Topics: Blades , Cascades (Fluid dynamics) , Compressors , Flow (Dynamics) , Clearances (Engineering) , Vortices , Design , Engines , Flow visualization , Geometry

Leading Edge Contamination of a C-D Compressor Blade Using Large Eddy Simulation

S. Katiyar, S. Sarkar

GT 2020; V02AT32A002https://doi.org/10.1115/GT2020-14192

Abstract

View Articletitled, Leading Edge Contamination of a C-D Compressor Blade Using Large Eddy Simulation

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Topics: Blades , Compressors , Contamination , Large eddy simulation , Separation (Technology)

Influence of Pressure Surface Winglets on the Tip Leakage Flow in a Compressor Cascade With High Subsonic Mach Numbers

Wanyang Wu, Jingjun Zhong, Xiaoxu Kan, Zhenyu Huang

GT 2020; V02AT32A003https://doi.org/10.1115/GT2020-14218

Abstract

View Articletitled, Influence of Pressure Surface Winglets on the Tip Leakage Flow in a Compressor Cascade With High Subsonic Mach Numbers

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Topics: Blades , Cascades (Fluid dynamics) , Compressors , Leakage , Leakage flows , Mach number , Pressure

Zonal Detached Eddy Simulation of the Fan-OGV Stage of a Modern Turbofan Engine

Benjamin François, Raphaël Barrier, Cyril Polacsek

GT 2020; V02AT32A004https://doi.org/10.1115/GT2020-14239

Abstract

View Articletitled, Zonal Detached Eddy Simulation of the Fan-OGV Stage of a Modern Turbofan Engine

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Topics: Eddies (Fluid dynamics) , Engines , Simulation , Turbofans , Reynolds-averaged Navier–Stokes equations , Air flow , Blades , Flow (Dynamics) , Shapes , Turbulence

Large Eddy Simulation of Laminar and Turbulent Shock/Boundary Layer Interactions in a Transonic Passage

Stephan Priebe, Daniel Wilkin, II, Andy Breeze-Stringfellow, Giridhar Jothiprasad, Lawrence C. Cheung

GT 2020; V02AT32A005https://doi.org/10.1115/GT2020-14244

Abstract

View Articletitled, Large Eddy Simulation of Laminar and Turbulent Shock/Boundary Layer Interactions in a Transonic Passage

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Topics: Boundary layers , Large eddy simulation , Shock (Mechanics) , Turbulence , Mach number , Airfoils , Blades , Flow (Dynamics) , Flow separation , Fluid mechanics

Effect of Backward Sweep on Aerodynamic Performance of a 1.5-Stage Highly Loaded Axial Compressor

Song Huang, Chuangxin Zhou, Chengwu Yang, Shengfeng Zhao, Mingyang Wang, Xingen Lu

GT 2020; V02AT32A006https://doi.org/10.1115/GT2020-14262

Abstract

View Articletitled, Effect of Backward Sweep on Aerodynamic Performance of a 1.5-Stage Highly Loaded Axial Compressor

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Topics: Compressors , Computational fluid dynamics , Design

Research on Optimization of the Design(Inverse) Issue of S2 Surface of Axial Compressor Based on Genetic Algorithm

Zijing Chen, Bo Liu, Xiaoxiong Wu

GT 2020; V02AT32A007https://doi.org/10.1115/GT2020-14263

Abstract

View Articletitled, Research on Optimization of the Design(Inverse) Issue of S2 Surface of Axial Compressor Based on Genetic Algorithm

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Topics: Compressors , Design , Diffusion (Physics) , Genetic algorithms , Optimization

Analysis of the Losses in an Axial Fan With Small Blade Aspect Ratios Using CFD-Technique and Laser Doppler Anemometry

Anika Theis, Thomas Reviol, Martin Böhle

GT 2020; V02AT32A008https://doi.org/10.1115/GT2020-14283

Abstract

View Articletitled, Analysis of the Losses in an Axial Fan With Small Blade Aspect Ratios Using CFD-Technique and Laser Doppler Anemometry

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Topics: Blades , Computational fluid dynamics , Laser Doppler anemometry , Chords (Trusses) , Flow (Dynamics) , Reynolds number , Transients (Dynamics) , Axial flow , Boundary layers , Compressors

Numerical Investigation of Active Flow Control Using Tip Synthetic Jet on the Performance of a High-Speed Axial Compressor Rotor

Guang Wang, Wuli Chu

GT 2020; V02AT32A009https://doi.org/10.1115/GT2020-14284

Abstract

View Articletitled, Numerical Investigation of Active Flow Control Using Tip Synthetic Jet on the Performance of a High-Speed Axial Compressor Rotor

PDF

Topics: Compressors , Flow control , Rotors

The Effects of Incidence and Deviation on the CFD-Based Throughflow Analysis

Jian Li, Dongrun Wu, Jinfang Teng, Mingmin Zhu, Xiaoqing Qiang

GT 2020; V02AT32A010https://doi.org/10.1115/GT2020-14293

Abstract

View Articletitled, The Effects of Incidence and Deviation on the CFD-Based Throughflow Analysis

