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Proceedings Papers

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

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Weilong Wu, Huazhao Xu, Jianhua Wang, Xiangyu Wu, Lei Wang
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT11A013, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91989
https://doi.org/10.1115/GT2019-91989
View Paper titled, Numerical Investigation of Pin-Fin Influences on Cooling Air Flow Characteristics in Blade Trailing Edge Region
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Topics: Air flow, Blades, Cooling, Flow (Dynamics), Fins, Design, Pressure, Turbine blades, Turbines, Coolants
Proceedings Papers

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

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Chien-Shing Lee, Tom I.-P. Shih, Kenneth M. Bryden, Richard A. Dennis
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT11A007, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90567
https://doi.org/10.1115/GT2019-90567
View Paper titled, Effects of High Heating Loads on Unsteady Flow and Heat Transfer in a Cooling Passage With a Staggered Array of Pin Fins
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Topics: Cooling, Fins, Heat transfer, Heating, Stress, Unsteady flow, Heat, Ducts, Flow (Dynamics), Temperature
Proceedings Papers

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

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Ryoichi S. Amano, Mandana S. Saravani, Nicholas DiPasquale
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT11A001, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90069
https://doi.org/10.1115/GT2019-90069
View Paper titled, Investigation on the Internal Cooling of Two-Passage Channels With Parallel Ribs and Guide Vanes
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Topics: Cooling, Guide vanes, Heat transfer
Proceedings Papers

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

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S. Paccati, L. Cocchi, L. Mazzei, A. Andreini
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT11A008, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90770
https://doi.org/10.1115/GT2019-90770
View Paper titled, Numerical Investigation on the Effect of Rotation and Holes Arrangement in Cold Bridge Type Impingement Cooling Systems
Open the PDF for Numerical Investigation on the Effect of Rotation and Holes Arrangement in Cold Bridge Type Impingement Cooling Systems in another window
Topics: Bridges (Structures), Impingement cooling, Rotation, Heat transfer, Cavities, Coolants, Cooling, Flow (Dynamics), Blades, Cooling systems
Proceedings Papers

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

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Zhiqi Zhao, Lei Luo, Xiaoxu Kan, Dandan Qiu, Xun Zhou
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT11A009, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90789
https://doi.org/10.1115/GT2019-90789
View Paper titled, Numerical Investigation of Rotation Effects on the Flow and Heat Transfer on the Turbine Blade Tip Underside With Bleed Hole at Different Locations
Open the PDF for Numerical Investigation of Rotation Effects on the Flow and Heat Transfer on the Turbine Blade Tip Underside With Bleed Hole at Different Locations in another window
Topics: Flow (Dynamics), Heat transfer, Rotation, Turbine blades, Cooling, Blades, Computer simulation, Coolants, Coriolis force, Corrosion
Proceedings Papers

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

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Bo-lun Zhang, Hui-ren Zhu, Tao Guo, Chun-yi Yao, Zhong-yi Fu
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT11A002, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90143
https://doi.org/10.1115/GT2019-90143
View Paper titled, Numerical Study on Heat Transfer and Flow Characteristics in Double Turning Areas Ribbed Serpentine Channel With Lateral Outflow
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Topics: Flow (Dynamics), Heat transfer, Outflow, Turning, Pressure, Rotation, Suction, Blades, Computer simulation, Design
Proceedings Papers

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

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Xiaojun Fan, Liang Li, Jiefeng Wang, Fan Wu
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT11A003, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90211
https://doi.org/10.1115/GT2019-90211
View Paper titled, Heat Transfer Enhancement for Gas Turbine Blade Leading Edge Cooling Using Curved Double-Wall/Vortex Cooling With Various Disturbing Objects
Open the PDF for Heat Transfer Enhancement for Gas Turbine Blade Leading Edge Cooling Using Curved Double-Wall/Vortex Cooling With Various Disturbing Objects in another window
Topics: Blades, Cooling, Gas turbines, Heat transfer, Vortices, Pressure, Bridges (Structures), Fins, Impingement cooling, Computer simulation
Proceedings Papers

