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Proceedings Papers

Proceedings Volume Cover
ASME Turbo Expo 2014: Turbine Technical Conference and Exposition
June 16–20, 2014
Düsseldorf, Germany
Conference Sponsors:
  • International Gas Turbine Institute
ISBN:
978-0-7918-4560-8
Volume 2A: Turbomachinery

Axial Flow Fan and Compressor Aerodynamics

The Effect of an Eroded Leading Edge on the Aerodynamic Performance of a Transonic Fan Blade Cascade
A. Hergt, J. Klinner, W. Steinert, S. Grund, M. Beversdorff, A. Giebmanns, R. Schnell
GT 2014; V02AT37A001https://doi.org/10.1115/GT2014-25023
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Topics: Blades , Cascades (Fluid dynamics) , Shock (Mechanics) , Shapes , Chords (Trusses) , Erosion , Inflow , Suction , Boundary layers , Bubbles
Tip Gap Variation on a Transonic Rotor in the Presence of Tip Blowing
Cyril Guinet, J. Anton Streit, Hans-Peter Kau, Volker Gümmer
GT 2014; V02AT37A002https://doi.org/10.1115/GT2014-25042
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Topics: Rotors , Stability , Design , Compressors , Aircraft engines , Axial flow , Clearances (Engineering) , Control systems , Cycles , Engineering simulation
Location Effect of Boundary Layer Suction on Compressor Hub-Corner Separation
Ping-Ping Chen, Wei-Yang Qiao, Karsten Liesner, Robert Meyer
GT 2014; V02AT37A003https://doi.org/10.1115/GT2014-25043
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Topics: Boundary layers , Compressors , Corners (Structural elements) , Separation (Technology) , Suction , Flow (Dynamics) , Cascades (Fluid dynamics) , Pressure , Blades , Chords (Trusses)
Ejector Tip Injection for Active Compressor Stabilization
Marcel Stößel, Stefan Bindl, Reinhard Niehuis
GT 2014; V02AT37A004https://doi.org/10.1115/GT2014-25073
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Topics: Compressors , Ejectors , Engines , Flow (Dynamics) , Propulsion , Pumps , Design , Pressure , Stability , Algorithms
Secondary Flows, Endwall Effects and Stall Detection in Axial Compressor Design
Milan Banjac, Milan V. Petrovic, Alexander Wiedermann
GT 2014; V02AT37A005https://doi.org/10.1115/GT2014-25115
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Topics: Compressors , Design , Flow (Dynamics) , Boundary layers , Calibration , Clearances (Engineering) , Surges
Riblet Application in Compressors: Towards Efficient Blade Design?
A. Hergt, W. Hage, S. Grund, W. Steinert, M. Terhorst, F. Schongen, Y. Wilke
GT 2014; V02AT37A006https://doi.org/10.1115/GT2014-25142
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Topics: Blades , Compressors , Design , Cascades (Fluid dynamics) , Reynolds number , Manufacturing , Optimization , Suction , Turbulence , Coating processes
Endwall Contouring and Fillet Design for Reducing Losses and Homogenizing the Outflow of a Compressor Cascade
Oliver Reutter, Stefan Hemmert-Pottmann, Alexander Hergt, Eberhard Nicke
GT 2014; V02AT37A007https://doi.org/10.1115/GT2014-25277
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Topics: Cascades (Fluid dynamics) , Compressors , Design , Outflow , Pressure , Inflow , Blades , Corners (Structural elements) , Flow (Dynamics) , Mach number
Experimental Investigation of Tip Clearance Flow in a Transonic Compressor With and Without Plasma Actuators
S. Saddoughi, G. Bennett, M. Boespflug, S. L. Puterbaugh, A. R. Wadia
GT 2014; V02AT37A008https://doi.org/10.1115/GT2014-25294
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Topics: Actuators , Clearances (Engineering) , Compressors , Flow (Dynamics) , Plasmas (Ionized gases) , Flow control , Design , Pressure , Blades , Rotors
Selecting Cavity Geometries for Improving the Aerodynamic Performance of an Axial Compressor
Diego Flores, Joerg R. Seume
GT 2014; V02AT37A009https://doi.org/10.1115/GT2014-25328
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Topics: Cavities , Compressors , Flow (Dynamics) , Stators , Turbulence , Clearances (Engineering) , Leakage , Modeling , Rotors , Blades
Numerical Investigation on the Effect of Vortex Generator on Axial Compressor Performance
Ruchika Agarwal, Anand Dhamarla, Sridharan R. Narayanan, Shraman N. Goswami, Balamurugan Srinivasan
