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ASME Turbo Expo 2019: Turbomachinery Technical Conference and Exposition

June 17–21, 2019

Phoenix, Arizona, USA

Conference Sponsors:

ISBN:

978-0-7918-5864-6

In This Volume

Conjugate Heat Transfer (12)
Numerical Internal Cooling (13)
Numerical Film Cooling (19)
General Experimental Heat Transfer (16)
Experimental Internal Cooling (6)
Multiphysics Modeling and Optimization (3)

Volume 5A: Heat Transfer

Conjugate Heat Transfer

LES-Conjugate Heat Transfer Analysis of a Ribbed Cooling Passage Using the Immersed Boundary Method

Tae Kyung Oh, Danesh Tafti, Krishnamurthy Nagendra

GT 2019; V05AT10A001doi:https://doi.org/10.1115/GT2019-90397

Abstract

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Topics: Cooling , Heat transfer , Simulation , Ducts , Flow (Dynamics) , Boundary layers , Boundary-value problems , Convection , Flat plates , Fluctuations (Physics)

Experimental Study on Analogy Principle of Overall Cooling Effectiveness for Composite Cooling Structures With Both Internal Cooling and Film Cooling

Gang Xie, Cun-liang Liu, Rui Wang, Lin Ye, Jiajia Niu

GT 2019; V05AT10A002doi:https://doi.org/10.1115/GT2019-90705

Abstract

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Topics: Composite materials , Cooling , Film cooling , Temperature , Momentum , Cylinders , Thermography

Predictions of Impingement Heat Transfer With Dimples, Pin-Fins and Zig-Zag Rib Obstacles: Conjugate Heat Transfer Computational Fluid Dynamics Predictions

Abubakar M. El-Jummah, Gordon E. Andrews, John E. J. Staggs

GT 2019; V05AT10A003doi:https://doi.org/10.1115/GT2019-90730

Abstract

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Topics: Computational fluid dynamics , Fins , Heat transfer , Flow (Dynamics) , Cooling , Combustion chambers , Cross-flow , Jets , Pressure , Combustion

A Computational Technique to Evaluate the Relative Influence of Internal and External Cooling on Overall Effectiveness

Carol E. Bryant, James L. Rutledge

GT 2019; V05AT10A004doi:https://doi.org/10.1115/GT2019-90999

Abstract

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Topics: Cooling , Coolants , Film cooling , Computational fluid dynamics , Heat transfer , Boundary-value problems , Convection , Flow (Dynamics) , Simulation , Flat plates

Experimental Study on Overall Cooling Effectiveness of Swirl-Stabilized Model Combustor With Effusion Cooling

Yongbin Ji, Liang Zhang, Ming Jin, Bing Ge, Shusheng Zang, Jianhua Xin, Weiliang Wu, Mingjia Li, Wenyan Xu

GT 2019; V05AT10A005doi:https://doi.org/10.1115/GT2019-91080

Abstract

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Topics: Combustion chambers , Cooling , Flow (Dynamics) , Heat , Nozzles , Swirling flow , Aircraft engines , Calibration , Coolants , Corners (Structural elements)

Overall Cooling Effectiveness on a Gas Turbine Vane With Swirl-Film Cooling

Haifen Du, Danmei Xie, Wei Chen, Ziyue Mei, Jing Zhang

GT 2019; V05AT10A006doi:https://doi.org/10.1115/GT2019-91103

Abstract

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Topics: Cooling , Gas turbines , Cavities , Flow (Dynamics) , Coolants , Heat transfer , Reynolds-averaged Navier–Stokes equations , Turbulence

Numerical Study of Heat Transfer in Novel Wavy Trailing Edge Design for Gas Turbine Airfoils

Sarwesh Parbat, Li Yang, Minking Chyu, Sin Chien Siw, Ching-Pang Lee

GT 2019; V05AT10A007doi:https://doi.org/10.1115/GT2019-91123

Abstract

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Topics: Airfoils , Design , Gas turbines , Heat transfer , Blades , Cooling , Pressure , Coolants , Suction , Fluids