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Topics: Blades , Computational fluid dynamics , Pressure , Compressors , Design , Flow (Dynamics) , Genetic algorithms , NASA , Navier-Stokes equations , Optimization

Aerodynamic Loading Considerations of Three-Shaft Engine Compression System During Surge

Jose Moreno, John Dodds, Christopher Sheaf, Fanzhou Zhao, Mehdi Vahdati

GT 2020; V02AT32A011https://doi.org/10.1115/GT2020-14305

Abstract

View Articletitled, Aerodynamic Loading Considerations of Three-Shaft Engine Compression System During Surge

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Topics: Compression , Engines , Surges , Compressors , Aircraft engines , High pressure (Physics) , Pressure , Computation , Computational fluid dynamics , Design

Study on the Influence of Self-Circulating and Slot Combined Casing Treatment on the Stability of Transonic Compressor

Song Yan, WuLi Chu, Zhengjing Shen

GT 2020; V02AT32A012https://doi.org/10.1115/GT2020-14321

Abstract

View Articletitled, Study on the Influence of Self-Circulating and Slot Combined Casing Treatment on the Stability of Transonic Compressor

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Topics: Axial flow , Clearances (Engineering) , Compressors , Leakage flows , Stability

The Investigation of Axial Compressor With Aggressive Flow Path Near Stall Condition

Lele Ming, Yadong Wu, Hua Ouyang

GT 2020; V02AT32A013https://doi.org/10.1115/GT2020-14322

Abstract

View Articletitled, The Investigation of Axial Compressor With Aggressive Flow Path Near Stall Condition

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Topics: Compressors , Flow (Dynamics) , Surges , Blades , Pressure , Signals , Stators , Transducers , Vibration , Aircraft engines

Investigation Into the Effects of Hub Rotation on the Hub Leakage Flow of Cantilever Stator in a Transonic Axial Compressor

Botao Zhang, Bo Liu, Xin Sun, Hang Zhao

GT 2020; V02AT32A014https://doi.org/10.1115/GT2020-14324

Abstract

View Articletitled, Investigation Into the Effects of Hub Rotation on the Hub Leakage Flow of Cantilever Stator in a Transonic Axial Compressor

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Topics: Cantilevers , Compressors , Leakage flows , Rotation , Stators , Suction

Impact Investigation on the Aerodynamic Performance for Seal Leakage at the Stator Root of Multistage Axial Compressor

Qi Wang, Lanxue Ren, Zhou Zhang, Ting Wang, Mingcong Luo

GT 2020; V02AT32A015https://doi.org/10.1115/GT2020-14358

Abstract

View Articletitled, Impact Investigation on the Aerodynamic Performance for Seal Leakage at the Stator Root of Multistage Axial Compressor

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Topics: Compressors , Computer simulation , Leakage , Stators

Non-Axisymmetric Endwall Contouring in a Linear Compressor Cascade

Yuchen Ma, Jinfang Teng, Mingmin Zhu, Xiaoqing Qiang

GT 2020; V02AT32A016https://doi.org/10.1115/GT2020-14366

Abstract

View Articletitled, Non-Axisymmetric Endwall Contouring in a Linear Compressor Cascade

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Topics: Cascades (Fluid dynamics) , Compressors , Computer simulation , Optimization , Pressure

Effects of Flow Distortion on Clarity of Interferometer Data

Jan Lepicovsky, Martin Luxa, David Simurda

GT 2020; V02AT32A017https://doi.org/10.1115/GT2020-14378

Abstract

View Articletitled, Effects of Flow Distortion on Clarity of Interferometer Data

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Topics: Flow (Dynamics) , Interferometers , Test facilities

Considerations on Axial Compressor Bleed for Sub-Idle Performance Models

Ferran Roig Tió, Luis E. Ferrer-Vidal, Hasani Azamar Aguirre, Vassilios Pachidis

GT 2020; V02AT32A018https://doi.org/10.1115/GT2020-14413

Abstract

View Articletitled, Considerations on Axial Compressor Bleed for Sub-Idle Performance Models

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Topics: Compressors

Sensitivity of Multi-Stage Compressor Performance Assessment to Measurement Rake Positions

M. Chilla, G. Pullan, G. Thorne

GT 2020; V02AT32A019https://doi.org/10.1115/GT2020-14490

Abstract

View Articletitled, Sensitivity of Multi-Stage Compressor Performance Assessment to Measurement Rake Positions

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Topics: Compressors , Guide vanes , Uncertainty , Flow (Dynamics) , Pressure , Ducts , Temperature , Blades , Computational fluid dynamics , Computer simulation