GT 2014; V02AT37A010https://doi.org/10.1115/GT2014-25329
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Topics: Compressors , Generators , Vortices , Blades , Flow (Dynamics) , Computational fluid dynamics , Cross-flow , Rotors , Boundary layers , Chords (Trusses)
Experimental and Numerical Analysis of a Micro Plasma Actuator for Active Flow Control in Turbomachinery
Maria Grazia De Giorgi, Elisa Pescini, Fedele Marra, Antonio Ficarella
GT 2014; V02AT37A011https://doi.org/10.1115/GT2014-25337
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Topics: Actuators , Flow control , Numerical analysis , Plasmas (Ionized gases) , Turbomachinery , Flow (Dynamics) , Compressors , Separation (Technology) , Cascades (Fluid dynamics) , Computer simulation
Numerical Investigation on the Effects of Circumferential Coverage of Injection in a Transonic Compressor With Discrete Tip Injection
Wei Wang, Wuli Chu, Haoguang Zhang, Yanhui Wu
GT 2014; V02AT37A012https://doi.org/10.1115/GT2014-25420
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Topics: Compressors , Stability , Ejectors , Pressure , Blades , Computer simulation , Flow (Dynamics) , Rotors , Unsteady flow
Numerical Investigation of the Solidity Effect on Linear Compressor Cascades
J. Sans, M. Resmini, J.-F. Brouckaert, S. Hiernaux
GT 2014; V02AT37A013https://doi.org/10.1115/GT2014-25532
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Topics: Compressors , Blades , Cascades (Fluid dynamics) , Design , Chords (Trusses) , Mach number , Stability , Compressible flow , Computer software , Diffusion (Physics)
Performance Analysis of Deteriorated High Pressure Compressor Blades
Gerald Reitz, Jens Friedrichs, Jonas Marx, Jörn Städing
GT 2014; V02AT37A014https://doi.org/10.1115/GT2014-25544
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Topics: Blades , Compressors , High pressure (Physics) , Erosion , Airfoils , Computational fluid dynamics , Diluents , Jet engines , Boundary-value problems , Chords (Trusses)
Numerical Investigation of Axial Compressor Stages With Differing Degrees of Reaction
Jens Ortmanns
GT 2014; V02AT37A015https://doi.org/10.1115/GT2014-25642
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Topics: Compressors , Flow (Dynamics) , Pressure , Rotors , Stators , Airfoils , Clearances (Engineering) , High pressure (Physics) , Leakage flows , Stall behavior
Experimental Investigation on Droplet Behaviour in a Transonic Compressor Cascade
Niklas Neupert, Birger Ober, Franz Joos
GT 2014; V02AT37A016https://doi.org/10.1115/GT2014-25645
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Topics: Cascades (Fluid dynamics) , Compressors , Drops , Flow (Dynamics) , Water , Blades , Industrial gases , Sprays , Stress , Thin films
Combination of Active and Passive Flow Control in a High Speed Compressor Cascade
Karsten Liesner, Robert Meyer
GT 2014; V02AT37A017https://doi.org/10.1115/GT2014-25662
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Topics: Cascades (Fluid dynamics) , Compressors , Flow control , Suction , Boundary layers , Flow (Dynamics) , Mach number , Chords (Trusses) , Flow visualization , Inflow
Experimental Study of Effects of Bowed Blade on the Flow Field in a Cantilevered Stator Passage
Ju Luo, Jun Hu, Zhiqiang Wang, Baofeng Tu
GT 2014; V02AT37A018https://doi.org/10.1115/GT2014-25766
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Topics: Blades , Flow (Dynamics) , Stators , Vortices , Compressors , Leakage , Clearances (Engineering) , Pressure , Probes , Separation (Technology)
Humidity Effects on Experimental Compressor Performance: Corrected Conditions for Real Gases
Reid A. Berdanier, Natalie R. Smith, John C. Fabian, Nicole L. Key
GT 2014; V02AT37A019https://doi.org/10.1115/GT2014-25790
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Topics: Compressors , Gases , Accounting , Climate , Errors , Flow (Dynamics) , Gas turbines , Turbomachinery , Uncertainty
Effects of Curvature Continuity of Compressor Blade Profiles on Their Performances
Yin Song, Chunwei Gu
GT 2014; V02AT37A020https://doi.org/10.1115/GT2014-25804