Conjugate Heat Transfer Analysis to Assess Overall Cooling Effectiveness of High Pressure Turbine Nozzle With Optimized Film Cooling Hole Arrangements

Young Seok Kang, Dong-Ho Rhee, Sanga Lee, Bong Jun Cha

GT 2019; V05AT10A008doi:https://doi.org/10.1115/GT2019-91194

Abstract

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Topics: Cooling , Film cooling , Heat transfer , High pressure (Physics) , Nozzles , Turbines , Pressure , Temperature , Design , Coolants

A Steady State Thermal Prediction Method for Ship Board Turbocharger and its Validation With Experiments

Satoshi Ohuchida, Satoshi Seo, Yoji Okita

GT 2019; V05AT10A009doi:https://doi.org/10.1115/GT2019-91228

Abstract

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Topics: Ships , Steady state , Turbochargers , Temperature , Turbines , Wheels , Heat transfer , Fluids , Rotors , Boundary-value problems

The Effect of Heat Transfer on Turbine Performance

Lachlan J. Jardine, Robert J. Miller

GT 2019; V05AT10A010doi:https://doi.org/10.1115/GT2019-91556

Abstract

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Topics: Heat transfer , Turbines , Blades , Heat , Cooling , Design , Flow (Dynamics) , Brayton cycle , Compressors , Computational fluid dynamics

Steady Conjugate Heat Transfer Method for High Temperature Gradient in Turbomachinery Applications

Rami Salem, Julien Marty, Marc Errera

GT 2019; V05AT10A011doi:https://doi.org/10.1115/GT2019-91578

Abstract

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Topics: Heat transfer , High temperature , Turbomachinery , Shock waves , Blades , Stability , Stress , Temperature , Combustion chambers , Compressors

Numerical Investigation on Cooling Air Flow and Resistance Characteristics Inner Laminated Cooling Structures

Wei Song, Huazhao Xu, Xiaofang Cheng, Jianhua Wang

GT 2019; V05AT10A012doi:https://doi.org/10.1115/GT2019-92025

Abstract

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Topics: Air flow , Cooling , Density , Flow (Dynamics) , Shapes , Film cooling , Pressure , Drag (Fluid dynamics) , Fluid dynamics , Gas turbines

Numerical Internal Cooling

Investigation on the Internal Cooling of Two-Passage Channels With Parallel Ribs and Guide Vanes

Ryoichi S. Amano, Mandana S. Saravani, Nicholas DiPasquale

GT 2019; V05AT11A001doi:https://doi.org/10.1115/GT2019-90069

Abstract

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Topics: Cooling , Guide vanes , Heat transfer

Numerical Study on Heat Transfer and Flow Characteristics in Double Turning Areas Ribbed Serpentine Channel With Lateral Outflow

Bo-lun Zhang, Hui-ren Zhu, Tao Guo, Chun-yi Yao, Zhong-yi Fu

GT 2019; V05AT11A002doi:https://doi.org/10.1115/GT2019-90143

Abstract

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Topics: Flow (Dynamics) , Heat transfer , Outflow , Turning , Pressure , Rotation , Suction , Blades , Computer simulation , Design

Heat Transfer Enhancement for Gas Turbine Blade Leading Edge Cooling Using Curved Double-Wall/Vortex Cooling With Various Disturbing Objects

Xiaojun Fan, Liang Li, Jiefeng Wang, Fan Wu

GT 2019; V05AT11A003doi:https://doi.org/10.1115/GT2019-90211

Abstract

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Topics: Blades , Cooling , Gas turbines , Heat transfer , Vortices , Pressure , Bridges (Structures) , Fins , Impingement cooling , Computer simulation

Large Eddy Simulation of the Flow Developing in Static and Rotating Ribbed Channels

Florent Duchaine, Laurent Gicquel, Thomas Grosnickel, Charlie Koupper

GT 2019; V05AT11A004doi:https://doi.org/10.1115/GT2019-90370

Abstract

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Topics: Flow (Dynamics) , Large eddy simulation , Rotation , Pressure , Buoyancy , Heat transfer , Turbulence , Vortices , Coriolis force , Databases

