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Journal Articles

Aerodynamic Design of Cooling Guide for Electrical Machine in Electric Ducted Fan

Xuanyang Hu, Yuping Qian, Bijie Yang, Chaofan Dong, Yangjun Zhang, Weilin Zhuge

J. Eng. Gas Turbines Power. May 2023, 145(5): 051009.

Paper No: GTP-22-1505

DOI: https://doi.org/10.1115/1.4056016

Published Online: December 22, 2022

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Topics: Cooling, Design, Ducts, Guide vanes, Machinery, Winding (process), Stators

Journal Articles

Numerical Investigations on Gas Ingestion Mechanism Based on Flow Instabilities in Rim Seal and Cooling Characteristics of Endwall in a 1.5-Stage Axial Turbine

Qingfeng Cong, Kaiyuan Zhang, Zhigang Li, Jun Li

J. Eng. Gas Turbines Power. May 2023, 145(5): 051001.

Paper No: GTP-22-1158

DOI: https://doi.org/10.1115/1.4055826

Published Online: December 20, 2022

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Topics: Blades, Cavities, Clearances (Engineering), Cooling, Disks, Film cooling, Flow (Dynamics), Rotors, Sealants, Sealing (Process)

Journal Articles

Effect of Channel Size on Air-Cooling Performance in Interior Permanent Magnet Motor Driving Aviation Fans at High Altitude

Yu Ito, Toshinori Watanabe, Naoki Seki, Karin Hirakawa, Tomoya Inoue, Takehiro Himeno

J. Eng. Gas Turbines Power. April 2023, 145(4): 041016.

Paper No: GTP-22-1453

DOI: https://doi.org/10.1115/1.4055980

Published Online: December 13, 2022

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Topics: Cooling, Engines, Heat exchangers, Heat transfer, Motors, Permanent magnets, Pressure, Rotors, Stators, Temperature

Journal Articles

A Comparison of Static and Rotordynamic Characteristics for Three Types of Impeller Front Seals in a Liquid Oxygen Turbopump

Zhihong Jin, Kai Mao, Zhigang Li, Jun Li

J. Eng. Gas Turbines Power. March 2023, 145(3): 031025.

Paper No: GTP-22-1247

DOI: https://doi.org/10.1115/1.4055351

Published Online: December 8, 2022

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Topics: Damping, Impellers, Leakage, Oxygen, Rotors, Sealing (Process), Stators, Stiffness, Stress, Whirls

Journal Articles

Measured Leakage and Rotordynamic Force Coefficients for Two Liquid Annular Seal Configurations: Smooth-Rotor/Grooved-Stator Versus Grooved-Rotor/Smooth-Stator

Dara W. Childs, Jing Yang, Luis San Andrés, Jose M. Torres Rueda, James Alex Moreland

J. Eng. Gas Turbines Power. March 2023, 145(3): 031005.

Paper No: GTP-22-1435

DOI: https://doi.org/10.1115/1.4055638

Published Online: December 5, 2022

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Topics: Leakage, Rotors, Stators, Stiffness, Damping, Pumps

Journal Articles

Evaluating the Aerodynamic Damping At Shock Wave Boundary Layer Interacting Flow Conditions With Harmonic Balance

Jan Philipp Heners, Christian Frey, Björn Grüber, Thomas Carraro

J. Eng. Gas Turbines Power. March 2023, 145(3): 031012.

Paper No: GTP-22-1465

DOI: https://doi.org/10.1115/1.4055636

Published Online: December 5, 2022

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Topics: Boundary layers, Damping, Flow (Dynamics), Flutter (Aerodynamics), Shock waves, Turbulence, Shock (Mechanics), Stators, Reynolds-averaged Navier–Stokes equations, Simulation

Journal Articles

Unsteady Investigation of the Effect of Purge Air on the Flow Field Inside a Turbine Vane Frame Using Particle Image Velocimetry

Malte Schien, Asim Hafizovic, Florian Planck, Filippo Merli, Jakob Woisetschläger, Emil Göttlich

J. Eng. Gas Turbines Power. December 2022, 144(12): 121016.

Paper No: GTP-22-1292

DOI: https://doi.org/10.1115/1.4055663

Published Online: October 14, 2022

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Topics: Design, Flow (Dynamics), Particulate matter, Rotors, Turbines, Pressure, Stators, Fluids, Inflow

Journal Articles

Performance Assessment of Tesla Expander Using Three-Dimensional Numerical Simulation

Avinash Renuke, Alberto Traverso

J. Eng. Gas Turbines Power. November 2022, 144(11): 111006.

Paper No: GTP-22-1420

DOI: https://doi.org/10.1115/1.4055486

Published Online: September 20, 2022

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Topics: Computational fluid dynamics, Flow (Dynamics), Nozzles, Pressure, Rotors, Stators, Turbines, Disks, Fluids