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Topics: Blades , Compressors , Separation (Technology) , Pressure , Reynolds-averaged Navier–Stokes equations , Boundary layers , Bubbles , Design , Large eddy simulation , Optimization
Numerical Investigation of the Aerodynamic Behaviour of a Compressor Bleed-Air System
V. Peltier, K. Dullenkopf, H.-J. Bauer
GT 2014; V02AT37A021https://doi.org/10.1115/GT2014-25822
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Topics: Compressors , Flow (Dynamics) , Pressure , Design , Blades , Cooling , Corners (Structural elements) , Engine design , Engineering simulation , Engines
A Novel Transonic Fan Swept Outlet Guide Vane Using 3D Design Optimization
Toyotaka Sonoda, Giles Endicott, Toshiyuki Arima, Markus Olhofer
GT 2014; V02AT37A022https://doi.org/10.1115/GT2014-25857
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Topics: Design , Guide vanes , Optimization , Blades , Geometry , Chords (Trusses) , Flow (Dynamics) , Engines , Physics , Pressure gradient
On the Recessed Blade Tip With and Without a Porous Material in an Axial Compressor
Young-Jin Jung, Tae-Gon Kim, Minsuk Choi
GT 2014; V02AT37A023https://doi.org/10.1115/GT2014-26000
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Topics: Blades , Compressors , Porous materials , Cavities , Flow (Dynamics) , Leakage flows , Internal flow , Vortices
Effect of Tip Clearance Size on the Ram-Rotor Performance
Ji-ang Han, Jing-jun Zhong, Zhen-sheng Pan, Ling Yang, Jian Guan
GT 2014; V02AT37A024https://doi.org/10.1115/GT2014-26084
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Topics: Clearances (Engineering) , Rotors , Flow (Dynamics) , Shock waves , Compression , Design , Power systems (Machinery) , Aircraft engines , Compressors , Computer simulation
Effect of the Stator Hub Configuration and Stage Design Parameters on Aerodynamic Loss in Axial Compressors
Sungho Yoon, Rudolf Selmeier, Patricia Cargill, Peter Wood
GT 2014; V02AT37A025https://doi.org/10.1115/GT2014-26095
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Topics: Compressors , Design , Stators , Flow (Dynamics) , Leakage , Leakage flows , Clearances (Engineering) , Computational fluid dynamics , Pressure , Chords (Trusses)
Performance Characterization of the Effect of Axial Positioning of Bend Skewed Casing Treatment Retrofitted to a Transonic Axial Flow Compressor
Dilipkumar B. Alone, Subramani Satish Kumar, Shobhavathy Thimmaiah, Janaki Rami Reddy Mudipalli, A. M. Pradeep, Srinivasan Ramamurthy, Venkat S. Iyengar
GT 2014; V02AT37A026https://doi.org/10.1115/GT2014-26099
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Topics: Axial flow , Performance characterization , Compressors , Rotors , Chords (Trusses) , Aircraft engines , Blades , Design , Flow (Dynamics) , Geometry
Experimental Investigation on the Effect of Porosity of Bend Skewed Casing Treatment on a Single Stage Transonic Axial Flow Compressor
Dilipkumar B. Alone, Subramani Satish Kumar, Shobhavathy Thimmaiah, Janaki Rami Reddy Mudipalli, A. M. Pradeep, Srinivasan Ramamurthy, Venkat S. Iyengar
GT 2014; V02AT37A027https://doi.org/10.1115/GT2014-26102
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Topics: Axial flow , Porosity , Compressors , Flow (Dynamics) , Rotors , Blades , Chords (Trusses) , Design , Mach number , Pressure
On Understanding the Effect of Plenum Chamber of a Bend Skewed Casing Treatment on the Performance of a Transonic Axial Flow Compressor
Dilipkumar B. Alone, Subramani Satish Kumar, Shobhavathy Thimmaiah, Janaki Rami Reddy Mudipalli, A. M. Pradeep, Srinivasan Ramamurthy, Venkat S. Iyengar
GT 2014; V02AT37A028https://doi.org/10.1115/GT2014-26103
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Topics: Axial flow , Compressors , Porosity , Rotors , Blades , Chords (Trusses) , Design , Flow (Dynamics) , Geometry , Rotation
An Experimental Investigation of a Tandem Stator Flow Characteristic in a Low Speed Axial Research Compressor
Alrik Tesch, Martin Lange, Konrad Vogeler, Jens Ortmanns, Erik Johann, Volker Gümmer
GT 2014; V02AT37A029https://doi.org/10.1115/GT2014-26104
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Topics: Compressors , Flow (Dynamics) , Stators , Design , Blades , Fluids , Guide vanes , High pressure (Physics) , Jet engines , Power density