Effects of Jetting Orifice Geometry Parameters and Channel Reynolds Number on Bended Channel Cooling for a Novel Internal Cooling Structure

Wei He, Qinghua Deng, Juan He, Tieyu Gao, Zhenping Feng

GT 2019; V05AT11A005doi:https://doi.org/10.1115/GT2019-90421

Abstract

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Topics: Cooling , Geometry , Pressure , Reynolds number

Numerical Study on Flow and Heat Transfer Characteristics of Pin-Fins With Different Shapes

Wei Jin, Ning Jia, Junmei Wu, Jiang Lei, Lin Liu

GT 2019; V05AT11A006doi:https://doi.org/10.1115/GT2019-90520

Abstract

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Topics: Fins , Flow (Dynamics) , Heat transfer , Shapes , Friction , Blades , Computer software , Cooling , Geometry , Heat

Effects of High Heating Loads on Unsteady Flow and Heat Transfer in a Cooling Passage With a Staggered Array of Pin Fins

Chien-Shing Lee, Tom I.-P. Shih, Kenneth M. Bryden, Richard A. Dennis

GT 2019; V05AT11A007doi:https://doi.org/10.1115/GT2019-90567

Abstract

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Topics: Cooling , Fins , Heat transfer , Heating , Stress , Unsteady flow , Heat , Ducts , Flow (Dynamics) , Temperature

Numerical Investigation on the Effect of Rotation and Holes Arrangement in Cold Bridge Type Impingement Cooling Systems

S. Paccati, L. Cocchi, L. Mazzei, A. Andreini

GT 2019; V05AT11A008doi:https://doi.org/10.1115/GT2019-90770

Abstract

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Topics: Bridges (Structures) , Impingement cooling , Rotation , Heat transfer , Cavities , Coolants , Cooling , Flow (Dynamics) , Blades , Cooling systems

Numerical Investigation of Rotation Effects on the Flow and Heat Transfer on the Turbine Blade Tip Underside With Bleed Hole at Different Locations

Zhiqi Zhao, Lei Luo, Xiaoxu Kan, Dandan Qiu, Xun Zhou

GT 2019; V05AT11A009doi:https://doi.org/10.1115/GT2019-90789

Abstract

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Topics: Flow (Dynamics) , Heat transfer , Rotation , Turbine blades , Cooling , Blades , Computer simulation , Coolants , Coriolis force , Corrosion

Research on the Effects of Dimples and Protrusions on Flow and Heat Transfer in Matrix Cooling Channels in Turbine Blades

Yigang Luan, Lianfeng Yang, Yue Yin, Pietro Zunino

GT 2019; V05AT11A010doi:https://doi.org/10.1115/GT2019-90830

Abstract

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Topics: Cooling , Flow (Dynamics) , Gas turbines , Heat transfer , Turbine blades

Numerical Study on the Flow and Heat Transfer Characteristics With Different Rib Structures Placed on the Impingement Plate

Yong-feng Ding, Hui-ren Zhu, Qiang Gao

GT 2019; V05AT11A011doi:https://doi.org/10.1115/GT2019-91084

Abstract

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Topics: Flow (Dynamics) , Heat transfer , Impingement cooling

Effect of Blade Profile on Four-Passage Serpentine Configuration Designed to Negate Coriolis Effect on Heat and Fluid Flow

Ajay Sarja, Srivatsan Madhavan, Prashant Singh, Srinath V. Ekkad

GT 2019; V05AT11A012doi:https://doi.org/10.1115/GT2019-91718

Abstract

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Topics: Blades , Buoyancy , Coriolis force , Fluid dynamics , Heat

Numerical Investigation of Pin-Fin Influences on Cooling Air Flow Characteristics in Blade Trailing Edge Region

Weilong Wu, Huazhao Xu, Jianhua Wang, Xiangyu Wu, Lei Wang

GT 2019; V05AT11A013doi:https://doi.org/10.1115/GT2019-91989

Abstract

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Topics: Air flow , Blades , Cooling , Flow (Dynamics) , Fins , Design , Pressure , Turbine blades , Turbines , Coolants