Modeling of Axial Compressor With Large Tip Clearances

Simon Evans, Junsok Yi, Sean Nolan, Liselle Joseph, Michael Ni, Sameer Kulkarni

GT 2020; V02AT32A020https://doi.org/10.1115/GT2020-14496

Abstract

View Articletitled, Modeling of Axial Compressor With Large Tip Clearances

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Topics: Clearances (Engineering) , Compressors , Flow (Dynamics) , Modeling , Reynolds-averaged Navier–Stokes equations , Pressure , Aircraft , Arches , Blades , Cycles

The Effect of Radial Skew Angles of Blade Angle Slots on the Stability and Performance of an Axial Flow Compressor

HaoGuang Zhang, WenHao Liu, WuLi Chu, EnHao Wang

GT 2020; V02AT32A021https://doi.org/10.1115/GT2020-14545

Abstract

View Articletitled, The Effect of Radial Skew Angles of Blade Angle Slots on the Stability and Performance of an Axial Flow Compressor

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Topics: Axial flow , Blades , Leakage flows , Stability

Effect of Boundary Layer Suction on the Corner Separation in a Highly Loaded Axial Compressor Cascade

Tian Liang, Bo Liu, Stephen Spence

GT 2020; V02AT32A022https://doi.org/10.1115/GT2020-14566

Abstract

View Articletitled, Effect of Boundary Layer Suction on the Corner Separation in a Highly Loaded Axial Compressor Cascade

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Topics: Boundary layers , Cascades (Fluid dynamics) , Compressors , Corners (Structural elements) , Separation (Technology) , Suction

Effect of Axial Short Slot Casing Treatment and its Center Deviation on Stability of a Transonic Axial Flow Compressor

Sha Zhang, Wuli Chu, Jibo Yang

GT 2020; V02AT32A023https://doi.org/10.1115/GT2020-14588

Abstract

View Articletitled, Effect of Axial Short Slot Casing Treatment and its Center Deviation on Stability of a Transonic Axial Flow Compressor

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Topics: Axial flow , Boundary layers , Compressors , Leakage flows , Separation (Technology) , Stability , Vortices , Blades , Computer simulation , Leakage

Effect of a Vortex Distortion on the Operability of an Ultra High Bypass Ratio Fan

Amaury Awes, Alexandre Brosse, Guillaume Dufour, Xavier Carbonneau, Benjamin Godard

GT 2020; V02AT32A024https://doi.org/10.1115/GT2020-14596

Abstract

View Articletitled, Effect of a Vortex Distortion on the Operability of an Ultra High Bypass Ratio Fan

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Topics: Vortices , Turbofans , Engineering simulation , Simulation , Annulus , Blades , Boundary layers , Computation , Engines , Fans

Study of Relative Endwall Motion Effects in a Compressor Cascade Through Direct Numerical Simulations

Jordi Ventosa-Molina, Martin Lange, Ronald Mailach, Jochen Fröhlich

GT 2020; V02AT32A025https://doi.org/10.1115/GT2020-14612

Abstract

View Articletitled, Study of Relative Endwall Motion Effects in a Compressor Cascade Through Direct Numerical Simulations

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Topics: Cascades (Fluid dynamics) , Compressors , Computer simulation , Blades , Flow (Dynamics) , Leakage , Pressure , Turbomachinery , Vortices , Wakes

Fan Design Investigation on the Airbus Nautilius Engine Integration Concept

Benjamin Godard, Camil Negulescu

GT 2020; V02AT32A026https://doi.org/10.1115/GT2020-14628

Abstract

View Articletitled, Fan Design Investigation on the Airbus Nautilius Engine Integration Concept

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Topics: Design , Engines , Boundary layers , Acoustics , Aircraft , Blades , Collaboration , Flow (Dynamics) , Fuels , Geometry

Effects of Reynolds Number on Performance of Highly Loaded Multi-Stage Axial Compressors

Xiaoshi Zhang

GT 2020; V02AT32A027https://doi.org/10.1115/GT2020-14672

Abstract

View Articletitled, Effects of Reynolds Number on Performance of Highly Loaded Multi-Stage Axial Compressors

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Topics: Compressors , Reynolds number

Effect of Axial Casing Groove Geometry on Rotor-Groove Interactions in the Tip Region of a Compressor

Subhra Shankha Koley, Huang Chen, Ayush Saraswat, Joseph Katz

GT 2020; V02AT32A028https://doi.org/10.1115/GT2020-14696

Abstract

View Articletitled, Effect of Axial Casing Groove Geometry on Rotor-Groove Interactions in the Tip Region of a Compressor

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Topics: Compressors , Geometry , Rotors , Blades , Flow (Dynamics) , Outflow , Inflow , Vortices , Leakage , Machinery

Transonic Axial Compressors Loss Correlations: Part I — Analysis and Update of Loss Models

Marco Manfredi, Fabrizio Fontaneto

GT 2020; V02AT32A029https://doi.org/10.1115/GT2020-14713

Abstract

View Articletitled, Transonic Axial Compressors Loss Correlations: Part I — Analysis and Update of Loss Models

