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Proceedings Papers

Conjugate Heat Transfer Characteristics of Double Wall Cooling With Gradient Diameter of Film and Impingement Holes

Juan He, Qinghua Deng, Zhenping Feng
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A017, June 7–11, 2021
Paper No: GT2021-59423
DOI: https://doi.org/10.1115/GT2021-59423
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Topics: Cooling, Heat transfer, Flow (Dynamics), Pressure, Film cooling, Film flow, Flat plates, Impingement cooling, Reynolds-averaged Navier–Stokes equations, Temperature uniformity
Proceedings Papers

Heat Transfer Measurements for Array Jet Impingement With Castellated Wall

Taehyun Kim, Eui Yeop Jung, Minho Bang, Changyong Lee, Hee Koo Moon, Hyung Hee Cho
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A005, June 7–11, 2021
Paper No: GT2021-58895
DOI: https://doi.org/10.1115/GT2021-58895
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Topics: Heat transfer, Heat, Impingement cooling, Mass transfer, Jets, Pressure, Suction, Combustion chambers, Cooling, Gas turbines
Proceedings Papers

Experimental Determination of Heat Transfer Coefficient on Impingement Cooled Gear Flanks: Validation of the Evaluation Method

Emre Ayan, Felix C. von Plehwe, Marc C. Keller, Christian Kromer, Corina Schwitzke, Hans-Jörg Bauer
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT13A004, June 7–11, 2021
Paper No: GT2021-58838
DOI: https://doi.org/10.1115/GT2021-58838
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Topics: Evaluation methods, Gears, Heat transfer coefficients, Heat transfer, Temperature, Thermocouples, Impingement cooling, Algorithms, Design, Gear teeth
Proceedings Papers

Jet Impingement Heat Transfer Enhancement With Different Crossflow Diverter Shapes

Juan He, Qinghua Deng, Zhenping Feng
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A008, June 7–11, 2021
Paper No: GT2021-59080
DOI: https://doi.org/10.1115/GT2021-59080
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Topics: Friction, Heat transfer, Impingement cooling, Shapes, Reynolds number, Flow (Dynamics), Blades, Cooling, Diamonds, Engineering simulation
Proceedings Papers

Experimental and Numerical Study on Impingement Heat Transfer and Flow Characteristics on a Semicircular Ribbed Target Surface

Wang-Hao-Tai Kang, Hui-Ren Zhu
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A006, June 7–11, 2021
Paper No: GT2021-58897
DOI: https://doi.org/10.1115/GT2021-58897
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Topics: Flow (Dynamics), Heat transfer, Impingement cooling
Proceedings Papers

The Effect of Thermal Barrier Coating Surface Temperature on the Adhesion Behavior of CMAS Deposits

Robert A. Clark, Nicholas Plewacki, Pritheesh Gnanaselvam, Jeffrey P. Bons, Vaishak Viswanathan
Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT34A013, September 21–25, 2020
Paper No: GT2020-15544
DOI: https://doi.org/10.1115/GT2020-15544
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Topics: Adhesion, Temperature, Thermal barrier coatings, Flow (Dynamics), Particulate matter, Heat transfer, High pressure (Physics), Turbines, Turbofans, Coolants
Proceedings Papers

Numerical Investigation of Conjugate Heat Transfer in an Effusion and Impingement Cooled Combustor Wall

Thomas Jackowski, Maximilian Elfner, Hans-Jörg Bauer
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT11A009, September 21–25, 2020
Paper No: GT2020-15505
DOI: https://doi.org/10.1115/GT2020-15505
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Topics: Combustion chambers, Heat transfer, Cooling, Coolants, Ducts, Flow (Dynamics), Boundary-value problems, Cavities, Geometry, Impingement cooling
Proceedings Papers

High-Fidelity Simulations of Multi-Jet Impingement Cooling Flows

J. Javier Otero-Pérez, Richard D. Sandberg, Satoshi Mizukami, Koichi Tanimoto
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A011, September 21–25, 2020
Paper No: GT2020-14728
DOI: https://doi.org/10.1115/GT2020-14728
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Topics: Engineering simulation, Flow (Dynamics), Impingement cooling, Simulation, Cross-flow, Heat transfer, Turbulence, Inflow, Computer simulation, Deflection
Proceedings Papers

An Experimental and Numerical Investigation of the Three-Dimensional Flow Field and Heat Transfer of a Row of Impinging Jets

Simla Saglam, Robert Krewinkel, Clemens Domnick, Ken-Ichiro Takeishi
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A027, September 21–25, 2020
Paper No: GT2020-15966
DOI: https://doi.org/10.1115/GT2020-15966
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Topics: Computational fluid dynamics, Flow (Dynamics), Heat transfer, Impingement cooling, Jets, Gas turbines, Design, Design methodology, Energy budget (Physics), Engineering systems and industry applications
Proceedings Papers

Experimental and Numerical Study of Array Jet Impingement Cooling on a Leading-Edge Curved Surface

Jorge Torres, Husam Zawati, Erik Fernandez, Jayanta Kapat, Jose Rodriguez
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A014, September 21–25, 2020
Paper No: GT2020-14810
DOI: https://doi.org/10.1115/GT2020-14810
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Topics: Cooling, Copper, Flow (Dynamics), Heat transfer, Impingement cooling, Jets, Particulate matter, Pressure, Reynolds number, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Pulsed Impingement Turbine Cooling and its Effect on the Efficiency of Gas Turbines With Pressure Gain Combustion