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

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Yigang Luan, Lianfeng Yang, Yue Yin, Pietro Zunino
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT11A010, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90830
https://doi.org/10.1115/GT2019-90830
View Paper titled, Research on the Effects of Dimples and Protrusions on Flow and Heat Transfer in Matrix Cooling Channels in Turbine Blades
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Topics: Cooling, Flow (Dynamics), Gas turbines, Heat transfer, Turbine blades
Proceedings Papers

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

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Florent Duchaine, Laurent Gicquel, Thomas Grosnickel, Charlie Koupper
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT11A004, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90370
https://doi.org/10.1115/GT2019-90370
View Paper titled, Large Eddy Simulation of the Flow Developing in Static and Rotating Ribbed Channels
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Topics: Flow (Dynamics), Large eddy simulation, Rotation, Pressure, Buoyancy, Heat transfer, Turbulence, Vortices, Coriolis force, Databases
Proceedings Papers

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

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Yong-feng Ding, Hui-ren Zhu, Qiang Gao
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT11A011, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91084
https://doi.org/10.1115/GT2019-91084
View Paper titled, Numerical Study on the Flow and Heat Transfer Characteristics With Different Rib Structures Placed on the Impingement Plate
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Topics: Flow (Dynamics), Heat transfer, Impingement cooling
Proceedings Papers

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

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Wei He, Qinghua Deng, Juan He, Tieyu Gao, Zhenping Feng
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT11A005, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90421
https://doi.org/10.1115/GT2019-90421
View Paper titled, Effects of Jetting Orifice Geometry Parameters and Channel Reynolds Number on Bended Channel Cooling for a Novel Internal Cooling Structure
Open the PDF for Effects of Jetting Orifice Geometry Parameters and Channel Reynolds Number on Bended Channel Cooling for a Novel Internal Cooling Structure in another window
Topics: Cooling, Geometry, Pressure, Reynolds number
Proceedings Papers

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

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Ajay Sarja, Srivatsan Madhavan, Prashant Singh, Srinath V. Ekkad
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT11A012, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91718
https://doi.org/10.1115/GT2019-91718
View Paper titled, Effect of Blade Profile on Four-Passage Serpentine Configuration Designed to Negate Coriolis Effect on Heat and Fluid Flow
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Topics: Blades, Buoyancy, Coriolis force, Fluid dynamics, Heat
Proceedings Papers

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

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Wei Jin, Ning Jia, Junmei Wu, Jiang Lei, Lin Liu
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT11A006, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90520
https://doi.org/10.1115/GT2019-90520
View Paper titled, Numerical Study on Flow and Heat Transfer Characteristics of Pin-Fins With Different Shapes
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Topics: Fins, Flow (Dynamics), Heat transfer, Shapes, Friction, Blades, Computer software, Cooling, Geometry, Heat
Proceedings Papers

Shape Optimization of Partly Removed Straight Ribs in Turbine Internal Rectangular Cooling Channel With 45 Degree Ribs

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Jiangnan Zhu, Xiying Wang, Changxian Zhang, Hui Miao
Proc. ASME. GT2018, Volume 5A: Heat Transfer, V05AT11A001, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75221
https://doi.org/10.1115/GT2018-75221
View Paper titled, Shape Optimization of Partly Removed Straight Ribs in Turbine Internal Rectangular Cooling Channel With 45 Degree Ribs
Open the PDF for Shape Optimization of Partly Removed Straight Ribs in Turbine Internal Rectangular Cooling Channel With 45 Degree Ribs in another window
Topics: Cooling, Shape optimization, Turbines, Friction, Heat transfer, Computational fluid dynamics, Optimization, Response surface methodology, Computer software, Convection
Proceedings Papers

Non-Linear k-ε-ζ-f Model Sensitized to Rotation for Blade Turbine Internal Cooling

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Domenico Borello, Alessandro Salvagni
Proc. ASME. GT2018, Volume 5A: Heat Transfer, V05AT11A014, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76643
https://doi.org/10.1115/GT2018-76643
View Paper titled, Non-Linear k-ε-ζ-f Model Sensitized to Rotation for Blade Turbine Internal Cooling
Open the PDF for Non-Linear k-ε-ζ-f Model Sensitized to Rotation for Blade Turbine Internal Cooling in another window
Topics: Blades, Cooling, Rotation, Turbines, Turbulence, Flow (Dynamics), Heat transfer, Ducts, Kinetic energy, Suction
Proceedings Papers