Journal Articles

Integrated Aerodynamic and Structural Blade Shape Optimization of Axial Turbines Operating With Supercritical Carbon Dioxide Blended With Dopants

Abdelrahman S. Abdeldayem, Martin T. White, Andrea Paggini, Marco Ruggiero, Abdulnaser I. Sayma

J. Eng. Gas Turbines Power. October 2022, 144(10): 101016.

Paper No: GTP-22-1269

DOI: https://doi.org/10.1115/1.4055232

Published Online: September 12, 2022

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Topics: Blades, Design, Optimization, Rotors, Stators, Turbines, Computational fluid dynamics, Flow (Dynamics), Finite element analysis, Stress

Journal Articles

Multifidelity Optimization Under Uncertainty for Robust Design of a Micro-Turbofan Turbine Stage

Richard Amankwa Adjei, Xinqian Zheng, Fangyuan Lou, Chuang Ding

J. Eng. Gas Turbines Power. October 2022, 144(10): 101006.

Paper No: GTP-22-1143

DOI: https://doi.org/10.1115/1.4055231

Published Online: September 1, 2022

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Topics: Blades, Design, Flow (Dynamics), Optimization, Pressure, Turbines, Uncertainty quantification, Uncertainty, Rotors, Stators

Journal Articles

Swirl Ratio Prediction Model in Rotor-Stator Cavity With Superposed Outward Radial Throughflow Based on Region Partition

Qiang Du, Lei Xie, Guang Liu, Zengyan Lian, Jun Liu, Ran Ren

J. Eng. Gas Turbines Power. August 2022, 144(8): 081010.

Paper No: GTP-21-1650

DOI: https://doi.org/10.1115/1.4054794

Published Online: June 23, 2022

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Topics: Cavities, Flow (Dynamics), Rotors, Stators, Computational fluid dynamics, Friction, Boundary layers

Journal Articles

Efficient Optimization Design of Vortex Generators in a Highly Loaded Compressor Stator

Jiabin Li, Weiwei Li, Lucheng Ji

J. Eng. Gas Turbines Power. June 2022, 144(6): 061002.

Paper No: GTP-21-1533

DOI: https://doi.org/10.1115/1.4053707

Published Online: March 11, 2022

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Topics: Compressors, Design, Flow (Dynamics), Generators, Optimization, Pressure, Stators, Support vector machines, Vortices, Computational fluid dynamics

Journal Articles

Multirow Adjoint-Based Optimization of NICFD Turbomachinery Using a Computer-Aided Design-Based Parametrization

Roberto Agromayor, Nitish Anand, Matteo Pini, Lars O. Nord

J. Eng. Gas Turbines Power. April 2022, 144(4): 041008.

Paper No: GTP-21-1257

DOI: https://doi.org/10.1115/1.4052881

Published Online: January 21, 2022

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Topics: Blades, Design, Flow (Dynamics), Optimization, Parametrization, Turbines, Turbomachinery, Rotors, Computer-aided design, Reynolds-averaged Navier–Stokes equations

Journal Articles

Periodic Unsteady Kinematics of Hub Flows in a Shrouded Multistage Compressor

Jaehyoung Lee, Sungkyung Lim, Hyoun-Woo Shin, Sungryong Lee, Seung Jin Song

J. Eng. Gas Turbines Power. April 2022, 144(4): 041011.

Paper No: GTP-21-1571

DOI: https://doi.org/10.1115/1.4053106

Published Online: January 21, 2022

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Topics: Compressors, Flow (Dynamics), Rotors, Stators, Wakes, Corners (Structural elements), Separation (Technology), Vorticity

Journal Articles

Experimental Characterization of Losses in Bladeless Turbine Prototype

Avinash Renuke, Federico Reggio, Alberto Traverso, Matteo Pascenti

J. Eng. Gas Turbines Power. April 2022, 144(4): 041009.

Paper No: GTP-21-1519

DOI: https://doi.org/10.1115/1.4053117

Published Online: January 21, 2022

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Topics: Flow (Dynamics), Nozzles, Rotors, Stators, Turbines, Ventilation, Engineering prototypes, Pressure, Leakage, Disks

Journal Articles

Binary Repetitive Model Predictive Active Flow Control Applied to an Annular Compressor Stator Cascade With Periodic Disturbances

Benjamin Fietzke, Jan Mihalyovics, Rudibert King, Dieter Peitsch

J. Eng. Gas Turbines Power. January 2022, 144(1): 011029.

Paper No: GTP-21-1308

DOI: https://doi.org/10.1115/1.4052382

Published Online: December 9, 2021

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Topics: Blades, Cascades (Fluid dynamics), Compressors, Flow (Dynamics), Pressure, Stators, Suction, Flow control, Valves, Errors