Nicolai Neumann, Dieter Peitsch, Arne Berthold, Frank Haucke, Panagiotis Stathopoulos
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A023, September 21–25, 2020
Paper No: GT2020-15344
DOI: https://doi.org/10.1115/GT2020-15344
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Topics: Combustion, Cooling, Gas turbines, Pressure, Turbines, Cycles, Impingement cooling, Thermal efficiency, Brayton cycle, Turbine blades
Proceedings Papers

Effects of Turning Angle and Turning Internal Radius on Channel Impingement Cooling for a Novel Internal Cooling Structure

Wei He, Qinghua Deng, Guoying Yang, Zhenping Feng
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A034, September 21–25, 2020
Paper No: GT2020-16115
DOI: https://doi.org/10.1115/GT2020-16115
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Topics: Cooling, Impingement cooling, Pressure, Reynolds number, Turning, Turning angles
Proceedings Papers

A Numerical Study on Conjugate Heat Transfer for Supercritical CO 2 Turbine Blade With Cooling Channels

Akshay Khadse, Andres Curbelo, Ladislav Vesely, Jayanta S. Kapat
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T31A007, September 21–25, 2020
Paper No: GT2020-14679
DOI: https://doi.org/10.1115/GT2020-14679
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Topics: Cooling, Heat transfer, Supercritical carbon dioxide, Turbine blades, Blades, Temperature, Turbines, Cascades (Fluid dynamics), Cycles, Brayton cycle
Proceedings Papers

Effects of Cooling Configurations on the Aerothermal Performance of a Turbine Endwall With Jet Impingement and Film Cooling

Hongyan Bu, Zhendong Guo, Liming Song, Jun Li
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A027, September 21–25, 2020
Paper No: GT2020-14774
DOI: https://doi.org/10.1115/GT2020-14774
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Topics: Cooling, Film cooling, Turbines, Databases, Design, Combustion, Computational fluid dynamics, Computer simulation, Cooling systems, Design methodology
Proceedings Papers

The Influence of Turbulence and Reynolds Number on Multiple Slot Film Cooling Over the Suction Surface

L. W. Soma, F. E. Ames, S. Acharya
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A057, September 21–25, 2020
Paper No: GT2020-15619
DOI: https://doi.org/10.1115/GT2020-15619
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Topics: Film cooling, Reynolds number, Suction, Turbulence, Cooling, Flow (Dynamics), Thin films, Geometry, Heat, Stress
Proceedings Papers

Development of Experimental and Numerical Methods for the Analysis of Active Clearance Control Systems

Riccardo Da Soghe, Lorenzo Mazzei, Lorenzo Tarchi, Lorenzo Cocchi, Alessio Picchi, Bruno Facchini, Laurent Descamps, Julian Girardeau, Matthieu Simon
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT14A022, September 21–25, 2020
Paper No: GT2020-15540
DOI: https://doi.org/10.1115/GT2020-15540
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Topics: Clearances (Engineering), Control systems, Numerical analysis, Pressure, Turbines, Flow (Dynamics), Reynolds-averaged Navier–Stokes equations, Aircraft engines, Blades, Design
Proceedings Papers

Endwall Heat Transfer and Cooling Performance of a Transonic Turbine Vane With Upstream Injection Flow

Zhigang Li, Bo Bai, Jun Li, Shuo Mao, Wing Ng, Hongzhou Xu, Michael Fox
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A071, September 21–25, 2020
Paper No: GT2020-16160
DOI: https://doi.org/10.1115/GT2020-16160
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Topics: Cooling, Flow (Dynamics), Heat transfer, Turbines, Coolants, Film cooling, Turbulence, Computational fluid dynamics, Cascades (Fluid dynamics), Chords (Trusses)
Proceedings Papers

Analytical Model for the Heat Transfer in Impingement Cooled Spur Gears

Christian Kromer, Felix C. von Plehwe, Marc C. Keller, Corina Schwitzke, Hans-Jörg Bauer
Proc. ASME. GT2020, Volume 1: Aircraft Engine; Fans and Blowers, V001T01A023, September 21–25, 2020
Paper No: GT2020-14760
DOI: https://doi.org/10.1115/GT2020-14760
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Topics: Heat transfer, Spur gears, Gear teeth, Gear trains, Heat, Impingement cooling, Jet engines, Pressure, Turbines, Turbofans
Proceedings Papers

Experimental Investigation of Innovative Cooling Schemes on an Additively Manufactured Engine Scale Turbine Nozzle Guide Vane

Mohammad A. Hossain, Ali Ameri, James W. Gregory, Jeffrey P. Bons
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT13A023, September 21–25, 2020
Paper No: GT2020-15707
DOI: https://doi.org/10.1115/GT2020-15707
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Topics: Additive manufacturing, Cooling, Engines, Nozzle guide vanes, Turbines, Design, Film cooling, Suction, Flow (Dynamics), Architecture
Proceedings Papers

Modeling Deposit Erosion in Internal Turbine Cooling Geometries

Nathan D. Libertowski, Gabriel M. Geiger, Jeffrey P. Bons
Proc. ASME. GT2019, Volume 2D: Turbomachinery, V02DT47A018, June 17–21, 2019
Paper No: GT2019-91785
DOI: https://doi.org/10.1115/GT2019-91785
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Topics: Cooling, Erosion, Modeling, Turbines, Temperature, Dust, Adhesives, Flow (Dynamics), Flow simulation, Impingement cooling