Effects of the Steady Wake-Tip Clearance Vortex Interaction in a Compressor Cascade: Part I — Experimental Investigations
Andreas Krug, Peter Busse, Konrad Vogeler
GT 2014; V02AT37A030https://doi.org/10.1115/GT2014-26120
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Topics: Cascades (Fluid dynamics) , Clearances (Engineering) , Compressors , Vortices , Wakes , Blades , Flow (Dynamics) , Aerodynamic flow , Pressure , Probes
Effects of the Steady Wake-Tip Clearance Vortex Interaction in a Compressor Cascade: Part II — Numerical Investigations
Peter Busse, Andreas Krug, Konrad Vogeler
GT 2014; V02AT37A031https://doi.org/10.1115/GT2014-26121
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Topics: Cascades (Fluid dynamics) , Clearances (Engineering) , Compressors , Vortices , Wakes , Flow (Dynamics) , Steady state , Aerodynamic flow , Blades , Computation
Bleed-Induced Distortion in Axial Compressors
S. D. Grimshaw, G. Pullan, T. Walker
GT 2014; V02AT37A032https://doi.org/10.1115/GT2014-26195
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Topics: Compressors , Flow (Dynamics) , Axial flow , Ducts , Pressure , Rotors , Stability
Evolution of Swirl Boundary Layer and Wall Stall at Part Load: A Generic Experiment
Dennis Stapp, Peter F. Pelz
GT 2014; V02AT37A033https://doi.org/10.1115/GT2014-26235
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Topics: Boundary layers , Stress , Pipes , Flow (Dynamics) , Machinery , Reynolds number , Resolution (Optics) , Turbulence , Laser Doppler anemometry , Scaling laws (Mathematical physics)
Experimental Investigation of Effects of Leading-Edge Tubercles on Compressor Cascade Performance
M. C. Keerthi, Abhijit Kushari, Ashoke De, Arun Kumar
GT 2014; V02AT37A034https://doi.org/10.1115/GT2014-26242
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Topics: Cascades (Fluid dynamics) , Compressors , Blades , Airfoils , Drag (Fluid dynamics) , Pressure , Axial flow , Chords (Trusses) , Geometry , Probes
Development of a Novel Axial Compressor Generation for Industrial Applications: Part 1 — Compressor Design and Performance
Kai Ziegler, Bernhard Eisenberg, Klaus Hörmeyer, Roland Emmrich, Henning Ressing
GT 2014; V02AT37A035https://doi.org/10.1115/GT2014-26294
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Topics: Compressors , Design , Flanges , Flow (Dynamics) , Power density , Pressure , Probes , Aerodynamics , Axial flow , Boundary-value problems
Stall Margin Improvement in Three-Stage Low Pressure Compressor by Use of Slot Type Casing Treatments
F. Sh. Gelmedov, V. I. Mileshin, P. G. Kozhemyako, I. K. Orekhov
GT 2014; V02AT37A036https://doi.org/10.1115/GT2014-26298
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Topics: Compressors , Pressure , Design , Flow (Dynamics) , Rotors , Aviation , Blades , Damping , Engineering prototypes , Flow separation
Numerical and Experimental Analysis of Radial Clearance Influence on Rotor and Stator Clocking Effect by Example of Model High Loaded Two Stage Compressor
V. I. Mileshin, N. M. Savin, P. G. Kozhemyako, Ya. M. Druzhinin
GT 2014; V02AT37A037https://doi.org/10.1115/GT2014-26345
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Topics: Clearances (Engineering) , Compressors , Experimental analysis , Rotors , Stators , Blades , Design , Inlet guide vanes , Computation , Flow (Dynamics)
Calculation of Flow Instability Inception in High Speed Axial Compressors
Xiaohua Liu, Yanpei Zhou, Xiaofeng Sun, Dakun Sun
GT 2014; V02AT37A038https://doi.org/10.1115/GT2014-26436
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Topics: Compressors , Flow instability , Clearances (Engineering) , Flow (Dynamics) , Boundary-value problems , Computational fluid dynamics , Design , Eigenvalues , Flow turning , Simulation
Investigation of 3D Blading and Non-Axisymmetric Hub Endwall Contouring to a Dual-Stage Counter-Rotating Compressor in Multistage Environment
Peng Zhang, Bo Liu, Guochen Zhang, Zhenzhe Na
GT 2014; V02AT37A039https://doi.org/10.1115/GT2014-26450