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Topics: Compressors

Meanline Calculation of Surge Margin Loss due to Inlet Flow Distortion

Luca Menegozzo, Ernesto Benini

GT 2020; V02AT32A030https://doi.org/10.1115/GT2020-14775

Abstract

View Articletitled, Meanline Calculation of Surge Margin Loss due to Inlet Flow Distortion

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Topics: Flow (Dynamics) , Surges , Compressors , NASA , Rotors , Annulus , Boundary-value problems , Computational fluid dynamics , Computer simulation , Inflow

Full Annulus Analysis of Inlet Distortion Effects on the Performance of a Compressor

Dongming Cao, Dingxi Wang, Xiuquan Huang

GT 2020; V02AT32A031https://doi.org/10.1115/GT2020-14791

Abstract

View Articletitled, Full Annulus Analysis of Inlet Distortion Effects on the Performance of a Compressor

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Topics: Annulus , Compressors , Flow (Dynamics) , Graphics processing units , Numerical analysis , Arches , Computer software , Ducts , Engineering simulation , Guide vanes

Unsteady Methods to Investigate Inlet Distortion in a Transonic Tail Cone Thruster Fan Stage With Boundary Layer Ingestion

Ritangshu Giri, Mark G. Turner, Mark L. Celestina

GT 2020; V02AT32A032https://doi.org/10.1115/GT2020-14857

Abstract

View Articletitled, Unsteady Methods to Investigate Inlet Distortion in a Transonic Tail Cone Thruster Fan Stage With Boundary Layer Ingestion

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Topics: Boundary layers , Annulus , Aerodynamics , Blades , Cycles , Design , Engines , Fuels , Inflow , Stress

Reconstructing Compressor Non-Uniform Circumferential Flow Field From Spatially Undersampled Data: Part 1 — Methodology and Sensitivity Analysis

Fangyuan Lou, Nicole L. Key

GT 2020; V02AT32A033https://doi.org/10.1115/GT2020-14867

Abstract

View Articletitled, Reconstructing Compressor Non-Uniform Circumferential Flow Field From Spatially Undersampled Data: Part 1 — Methodology and Sensitivity Analysis

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Topics: Approximation , Compressors , Flow (Dynamics) , Particle swarm optimization , Sensitivity analysis , Wavelets

Vortex Lattice Method for the Calculation of the Tip Leakage Flow: Evaluation on a Single Blade

Christophe Montsarrat, Benjamin Deveaux, Jérôme Boudet, Julien Marty, Eric Lippinois

GT 2020; V02AT32A034https://doi.org/10.1115/GT2020-14899

Abstract

View Articletitled, Vortex Lattice Method for the Calculation of the Tip Leakage Flow: Evaluation on a Single Blade

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Topics: Blades , Leakage flows , Vortices , Leakage , Flow (Dynamics) , Computation , Pressure , Shapes , Viscosity

Squealer Tip Treatment Design for Axial Compressors

Giuseppe Bruni, James Taylor, Senthil Krishnababu, Robert Miller, Roger Wells

GT 2020; V02AT32A035https://doi.org/10.1115/GT2020-14906

Abstract

View Articletitled, Squealer Tip Treatment Design for Axial Compressors

PDF

Topics: Compressors , Computational fluid dynamics , Design , Leakage

Numerical Characterization of a HP Compressor Stage Equipped With a Closed Shrouded Stator Cavity

Cedric Babin, Michel Dumas, Xavier Ottavy, Fabrizio Fontaneto

GT 2020; V02AT32A036https://doi.org/10.1115/GT2020-14908

Abstract

View Articletitled, Numerical Characterization of a HP Compressor Stage Equipped With a Closed Shrouded Stator Cavity

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Topics: Cavities , Cavity flows , Compressors , Stators

Research on the Periodicity of Flow Field in a Compressor Sector Cascade

Wenfeng Xu, Peng Sun, Guogang Yang

GT 2020; V02AT32A037https://doi.org/10.1115/GT2020-14920

Abstract

View Articletitled, Research on the Periodicity of Flow Field in a Compressor Sector Cascade

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

Nonlinear Stability Analysis of a Generic Fan With Distorted Inflow Using Passage-Spectral Method

David Romera, Roque Corral

GT 2020; V02AT32A038https://doi.org/10.1115/GT2020-14948

Abstract

View Articletitled, Nonlinear Stability Analysis of a Generic Fan With Distorted Inflow Using Passage-Spectral Method

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Topics: Inflow , Stability , Pressure , Annulus , Simulation , Approximation , NASA , Rotors , Blades , Compressors

Experimental Investigations on the Effect of Slot-Type Casing Treatments With the Aim of Improvement the Aerodynamic and Acoustic Characteristics of Advanced Fans

