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Journal Articles

An Investigation of Secondary Cooling Effect on the Endwall Surface With Vane Trailing Edge Coolant Injection

Xi Yang, Wenbin He, Jiang Lei, Ding Luo, Wenbin Chen, Xusheng Hao
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2025, 147(1): 011004.
Paper No: TURBO-23-1312
https://doi.org/10.1115/1.4066147
Published Online: September 3, 2024
View Article titled, An Investigation of Secondary Cooling Effect on the Endwall Surface With Vane Trailing Edge Coolant Injection
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Topics: Coolants, Cooling, Density, Flow (Dynamics), Pressure
Proceedings Papers

Study of Secondary Cooling Effect on the Endwall Region With Various Trailing Edge Cutback Configurations

Xi Yang, Wenbin He, Ke Zhang, Junmei Wu, Jiang Lei
Proc. ASME. GT2024, Volume 7: Heat Transfer: Combustors; Heat Transfer: Film Cooling, V007T12A010, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122751
https://doi.org/10.1115/GT2024-122751
View Paper titled, Study of Secondary Cooling Effect on the Endwall Region With Various Trailing Edge Cutback Configurations
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Topics: Cooling, Coolants, Flow (Dynamics), Airfoils, Cascades (Fluid dynamics), Chords (Trusses), Design, Emissions, Navier-Stokes equations, Nitrogen oxides
Proceedings Papers

Investigation on Flow Field Characteristic in a Double-Wall Configuration Using MRV and CFD

Jingtian Duan, Ke Zhang, Zirui Wang, Ruoyu Chen, Yibo Yang, Jiang Lei, Junmei Wu
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A015, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124456
https://doi.org/10.1115/GT2024-124456
View Paper titled, Investigation on Flow Field Characteristic in a Double-Wall Configuration Using MRV and CFD
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Topics: Computational fluid dynamics, Cooling, Flow (Dynamics)
Journal Articles

Investigation on the Flow and Heat Transfer Characteristics in a Multi-Pass Channel Using Magnetic Resonance Velocimetry and Transient Thermochromic Liquid Crystal

Jingtian Duan, Ke Zhang, Zirui Wang, Ruishan Lu, Jiang Lei, Junmei Wu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2024, 146(12): 121005.
Paper No: TURBO-23-1300
https://doi.org/10.1115/1.4065825
Published Online: July 23, 2024
View Article titled, Investigation on the Flow and Heat Transfer Characteristics in a Multi-Pass Channel Using Magnetic Resonance Velocimetry and Transient Thermochromic Liquid Crystal
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Topics: Flow (Dynamics), Heat transfer, Transients (Dynamics), Liquid crystals, Magnetic resonance
Journal Articles

Comparisons of Overall Performance Among Double-Jet Film Cooling Holes, Cylinder Holes, and Fan-Shaped Holes

Jiang Lei, Jiaxu Yao, Jianhong He, Xi Yang, Ke Zhang, Lesley M. Wright
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. December 2023, 145(12): 123801.
Paper No: HT-22-1685
https://doi.org/10.1115/1.4063351
Published Online: October 18, 2023
View Article titled, Comparisons of Overall Performance Among Double-Jet Film Cooling Holes, Cylinder Holes, and Fan-Shaped Holes
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Topics: Film cooling, Heat transfer coefficients, Heat flux, Coolants, Cooling, Liquid crystals
Journal Articles

Investigation on Heat Transfer Distribution of Rotating Two-Pass Smooth and Ribbed Channels Under Aero-Engine Simulated Conditions

Jiaxu Yao, Ke Zhang, Wenbin He, Jiang Lei, Jin Xu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2023, 145(12): 121002.
Paper No: TURBO-23-1057
https://doi.org/10.1115/1.4063248
Published Online: October 9, 2023
View Article titled, Investigation on Heat Transfer Distribution of Rotating Two-Pass Smooth and Ribbed Channels Under Aero-Engine Simulated Conditions
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Topics: Flow (Dynamics), Heat transfer, Rotation, Aircraft engines, Liquid crystals, Cooling
Journal Articles

Investigation on Flow Characteristics and Its Effect on Heat Transfer Enhancement in a Wide Channel With Staggered Diamond-S Pin Fins