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Topics: Compressors , Optimization , Rotors , Flow (Dynamics) , Flow separation , Guide vanes , Separation (Technology) , Turbines , Turbomachinery , Vortices
The Analysis of Axial Momentum of the Rotor Tip Flows for Axial Compressors With Circumferential Grooves
Xi Nan, Feng Lin, Sichen Wang, Le Liu, Ning Ma, Jingyi Chen
GT 2014; V02AT37A040https://doi.org/10.1115/GT2014-26495
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Topics: Compressors , Flow (Dynamics) , Momentum , Rotors , Stability , Chords (Trusses) , Entropy , Leakage flows
The Optimization of an Integrated Strut OGV Configuration
Yadong Xie, Xiaohe Yang, Jianguo Ding, Xiaofeng Liu, Jinzhang Feng
GT 2014; V02AT37A041https://doi.org/10.1115/GT2014-26567
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Topics: Optimization , Struts (Engineering) , Pressure , Aircraft engines , Chords (Trusses) , Flow (Dynamics) , Guide vanes , Noise (Sound) , Weight (Mass)
Study on the Effects of Upstream Flow Conditions and Clearance Sizes to Tip Leakage Flow in a Subsonic Large-Scale Rotor
Chenkai Zhang, Jun Hu, Zhiqiang Wang, Ning Ding, Zhiming Mao, Zehua Chen
GT 2014; V02AT37A042https://doi.org/10.1115/GT2014-26573
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Topics: Clearances (Engineering) , Flow (Dynamics) , Leakage flows , Rotors , Boundary layers , Pressure , Compressors , Design , High pressure (Physics) , Inflow
Robust Compressor Blades for Desensitizing Operational Tip Clearance Variations
Pranay Seshadri, Shahrokh Shahpar, Geoffrey T. Parks
GT 2014; V02AT37A043https://doi.org/10.1115/GT2014-26624
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Topics: Blades , Clearances (Engineering) , Compressors , Design , Pressure , Uncertainty , Computation , Engineering design , Engineering simulation , Leakage flows
Numerical Analysis of Flow in a Transonic Compressor With a Single Circumferential Casing Groove: Application to Two Different Compressor Rotors
Yasunori Sakuma, Toshinori Watanabe, Takehiro Himeno, Dai Kato, Takeshi Murooka, Yukari Shuto
GT 2014; V02AT37A044https://doi.org/10.1115/GT2014-26691
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Topics: Compressors , Flow (Dynamics) , Numerical analysis , Rotors , Leakage flows , Stability , Blades , Clearances (Engineering) , Computational fluid dynamics , Design
Non-Axisymmetric Endwall Contouring in a Compressor Cascade With Tip Gap
Mahesh K. Varpe, A. M. Pradeep
GT 2014; V02AT37A045https://doi.org/10.1115/GT2014-26725
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Topics: Cascades (Fluid dynamics) , Compressors , Pressure , Axial flow , Blades , Clearances (Engineering) , Computational fluid dynamics , Design , Design methodology , Flow (Dynamics)
Experimental Determination of a Four Stage Axial Compressor Map Operating in Wet Compression
J. P. Schnitzler, I. von Deschwanden, S. Clauss, F. K. Benra, H. J. Dohmen, K. Werner
GT 2014; V02AT37A046https://doi.org/10.1115/GT2014-26807
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Topics: Compression , Compressors , Water , Drops , Lasers , Evaporation , Underground injection , Computational fluid dynamics , Cross-flow , Design
Investigations on Stator Hub End Losses and its Control in an Axial Flow Compressor
Kurian K. George, S. N. Agnimitra Sunkara, Jubin Tom George, Melvin Joseph, A. M. Pradeep, Bhaskar Roy
GT 2014; V02AT37A047https://doi.org/10.1115/GT2014-26845
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Topics: Axial flow , Stators , Clearances (Engineering) , Blades , Rotors , Flow (Dynamics) , Vortices , Design
Aerodynamic Investigations of a Variable Inlet Guide Vane With Symmetric Profile
David Händel, Reinhard Niehuis, Uwe Rockstroh
GT 2014; V02AT37A048https://doi.org/10.1115/GT2014-26900
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Topics: Inlet guide vanes , Reynolds number , Boundary layers , Cascades (Fluid dynamics) , Wire , Chords (Trusses) , Compressors , Flow (Dynamics) , Flow separation , Jet propulsion
Investigations on Aerodynamic Loading Limits of Subsonic Compressor Tandem Cascades: End Wall Flow
Charlotte Hertel, Christoph Bode, Dragan Kožulović, Tim Schneider
GT 2014; V02AT37A049https://doi.org/10.1115/GT2014-26978
