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Journal Articles

Dynamic Characteristics of Rotor-Squeeze Film Damper-Support System Excited by Base Harmonic Excitations Using MHB-AFT Method

Bo Zhang, Xi Chen, Fengguang Xiang, Xiaohua Gan, Guangming Ren

J. Eng. Gas Turbines Power. June 2023, 145(6): 061008.

Paper No: GTP-22-1555

DOI: https://doi.org/10.1115/1.4056048

Published Online: January 13, 2023

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Topics: Dampers, Excitation, Rotation, Rotors, Steady state, Displacement, Yaw

Journal Articles

Numerical Investigation on the Leakage and Rotordynamic Characteristics for a Hole-Pattern Seal in Wet-Gas Conditions

Zhi Fang, Zhigang Li, Jun Li

J. Eng. Gas Turbines Power. June 2023, 145(6): 061003.

Paper No: GTP-22-1241

DOI: https://doi.org/10.1115/1.4056310

Published Online: January 13, 2023

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Topics: Damping, Leakage, Numerical analysis, Pressure, Rotors, Stiffness, Clearances (Engineering), Leakage flows, Cavities, Oscillating frequencies

Journal Articles

Multi-Objective Optimization of Economy, Safety and Emissions for the Startup Scheduling of a Steam Turbine

Jianhong Chen, Ziwei Hu, Wei Li, Zhiwei Mao, Wenjian Wu, Zhenghao Gu

J. Eng. Gas Turbines Power. June 2023, 145(6): 061004.

Paper No: GTP-22-1277

DOI: https://doi.org/10.1115/1.4056427

Published Online: January 13, 2023

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Topics: Damage, Emissions, Fatigue life, Optimization, Pareto optimization, Rotors, Steam turbines, Stress, Temperature, Safety

Journal Articles

Modal Identification for Integrally Bladed Rotors Under Traveling Wave Excitation

Joseph A. Beck, Jeffrey M. Brown, Daniel L. Gillaugh, Alex A. Kaszynski

J. Eng. Gas Turbines Power. June 2023, 145(6): 061010.

Paper No: GTP-22-1625

DOI: https://doi.org/10.1115/1.4056538

Published Online: January 13, 2023

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Topics: Blades, Excitation, Spectral energy distribution, Traveling waves, Rotors, Damping, Mode shapes, Testing

Journal Articles

Experimentally Measured Effectiveness of Different Shroud Swirl Brake Profiles in a Centrifugal Compressor

Jason Wilkes, Natalie Smith, Balaji Venkataraman, Marco Vagani, Sara Goucher

J. Eng. Gas Turbines Power. May 2023, 145(5): 051012.

Paper No: GTP-21-1576

DOI: https://doi.org/10.1115/1.4056109

Published Online: January 10, 2023

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Topics: Brakes, Cavities, Compressors, Design, Flow (Dynamics), Impellers, Pressure, Probes, Rotors

Journal Articles

Experimental Force Coefficients for a Fully-Partitioned Pocket Damper Seal and Comparison to Other Two Seal Types

Adolfo Delgado, Luis San Andrés, Jing Yang, Jonathan Thiele

J. Eng. Gas Turbines Power. May 2023, 145(5): 051019.

Paper No: GTP-22-1478

DOI: https://doi.org/10.1115/1.4056347

Published Online: January 10, 2023

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Topics: Computational fluid dynamics, Dampers, Damping, Excitation, Flow (Dynamics), Leakage, Pressure, Rotors, Stiffness, Stability

Journal Articles

Measurement of Inertial and Acoustic Waves in a Turbine Chute Rim Seal Cavity

Anna Bru Revert, Paul F. Beard, John W. Chew

J. Eng. Gas Turbines Power.

Paper No: GTP-22-1603

DOI: https://doi.org/10.1115/1.4056552

Published Online: December 22, 2022

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Topics: Acoustics, Cavities, Turbines, Waves, Flow (Dynamics), Pressure, Pressure transducers, Inspection, Measurement systems, Rotors

Journal Articles

Methodology for the Redesign of Compressor Blades Undergoing Nonlinear Structural Interactions: Application to Blade-Tip/Casing Contacts

Solène Kojtych, Florence Nyssen, Charles Audet, Alain Batailly

J. Eng. Gas Turbines Power. May 2023, 145(5): 051002.

Paper No: GTP-22-1332

DOI: https://doi.org/10.1115/1.4055681

Published Online: December 20, 2022

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Topics: Blades, Rotors

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 System Mode and Structural Damping Perturbation on the Mistuned Forced Response and Aerodynamic Damping of Embedded Compressor Rotors

Shreyas Hegde, Jonathan D. Inge, Robert Kielb

J. Eng. Gas Turbines Power. May 2023, 145(5): 051004.

Paper No: GTP-22-1389

DOI: https://doi.org/10.1115/1.4055832

Published Online: December 20, 2022

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Topics: Blades, Compressors, Damping, Flutter (Aerodynamics), Rotors

Journal Articles

Finite Element Analysis of Bent Rotors

Konrad Juethner, Ted Rose, J. S. Kumar, Jianming Cao, Gregory M. Savela, Chris J. Zuck, Parag H. Mathuria

