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Journal Articles

An Experimental Study on Friction Contact Between Chamfered Labyrinth Fin and High Speed Rotor

Xin Yan, Xinbo Dai, Kun He
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2022, 144(6): 061007.
Paper No: GTP-21-1368
https://doi.org/10.1115/1.4053779
Published Online: March 29, 2022
View Article titled, An Experimental Study on Friction Contact Between Chamfered Labyrinth Fin and High Speed Rotor
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Topics: Damage, Deformation, Friction, Rotors, Temperature, Wear, Heat, Fluctuations (Physics), Temperature distribution
Journal Articles

Very Large Eddy Simulation of Aero-Thermal Performance in Squealer Tip Gap

Xin Yan
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2022, 144(6): 061003.
Paper No: TURBO-20-1378
https://doi.org/10.1115/1.4053173
Published Online: January 28, 2022
View Article titled, Very Large Eddy Simulation of Aero-Thermal Performance in Squealer Tip Gap
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Topics: Blades, Cavities, Clearances (Engineering), Flow (Dynamics), Heat transfer, Heat transfer coefficients, Large eddy simulation, Leakage, Pressure, Suction
Journal Articles

Experimental Study on Rubbing Wear Characteristics of Labyrinth Seal With Trapezoidal Fins

Xin Yan, Xinbo Dai, Kun He
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. March 2022, 144(3): 032301.
Paper No: TRIB-21-1300
https://doi.org/10.1115/1.4052637
Published Online: November 9, 2021
View Article titled, Experimental Study on Rubbing Wear Characteristics of Labyrinth Seal With Trapezoidal Fins
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Topics: Damage, Deformation, Rotors, Separation (Technology), Temperature, Wear, Fins, Friction
Journal Articles

Experimental Investigation on Wear Behavior of Rectangular Labyrinth Fin Against High-Speed Rotor

Xin Yan, Xinbo Dai
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2021, 143(12): 121001.
Paper No: GTP-21-1190
https://doi.org/10.1115/1.4051991
Published Online: October 4, 2021
View Article titled, Experimental Investigation on Wear Behavior of Rectangular Labyrinth Fin Against High-Speed Rotor
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Topics: Rotors, Temperature, Wear, Temperature distribution, Friction, Transients (Dynamics), Heat, Damage
Journal Articles

Delayed-Detached Eddy Simulations of Film Cooling Effect on Trailing Edge Cutback With Land Extensions

Ruiqin Wang, Xin Yan
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2021, 143(11): 111004.
Paper No: GTP-21-1126
https://doi.org/10.1115/1.4051865
Published Online: September 27, 2021
View Article titled, Delayed-Detached Eddy Simulations of Film Cooling Effect on Trailing Edge Cutback With Land Extensions
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Topics: Coolants, Cooling, Delay differential equations, Eddies (Fluid dynamics), Film cooling, Flow (Dynamics), Simulation, Vortices
Proceedings Papers

Implementation of Vortex Generator and Ramp to Improve Film Cooling Effectiveness on Blade Endwall

Sadam Hussain, Xin Yan
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A019, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59530
https://doi.org/10.1115/GT2021-59530
View Paper titled, Implementation of Vortex Generator and Ramp to Improve Film Cooling Effectiveness on Blade Endwall
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Topics: Blades, Film cooling, Generators, Vortices
Proceedings Papers

Enhanced Film Cooling Effect Downstream of a Cylindrical Hole Using SDBD and DBD-VGs Plasma Actuations

Yuefeng Huang, Zihan Zhang, Kun He, Xin Yan
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A016, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59413
https://doi.org/10.1115/GT2021-59413
View Paper titled, Enhanced Film Cooling Effect Downstream of a Cylindrical Hole Using SDBD and DBD-VGs Plasma Actuations
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Topics: Film cooling, Plasmas (Ionized gases)
Journal Articles

Implementation of Rectangular Vortex Generator Pairs to Improve Film Cooling Effectiveness on Transonic Rotor Blade Endwall

Jinjin Li, Xin Yan, Kun He, Richard J. Goldstein
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2021, 143(9): 091022.
Paper No: GTP-20-1821
https://doi.org/10.1115/1.4050917
Published Online: June 17, 2021
View Article titled, Implementation of Rectangular Vortex Generator Pairs to Improve Film Cooling Effectiveness on Transonic Rotor Blade Endwall
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Topics: Blades, Cooling, Film cooling, Generators, Vortices, Coolants, Pressure
Journal Articles

Numerical Investigations on the Leakage Flow Characteristics of Brush Seal Based on the Three-Dimensional Staggered Tube Bundle Model

Dengqian Ma, Yuanqiao Zhang, Zhigang Li, Jun Li, Xin Yan
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2021, 143(5): 051023.
Paper No: GTP-20-1761
https://doi.org/10.1115/1.4050157
Published Online: March 15, 2021
View Article titled, Numerical Investigations on the Leakage Flow Characteristics of Brush Seal Based on the Three-Dimensional Staggered Tube Bundle Model
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Topics: Clearances (Engineering), Leakage flows, Sealing (Process), Pressure
Journal Articles

Numerical Investigations of Leakage Performance Degradations in Labyrinth and Flexible Seals Due to Wear

Xinbo Dai, Xin Yan, Kun He, Jun Li, Zhenping Feng
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2021, 143(5): 051003.
Paper No: GTP-20-1180
https://doi.org/10.1115/1.4049008
Published Online: March 11, 2021
View Article titled, Numerical Investigations of Leakage Performance Degradations in Labyrinth and Flexible Seals Due to Wear
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Topics: Computational fluid dynamics, Design, Finite element analysis, Fins, Leakage, Rotors, Strips, Wear, Damage, Flow (Dynamics)
Journal Articles

