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Proceedings Papers

Unpacking Inter-Mineral Synergies and Reactions During Dust Deposition in an Impingement Coolant Jet

Eric P. Nied, Jeffrey P. Bons, Ryan K. Lundgreen
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT31A013, June 13–17, 2022
Paper No: GT2022-82304
https://doi.org/10.1115/GT2022-82304
View Paper titled, Unpacking Inter-Mineral Synergies and Reactions During Dust Deposition in an Impingement Coolant Jet
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Topics: Chemistry, Coolants, Dust, Gas turbines, Minerals, Gypsum, Quartz, Temperature, Composite materials, Flow (Dynamics)
Proceedings Papers

The Effect of Gas and Surface Temperature on Cold-Side and Hot-Side Turbine Deposition

Jeffrey P. Bons, Chihsiu Lo, Eric Nied, Jiaxuan Han
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT31A012, June 13–17, 2022
Paper No: GT2022-82027
https://doi.org/10.1115/GT2022-82027
View Paper titled, The Effect of Gas and Surface Temperature on Cold-Side and Hot-Side Turbine Deposition
Open the PDF for The Effect of Gas and Surface Temperature on Cold-Side and Hot-Side Turbine Deposition in another window
Topics: Temperature, Turbines, Dust, Jets, Particulate matter, Ceramics, Flow (Dynamics), Air flow, Computational fluid dynamics, Fluids
Proceedings Papers

Reconstructing Turbine Non-Uniform Flow Including Hot Streaks Using Spatially Under-Sampled Measurements

Xu Zhu, Fangyuan Lou, Kai Zhou, Xinqian Zheng
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A033, June 13–17, 2022
Paper No: GT2022-83509
https://doi.org/10.1115/GT2022-83509
View Paper titled, Reconstructing Turbine Non-Uniform Flow Including Hot Streaks Using Spatially Under-Sampled Measurements
Open the PDF for Reconstructing Turbine Non-Uniform Flow Including Hot Streaks Using Spatially Under-Sampled Measurements in another window
Topics: Approximation, Flow (Dynamics), High pressure (Physics), Turbines, Wavelets, Temperature, Cooling, Temperature distribution, Engines, Annulus
Proceedings Papers

Design Considerations and Validation of a Near Wall Cooled Stator Heat Shield With Sequential Impingement Cooling

P. Peschke, S. Naik, M. Henze
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A026, June 13–17, 2022
Paper No: GT2022-82864
https://doi.org/10.1115/GT2022-82864
View Paper titled, Design Considerations and Validation of a Near Wall Cooled Stator Heat Shield With Sequential Impingement Cooling
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Topics: Cooling, Design, Gas turbines, Heat shielding, Heat transfer, Impingement cooling, Stators, Engines, Air flow, Flow (Dynamics)
Proceedings Papers

Assessment of Computational Fluid Dynamic Modeling of Multi-Jet Impingement Cooling and Validation With the Experiments

Sadiya Tabassum, Michael Hilfer, Robin G. Brakmann, Christian Morsbach, Christian Willert, Marcel Matha, Michael Schroll
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A011, June 13–17, 2022
Paper No: GT2022-81749
https://doi.org/10.1115/GT2022-81749
View Paper titled, Assessment of Computational Fluid Dynamic Modeling of Multi-Jet Impingement Cooling and Validation With the Experiments
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Topics: Computational fluid dynamics, Impingement cooling, Modeling, Turbulence, Jets, Engineering simulation, Reynolds-averaged Navier–Stokes equations, Simulation, Flat plates, Flux (Metallurgy)
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
https://doi.org/10.1115/GT2021-59423
View Paper titled, Conjugate Heat Transfer Characteristics of Double Wall Cooling With Gradient Diameter of Film and Impingement Holes
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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
https://doi.org/10.1115/GT2021-58895
View Paper titled, Heat Transfer Measurements for Array Jet Impingement With Castellated Wall
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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
https://doi.org/10.1115/GT2021-58838
View Paper titled, Experimental Determination of Heat Transfer Coefficient on Impingement Cooled Gear Flanks: Validation of the Evaluation Method
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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
https://doi.org/10.1115/GT2021-59080
View Paper titled, Jet Impingement Heat Transfer Enhancement With Different Crossflow Diverter Shapes
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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
https://doi.org/10.1115/GT2021-58897
View Paper titled, Experimental and Numerical Study on Impingement Heat Transfer and Flow Characteristics on a Semicircular Ribbed Target Surface
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Topics: Flow (Dynamics), Heat transfer, Impingement cooling
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
https://doi.org/10.1115/GT2020-15505
View Paper titled, Numerical Investigation of Conjugate Heat Transfer in an Effusion and Impingement Cooled Combustor Wall
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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
https://doi.org/10.1115/GT2020-14728
View Paper titled, High-Fidelity Simulations of Multi-Jet Impingement Cooling Flows
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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
https://doi.org/10.1115/GT2020-15966
View Paper titled, An Experimental and Numerical Investigation of the Three-Dimensional Flow Field and Heat Transfer of a Row of Impinging Jets
Open the PDF for An Experimental and Numerical Investigation of the Three-Dimensional Flow Field and Heat Transfer of a Row of Impinging Jets in another window
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
https://doi.org/10.1115/GT2020-14810
View Paper titled, Experimental and Numerical Study of Array Jet Impingement Cooling on a Leading-Edge Curved Surface
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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
https://doi.org/10.1115/GT2020-15344
View Paper titled, Pulsed Impingement Turbine Cooling and its Effect on the Efficiency of Gas Turbines With Pressure Gain Combustion
Open the PDF for Pulsed Impingement Turbine Cooling and its Effect on the Efficiency of Gas Turbines With Pressure Gain Combustion in another window
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
https://doi.org/10.1115/GT2020-16115
View Paper titled, Effects of Turning Angle and Turning Internal Radius on Channel Impingement Cooling for a Novel Internal Cooling Structure
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Topics: Cooling, Impingement cooling, Pressure, Reynolds number, Turning, Turning angles
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
https://doi.org/10.1115/GT2020-15707
View Paper titled, Experimental Investigation of Innovative Cooling Schemes on an Additively Manufactured Engine Scale Turbine Nozzle Guide Vane
Open the PDF for Experimental Investigation of Innovative Cooling Schemes on an Additively Manufactured Engine Scale Turbine Nozzle Guide Vane in another window
Topics: Additive manufacturing, Cooling, Engines, Nozzle guide vanes, Turbines, Design, Film cooling, Suction, Flow (Dynamics), Architecture
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
https://doi.org/10.1115/GT2020-14774
View Paper titled, Effects of Cooling Configurations on the Aerothermal Performance of a Turbine Endwall With Jet Impingement and Film Cooling
Open the PDF for Effects of Cooling Configurations on the Aerothermal Performance of a Turbine Endwall With Jet Impingement and Film Cooling in another window
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
https://doi.org/10.1115/GT2020-15619
View Paper titled, The Influence of Turbulence and Reynolds Number on Multiple Slot Film Cooling Over the Suction Surface
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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
https://doi.org/10.1115/GT2020-15540
View Paper titled, Development of Experimental and Numerical Methods for the Analysis of Active Clearance Control Systems
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Topics: Clearances (Engineering), Control systems, Numerical analysis, Pressure, Turbines, Flow (Dynamics), Reynolds-averaged Navier–Stokes equations, Aircraft engines, Blades, Design