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Topics: Compressors , Flow (Dynamics) , Cascades (Fluid dynamics) , Blades , Topology , Computational fluid dynamics , Computer simulation , Design , Flow visualization , Mach number
Numerical and Experimental Findings of a Highly-Loaded Aspirated Cascade
Bronwyn Power, Liping Xu, Steven Wellborn
GT 2014; V02AT37A050https://doi.org/10.1115/GT2014-27098
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Topics: Cascades (Fluid dynamics) , Blades , Design , Computational fluid dynamics , Suction , Airfoils , Compressors , Engines , Failure mechanisms , Mesh generation
Visualization and Time Resolved PIV Measurements of the Flow in the Tip Region of a Subsonic Compressor Rotor
David Tan, Yuanchao Li, Ian Wilkes, Rinaldo L. Miorini, Joseph Katz
GT 2014; V02AT37A051https://doi.org/10.1115/GT2014-27195
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Topics: Compressors , Flow (Dynamics) , Rotors , Visualization , Blades , Cavitation , Vortices , Geometry , Inlet guide vanes , Leakage
Experimental and Numerical Investigation of Corner Stall in a Highly-Loaded Compressor Cascade
Yanfeng Zhang, Ali Mahallati, Michael Benner
GT 2014; V02AT37A052https://doi.org/10.1115/GT2014-27204
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Topics: Cascades (Fluid dynamics) , Compressors , Corners (Structural elements) , Boundary layers , Flow (Dynamics) , Airfoils , Pressure gradient , Reynolds number , Turbulence , Chords (Trusses)
A Comparison of Two Fan Stage Designs With Different Rotor Leading Edge Sweep
John Gunaraj, David Hanson, Jeffrey Hayes, Heath Lorzel, Nick Nolcheff, Russ Repp
GT 2014; V02AT37A053https://doi.org/10.1115/GT2014-27218
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Topics: Rotors , Stators , Pressure , Blades , Computational fluid dynamics , Engines , Fans , Flow (Dynamics) , Stability , Temperature
Measurements of the 3D Flow Field Downstream of an Aircraft Engine Fan
Herwart T. Hönen, Christian Werner-Spatz, Angela Giebmanns, Guido Döbbener, Peter Jeschke
GT 2014; V02AT37A054https://doi.org/10.1115/GT2014-27284
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Topics: Aircraft engines , Flow (Dynamics) , Jet engines , Blades , Engines , Probes , Geometry , Rotors , Wear , Clearances (Engineering)
Numerical Study on Tip Leakage Flow Structure of an Axial Flow Compressor Rotor
Chenkai Zhang, Jun Hu, Zhiqiang Wang, Wei Yan, Chao Yin, Xiang Gao
GT 2014; V02AT37A055https://doi.org/10.1115/GT2014-27291
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Topics: Axial flow , Leakage flows , Rotors , Vortices , Flow (Dynamics) , Leakage , Compressors , Clearances (Engineering) , Design , High pressure (Physics)
Experimental and Numerical Performance Characterization of a Transonic Compressor Rotor Operating Behind an Inlet-Guide Vane With Variable Flap Angles
Garth V. Hobson, Anthony Gannon, Wendell Holmes, Michael McCormick, Vincent Capece
GT 2014; V02AT37A056https://doi.org/10.1115/GT2014-27308
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Topics: Compressors , Performance characterization , Rotors , Inlet guide vanes , Design , Resolution (Optics) , Rotation , Testing , Turbines

Ducts and Component Interactions

Experimental Analysis of Swirl in Short Annular Diffusers With Negative Wall Angles
D. J. Cerantola, A. M. Birk
GT 2014; V02AT40A001https://doi.org/10.1115/GT2014-25563
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Topics: Diffusers , Experimental analysis , Pressure , Flow (Dynamics) , Reynolds number , Turbulence
An Aggressive S-Shaped Compressor Transition Duct With Swirling Flow and Aerodynamic Lifting Struts
A. D. Walker, A. G. Barker, I. Mariah, G. L. Peacock, J. F. Carrotte, R. M. Northall
GT 2014; V02AT40A002https://doi.org/10.1115/GT2014-25844
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Topics: Compressors , Ducts , Swirling flow , Struts (Engineering) , Momentum , Computational fluid dynamics , Design , Design methodology , Flow (Dynamics) , Flow separation
Aerodynamic and Heat Transfer Measurements on an Intermediate Turbine Duct Vane
Martin Johansson, Thomas Povey, Kam Chana, Fredrik Wallin, Hans Abrahamsson