A Numerical Study of Heat Transfer and Flow Structure in Channels With Miniature V Rib-Dimple Hybrid Structure on One Wall

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Peng Zhang, Yu Rao, Yanlin Li
Proc. ASME. GT2018, Volume 5A: Heat Transfer, V05AT11A007, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75929
https://doi.org/10.1115/GT2018-75929
View Paper titled, A Numerical Study of Heat Transfer and Flow Structure in Channels With Miniature V Rib-Dimple Hybrid Structure on One Wall
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Topics: Flow (Dynamics), Heat transfer, Turbulence, Computer simulation, Cooling, Kinetic energy, Pressure, Reynolds number, Vortices
Proceedings Papers

Influence of Rotating Directions on Hydro-Thermal Characteristics of a Two-Pass Parallelogram Channel With Detached Transverse Ribs

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T. M. Liou, C. Y. Huang, I. A. Lan, S. P. Chan, S. W. Chang
Proc. ASME. GT2018, Volume 5A: Heat Transfer, V05AT11A002, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75278
https://doi.org/10.1115/GT2018-75278
View Paper titled, Influence of Rotating Directions on Hydro-Thermal Characteristics of a Two-Pass Parallelogram Channel With Detached Transverse Ribs
Open the PDF for Influence of Rotating Directions on Hydro-Thermal Characteristics of a Two-Pass Parallelogram Channel With Detached Transverse Ribs in another window
Topics: Buoyancy, Coriolis force, Density, Flow (Dynamics), Friction, Heat transfer, Reynolds number
Proceedings Papers

Effect of Buoyancy and Density Ratio on Heat Transfer in a Smooth Cooling Channel of a Gas Turbine Blade

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Mandana S. Saravani, Saman Beyhaghi, Ryoichi S. Amano
Proc. ASME. GT2018, Volume 5A: Heat Transfer, V05AT11A008, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76093
https://doi.org/10.1115/GT2018-76093
View Paper titled, Effect of Buoyancy and Density Ratio on Heat Transfer in a Smooth Cooling Channel of a Gas Turbine Blade
Open the PDF for Effect of Buoyancy and Density Ratio on Heat Transfer in a Smooth Cooling Channel of a Gas Turbine Blade in another window
Topics: Blades, Buoyancy, Cooling, Density, Gas turbines, Heat transfer, Computational fluid dynamics, Heat transfer coefficients, Reynolds number, Rotation
Proceedings Papers

Effect of Coolant Mass Flow Rate of Dirt Purge Hole on Heat Transfer and Flow Characteristics at a Turbine Blade Tip Underside

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Zhiqi Zhao, Lei Luo, Xun Zhou, Songtao Wang
Proc. ASME. GT2018, Volume 5A: Heat Transfer, V05AT11A009, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76156
https://doi.org/10.1115/GT2018-76156
View Paper titled, Effect of Coolant Mass Flow Rate of Dirt Purge Hole on Heat Transfer and Flow Characteristics at a Turbine Blade Tip Underside
Open the PDF for Effect of Coolant Mass Flow Rate of Dirt Purge Hole on Heat Transfer and Flow Characteristics at a Turbine Blade Tip Underside in another window
Topics: Coolants, Flow (Dynamics), Heat transfer, Turbine blades, Cooling, Reynolds number, Vortices, Blades, Compressors, Corrosion
Proceedings Papers

Numerical Study on Local Heat Transfer in a Rotating Cooling Channel

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Min Ren, Xueying Li, Jing Ren, Hongde Jiang
Proc. ASME. GT2018, Volume 5A: Heat Transfer, V05AT11A015, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76678
https://doi.org/10.1115/GT2018-76678
View Paper titled, Numerical Study on Local Heat Transfer in a Rotating Cooling Channel
Open the PDF for Numerical Study on Local Heat Transfer in a Rotating Cooling Channel in another window
Topics: Cooling, Heat transfer, Density, Rotation, Cooling systems, Engineering simulation, Flow (Dynamics), Gas turbines, Reynolds number, Simulation