Victor Mileshin, Sergey Markov, Vladimir Korzhnev, Iurii Khaletskii

GT 2020; V02AT32A039https://doi.org/10.1115/GT2020-14955

Abstract

View Articletitled, Experimental Investigations on the Effect of Slot-Type Casing Treatments With the Aim of Improvement the Aerodynamic and Acoustic Characteristics of Advanced Fans

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Topics: Acoustics , Fans

Performance of a Low Speed Axial Fan Under Distortion: An Experimental Investigation

Sumit Tambe, Ugaitz Bartolomé Oseguera, Arvind Gangoli Rao

GT 2020; V02AT32A040https://doi.org/10.1115/GT2020-14956

Abstract

View Articletitled, Performance of a Low Speed Axial Fan Under Distortion: An Experimental Investigation

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Topics: Aircraft , Boundary layers , Design , Engines , Flight , Flow (Dynamics) , Fuels , Inflow , Microphones , Noise (Sound)

Single and Multiple Circumferential Casing Groove for Stall Margin Improvement in a Transonic Axial Compressor

A. F. Mustaffa, V. Kanjirakkad

GT 2020; V02AT32A041https://doi.org/10.1115/GT2020-14974

Abstract

View Articletitled, Single and Multiple Circumferential Casing Groove for Stall Margin Improvement in a Transonic Axial Compressor

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Topics: Compressors

Entropy Generation and Efficiency of a Transonic Rotor With Water Injection: A Numerical Study

Natan Zawadzki, Artur Szymanski, David Alejandro Block Novelo, Uyioghosa Igie

GT 2020; V02AT32A042https://doi.org/10.1115/GT2020-15055

Abstract

View Articletitled, Entropy Generation and Efficiency of a Transonic Rotor With Water Injection: A Numerical Study

PDF

Topics: Compression , Compressors , Entropy , Rotors , Underground injection

Transonic Relief in Fans and Compressors

Demetrios Lefas, Robert J. Miller

GT 2020; V02AT32A043https://doi.org/10.1115/GT2020-15064

Abstract

View Articletitled, Transonic Relief in Fans and Compressors

PDF

Topics: Compressors , Fans

Accuracy and Sensitivity Analysis of Aerodynamic Performance Prediction Models for Transonic Axial-Flow Compressors

Xiawen Zhang, Yaping Ju, Chuhua Zhang

GT 2020; V02AT32A044https://doi.org/10.1115/GT2020-15172

Abstract

View Articletitled, Accuracy and Sensitivity Analysis of Aerodynamic Performance Prediction Models for Transonic Axial-Flow Compressors

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Topics: Axial flow , Compressors , Sensitivity analysis

Vortex Structures Analysis and Loss Mechanisms in Axial Compressor Cascade With and Without Bleeding Slot Using Large Eddy Simulation

Yun Gong, Shaowen Chen, Haipeng Zheng, Songtao Wang

GT 2020; V02AT32A045https://doi.org/10.1115/GT2020-15180

Abstract

View Articletitled, Vortex Structures Analysis and Loss Mechanisms in Axial Compressor Cascade With and Without Bleeding Slot Using Large Eddy Simulation

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Topics: Cascades (Fluid dynamics) , Clearances (Engineering) , Compressors , Large eddy simulation , Leakage , Vortices

Physical Mechanisms Investigation of Sharkskin-Inspired Compressor Cascade Based on Large Eddy Simulations

Zhihui Li, Juan Du, Hongwu Zhang

GT 2020; V02AT32A046https://doi.org/10.1115/GT2020-15209

Abstract

View Articletitled, Physical Mechanisms Investigation of Sharkskin-Inspired Compressor Cascade Based on Large Eddy Simulations

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Topics: Cascades (Fluid dynamics) , Compressors , Large eddy simulation , Flow (Dynamics) , Turbulence , Vortices , Pressure , Computer simulation , Design , Drag reduction

The Effect of Reaction on Compressor Performance

Krishan S. Chana, Robert J. Miller

GT 2020; V02AT32A047https://doi.org/10.1115/GT2020-15220

Abstract

View Articletitled, The Effect of Reaction on Compressor Performance

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Topics: Compressors , Boundary layers , Rotors , Stators , Centrifugal force , Design

A Proposal for Passive Wall Treatment Applied in High Performance Axial Flow Compressors

Rubén Bruno Díaz, Jesuino Takachi Tomita, Cleverson Bringhenti, Francisco Carlos Elizio de Paula, Luiz Henrique Lindquist Whitacker

GT 2020; V02AT32A048https://doi.org/10.1115/GT2020-15238

Abstract

View Articletitled, A Proposal for Passive Wall Treatment Applied in High Performance Axial Flow Compressors

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Topics: Axial flow , Compressors

Building Digital Twins to Simulate Manufacturing Variation

Shahrokh Shahpar

GT 2020; V02AT32A049https://doi.org/10.1115/GT2020-15263

Abstract

View Articletitled, Building Digital Twins to Simulate Manufacturing Variation

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Topics: Design , Manufacturing , Geometry , Simulation , Aircraft , Artificial intelligence , Cloud computing , Computerized tomography , Coordinate measuring machines , Engineering design