GT 2014; V02AT40A003https://doi.org/10.1115/GT2014-26032
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Topics: Ducts , Heat transfer , Turbines , Computational fluid dynamics , Flow (Dynamics) , Design , Stators , Databases , Engines , Gages
Coupling of Compressible Turbomachinery and Incompressible Combustor Flow Solvers for Aerothermal Applications
K. V. Kannan, G. J. Page
GT 2014; V02AT40A004https://doi.org/10.1115/GT2014-26118
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Topics: Combustion chambers , Flow (Dynamics) , Turbomachinery , Computer software , Ejectors , Gas turbines , Guide vanes , Simulation
Experimental Observations of Flow Over an Airfoil in a Confined Duct
James Crawford, A. M. Birk
GT 2014; V02AT40A005https://doi.org/10.1115/GT2014-26166
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Topics: Airfoils , Ducts , Flow (Dynamics) , Computational fluid dynamics , Diffusers , Kinetic energy , Struts (Engineering) , Turbulence , Wakes , Engineering simulation
3D Unsteady RANS Simulation of the Interaction Between Fan Stage, Struts and Bifurcations
Axel Holewa, Sébastien Guérin, Christian Weckmüller, Lars Enghardt
GT 2014; V02AT40A006https://doi.org/10.1115/GT2014-26847
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Topics: Bifurcation , Reynolds-averaged Navier–Stokes equations , Simulation , Acoustics , Electromagnetic scattering , Radiation scattering , Rotors , Scattering (Physics) , Blades , Convection
Unsteady Aerodynamics and Forced Response Studies on Aeroderivative Gas Turbine Exhaust System
Luca Di Mare, Deepak Thirumurthy, Jeffrey S. Green, John Myers
GT 2014; V02AT40A007https://doi.org/10.1115/GT2014-26989
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Topics: Aerodynamics , Exhaust systems , Gas turbines , Flow (Dynamics) , Diffusers , Stress , Turbulence , Vibration , Diffusion (Physics) , Energy generation
Aerodynamic Design of S-Shaped Diffusers Using Ball Spine Inverse Design Method
Ali Madadi, Mahdi Nili-Ahmadabadi, Mohammad Jafar Kermani
GT 2014; V02AT40A008https://doi.org/10.1115/GT2014-27029
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Topics: Design , Design methodology , Diffusers , Ducts , Algorithms , Flow (Dynamics) , Geometry , Pressure , Separation (Technology) , Turbulence
Effects of Area Ratio and Mean Rise Angle on the Aerodynamics of Inter-Turbine Ducts
Yanfeng Zhang, Shuzhen Hu, Ali Mahallati, Xue-Feng Zhang, Edward Vlasic
GT 2014; V02AT40A009https://doi.org/10.1115/GT2014-27207
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Topics: Aerodynamics , Ducts , Turbines , Separation (Technology) , Boundary layers , Flow (Dynamics) , Pressure , Pressure gradient , Vortices , Physics

Noise and Innovative Noise Reduction (With Aircraft Engine)

Applying an Extended Non Linear Harmonic Method to a CROR Configuration With Emphasis on the Acoustic Signature
Thomas Hildebrandt, Peter Thiel, Sven Albert, Stephan Vilmin
GT 2014; V02AT41A001https://doi.org/10.1115/GT2014-25061
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Topics: Acoustics , Rotors , Aircraft , Blades , Computational fluid dynamics , Fluctuations (Physics) , Pressure , Stress , Design , Fans
Acoustic Minimization of Rotor-Stator Interaction Noise of Axial Fans by Trailing-Edge Blowing
Michael Kohlhaas, Thomas H. Carolus
GT 2014; V02AT41A002https://doi.org/10.1115/GT2014-25113
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Topics: Acoustics , Fans , Noise (Sound) , Rotors , Stators , Blades , Flow (Dynamics) , Wakes , Fluctuations (Physics) , Optimization
Effect of Airfoil Clocking on Noise of LP Turbines: Part II — Modal Structure Analysis
Adolfo Serrano, José Ramón Fernández
GT 2014; V02AT41A003https://doi.org/10.1115/GT2014-25602
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Topics: Airfoils , Noise (Sound) , Turbines , Acoustics , Ducts , Spin (Aerodynamics) , Spinning (Textile) , Engines , Pressure , Rotation
Acoustic Design and Validation of Radial Inflow Turbine
G. Nordwall, A. Demeulenaere, P. Ferrante
GT 2014; V02AT41A004https://doi.org/10.1115/GT2014-25935