Jingtian Duan, Ke Zhang, Jin Xu, Jiang Lei, Junmei Wu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2023, 145(9): 091004.
Paper No: TURBO-22-1310
https://doi.org/10.1115/1.4062502
Published Online: May 22, 2023
View Article titled, Investigation on Flow Characteristics and Its Effect on Heat Transfer Enhancement in a Wide Channel With Staggered Diamond-S Pin Fins
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Topics: Diamonds, Fins, Flow (Dynamics), Heat transfer, Shear (Mechanics), Vortex shedding
Journal Articles

Investigation on the Contribution of Large-Scale Fluctuation and Small-Scale Disturbance of Coolant to Heat Transfer Enhancement in a Rectangular Channel With Pin Fins

Jingtian Duan, Ke Zhang, Jin Xu, Jiang Lei, Junmei Wu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2022, 144(7): 071014.
Paper No: TURBO-21-1233
https://doi.org/10.1115/1.4054446
Published Online: May 27, 2022
View Article titled, Investigation on the Contribution of Large-Scale Fluctuation and Small-Scale Disturbance of Coolant to Heat Transfer Enhancement in a Rectangular Channel With Pin Fins
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Topics: Fins, Flow (Dynamics), Heat transfer, Statistics, Turbulence, Pins (Engineering), Shear (Mechanics), Reynolds number, Fluctuations (Physics), Principal component analysis
Proceedings Papers

Investigation on Flow Mechanism Driving Heat Transfer Enhancement in a Wide Channel With Staggered Square Pin Fins

Jingtian Duan, Ke Zhang, Jin Xu, Jiang Lei, Junmei Wu
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A021, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-60138
https://doi.org/10.1115/GT2021-60138
View Paper titled, Investigation on Flow Mechanism Driving Heat Transfer Enhancement in a Wide Channel With Staggered Square Pin Fins
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Topics: Fins, Flow (Dynamics), Heat transfer, Geometry, Physics, Reynolds number, Liquid crystals, Particulate matter, Shear (Mechanics), Temperature measurement
Proceedings Papers

The Flow Field Characteristic Correlated With Heat Transfer Performance in a Wide Channel With Staggered Circular Pin Fins

Jingtian Duan, Ke Zhang, Jin Xu, Jiang Lei, Junmei Wu
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A035, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16177
https://doi.org/10.1115/GT2020-16177
View Paper titled, The Flow Field Characteristic Correlated With Heat Transfer Performance in a Wide Channel With Staggered Circular Pin Fins
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Topics: Fins, Flow (Dynamics), Heat transfer, Statistics, Cylinders, Geometry, Kinetic energy, Liquid crystals, Particulate matter, Reynolds number
Proceedings Papers

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

Ding Luo, Ruishan Lu, Jiang Lei, Lesley M. Wright
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT12A014, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91069
https://doi.org/10.1115/GT2019-91069
View Paper titled, Numerical Study on Cooling Characteristics of Double-Row Cylindrical Holes on Upstream Endwall
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Topics: Cooling, Film cooling, Jets, Pressure, Vortices, Airfoils, Simulation, Suction
Proceedings Papers

An Experimental Study of Impingement Cooling on Latticework in a Wide Channel

Jin Xu, Ruishan Lu, Ke Zhang, Jiang Lei, Junmei Wu
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT18A007, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91427
https://doi.org/10.1115/GT2019-91427
View Paper titled, An Experimental Study of Impingement Cooling on Latticework in a Wide Channel
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Topics: Blades, Convection, Cooling, Flow (Dynamics), Friction, Heat transfer, Heat transfer coefficients, Impingement cooling, Liquid crystals, Pressure
Proceedings Papers

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

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
Journal Articles

Effect of Density Ratio on Film-Cooling Effectiveness Distribution and Its Uniformity for Several Hole Geometries on a Flat Plate

Jiaxu Yao, Jin Xu, Ke Zhang, Jiang Lei, Lesley M. Wright
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2019, 141(5): 051008.
Paper No: TURBO-18-1119
https://doi.org/10.1115/1.4041810
Published Online: January 22, 2019
View Article titled, Effect of Density Ratio on Film-Cooling Effectiveness Distribution and Its Uniformity for Several Hole Geometries on a Flat Plate
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Topics: Density, Film cooling, Shapes, Flat plates
Journal Articles

