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Journal Articles

Static and Rotordynamic Characteristics for Two Types of Novel Hole-Pattern Seals Operating in Supercritical CO 2 Turbomachinery

Zhigang Li, Zhuocong Li, Jun Li, Zhenping Feng

J. Eng. Gas Turbines Power. July 2022, 144(7): 071006.

Paper No: GTP-21-1636

DOI: https://doi.org/10.1115/1.4054374

Published Online: May 20, 2022

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Topics: Brakes, Cavities, Clearances (Engineering), Dampers, Damping, Fluids, Pressure, Rotors, Stiffness, Supercritical carbon dioxide

Journal Articles

Nonlinear Vibration Analysis of Turbine Bladed Disks With Midspan Dampers

Erhan Ferhatoglu, Stefano Zucca, Daniele Botto, Jury Auciello, Lorenzo Arcangeli

J. Eng. Gas Turbines Power. April 2022, 144(4): 041021.

Paper No: GTP-21-1567

DOI: https://doi.org/10.1115/1.4053107

Published Online: February 21, 2022

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Topics: Blades, Dampers, Disks, Friction, Stress, Resonance, Nonlinear vibration, Turbines, Vibration

Journal Articles

Impact of Mistuned Underplatform Dampers on the Nonlinear Vibration of Bladed Disks

Samuel Quaegebeur, Benjamin Chouvion, Fabrice Thouverez

J. Eng. Gas Turbines Power. December 2021, 143(12): 121023.

Paper No: GTP-21-1277

DOI: https://doi.org/10.1115/1.4051868

Published Online: October 13, 2021

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Topics: Dampers, Disks, Displacement, Friction, Optimization, Blades, Nonlinear vibration

Journal Articles

An Analytical Two-Phase Flow Model for Prediction of Leakage in Wet Gas Labyrinth Seals and Pocket Damper Seals. Is Simplicity Still Desired?

Jing Yang, Luis San Andrés

J. Eng. Gas Turbines Power. December 2021, 143(12): 121016.

Paper No: GTP-21-1296

DOI: https://doi.org/10.1115/1.4051916

Published Online: October 12, 2021

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Topics: Dampers, Flow (Dynamics), Leakage, Pressure, Two-phase flow, Computational fluid dynamics, Blades, Cavities, Rotors, Clearances (Engineering)

Journal Articles

On the Performance of Wavy Dry Friction and Piezoelectric Hybrid Flexible Dampers

Y. G. Wu, Y. Fan, L. Li, Z. M. Zhao

J. Eng. Gas Turbines Power. December 2021, 143(12): 121010.

Paper No: GTP-21-1317

DOI: https://doi.org/10.1115/1.4051955

Published Online: October 5, 2021

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Topics: Dampers, Damping, Dry friction, Friction, Resonance, Vibration

Journal Articles

Numerical Evaluation and High-Speed Rotating Test on Circular Arc Spring Dampers for Centrifugal Compressors

Ryota Takeuchi, Hidetsugu Ishimaru, Hideaki Yamashita, Takahiko Inoue, Shota Yabui, Tsuyoshi Inoue

J. Eng. Gas Turbines Power. December 2021, 143(12): 121006.

Paper No: GTP-21-1342

DOI: https://doi.org/10.1115/1.4051986

Published Online: October 4, 2021

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Topics: Bearings, Cavitation, Compressors, Dampers, Damping, Excitation, Fluids, Springs, Pressure, Stiffness

Journal Articles

On the Experimental Dynamic Force Performance of a Squeeze Film Damper Supplied Through a Check Valve and Sealed With O-Rings

Luis San Andrés, Bryan Rodríguez

J. Eng. Gas Turbines Power. November 2021, 143(11): 111011.

Paper No: GTP-21-1380

DOI: https://doi.org/10.1115/1.4051964

Published Online: September 30, 2021

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Topics: Dampers, Damping, Lubricants, Pressure, Seals, Stiffness, Valves, Stress

Journal Articles

An Accelerating Sweep Frequency Excitation Method for the Rotordynamic Coefficients Identification of Annular Gas Seals Based on Computational Fluid Dynamics

Qianlei Gu, Jiangang Yang, Wanfu Zhang, Mingjie Zhang

J. Eng. Gas Turbines Power. September 2021, 143(9): 091021.

Paper No: GTP-20-1814

DOI: https://doi.org/10.1115/1.4051101

Published Online: June 17, 2021

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Topics: Computational fluid dynamics, Computer simulation, Damping, Excitation, Rotors, Transients (Dynamics), Whirls, Resolution (Optics), Dampers, Stiffness