Numerical Film Cooling

Effect of Turbine Blade Tip Cooling Configuration on Tip Leakage Flow and Heat Transfer

Sergen Sakaoglu, Harika S. Kahveci

GT 2019; V05AT12A001doi:https://doi.org/10.1115/GT2019-90130

Abstract

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Topics: Cooling , Heat transfer , Leakage flows , Turbine blades , Pressure , Blades , Aerodynamics , Coolants , Clearances (Engineering) , Design

Effect of Non-Axisymmetric Endwall Profiling on Heat Transfer and Film Cooling Effectiveness of a Transonic Rotor Blade

Jinjin Li, Xin Yan, Kun He

GT 2019; V05AT12A002doi:https://doi.org/10.1115/GT2019-90154

Abstract

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Topics: Blades , Film cooling , Heat transfer , Rotors , Cooling , Pressure , Cascades (Fluid dynamics) , Corners (Structural elements) , Flow (Dynamics) , Heat flux

Coolant Jets Interaction in Effusion Cooling System: Experimental and Numerical Study

Y. Jiang, A. V. Murray, P. T. Ireland, L. di Mare

GT 2019; V05AT12A003doi:https://doi.org/10.1115/GT2019-90156

Abstract

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Topics: Coolants , Cooling systems , Jets , Cooling , Flow (Dynamics) , Boundary layers , Collapse , Computational fluid dynamics , Design , Flat plates

Predicting the Adiabatic Effectiveness of Effusion Cooling by the Convolution Modeling Method

Li Yang, Yu Rao

GT 2019; V05AT12A004doi:https://doi.org/10.1115/GT2019-90162

Abstract

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Topics: Cooling , Gas turbines , Modeling

Large-Eddy Simulation of Shaped Hole Film Cooling With the Influence of Cross Flow

Qingsong Wang, Yifei Li, Xiutao Bian, Xinrong Su, Xin Yuan

GT 2019; V05AT12A005doi:https://doi.org/10.1115/GT2019-90180

Abstract

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Topics: Cross-flow , Film cooling , Large eddy simulation , Vortices , Cooling , Turbine blades , Coolants , Flow (Dynamics) , Pressure , Vorticity

Aerothermal Simulations Comparisons of a Shaped-Hole Film Cooling Flow

Matthieu Simon, Sébastien Gautier, Emmanuel Vanoli, Pierre Auzillon

GT 2019; V05AT12A006doi:https://doi.org/10.1115/GT2019-90458

Abstract

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Topics: Film cooling , Flow (Dynamics) , Simulation , Computer simulation , Modeling , Reynolds-averaged Navier–Stokes equations , Blades , Boundary-value problems , Cooling , Density

A Numerical Study on the Effect of Hole Inclination Angle With Imperfection on Film Cooling Effectiveness

Taha Rezzag, Bassam A. Jubran

GT 2019; V05AT12A007doi:https://doi.org/10.1115/GT2019-90490

Abstract

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Topics: Film cooling , Drilling , Lasers , Temperature , Vortices

Generalization of Machine-Learned Turbulent Heat Flux Models Applied to Film Cooling Flows

Pedro M. Milani, Julia Ling, John K. Eaton

GT 2019; V05AT12A008doi:https://doi.org/10.1115/GT2019-90498

Abstract

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Topics: Film cooling , Flow (Dynamics) , Heat flux , Machinery , Turbulence , Design , Diffusion (Physics) , Engineering simulation , Heat transfer , Machine learning

Film Cooling of Compound Angle Upstream Sister Holes

Sana Abd Alsalam, Bassam Jubran

GT 2019; V05AT12A009doi:https://doi.org/10.1115/GT2019-90518

Abstract

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Topics: Film cooling , Cooling , Density , Flat plates , Flow (Dynamics) , Modeling , Navier-Stokes equations , Simulation , Turbulence