Numerical Modeling and Design Challenges of Boundary Layer Ingesting Fans

Adam Sieradzki, Tomasz Kwiatkowski, Mark Turner, Borys Łukasik

GT 2020; V02AT32A050https://doi.org/10.1115/GT2020-15374

Abstract

View Articletitled, Numerical Modeling and Design Challenges of Boundary Layer Ingesting Fans

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Topics: Boundary layers , Computational fluid dynamics , Computer simulation , Design , Fans

The Effects of Reynolds Number on the Stall and Pre-Stall Behaviour of Compact Axial Compressors

Jack Hutchings, Cesare Hall

GT 2020; V02AT32A051https://doi.org/10.1115/GT2020-15384

Abstract

View Articletitled, The Effects of Reynolds Number on the Stall and Pre-Stall Behaviour of Compact Axial Compressors

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Topics: Compressors , Reynolds number , Flow (Dynamics) , Rotors , Pressure , Spectra (Spectroscopy) , Blades , Compression , Geometry , Pressure measurement

Reconstructing Compressor Non-Uniform Circumferential Flow Field From Spatially Undersampled Data: Part 2 — Practical Application for Experiments

Fangyuan Lou, Douglas R. Matthews, Nicholas J. Kormanik, III, Nicole L. Key

GT 2020; V02AT32A052https://doi.org/10.1115/GT2020-15465

Abstract

View Articletitled, Reconstructing Compressor Non-Uniform Circumferential Flow Field From Spatially Undersampled Data: Part 2 — Practical Application for Experiments

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Topics: Approximation , Compressors , Flow (Dynamics) , Wavelets

Design and Performance of a Boundary Layer Ingesting Fan

Hans Mårtensson, Martin Laban

GT 2020; V02AT32A053https://doi.org/10.1115/GT2020-15479

Abstract

View Articletitled, Design and Performance of a Boundary Layer Ingesting Fan

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Topics: Boundary layers , Computational fluid dynamics , Design

Influence Mechanisms of Manufacture Variations on Supersonic/Transonic Blade Aerodynamic Performances

Baojie Liu, Jiaxin Liu, Xianjun Yu, Dejun Meng, Wenbin Shi

GT 2020; V02AT32A054https://doi.org/10.1115/GT2020-15485

Abstract

View Articletitled, Influence Mechanisms of Manufacture Variations on Supersonic/Transonic Blade Aerodynamic Performances

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Topics: Blades

Active Flow Control Utilizing an Adaptive Blade Geometry and an Extremum Seeking Algorithm at Periodically Transient Boundary Conditions

Tobias Werder, Robert Liebich, Karl Neuhäuser, Clara Behnsen, Rudibert King

GT 2020; V02AT32A055https://doi.org/10.1115/GT2020-15591

Abstract

View Articletitled, Active Flow Control Utilizing an Adaptive Blade Geometry and an Extremum Seeking Algorithm at Periodically Transient Boundary Conditions

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Topics: Algorithms , Blades , Boundary-value problems , Flow control , Geometry , Transients (Dynamics) , Phase shift , Pressure , Compressors , Cascades (Fluid dynamics)

Benefit and Critical Factors for the Performance of the Boundary Layer Ingesting Propulsion

B. J. Lee, May-Fun Liou, Mark Celestina, Waiming To

GT 2020; V02AT32A056https://doi.org/10.1115/GT2020-15596

Abstract

View Articletitled, Benefit and Critical Factors for the Performance of the Boundary Layer Ingesting Propulsion

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Topics: Boundary layers , Propulsion , Engines , Wakes , Computational fluid dynamics , Flow (Dynamics) , Pressure , Design , Engine design , Jets

Design and Optimization of a Boundary Layer Ingesting Propulsor

Pritesh Mandal, Justin Holder, Mark G. Turner, Mark L. Celestina

GT 2020; V02AT32A057https://doi.org/10.1115/GT2020-15603

Abstract

View Articletitled, Design and Optimization of a Boundary Layer Ingesting Propulsor

PDF

Topics: Boundary layers , Design , Optimization , Rotors , Blades , Inlet guide vanes , Aircraft , Kinetic energy , Approximation , Computational fluid dynamics

Effects of Inlet Distortion Patterns on Induced Swirl in a Highly Loaded Fan Stage

Andrew D. Orme, Steven E. Gorrell, Addison C. Pulsipher

GT 2020; V02AT32A058https://doi.org/10.1115/GT2020-15686

Abstract

View Articletitled, Effects of Inlet Distortion Patterns on Induced Swirl in a Highly Loaded Fan Stage

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Topics: Engineering simulation , Fans , Flow (Dynamics) , Geometry , Physics , Pressure , Rotors , Simulation , Stators

Experimental Investigation of an Ultra-High Bypass Ratio Embedded Boundary Layer Ingesting Propulsor for Subsonic Cruise Aircraft

