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Journal Articles

Cooling and Flow Characteristics of Multi-Channel Wall Jet Structure With Film Holes at Blade Leading Edge

Huihui Wang, Qinghua Deng, Wei He, Zhenping Feng
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. June 2023, 145(6): 061009.
Paper No: TURBO-22-1229
https://doi.org/10.1115/1.4056513
Published Online: January 9, 2023
View Article titled, Cooling and Flow Characteristics of Multi-Channel Wall Jet Structure With Film Holes at Blade Leading Edge
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Topics: Blades, Cooling, Flow (Dynamics), Coolants, Composite materials
Proceedings Papers

Windage Loss and Flow Characteristics in Impeller Back Clearance of sCO 2 Centrifugal Compressor

Lehao Hu, Qinghua Deng, Zhigang Li, Jun Li, Zhenping Feng
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A018, June 13–17, 2022
Paper No: GT2022-82921
https://doi.org/10.1115/GT2022-82921
View Paper titled, Windage Loss and Flow Characteristics in Impeller Back Clearance of sCO 2 Centrifugal Compressor
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Topics: Clearances (Engineering), Compressors, Flow (Dynamics), Impellers
Proceedings Papers

Crossflow Effect on Heat Transfer and Flow Characteristics of Simplified Double Wall Cooling Structure

Juan He, Qinghua Deng, Kun Xiao, Zhenping Feng
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A033, June 13–17, 2022
Paper No: GT2022-82769
https://doi.org/10.1115/GT2022-82769
View Paper titled, Crossflow Effect on Heat Transfer and Flow Characteristics of Simplified Double Wall Cooling Structure
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Topics: Cooling, Flow (Dynamics), Heat transfer
Journal Articles

Heat Transfer Enhancement of Impingement Cooling by Different Crossflow Diverters

Juan He, Qinghua Deng, Kun Xiao, Zhenping Feng
Journal: ASME Journal of Heat and Mass Transfer
Article Type: Research-Article
J. Heat Mass Transfer. April 2022, 144(4): 042001.
Paper No: HT-21-1404
https://doi.org/10.1115/1.4053275
Published Online: January 25, 2022
View Article titled, Heat Transfer Enhancement of Impingement Cooling by Different Crossflow Diverters
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Topics: Flow (Dynamics), Heat transfer, Impingement cooling, Jets, Turbulence, Reynolds number, Friction, Coolants
Includes: Supplementary data
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

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
Journal Articles

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
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. September 2021, 143(9): 091005.
Paper No: TURBO-20-1405
https://doi.org/10.1115/1.4050608
Published Online: May 3, 2021
View Article titled, Effects of Turning Angle and Turning Internal Radius on Channel Impingement Cooling for a Novel Internal Cooling Structure
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Topics: Coolants, Cooling, Flow (Dynamics), Heat transfer, Impingement cooling, Pressure, Reynolds number, Turbulence, Turning angles, Vortices
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

Conjugate Heat Transfer Characteristics of Double Wall Cooling on a Film Plate With Gradient Thickness

Juan He, Qinghua Deng, Weilun Zhou, Wei He, Tieyu Gao, Zhenping Feng
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A008, September 21–25, 2020
Paper No: GT2020-14275
https://doi.org/10.1115/GT2020-14275
View Paper titled, Conjugate Heat Transfer Characteristics of Double Wall Cooling on a Film Plate With Gradient Thickness
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Topics: Cooling, Flow (Dynamics), Heat transfer
Proceedings Papers

Design and Aerodynamic Performance Investigations of Centrifugal Compressor for 150kW Class Supercritical Carbon Dioxide Simple Brayton Cycle

Run Cao, Zhigang Li, Qinghua Deng, Jun Li
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T31A019, September 21–25, 2020
Paper No: GT2020-16156
https://doi.org/10.1115/GT2020-16156
View Paper titled, Design and Aerodynamic Performance Investigations of Centrifugal Compressor for 150kW Class Supercritical Carbon Dioxide Simple Brayton Cycle
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Topics: Brayton cycle, Compressors, Design, Supercritical carbon dioxide, Flow (Dynamics), Impellers, Clearances (Engineering), Leakage flows, Cycles, Numerical stability
Proceedings Papers

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

Wei He, Qinghua Deng, Juan He, Tieyu Gao, Zhenping Feng
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT11A005, June 17–21, 2019
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
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Topics: Cooling, Geometry, Pressure, Reynolds number
Proceedings Papers

Investigations on Unsteady Flow Excitation and Mechanical Performance of Last Turbine Stage Long Blade Using Fluid-Structure Interaction Method

Jun Li, Zhigang Li, Liming Song, Qinghua Deng
Proc. ASME. IMECE2018, Volume 1: Advances in Aerospace Technology, V001T03A002, November 9–15, 2018
Paper No: IMECE2018-86950
https://doi.org/10.1115/IMECE2018-86950
View Paper titled, Investigations on Unsteady Flow Excitation and Mechanical Performance of Last Turbine Stage Long Blade Using Fluid-Structure Interaction Method
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Topics: Blades, Equipment performance, Excitation, Fluid structure interaction, Turbines, Unsteady flow, Pressure, Finite element methods, Rotors, Separation (Technology)
Proceedings Papers

Effects of Hole Pitch to Diameter Ratio P/D of Impingement and Film Hole on Laminated Cooling Effectiveness