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Topics: Acoustics , Design , Inflow , Turbines , Noise (Sound) , Rotors , Testing , Computational fluid dynamics , Sound pressure
Comparison of the Aerodynamics of Acoustically Designed EGVs and a State-of-the-Art EGV
Andreas Marn, Thorsten Selic, Florian Schönleitner, Franz Heitmeir, Dominik Broszat
GT 2014; V02AT41A005https://doi.org/10.1115/GT2014-26090
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Topics: Acoustics , Aerodynamics , Thermoelectric coolers , Engines , Turbines , Weight (Mass) , Aircraft engines , Blades , Design , Guide vanes
Computational Study on Acoustic Features of Fan Model With Leaned Stators
Anton A. Rossikhin, Sergey V. Pankov, Yuri D. Khaletskiy, Victor I. Mileshin
GT 2014; V02AT41A006https://doi.org/10.1115/GT2014-26350
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Topics: Acoustics , Stators , Noise (Sound) , Aviation , Motors , Rotation , Rotors , Test facilities
Numerical Investigation of High Bypass Ratio Fan Tone Noise
Anton Rossikhin, Sergey Pankov, Igor Brailko, Victor Mileshin
GT 2014; V02AT41A007https://doi.org/10.1115/GT2014-26354
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Topics: Noise (Sound) , Acoustics , Simulation , Anechoic chambers , Computation , Test facilities , Turbojets
Prediction of the Aero-Acoustic Performance of Open Rotors
Dale E. Van Zante, Edmane Envia
GT 2014; V02AT41A008https://doi.org/10.1115/GT2014-26413
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Topics: Acoustics , Rotors , Noise (Sound) , Wake turbulence , Wakes , Blades , Design methodology , Jet fuels , Particulate matter , Propulsion systems
Integrated “CFD - Acoustic” Computational Approach to the Simulation of Aircraft Fan Noise
Piergiorgio Ferrante, Paolo di Francescantonio, Pierre-Alain Hoffer, Stéphane Vilmin, Charles Hirsch
GT 2014; V02AT41A009https://doi.org/10.1115/GT2014-26429
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Topics: Acoustics , Aircraft , Computational fluid dynamics , Noise (Sound) , Simulation , Boundary element methods , Unsteady flow , Ducts , Engines , Finite element methods
CFD Analysis of the Aerodynamics and Aeroacoustics of the NASA SR2 Propeller
Chun Hern Tan, Keng Soon Voo, Wei Long Siauw, James Alderton, Amel Boudjir, Fred Mendonça
GT 2014; V02AT41A010https://doi.org/10.1115/GT2014-26779
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Topics: Aerodynamic noise , Aerodynamics , Computational fluid dynamics , NASA , Propellers , Noise (Sound) , Blades , Wakes , Convection , Simulation
Full-Scale Tests on APU Noise Reduction
Karsten Knobloch, André Fischer, Friedrich Bake, Lars Enghardt, Stefan Busse-Gerstengarbe
GT 2014; V02AT41A011https://doi.org/10.1115/GT2014-26803
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Topics: Noise control , Emissions , Exhaust systems , Noise (Sound) , Silencers , Aircraft , Control systems , Engines , Microphones
Aerodynamic and Aeroacoustic Optimization of a Transonic Centrifugal Compressor
Peng Wang, Mehrdad Zangeneh
GT 2014; V02AT41A012https://doi.org/10.1115/GT2014-26813
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Topics: Compressors , Optimization , Design , Noise (Sound) , Blades , Computational fluid dynamics , Flow (Dynamics) , Diffusers , Engineering simulation , Pressure
A High-Resolution, Continuous-Scan Acoustic Measurement Method for Turbofan Engine Applications
Parthiv N. Shah, Håvard Vold, Dan Hensley, Edmane Envia, David Stephens
GT 2014; V02AT41A013https://doi.org/10.1115/GT2014-27108
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Topics: Acoustics , Engines , Resolution (Optics) , Turbofans , Microphones , Noise (Sound) , Signals , Data acquisition , Electromagnetic scattering , Filters
Effect of Blade Tip Modifications for Unducted Propulsors on Tip Vortex-Rotor Interaction Noise
Florian Danner, Christofer Kendall-Torry
GT 2014; V02AT41A014https://doi.org/10.1115/GT2014-27134
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Topics: Blades , Noise (Sound) , Rotors , Vortices , Acoustic emissions , Acoustics , Computational fluid dynamics , Emissions , Navier-Stokes equations , Pressure
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