Journal Articles

Leakage and Rotordynamic Characteristics for Three Types of Annular Gas Seals Operating in Supercritical CO 2 Turbomachinery

Zhigang Li, Zhuocong Li, Jun Li, Zhenping Feng

J. Eng. Gas Turbines Power. October 2021, 143(10): 101002.

Paper No: GTP-21-1024

DOI: https://doi.org/10.1115/1.4051104

Published Online: June 17, 2021

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Topics: Brakes, Cavities, Dampers, Damping, Fluids, Leakage, Pressure, Rotors, Stiffness, Supercritical carbon dioxide

Journal Articles

Additively Manufactured Compliant Hybrid Gas Thrust Bearing for Supercritical Carbon Dioxide Turbomachinery: Design and Proof of Concept Testing

Bugra Ertas

J. Eng. Gas Turbines Power. August 2021, 143(8): 081024.

Paper No: GTP-20-1710

DOI: https://doi.org/10.1115/1.4050865

Published Online: May 7, 2021

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Topics: Bearings, Design, Stress, Testing, Thrust, Thrust bearings, Turbomachinery, Additive manufacturing, Springs, Stiffness

Journal Articles

Platform-Centered Reduction: A Process Capturing the Essentials for Blade-Damper Coupled Optimization

Chiara Gastaldi, Muzio M. Gola

J. Eng. Gas Turbines Power. August 2021, 143(8): 081001.

Paper No: GTP-20-1470

DOI: https://doi.org/10.1115/1.4049187

Published Online: March 31, 2021

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Topics: Airfoils, Blades, Dampers, Excitation, Design, Optimization

Journal Articles

Experimental Evaluation of Dynamic Characteristics of Circular Arc Spring Dampers for Rotating Machinery

Ryota Takeuchi, Hidetsugu Ishimaru, Hideaki Yamashita, Shota Yabui, Tsuyoshi Inoue

J. Eng. Gas Turbines Power. June 2021, 143(6): 061008.

Paper No: GTP-20-1481

DOI: https://doi.org/10.1115/1.4049164

Published Online: March 15, 2021

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Topics: Dampers, Damping, Machinery, Shock absorbers, Springs, Stiffness, Excitation, Clearances (Engineering)

Journal Articles

Static and Rotordynamic Characteristics for Two Types of Novel Mixed Liquid Damper Seals With Hole-Pattern/Pocket-Textured Stator and Helically Grooved Rotor

Zhigang Li, Zhi Fang, Jun Li, Zhenping Feng

J. Eng. Gas Turbines Power. April 2021, 143(4): 041019.

Paper No: GTP-20-1726

DOI: https://doi.org/10.1115/1.4049890

Published Online: February 26, 2021

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Topics: Dampers, Drag (Fluid dynamics), Fluids, Leakage, Rotors, Stators, Stiffness, Damping, Numerical analysis, Flow (Dynamics)

Journal Articles

On the Leakage and Dynamic Force Coefficients of a Novel Stepped Shaft Pocket Damper Seal: Experimental and Numerical Verification

Jing Yang, Luis San Andrés, Xueliang Lu

J. Eng. Gas Turbines Power. March 2021, 143(3): 031002.

Paper No: GTP-20-1432

DOI: https://doi.org/10.1115/1.4048459

Published Online: February 8, 2021

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Topics: Clearances (Engineering), Computational fluid dynamics, Dampers, Damping, Leakage, Pressure, Rotors, Manufacturing, Flow (Dynamics), Stiffness

Journal Articles

Nonlinear Modal Analysis of Frictional Ring Damper for Compressor Blisk

Yekai Sun, Jie Yuan, Enora Denimal, Loïc Salles

J. Eng. Gas Turbines Power. March 2021, 143(3): 031008.

Paper No: GTP-20-1592

DOI: https://doi.org/10.1115/1.4049761

Published Online: February 8, 2021

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Topics: Dampers, Damping, Friction, Modal analysis, Resonance, Compressors, Finite element model, Nonlinear vibration, Disks

Journal Articles

Experimental and Numerical Assessment of Mistuning Effects on Vibratory Response of a Bladed Disk With Underplatform Dampers

S. Mehrdad Pourkiaee, Teresa Berruti, Stefano Zucca, Geoffrey Neuville

J. Eng. Gas Turbines Power. March 2021, 143(3): 031010.

Paper No: GTP-20-1629

DOI: https://doi.org/10.1115/1.4049772

Published Online: February 8, 2021

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Topics: Blades, Dampers, Damping, Disks, Excitation, Friction, Modeling, Finite element model, Computer simulation, Dynamics (Mechanics)