Weilun Zhou, Qinghua Deng, Wei He, Zhenping Feng
Proc. ASME. GT2017, Volume 5A: Heat Transfer, V05AT10A005, June 26–30, 2017
Paper No: GT2017-64566
https://doi.org/10.1115/GT2017-64566
View Paper titled, Effects of Hole Pitch to Diameter Ratio P/D of Impingement and Film Hole on Laminated Cooling Effectiveness
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Topics: Cooling, Pressure, Coolants, Blades, Flow (Dynamics), Gas turbines, Heat transfer, Mach number
Proceedings Papers

Influence of Disc Spacing Distance on the Aerodynamic Performance and Flow Field of Tesla Turbines

Wenjiao Qi, Qinghua Deng, Zhenping Feng, Qi Yuan
Proc. ASME. GT2016, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T23A035, June 13–17, 2016
Paper No: GT2016-57971
https://doi.org/10.1115/GT2016-57971
View Paper titled, Influence of Disc Spacing Distance on the Aerodynamic Performance and Flow Field of Tesla Turbines
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Topics: Disks, Flow (Dynamics), Turbines, Design, Rotors
Proceedings Papers

Conjugate Heat Transfer Analysis for Laminated Cooling Effectiveness: Part B — Effects of Film Hole Incline Angle

Qinghua Deng, Weilun Zhou, Zhenping Feng
Proc. ASME. GT2016, Volume 5A: Heat Transfer, V05AT10A009, June 13–17, 2016
Paper No: GT2016-57256
https://doi.org/10.1115/GT2016-57256
View Paper titled, Conjugate Heat Transfer Analysis for Laminated Cooling Effectiveness: Part B — Effects of Film Hole Incline Angle
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Topics: Cooling, Heat transfer, Flat plates, Pressure, Blades, Combustion, Coolants, Flow separation, Gas turbines
Proceedings Papers

Conjugate Heat Transfer Analysis for Laminated Cooling Effectiveness: Part A — Effects of Surface Curvature

Weilun Zhou, Qinghua Deng, Zhenping Feng
Proc. ASME. GT2016, Volume 5A: Heat Transfer, V05AT10A008, June 13–17, 2016
Paper No: GT2016-57243
https://doi.org/10.1115/GT2016-57243
View Paper titled, Conjugate Heat Transfer Analysis for Laminated Cooling Effectiveness: Part A — Effects of Surface Curvature
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Topics: Cooling, Heat transfer, Film cooling, Flat plates, Pressure, Blades, Combustion chambers, Flow (Dynamics), Gas turbines, Impingement cooling
Journal Articles

Thermodynamic and Economic Analysis and Multi-objective Optimization of Supercritical CO 2 Brayton Cycles

Hang Zhao, Qinghua Deng, Wenting Huang, Dian Wang, Zhenping Feng
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2016, 138(8): 081602.
Paper No: GTP-15-1585
https://doi.org/10.1115/1.4032666
Published Online: March 15, 2016
View Article titled, Thermodynamic and Economic Analysis and Multi-objective Optimization of Supercritical CO 2 Brayton Cycles
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Topics: Cycles, Exergy, Optimization, Pareto optimization, Pressure, Temperature, Turbines, Heat exchangers, Brayton cycle, Artificial neural networks
Proceedings Papers

Aerothermodynamic Design and Numerical Investigation of Supercritical Carbon Dioxide Turbine

Hanzhen Zhang, Hang Zhao, Qinghua Deng, Zhenping Feng
Proc. ASME. GT2015, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T36A007, June 15–19, 2015
Paper No: GT2015-42619
https://doi.org/10.1115/GT2015-42619
View Paper titled, Aerothermodynamic Design and Numerical Investigation of Supercritical Carbon Dioxide Turbine
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Topics: Design, Supercritical carbon dioxide, Turbines, Aerodynamics, Computer software, National Institute of Standards and Technology, Compression, Computational fluid dynamics, Cycles, Databases
Proceedings Papers

The Influence of Tip Clearance on Supercritical CO 2 Centrifugal Compressor Performance

Hang Zhao, Qinghua Deng, Hanzhen Zhang, Zhenping Feng
Proc. ASME. GT2015, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T36A008, June 15–19, 2015
Paper No: GT2015-42627
https://doi.org/10.1115/GT2015-42627
View Paper titled, The Influence of Tip Clearance on Supercritical CO 2 Centrifugal Compressor Performance
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Topics: Clearances (Engineering), Compressors, Supercritical carbon dioxide, Blades, Pressure, Flow (Dynamics), Carbon dioxide, Vortices, Brayton cycle, Compression
Proceedings Papers

Thermodynamic and Economic Analysis and Multi-Objective Optimization of Supercritical CO 2 Brayton Cycles

Hang Zhao, Qinghua Deng, Wenting Huang, Zhenping Feng
Proc. ASME. GT2015, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T36A009, June 15–19, 2015
Paper No: GT2015-42631
https://doi.org/10.1115/GT2015-42631
View Paper titled, Thermodynamic and Economic Analysis and Multi-Objective Optimization of Supercritical CO 2 Brayton Cycles
Open the PDF for Thermodynamic and Economic Analysis and Multi-Objective Optimization of Supercritical CO 2 Brayton Cycles in another window
Topics: Brayton cycle, Economic analysis, Pareto optimization, Supercritical carbon dioxide, Cycles, Exergy, Temperature, Artificial neural networks, Heat exchangers, Turbines