J. Eng. Gas Turbines Power. January 2023, 145(1): 011025.

Paper No: GTP-22-1404

DOI: https://doi.org/10.1115/1.4055452

Published Online: December 14, 2022

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Topics: Rotors, Bearings

Journal Articles

Stability of a Rotor Partially Filled With Fluid: Test Facility and Experimental Results

Marie Kasprzyk, John Sentmanat, Adolfo Delgado

J. Eng. Gas Turbines Power. April 2023, 145(4): 041019.

Paper No: GTP-22-1517

DOI: https://doi.org/10.1115/1.4055946

Published Online: December 13, 2022

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Topics: Damping, Fluids, Rotors, Vibration, Waves, Bearings, Whirls

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

Machine-Learning Clustering Methods Applied to Detection of Noise Sources in Low-Speed Axial Fan

Lorenzo Tieghi, Stefan Becker, Alessandro Corsini, Giovanni Delibra, Stefan Schoder, Felix Czwielong

J. Eng. Gas Turbines Power. March 2023, 145(3): 031020.

Paper No: GTP-22-1291

DOI: https://doi.org/10.1115/1.4055417

Published Online: December 8, 2022

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Topics: Algorithms, Blades, Flow (Dynamics), Machine learning, Noise (Sound), Simulation, Optimization, Pressure, Turbulence, Computation

Journal Articles

Stability Analysis of an Industrial Blade Accounting for a Blade-Tip/Casing Nonlinear Interface

Yann Colaïtis, Alain Batailly

J. Eng. Gas Turbines Power. April 2023, 145(4): 041003.

Paper No: GTP-22-1331

DOI: https://doi.org/10.1115/1.4055492

Published Online: December 8, 2022

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Topics: Blades, Stability, Rotors, Computation, Accounting

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

A Methodology for a Coupled Structural–Computational Fluid Dynamics Analysis of Compressor Rotor Blades Subjected to Ice Impact With Uncertain Impactor Parameters

Holger Böhm, Lars Högner, Marcus Meyer, Ronald Mailach, Andreas Hornig, Maik Gude

J. Eng. Gas Turbines Power. March 2023, 145(3): 031001.

Paper No: GTP-22-1415

DOI: https://doi.org/10.1115/1.4055687

Published Online: December 5, 2022

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Topics: Blades, Compressors, Computational fluid dynamics, Deformation, Ice, Rotors, Simulation, Density, Fluids

Journal Articles

Influence of Different Flow Solvers and Off-Design Conditions on the Determination of Fan-Rotor Wakes for Broadband Noise Prediction

Robert Meier zu Ummeln, Antoine Moreau, Markus Schnoes

J. Eng. Gas Turbines Power. March 2023, 145(3): 031013.

Paper No: GTP-22-1471

DOI: https://doi.org/10.1115/1.4055753

Published Online: December 5, 2022

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Topics: Flow (Dynamics), Noise (Sound), Rotors, Turbulence, Wakes, Design, Pressure

Journal Articles

The Interaction of Main Stream Flow and Cavity Flows in Turbine Center Frames and Turbine Vane Frames

Filippo Merli, Asim Hafizovic, Nicolas Krajnc, Malte Schien, Andreas Peters, Franz Heitmeir, Emil Göttlich

J. Eng. Gas Turbines Power. February 2023, 145(2): 021027.

Paper No: GTP-22-1393

DOI: https://doi.org/10.1115/1.4055870

Published Online: December 5, 2022

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Topics: Ducts, Flow (Dynamics), Pressure, Struts (Engineering), Turbines, Rotors, Vorticity, Cavities, Computational fluid dynamics

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Journal citation

NARROW

Manuscript

Dynamic Characteristics of Rotor-Squeeze Film Damper-Support System Excited by Base Harmonic Excitations Using MHB-AFT Method

Numerical Investigation on the Leakage and Rotordynamic Characteristics for a Hole-Pattern Seal in Wet-Gas Conditions

Multi-Objective Optimization of Economy, Safety and Emissions for the Startup Scheduling of a Steam Turbine

Modal Identification for Integrally Bladed Rotors Under Traveling Wave Excitation

Experimentally Measured Effectiveness of Different Shroud Swirl Brake Profiles in a Centrifugal Compressor

Experimental Force Coefficients for a Fully-Partitioned Pocket Damper Seal and Comparison to Other Two Seal Types

Measurement of Inertial and Acoustic Waves in a Turbine Chute Rim Seal Cavity

Methodology for the Redesign of Compressor Blades Undergoing Nonlinear Structural Interactions: Application to Blade-Tip/Casing Contacts

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 System Mode and Structural Damping Perturbation on the Mistuned Forced Response and Aerodynamic Damping of Embedded Compressor Rotors

Finite Element Analysis of Bent Rotors

Stability of a Rotor Partially Filled With Fluid: Test Facility and Experimental Results

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

Machine-Learning Clustering Methods Applied to Detection of Noise Sources in Low-Speed Axial Fan

Stability Analysis of an Industrial Blade Accounting for a Blade-Tip/Casing Nonlinear Interface

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

A Methodology for a Coupled Structural–Computational Fluid Dynamics Analysis of Compressor Rotor Blades Subjected to Ice Impact With Uncertain Impactor Parameters

Influence of Different Flow Solvers and Off-Design Conditions on the Determination of Fan-Rotor Wakes for Broadband Noise Prediction

The Interaction of Main Stream Flow and Cavity Flows in Turbine Center Frames and Turbine Vane Frames

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