Interaction of Flow and Film-Cooling Effectiveness Between Double-Jet Film-Cooling Holes With Various Spanwise Distances

Jiaxu Yao, Jin Xu, Ke Zhang, Jiang Lei, Lesley M. Wright
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. December 2018, 140(12): 121011.
Paper No: TURBO-18-1118
https://doi.org/10.1115/1.4041809
Published Online: November 28, 2018
View Article titled, Interaction of Flow and Film-Cooling Effectiveness Between Double-Jet Film-Cooling Holes With Various Spanwise Distances
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Topics: Film cooling, Flow (Dynamics), Vortices, Coolants, Jets
Proceedings Papers

Effects of Streamwise Distance and Density Ratio on Film-Cooling Effectiveness for Double-Jet Film-Cooling on a Flat Plate

Jiaxu Yao, Jiang Lei, Junmei Wu, Yu Fang, Lesley M. Wright
Proc. ASME. GT2018, Volume 5C: Heat Transfer, V05CT19A010, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75456
https://doi.org/10.1115/GT2018-75456
View Paper titled, Effects of Streamwise Distance and Density Ratio on Film-Cooling Effectiveness for Double-Jet Film-Cooling on a Flat Plate
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Topics: Density, Film cooling, Flat plates, Jets, Momentum, Pressure
Proceedings Papers

Heat Transfer and Pressure Loss Characteristics of Pin-Fins With Different Shapes in a Wide Channel

Jin Xu, Jiaxu Yao, Pengfei Su, Jiang Lei, Junmei Wu, Tieyu Gao
Proc. ASME. GT2017, Volume 5A: Heat Transfer, V05AT16A006, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63761
https://doi.org/10.1115/GT2017-63761
View Paper titled, Heat Transfer and Pressure Loss Characteristics of Pin-Fins With Different Shapes in a Wide Channel
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Topics: Fins, Heat transfer, Pressure, Shapes, Reynolds number, Blades, Convection, Friction, Gas turbines, Heat transfer coefficients
Proceedings Papers

Interaction of Flow and Film-Cooling Effectiveness Between Double-Jet Film-Cooling Holes With Various Spanwise Distances

Jiaxu Yao, Jin Xu, Ke Zhang, Jiang Lei, Lesley M. Wright
Proc. ASME. GT2017, Volume 5C: Heat Transfer, V05CT19A011, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63740
https://doi.org/10.1115/GT2017-63740
View Paper titled, Interaction of Flow and Film-Cooling Effectiveness Between Double-Jet Film-Cooling Holes With Various Spanwise Distances
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Topics: Film cooling, Flow (Dynamics), Jets, Coolants, Flat plates, Kidney, Pressing, Vortices, Density, Paints
Proceedings Papers

Effect of Density Ratio on Film-Cooling Effectiveness Distribution and its Uniformity for Several Hole Geometries on a Flat Plate

Jiaxu Yao, Jin Xu, Ke Zhang, Jiang Lei, Lesley M. Wright
Proc. ASME. GT2017, Volume 5C: Heat Transfer, V05CT19A012, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63743
https://doi.org/10.1115/GT2017-63743
View Paper titled, Effect of Density Ratio on Film-Cooling Effectiveness Distribution and its Uniformity for Several Hole Geometries on a Flat Plate
Open the PDF for Effect of Density Ratio on Film-Cooling Effectiveness Distribution and its Uniformity for Several Hole Geometries on a Flat Plate in another window
Topics: Density, Film cooling, Flat plates, Shapes, Coolants, Paints, Pressure
Journal Articles

Heat Transfer Measurements in Rotating Blade–Shape Serpentine Coolant Passage With Ribbed Walls at High Reynolds Numbers

Akhilesh Rallabandi, Jiang Lei, Je-Chin Han, Salam Azad, Ching-Pang Lee
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. September 2014, 136(9): 091004.
Paper No: TURBO-14-1002
https://doi.org/10.1115/1.4026945
Published Online: March 17, 2014
View Article titled, Heat Transfer Measurements in Rotating Blade–Shape Serpentine Coolant Passage With Ribbed Walls at High Reynolds Numbers
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Topics: Flow (Dynamics), Heat transfer, Heat transfer coefficients, Reynolds number, Rotation, Shapes, Fluids, Coolants, Temperature, Buoyancy