https://doi.org/10.1115/GT2010-22230
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Topics: Diffusers , Ejectors , Flow (Dynamics) , Temperature , Pressure , Annulus , Cooling , Nozzles , Wall temperature , Wind tunnels
Generation of Turbine Maps Using a Fusion of Validated Operational Data and Streamline Curvature Method
M. Zwingenberg, F.-K. Benra, K. Werner, B. Dobrzynski
GT 2010; 2757-2768https://doi.org/10.1115/GT2010-22738
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Topics: Turbines , Statistics , Compressors , Gas turbines , Uncertainty , Calibration , Data storage systems , Engines , Flow (Dynamics) , Fuzzy logic
Towards Investigation of Combustor Turbine Interaction in an Integrated Simulation
E. Verena Klapdor, Stavros Pyliouras, Ruud L. G. M. Eggels, Johannes Janicka
GT 2010; 2769-2780https://doi.org/10.1115/GT2010-22933
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Topics: Combustion chambers , Simulation , Turbines , Algorithms , Combustion , Geometry , Modeling , Nozzle guide vanes , Computational fluid dynamics , Engines
Integrated Combustor and Vane Concept in Gas Turbines
Budimir Rosic, John D. Denton, John H. Horlock, Sumiu Uchida
GT 2010; 2781-2791https://doi.org/10.1115/GT2010-23170
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Topics: Combustion chambers , Gas turbines , Cooling , Aerodynamics , Design , Flow turning , Gases , Industrial gases , Integrated systems , Large eddy simulation
Effect of Entraining Diffuser on the Performance of Bent Exhaust Ejectors
Asim Maqsood, A. M. Birk
GT 2010; 2793-2802https://doi.org/10.1115/GT2010-23499
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Topics: Diffusers , Ejectors , Exhaust systems , Pressure , Flow (Dynamics) , Temperature , Cooling , Nozzles , Probes , Thermocouples

Noise and Innovative Noise Reduction

Diagnosis and Solution of High Noise and Vibration Issues After a Propylene Refrigeration Compressor Re-Rate
Zheji Liu, Mark J. Kuzdzal, Kenneth E. Atkins, Randy Rials
GT 2010; 2803-2811https://doi.org/10.1115/GT2010-22014
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Topics: Compressors , Noise (Sound) , Refrigeration , Vibration , Pipes , Acoustics , Blades , Ducts , Excitation , Acoustic intensity
Identification of Acoustic Dipole Sources in a Propylene Centrifugal Compressor Stage
Hongtao Tang, Datong Qi, Fuan Lu
GT 2010; 2813-2820https://doi.org/10.1115/GT2010-22408
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Topics: Acoustics , Compressors , Dipoles (Electromagnetism) , Impellers , Diffusers , Rotors , Stators , Blades , Clearances (Engineering) , Computation
Rotor Interaction Noise in Counter-Rotating Propfan Propulsion Systems
Andreas Peters, Zolta´n S. Spakovszky
GT 2010; 2821-2834https://doi.org/10.1115/GT2010-22554
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Topics: Noise (Sound) , Propulsion systems , Rotors , Carbon reinforced plastics , Aircraft , Acoustics , Engineering simulation , Engines , Simulation , Wake turbulence
Modeling of Aerodynamic Noise Using Hybrid SAS and DES Methods
Sebastian Rulik, Slawomir Dykas, Wlodzimierz Wroblewski
GT 2010; 2835-2844https://doi.org/10.1115/GT2010-22696
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Topics: Aerodynamic noise , Modeling , Computational fluid dynamics , Acoustics , Boundary-value problems , Simulation , Eddies (Fluid dynamics) , Engineering systems and industry applications , Flow (Dynamics) , Fourier transforms
Internal Flow and Noise Investigations About the Cross-Flow Fan With Different Blade Angles
You Li, Hua Ouyang, Jie Tian, Zhiming Zheng, Zhaohui Du
GT 2010; 2845-2855https://doi.org/10.1115/GT2010-23280
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Topics: Blades , Cross-flow , Internal flow , Noise (Sound) , Impellers , Flow (Dynamics) , Computational fluid dynamics , Computer software , Engineering simulation , Probes
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