David J. Arend, John D. Wolter, Stefanie M. Hirt, John A. Gazzaniga, William T. Cousins, Larry W. Hardin, Dmytro M. Voytovych, Om P. Sharma

GT 2020; V02AT32A059https://doi.org/10.1115/GT2020-15695

Abstract

View Articletitled, Experimental Investigation of an Ultra-High Bypass Ratio Embedded Boundary Layer Ingesting Propulsor for Subsonic Cruise Aircraft

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Topics: Aircraft , Boundary layers , Stability , Design , Air flow , Computational fluid dynamics , Flutter (Aerodynamics) , Pressure , Annulus , Flow (Dynamics)

A Comparison of Unsteady RANS and DES for Simulating an Axial Compressor Stage

Edward A. Miller, Michael J. Cave, David M. Williams, Khandan Thayalakhandan

GT 2020; V02AT32A060https://doi.org/10.1115/GT2020-15725

Abstract

View Articletitled, A Comparison of Unsteady RANS and DES for Simulating an Axial Compressor Stage

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Topics: Compressors , Reynolds-averaged Navier–Stokes equations , Inlet guide vanes , Rotors , Computational fluid dynamics , Simulation , Stators , Blades , Eddies (Fluid dynamics) , Geometry

Influence of Boundary Layer Skew on the Tip Leakage Vortex of an Axial Compressor Stator

Björn Koppe, Martin Lange, Ronald Mailach

GT 2020; V02AT32A061https://doi.org/10.1115/GT2020-15940

Abstract

View Articletitled, Influence of Boundary Layer Skew on the Tip Leakage Vortex of an Axial Compressor Stator

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Topics: Boundary layers , Compressors , Leakage , Stators , Vortices , Flow (Dynamics) , Chords (Trusses) , Clearances (Engineering) , Computational fluid dynamics , Engineering simulation

Aerodynamic Design Aspects for Stator of Highly Loaded Tandem Bladed Axial Compressor

Ajey Singh, Chetan S. Mistry

GT 2020; V02AT32A062https://doi.org/10.1115/GT2020-15968

Abstract

View Articletitled, Aerodynamic Design Aspects for Stator of Highly Loaded Tandem Bladed Axial Compressor

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Topics: Compressors , Design , Stators , Rotors , Flow (Dynamics) , Blades , Shapes , Flow turning , Wakes , Boundary layers

Quick Start of an Industrial Gas Turbine Engine Through the Development of “Silent Start” VGV Schedule

Senthil Krishnababu, Vili Panov, Simon Jackson, Andrew Dawson

GT 2020; V02AT32A063https://doi.org/10.1115/GT2020-15983

Abstract

View Articletitled, Quick Start of an Industrial Gas Turbine Engine Through the Development of “Silent Start” VGV Schedule

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Topics: Blades , Compressors , Engines , Gas turbines , Guide vanes , High pressure (Physics) , Industrial gases , Optimization , Rotors , Stress

Influence of Blade Tip Fillet Structure on Aerodynamic Performance of a Compressor Rotor

Haohao Wang, Lei Zhao, Limin Gao, Yongzeng Li, Chi Ma

GT 2020; V02AT32A064https://doi.org/10.1115/GT2020-16002

Abstract

View Articletitled, Influence of Blade Tip Fillet Structure on Aerodynamic Performance of a Compressor Rotor

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Topics: Blades , Compressors , Rotors , Vortices , Leakage flows , Separation (Technology) , Leakage , Pressure , Clearances (Engineering) , Computer simulation

Effect of Sloped Trench Casing Treatment on Performance and Stability of Axial Compressors

Hou Jiexuan, Liu Yangwei

GT 2020; V02AT32A065https://doi.org/10.1115/GT2020-16019

Abstract

View Articletitled, Effect of Sloped Trench Casing Treatment on Performance and Stability of Axial Compressors

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Topics: Compressors , Computer simulation , Leakage flows , Stability

Exploring the Presence of Pressure Waves in Axial Compressor Cascades

John Leggett, Richard Sandberg

GT 2020; V02AT32A066https://doi.org/10.1115/GT2020-16022

Abstract

View Articletitled, Exploring the Presence of Pressure Waves in Axial Compressor Cascades

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Topics: Compressors , Pressure , Waves , Cascades (Fluid dynamics) , Acoustics , Airfoils , Blades , Separation (Technology) , Suction , Vibration

Mid-Span Stall Inception in a Transonic Fan

H. Verschueren, C. A. Hall, M. J. Wilson

GT 2020; V02AT32A067https://doi.org/10.1115/GT2020-16031

Abstract

View Articletitled, Mid-Span Stall Inception in a Transonic Fan

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Topics: Stall inception , Flow (Dynamics) , Separation (Technology) , Blades , Computational fluid dynamics , Design , Suction , Computation , Leakage flows , Pressure