Numerical Study on Flow and Heat Transfer Characteristics of Discrete Film Cooling Holes of the Sinusoidal Longitudinal Corrugated Heat Liner

Zhi-peng Xu, Hui-ren Zhu, Ya-zhou Wang, Xinyu Bian

GT 2019; V05AT12A010doi:https://doi.org/10.1115/GT2019-90575

Abstract

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Topics: Film cooling , Flow (Dynamics) , Heat , Heat transfer , Discharge coefficient , Cross-flow , Boundary-value problems , Pressure , Pressure gradient , Air flow

Topology and Physical Interpretation of Turbulence Model Behavior on an Array of Film Cooling Jets

Justin Hodges, Jayanta S. Kapat

GT 2019; V05AT12A011doi:https://doi.org/10.1115/GT2019-90646

Abstract

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Topics: Film cooling , Jets , Topology , Turbulence , Anisotropy , Engineering simulation , Gas turbines , Prandtl number , Resolution (Optics) , Shapes

Effects of Velocity Ratio on Trends in Film-Cooling Adiabatic Effectiveness and Turbulence

Zachary T. Stratton, Tom I.-P. Shih

GT 2019; V05AT12A012doi:https://doi.org/10.1115/GT2019-90943

Abstract

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Topics: Film cooling , Turbulence , Reynolds-averaged Navier–Stokes equations , Heat flux , Stress , Cooling , Density , Engineering simulation , Flat plates , Jets

Effect of Blade Row Interaction on Rotor Film Cooling

James Brind, Graham Pullan

GT 2019; V05AT12A013doi:https://doi.org/10.1115/GT2019-90961

Abstract

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Topics: Blades , Film cooling , Rotors , Boundary-value problems , Computation , Cooling , Momentum , Turbines , Wakes , Design

Numerical Study on Cooling Characteristics of Double-Row Cylindrical Holes on Upstream Endwall

Ding Luo, Ruishan Lu, Jiang Lei, Lesley M. Wright

GT 2019; V05AT12A014doi:https://doi.org/10.1115/GT2019-91069

Abstract

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Topics: Cooling , Film cooling , Jets , Pressure , Vortices , Airfoils , Simulation , Suction

Numerical Investigation of the Effect of Inlet Flow Angle on Film Cooling Performance for the Blade Tip With Suction Surface Squealer Rim

Zhiqiang Yu, Jianjun Liu, Chen Li, Baitao An

GT 2019; V05AT12A015doi:https://doi.org/10.1115/GT2019-91104

Abstract

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Topics: Blades , Film cooling , Flow (Dynamics) , Suction , Pressure , Leakage , Coolants , Design , Cascades (Fluid dynamics) , Leakage flows

Large-Eddy Simulations of Heat Transfer Within a Multi-Perforation Synthetic Jets Configuration

Soizic Esnault, Florent Duchaine, Laurent Gicquel

GT 2019; V05AT12A016doi:https://doi.org/10.1115/GT2019-91375

Abstract

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Topics: Heat transfer , Jets , Large eddy simulation , Flow (Dynamics) , Pistons , Heat , Suction , Acoustics , Cavities , Cooling

Enhancement of Film Cooling Effectiveness Using Dean Vortices

Pingting Chen, Lang Wang, Xueying Li, Jing Ren, Hongde Jiang, Terrence Simon

GT 2019; V05AT12A017doi:https://doi.org/10.1115/GT2019-91475

Abstract

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Topics: Film cooling , Gas turbines , Heat transfer , Vortices

Combined Experimental and Numerical Investigation of the Aero-Thermal Performance of a Rotor Blade Cascade With Platform Cooling

G. Barigozzi, A. Perdichizzi, L. Pestelli, R. Abram

GT 2019; V05AT12A018doi:https://doi.org/10.1115/GT2019-91601

Abstract

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Topics: Blades , Cascades (Fluid dynamics) , Cooling , Rotors , Design , Film cooling , Reynolds-averaged Navier–Stokes equations , Computational fluid dynamics , Coolants , Engineering simulation