Journal Articles

Details of Shrouded Stator Hub Cavity Flow in a Multistage Axial Compressor Part 2: Leakage Flow Characteristics in Stator Wells

Nitya Kamdar, Fangyuan Lou, Nicole L. Key

J. Eng. Gas Turbines Power. January 2022, 144(1): 011027.

Paper No: GTP-21-1334

DOI: https://doi.org/10.1115/1.4051958

Published Online: November 2, 2021

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Topics: Cavities, Flow (Dynamics), Leakage flows, Stators, Wells, Clearances (Engineering), Compressors, Temperature, Rotors, Cavity flows

Journal Articles

Detection of Machinery Failure Signs From Big Time-Series Data Obtained by Flow Simulation of Intermediate-Pressure Steam Turbines

Kazuhiko Komatsu, Hironori Miyazawa, Cheng Yiran, Masayuki Sato, Takashi Furusawa, Satoru Yamamoto, Hiroaki Kobayashi

J. Eng. Gas Turbines Power. January 2022, 144(1): 011007.

Paper No: GTP-21-1364

DOI: https://doi.org/10.1115/1.4052142

Published Online: October 13, 2021

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Topics: Blades, Computer simulation, Failure, Flow (Dynamics), Machinery, Pressure, Rotors, Stators, Steam turbines, Time series

Journal Articles

Investigation on the Robustness of Rotor/Stator Contact Interactions With Respect to Small Mistuning

Florence Nyssen, Alain Batailly

J. Eng. Gas Turbines Power. December 2021, 143(12): 121015.

Paper No: GTP-21-1287

DOI: https://doi.org/10.1115/1.4051957

Published Online: October 12, 2021

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Topics: Blades, Disks, Displacement, Engines, Simulation, Robustness, Rotors, Stators, Engineering simulation

Journal Articles

Forced Response Excitation Due to the Stator Vanes of Two and Three Compressor Stages Away

Toshimasa Miura, Naoto Sakai, Naoki Kanazawa, Kentaro Nakayama

J. Eng. Gas Turbines Power. November 2021, 143(11): 111018.

Paper No: GTP-21-1301

DOI: https://doi.org/10.1115/1.4051918

Published Online: October 4, 2021

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Topics: Blades, Compressors, Excitation, Simulation, Stators, Rotors, Fluid structure interaction, Vibration, Damping, Fluids

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Journal citation

NARROW

Aerodynamic Design of Cooling Guide for Electrical Machine in Electric Ducted Fan

Numerical Investigations on Gas Ingestion Mechanism Based on Flow Instabilities in Rim Seal and Cooling Characteristics of Endwall in a 1.5-Stage Axial Turbine

Effect of Channel Size on Air-Cooling Performance in Interior Permanent Magnet Motor Driving Aviation Fans at High Altitude

A Comparison of Static and Rotordynamic Characteristics for Three Types of Impeller Front Seals in a Liquid Oxygen Turbopump

Measured Leakage and Rotordynamic Force Coefficients for Two Liquid Annular Seal Configurations: Smooth-Rotor/Grooved-Stator Versus Grooved-Rotor/Smooth-Stator

Evaluating the Aerodynamic Damping At Shock Wave Boundary Layer Interacting Flow Conditions With Harmonic Balance

Unsteady Investigation of the Effect of Purge Air on the Flow Field Inside a Turbine Vane Frame Using Particle Image Velocimetry

Performance Assessment of Tesla Expander Using Three-Dimensional Numerical Simulation

Integrated Aerodynamic and Structural Blade Shape Optimization of Axial Turbines Operating With Supercritical Carbon Dioxide Blended With Dopants

Multifidelity Optimization Under Uncertainty for Robust Design of a Micro-Turbofan Turbine Stage

Swirl Ratio Prediction Model in Rotor-Stator Cavity With Superposed Outward Radial Throughflow Based on Region Partition

Efficient Optimization Design of Vortex Generators in a Highly Loaded Compressor Stator

Multirow Adjoint-Based Optimization of NICFD Turbomachinery Using a Computer-Aided Design-Based Parametrization

Periodic Unsteady Kinematics of Hub Flows in a Shrouded Multistage Compressor

Experimental Characterization of Losses in Bladeless Turbine Prototype

Binary Repetitive Model Predictive Active Flow Control Applied to an Annular Compressor Stator Cascade With Periodic Disturbances

Details of Shrouded Stator Hub Cavity Flow in a Multistage Axial Compressor Part 2: Leakage Flow Characteristics in Stator Wells

Detection of Machinery Failure Signs From Big Time-Series Data Obtained by Flow Simulation of Intermediate-Pressure Steam Turbines

Investigation on the Robustness of Rotor/Stator Contact Interactions With Respect to Small Mistuning

Forced Response Excitation Due to the Stator Vanes of Two and Three Compressor Stages Away

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