Calibration of a V-Cone for Low Mass Flows for Small Core Compressor Research

Julia E. Stephens, Sameer Kulkarni

GT 2020; V02AT32A068https://doi.org/10.1115/GT2020-16104

Abstract

View Articletitled, Calibration of a V-Cone for Low Mass Flows for Small Core Compressor Research

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Topics: Calibration , Compressors , Flow (Dynamics) , Uncertainty , Engines , Pressure , Flowmeters , High pressure (Physics) , NASA , National Institute of Standards and Technology

Transonic Axial Compressors Loss Correlations: Part II — Loss Models Validation

Marco Manfredi, Cedric Babin, Fabrizio Fontaneto

GT 2020; V02AT32A069https://doi.org/10.1115/GT2020-16131

Abstract

View Articletitled, Transonic Axial Compressors Loss Correlations: Part II — Loss Models Validation

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Topics: Compressors

Numerical Investigations on Full Blended Blade and Endwall Technique

Tongtong Meng, Lucheng Ji, Xin Li, Jiabin Li, Zhou Ling

GT 2020; V02AT32A070https://doi.org/10.1115/GT2020-16136

Abstract

View Articletitled, Numerical Investigations on Full Blended Blade and Endwall Technique

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Topics: Blades , Corners (Structural elements) , Geometry , Boundary layers , Diffusion (Physics) , Flow (Dynamics) , Pressure gradient , Cascades (Fluid dynamics) , Compressors , Design

The Design Analysis of the Damaged Compressor Blade Impact on the Aerodynamic Parameters

Konstantin S. Fedechkin, Maxim V. Kuzmin, Evgeni U. Marchukov

GT 2020; V02AT32A071https://doi.org/10.1115/GT2020-16174

Abstract

View Articletitled, The Design Analysis of the Damaged Compressor Blade Impact on the Aerodynamic Parameters

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Topics: Blades , Compressors , Design , Damage , Engines , Aerodynamics , Aircraft , Aviation , Chords (Trusses) , Computational fluid dynamics

Study on Optimization Design and Flow Control Mechanism of Little Blades in a Compressor Cascade

Zhengtao Guo, Wuli Chu, Xiangyi Chen

GT 2020; V02AT32A072https://doi.org/10.1115/GT2020-16179

Abstract

View Articletitled, Study on Optimization Design and Flow Control Mechanism of Little Blades in a Compressor Cascade

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Topics: Blades , Cascades (Fluid dynamics) , Compressors , Corners (Structural elements) , Design , Flow control , Generators , Optimization , Separation (Technology) , Vortices

A Three-Dimensional Unsteady Through-Flow Model for Rotating Stall in Axial Compressors

Jin Guo, Jun Hu, Xuegao Wang, Rong Xu

GT 2020; V02AT32A073https://doi.org/10.1115/GT2020-16186

Abstract

View Articletitled, A Three-Dimensional Unsteady Through-Flow Model for Rotating Stall in Axial Compressors

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Topics: Compressors , Flow (Dynamics) , Stability

Experimental Investigation of Inlet Distortion in a 4.5-Stage Axial Compressor

Oliver Reutter, Gerd Enders, Theo Dabrock, Andreas Peters

GT 2020; V02AT32A074https://doi.org/10.1115/GT2020-16201

Abstract

View Articletitled, Experimental Investigation of Inlet Distortion in a 4.5-Stage Axial Compressor

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Topics: Compressors

Experimental and Numerical Researches in a Four-Stage Low Speed Research Compressor Facility

Mingmin Zhu, Xiaoqing Qiang, Zhenzhou Ju, Yuchen Ma, Jinfang Teng

GT 2020; V02AT32A075https://doi.org/10.1115/GT2020-16239

Abstract

View Articletitled, Experimental and Numerical Researches in a Four-Stage Low Speed Research Compressor Facility

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Topics: Compressors , Simulation , Stators

Fan Aerodynamics With a Short Intake at High Angle of Attack

Ben Mohankumar, Cesare A. Hall, Mark J. Wilson

GT 2020; V02AT32A076https://doi.org/10.1115/GT2020-16296

Abstract

View Articletitled, Fan Aerodynamics With a Short Intake at High Angle of Attack

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Topics: Aerodynamics , Aircraft , Annulus , Computational fluid dynamics , Design , Diffusion (Physics) , Engines , Flow (Dynamics) , Fuels , Mach number

The Endwall Effects of Stators With and Without Simplified Penny Gaps in a High-Loaded Multistage Compressor

Xiaochen Wang, Xiaodong Ren, Xuesong Li, Hong Wu, Chunwei Gu

GT 2020; V02AT32A077https://doi.org/10.1115/GT2020-16314

Abstract

View Articletitled, The Endwall Effects of Stators With and Without Simplified Penny Gaps in a High-Loaded Multistage Compressor

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Topics: Clearances (Engineering) , Compressors , Flow (Dynamics) , Stators , Design , Blades , Boundary layers , Corners (Structural elements) , Pressure , Separation (Technology)