Evaluating the Usefulness of RANS in Film Cooling

Fraser B. Jones, Dale W. Fox, David G. Bogard

GT 2019; V05AT12A019doi:https://doi.org/10.1115/GT2019-91788

Abstract

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Topics: Film cooling , Reynolds-averaged Navier–Stokes equations , Coolants , Flow (Dynamics) , Computation , Channel flow , Cooling , Gas turbines , Probes , Thermocouples

General Experimental Heat Transfer

High Resolution Measurements of Heat Transfer, Near-Wall Intermittency, and Reynolds-Stresses Along a Flat Plate Boundary Layer Undergoing Bypass Transition

Holger Albiez, Christoph Gramespacher, Matthias Stripf, Hans-Jörg Bauer

GT 2019; V05AT13A001doi:https://doi.org/10.1115/GT2019-90248

Abstract

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Topics: Boundary layers , Flat plates , Heat transfer , Resolution (Optics) , Stress , Turbulence , Reynolds number , Pressure , Wire , Belts

Impact of a Combustor-Turbine Interface on Turbine Vane Aerodynamics and Film Cooling

A. Lerch, R. Bauer, J. Krueckels, M. Henze

GT 2019; V05AT13A002doi:https://doi.org/10.1115/GT2019-90359

Abstract

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Topics: Aerodynamics , Combustion chambers , Film cooling , Turbines , Gas turbines , Flow (Dynamics) , Airfoils , Cascades (Fluid dynamics) , Computational fluid dynamics , Computer simulation

Investigation and Thermal Modeling of the Thermal Contact Resistance at a Steam Turbine Blade Root

Dennis Toebben, Alexander Goerner, Piotr Luczynski, Manfred Wirsum, Wolfgang F. D. Mohr, Klaus Helbig

GT 2019; V05AT13A003doi:https://doi.org/10.1115/GT2019-90769

Abstract

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Topics: Blades , Contact resistance , Modeling , Steam turbines , Flux (Metallurgy) , Heat transfer , Heat , Pressure , Centrifugal force , Cycles

Experimental and Computational Methods for the Evaluation of Double-Wall, Effusion Cooling Systems

Alexander V. Murray, Peter T. Ireland, Eduardo Romero

GT 2019; V05AT13A004doi:https://doi.org/10.1115/GT2019-90823

Abstract

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Topics: Computational methods , Cooling systems , Coolants , Cooling , Engines , Flow (Dynamics) , Boundary-value problems , Computational fluid dynamics , Flat plates , Gas turbines

Effect of Squealer Rim Slot Structure on Turbine Blade Aerothermal Performance

Mengcheng Qian, Shaopeng Lu, Bo Zhang, Weijie Wang, Jinfang Teng

GT 2019; V05AT13A005doi:https://doi.org/10.1115/GT2019-90849

Abstract

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Topics: Turbine blades , Cavities , Flow (Dynamics) , Heat transfer , Aerodynamics , Blades , Computational fluid dynamics , Computer simulation , Heat transfer coefficients , Pressure

Scaling Flat Plate, Low Temperature Adiabatic Effectiveness Results Using the Advective Capacity Ratio

Jacob P. Fischer, James L. Rutledge, Luke J. McNamara, Marc D. Polanka

GT 2019; V05AT13A006doi:https://doi.org/10.1115/GT2019-90997

Abstract

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Topics: Flat plates , Low temperature , Coolants , Flow (Dynamics) , Density , Engines , Specific heat , Gases , Design , Film cooling

Linear Cascade and Wind Tunnel Development for Turbine Blade Tip Heat Transfer Investigations With and Without Film Cooling

Michael Sampson, Avery Fairbanks, Jacob Moseley, Phillip M. Ligrani, Hongzhou Xu, Michael Fox

GT 2019; V05AT13A007doi:https://doi.org/10.1115/GT2019-91074

Abstract

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Topics: Cascades (Fluid dynamics) , Film cooling , Heat transfer , Turbine blades , Wind tunnels , Blades , Boundary layers , Cooling , Engines , Flow (Dynamics)