Experimental and Numerical Investigations on the Leakage Flow Characteristics of Helical-Labyrinth-Brush Seals

Yuanqiao Zhang, Jun Li, Dengqian Ma, Yuan He, Jingjin Ji, Bo Sun, Zhigang Li, Xin Yan
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2021, 143(4): 041023.
Paper No: GTP-20-1077
https://doi.org/10.1115/1.4048842
Published Online: March 10, 2021
View Article titled, Experimental and Numerical Investigations on the Leakage Flow Characteristics of Helical-Labyrinth-Brush Seals
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Topics: Cavities, Clearances (Engineering), Computational fluid dynamics, Flow (Dynamics), Leakage, Leakage flows, Porous materials, Pressure, Rotors, Pressure drop
Proceedings Papers

Investigations Into Aerodynamic Performance of Turbine Stages With Flexible Shroud Seals

Xin Yan, Yabo Wang, Kang Zhang, Xinbo Dai, Kun He
Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T23A005, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14329
https://doi.org/10.1115/GT2020-14329
View Paper titled, Investigations Into Aerodynamic Performance of Turbine Stages With Flexible Shroud Seals
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Topics: Steam turbines, Turbines, Flow (Dynamics), Clearances (Engineering), Wear, Blades, Design, Finite element analysis, High pressure (Physics), Leakage
Proceedings Papers

Very Large Eddy Simulation of Film Cooling Effectiveness on Trailing Edge Cutback

Xin Yan
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A035, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15780
https://doi.org/10.1115/GT2020-15780
View Paper titled, Very Large Eddy Simulation of Film Cooling Effectiveness on Trailing Edge Cutback
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Topics: Film cooling, Large eddy simulation
Proceedings Papers

Background-Grid Based Mapping Approach to Film Cooling Meshing: Part II — Applications in Vane With Landed Trailing-Edge Cutback

Ruiqin Wang, Xin Yan
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A043, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15093
https://doi.org/10.1115/GT2020-15093
View Paper titled, Background-Grid Based Mapping Approach to Film Cooling Meshing: Part II — Applications in Vane With Landed Trailing-Edge Cutback
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Topics: Blades, Boundary layers, Computational fluid dynamics, Coolants, Cooling, Design, Energy dissipation, Film cooling, Flow (Dynamics), Gas turbines
Proceedings Papers

Numerical Investigations on the Leakage Flow Characteristics of Brush Seal Based on the 3D Staggered Tube Bundle Model

Dengqian Ma, Yuanqiao Zhang, Zhigang Li, Jun Li, Xin Yan
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT14A010, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14590
https://doi.org/10.1115/GT2020-14590
View Paper titled, Numerical Investigations on the Leakage Flow Characteristics of Brush Seal Based on the 3D Staggered Tube Bundle Model
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Topics: Leakage flows, Clearances (Engineering), Sealing (Process), Pressure, Aerodynamics, Compression, Fluid-dynamic forces, Kinetic energy, Numerical analysis, Turbomachinery
Proceedings Papers

Investigations of Heat Transfer and Film Cooling Effect on a Worn Squealer Tip

Mingliang Ye, Xin Yan
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A033, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14835
https://doi.org/10.1115/GT2020-14835
View Paper titled, Investigations of Heat Transfer and Film Cooling Effect on a Worn Squealer Tip
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Topics: Film cooling, Heat transfer, Wear
Proceedings Papers

Implementation of Hole-Pair in Ramp to Improve Film Cooling Effectiveness on a Plain Surface

Sadam Hussain, Xin Yan
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A035, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14838
https://doi.org/10.1115/GT2020-14838
View Paper titled, Implementation of Hole-Pair in Ramp to Improve Film Cooling Effectiveness on a Plain Surface
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Topics: Film cooling
Proceedings Papers

Background-Grid Based Mapping Approach to Film Cooling Meshing: Part III — Applications in a Full-Cooled Turbine Vane

Ruiqin Wang, Xin Yan
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A042, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15092
https://doi.org/10.1115/GT2020-15092
View Paper titled, Background-Grid Based Mapping Approach to Film Cooling Meshing: Part III — Applications in a Full-Cooled Turbine Vane
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Topics: Film cooling, Turbines
Proceedings Papers

Background-Grid Based Mapping Approach to Film Cooling Meshing: Part I — Strategies and Test Cases

Ruiqin Wang, Xin Yan
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A061, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15768
https://doi.org/10.1115/GT2020-15768
View Paper titled, Background-Grid Based Mapping Approach to Film Cooling Meshing: Part I — Strategies and Test Cases
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Topics: Film cooling, Heat transfer
Journal Articles

Numerical Comparison of Leakage Flow and Rotordynamic Characteristics for Two Types of Labyrinth Seals With Baffles

Yuanqiao Zhang, Jun Li, Zhigang Li, Xin Yan
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2020, 142(9): 091008.
Paper No: GTP-20-1158
https://doi.org/10.1115/1.4048053
Published Online: August 26, 2020
View Article titled, Numerical Comparison of Leakage Flow and Rotordynamic Characteristics for Two Types of Labyrinth Seals With Baffles
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Topics: Damping, Leakage flows, Pressure, Rotors, Stiffness, Whirls, Oscillating frequencies, Cavities, Flow (Dynamics)