Journal Articles

Topological Optimization of Under-Platform Dampers With Moving Morphable Components and Global Optimization Algorithm for Nonlinear Frequency Response

E. Denimal, F. El Haddad, C. Wong, L. Salles

J. Eng. Gas Turbines Power. February 2021, 143(2): 021021.

Paper No: GTP-20-1577

DOI: https://doi.org/10.1115/1.4049666

Published Online: February 1, 2021

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Topics: Dampers, Geometry, Optimization, Optimization algorithms, Topology, Blades, Friction

Journal Articles

On the Efficiency of a Conical Underplatform Damper for Turbines

E. Denimal, C. Wong, L. Salles, L. Pesaresi

J. Eng. Gas Turbines Power. February 2021, 143(2): 021020.

Paper No: GTP-20-1574

DOI: https://doi.org/10.1115/1.4049665

Published Online: February 1, 2021

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Topics: Dampers, Wedges, Kinematics

Journal Articles

On the Effect of the Gap of End Seals on Force Coefficients of a Test Integral Squeeze Film Damper: Experiments and Predictions

Xueliang Lu, Luis San Andrés, Bonjin Koo, Scott Tran

J. Eng. Gas Turbines Power. January 2021, 143(1): 011014.

Paper No: GTP-20-1464

DOI: https://doi.org/10.1115/1.4048700

Published Online: January 4, 2021

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Topics: Dampers, Flow (Dynamics), Stiffness, Bearings, Damping, Lubricants, Excitation, Stress

Journal Articles

Modeling Complex Contact Conditions and Their Effect on Blade Dynamics

Chiara Gastaldi, Johann Gross, Maren Scheel, Teresa M. Berruti, Malte Krack

J. Eng. Gas Turbines Power. January 2021, 143(1): 011007.

Paper No: GTP-20-1469

DOI: https://doi.org/10.1115/1.4049186

Published Online: December 24, 2020

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Topics: Blades, Dampers, Hardening, Simulation, Stiffness, Pressure, Modeling, Friction, Vibration, Dynamics (Mechanics)

2 3 4 5

Journal citation

NARROW

Static and Rotordynamic Characteristics for Two Types of Novel Hole-Pattern Seals Operating in Supercritical CO 2 Turbomachinery

Nonlinear Vibration Analysis of Turbine Bladed Disks With Midspan Dampers

Impact of Mistuned Underplatform Dampers on the Nonlinear Vibration of Bladed Disks

An Analytical Two-Phase Flow Model for Prediction of Leakage in Wet Gas Labyrinth Seals and Pocket Damper Seals. Is Simplicity Still Desired?

On the Performance of Wavy Dry Friction and Piezoelectric Hybrid Flexible Dampers

Numerical Evaluation and High-Speed Rotating Test on Circular Arc Spring Dampers for Centrifugal Compressors

On the Experimental Dynamic Force Performance of a Squeeze Film Damper Supplied Through a Check Valve and Sealed With O-Rings

An Accelerating Sweep Frequency Excitation Method for the Rotordynamic Coefficients Identification of Annular Gas Seals Based on Computational Fluid Dynamics

Leakage and Rotordynamic Characteristics for Three Types of Annular Gas Seals Operating in Supercritical CO 2 Turbomachinery

Additively Manufactured Compliant Hybrid Gas Thrust Bearing for Supercritical Carbon Dioxide Turbomachinery: Design and Proof of Concept Testing

Platform-Centered Reduction: A Process Capturing the Essentials for Blade-Damper Coupled Optimization

Experimental Evaluation of Dynamic Characteristics of Circular Arc Spring Dampers for Rotating Machinery

Static and Rotordynamic Characteristics for Two Types of Novel Mixed Liquid Damper Seals With Hole-Pattern/Pocket-Textured Stator and Helically Grooved Rotor

On the Leakage and Dynamic Force Coefficients of a Novel Stepped Shaft Pocket Damper Seal: Experimental and Numerical Verification

Nonlinear Modal Analysis of Frictional Ring Damper for Compressor Blisk

Experimental and Numerical Assessment of Mistuning Effects on Vibratory Response of a Bladed Disk With Underplatform Dampers

Topological Optimization of Under-Platform Dampers With Moving Morphable Components and Global Optimization Algorithm for Nonlinear Frequency Response

On the Efficiency of a Conical Underplatform Damper for Turbines

On the Effect of the Gap of End Seals on Force Coefficients of a Test Integral Squeeze Film Damper: Experiments and Predictions

Modeling Complex Contact Conditions and Their Effect on Blade Dynamics

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