The Effect of Surface Tension on Bubble Generation in Gas-Sheared Liquid Films

João Vasques, Abubakr Ibrahim, David Hann, Kathy Simmons, Michael Walsh

GT 2019; V05AT13A008doi:https://doi.org/10.1115/GT2019-91303

Abstract

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Topics: Bubbles , Liquid films , Surface tension , Bearings , Aircraft engines , Brightness (Photometry) , Cooling , Density , Ducts , Fluids

Experimental Investigation of Forced Convection Enhancement by Acoustic Resonance Excitations in Turbulated Heat Exchangers

S. Gendebien, A. Kleiman, B. Leizeronok, B. Cukurel

GT 2019; V05AT13A009doi:https://doi.org/10.1115/GT2019-91463

Abstract

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Topics: Acoustics , Excitation , Forced convection , Heat exchangers , Heat transfer , Resonance

Effects of Wakes on Blade Endwall Heat Transfer in High Turbulence Intensity

Sehjin Park, Ho-Seong Sohn, Hyung Hee Cho, Hee Koo Moon, Yang Seok Han, Osamu Ueda

GT 2019; V05AT13A010doi:https://doi.org/10.1115/GT2019-91493

Abstract

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Topics: Blades , Heat transfer , Turbulence , Wakes , Vortices , Flow (Dynamics) , Cascades (Fluid dynamics) , Corners (Structural elements) , Fuel rods , Generators

A Modular Transonic Turbine Cascade for Cooled Rotor Metal Effectiveness Investigations

James A. Parker, Ed Romero, Thomas Povey

GT 2019; V05AT13A011doi:https://doi.org/10.1115/GT2019-91697

Abstract

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Topics: Cascades (Fluid dynamics) , Metals , Rotors , Turbines , Blades , Cooling , Engines , Flow (Dynamics) , Coolants , Cooling systems

Characterisation of Waves and Ligaments in Films Close to an Aeroengine Ball Bearing

Jee Loong Hee, Kathy Simmons, David Hann, Michael Walsh

GT 2019; V05AT13A012doi:https://doi.org/10.1115/GT2019-91698

Abstract

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Topics: Ball bearings , Waves , Gravity (Force) , Wavelength , Flow (Dynamics) , Shear (Mechanics) , Stress , Bearings , Engineering systems and industry applications , Gas turbines

Comparison of Thin Film Heat Flux Gauge Technologies Emphasizing Continuous-Duration Operation

Shawn Siroka, Reid A. Berdanier, Karen A. Thole, Kam S. Chana, Charles W. Haldeman, Richard J. Anthony

GT 2019; V05AT13A013doi:https://doi.org/10.1115/GT2019-91817

Abstract

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Topics: Gages , Heat flux , Thin films , Sensors , Turbines , Nanofabrication , Temperature , Test facilities , Thermal properties , Ambiguity

Impact of Sweeping Jet on Area-Averaged Impingement Heat Transfer

Andrea Osorio, Justin Hodges, Husam Zawati, Erik J. Fernandez, Jayanta S. Kapat, José Rodriguez

GT 2019; V05AT13A014doi:https://doi.org/10.1115/GT2019-91897

Abstract

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Topics: Heat transfer , Disks , Temperature , Copper , Design , Energy budget (Physics) , Feedback , Flow (Dynamics) , Inertia (Mechanics)

Thermal Characterization of a Turbulent Free Jet With Planar Laser Induced Fluorescence (PLIF)

Sara Seitz, Lesley M. Wright

GT 2019; V05AT13A015doi:https://doi.org/10.1115/GT2019-92058

Abstract

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Topics: Fluorescence , Lasers , Thermal characterization , Turbulence , Particulate matter , Temperature , Temperature distribution , Air flow , Calibration , Combustion

Thermal Development of an Impinging Jet Using Planar Laser Induced Fluorescence (PLIF)

Lesley M. Wright, Sara Seitz

GT 2019; V05AT13A016doi:https://doi.org/10.1115/GT2019-92062

Abstract

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Topics: Fluorescence , Lasers , Cooling , Heat transfer , Combustion , Heat transfer coefficients , Reynolds number , Steady state , Temperature , Temperature gradient

Experimental Internal Cooling

Detailed Heat Transfer Coefficient Measurements on a Scaled Realistic Turbine Blade Internal Cooling System

Chao-Cheng Shiau, Andrew F. Chen, Je-Chin Han, Robert Krewinkel

GT 2019; V05AT16A001doi:https://doi.org/10.1115/GT2019-90097

Abstract

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Topics: Cooling systems , Heat transfer coefficients , Turbine blades , Cooling , Heat transfer , Fins , Additive manufacturing , Blades , Coolants , Design

Effect of 45-Deg Rib Orientations on Heat Transfer in a Rotating Two-Pass Channel With Aspect Ratio From 4:1 to 2:1

Izzet Sahin, Andrew F. Chen, Chao-Cheng Shiau, Je-Chin Han, Robert Krewinkel

GT 2019; V05AT16A002doi:https://doi.org/10.1115/GT2019-90099

Abstract

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Topics: Heat transfer , Cooling , Flow (Dynamics) , Pressure , Rotation , Pressure drop , Blades , Design , Gas turbines , Reynolds number

Vortical Structures in Pin Fin Arrays for Turbine Cooling Applications

Marcel Otto, Justin Hodges, Gaurav Gupta, Jayanta S. Kapat

GT 2019; V05AT16A003doi:https://doi.org/10.1115/GT2019-90552

Abstract

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Topics: Cooling , Turbines , Flow (Dynamics) , Reynolds number , Turbulence , Vortices , Heat transfer , Physics , Wakes , Fins

Experimental Investigations of Turbulent Flow in a Rotating Ribbed Channel in Terms of the Effect of Coriolis Force

Haoliang You, Haiwang Li, Ruquan You, Zhi Tao, Jincheng Shi

GT 2019; V05AT16A004doi:https://doi.org/10.1115/GT2019-90757

Abstract

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Topics: Coriolis force , Turbulence , Flow (Dynamics) , Vortices , Particulate matter , Reynolds number , Rotation , Shear stress

Developing Secondary Flow and Heat Transfer in the Entrance Region of a Square Channel With 45° Crossed Rib Arrangement

M. Wieler, B. Woerz, P. Jeschke, M. Rabs

GT 2019; V05AT16A005doi:https://doi.org/10.1115/GT2019-90801

Abstract

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Topics: Entrance region , Flow (Dynamics) , Heat transfer , Cooling , Stress , Algebra , Blades , Computer simulation , Convection , Copper

Experimental Investigation of Heat Transfer on the Internal Tip Wall in a Rotating Two-Pass Rectangular Channel

Kai-Chieh Chia, Szu-Chi Huang, Yao-Hsien Liu

GT 2019; V05AT16A006doi:https://doi.org/10.1115/GT2019-91251

Abstract

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Topics: Heat transfer , Rotation , Cooling , Blades , Coriolis force , Flow (Dynamics) , Liquid crystals , Reynolds number

Multiphysics Modeling and Optimization

Multi-Physics Simulation Based Approach for Life Prediction of a Gas Turbine Combustor Liner

Sourabh Shrivastava, Prem Andrade, Vinay Carpenter, Ravindra Masal, Pravin Nakod, Stefano Orsino

GT 2019; V05AT20A001doi:https://doi.org/10.1115/GT2019-90897

Abstract

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Topics: Combustion chambers , Gas turbines , Physics , Simulation , Stress , Aircraft engines , Computational fluid dynamics , Cycles , Fatigue , Finite element methods

An Assessment of Machine Learning Techniques for Predicting Turbine Airfoil Component Temperatures, Using FEA Simulations for Training Data

James A. Tallman, Michal Osusky, Nick Magina, Evan Sewall

GT 2019; V05AT20A002doi:https://doi.org/10.1115/GT2019-91004

Abstract

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Topics: Airfoils , Engineering simulation , Finite element analysis , Machine learning , Simulation , Temperature , Turbines , Algorithms , Artificial neural networks , Design