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Journal Articles

A Novel Yield Criterion for Nickel-Based Superalloys

Firat Irmak, Kevin Hanekom, Alex Torkaman, Ali P. Gordon
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051016.
Paper No: GTP-22-1364
https://doi.org/10.1115/1.4055920
Published Online: January 10, 2023
View Article titled, A Novel Yield Criterion for Nickel-Based Superalloys
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Topics: Alloys, Anisotropy, Modeling, Nickel, Superalloys, Temperature, Stress, Crystals
Journal Articles

Turbulence Anisotropy Investigations in an Internal Combustion Engine

James R. MacDonald, Claudia M. Fajardo
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2021, 143(9): 091011.
Paper No: GTP-21-1008
https://doi.org/10.1115/1.4050633
Published Online: May 13, 2021
View Article titled, Turbulence Anisotropy Investigations in an Internal Combustion Engine
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Topics: Anisotropy, Compression, Internal combustion engines, Turbulence, Tensors, Flow (Dynamics), Pistons, Engines, Cylinders
Journal Articles

Sensitivity and Forced Response Analysis of Anisotropy-Mistuned Bladed Disks With Nonlinear Contact Interfaces

Adam Koscso, Evgeny Petrov
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2019, 141(10): 101025.
Paper No: GTP-19-1459
https://doi.org/10.1115/1.4044883
Published Online: September 26, 2019
View Article titled, Sensitivity and Forced Response Analysis of Anisotropy-Mistuned Bladed Disks With Nonlinear Contact Interfaces
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Topics: Anisotropy, Blades, Disks, Excitation
Journal Articles

Reduced-Order Modeling for Stability and Steady-State Response Analysis of Asymmetric Rotor Using Three-Dimensional Finite Element Model

Zhaoli Zheng, Yonghui Xie, Di Zhang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2019, 141(10): 101001.
Paper No: GTP-19-1328
https://doi.org/10.1115/1.4044217
Published Online: July 22, 2019
View Article titled, Reduced-Order Modeling for Stability and Steady-State Response Analysis of Asymmetric Rotor Using Three-Dimensional Finite Element Model
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Topics: Bearings, Modeling, Rotors, Stability, Steady state, Damping, Anisotropy, Stiffness, Equations of motion, Finite element model
Journal Articles

Quasi-Static Thermal Modeling of Multiscale Sliding Contact for Unlubricated Brush Seal Materials

Qingfeng Xia, David R. H. Gillespie, Andrew K. Owen, Gervas Franceschini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2019, 141(7): 071016.
Paper No: GTP-19-1004
https://doi.org/10.1115/1.4042722
Published Online: February 18, 2019
View Article titled, Quasi-Static Thermal Modeling of Multiscale Sliding Contact for Unlubricated Brush Seal Materials
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Topics: Disks, Heat, Rotating disks, Temperature, Thermal conductivity, Modeling, Heating, Heat transfer, Anisotropy, Boundary-value problems
Journal Articles

Analysis of Deformation of Mistuned Bladed Disks With Friction and Random Crystal Anisotropy Orientation Using Gradient-Based Polynomial Chaos Expansion

Rahul Rajasekharan, E. P. Petrov
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2019, 141(4): 041016.
Paper No: GTP-18-1302
https://doi.org/10.1115/1.4040906
Published Online: December 3, 2018
View Article titled, Analysis of Deformation of Mistuned Bladed Disks With Friction and Random Crystal Anisotropy Orientation Using Gradient-Based Polynomial Chaos Expansion
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Topics: Blades, Disks, Anisotropy, Polynomials, Chaos
Journal Articles

High-Fidelity Sensitivity Analysis of Modal Properties of Mistuned Bladed Disks Regarding Material Anisotropy

Adam Koscso, Guido Dhondt, E. P. Petrov
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2019, 141(2): 021036.
Paper No: GTP-18-1299
https://doi.org/10.1115/1.4040900
Published Online: November 30, 2018
View Article titled, High-Fidelity Sensitivity Analysis of Modal Properties of Mistuned Bladed Disks Regarding Material Anisotropy
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Topics: Anisotropy, Blades, Disks, Mode shapes
Journal Articles

Analysis of Forced Response for Bladed Disks Mistuned by Material Anisotropy Orientation Scatters

Chaoping Zang, Yuanqiu Tan, E. P. Petrov
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2018, 140(2): 022503.
Paper No: GTP-16-1501
https://doi.org/10.1115/1.4037863
Published Online: October 10, 2017
View Article titled, Analysis of Forced Response for Bladed Disks Mistuned by Material Anisotropy Orientation Scatters
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Topics: Anisotropy, Blades, Disks, Modeling
Journal Articles

Rotordynamic Energy Expressions for General Anisotropic Finite Element Systems

Manoj Settipalli, Venkatarao Ganji, Theodore Brockett
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2018, 140(2): 022502.
Paper No: GTP-17-1307
https://doi.org/10.1115/1.4037722
Published Online: October 4, 2017
View Article titled, Rotordynamic Energy Expressions for General Anisotropic Finite Element Systems
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Topics: Anisotropy, Bearings, Damping, Eigenvalues, Kinetic energy, Stiffness, Mode shapes, Stability, Displacement, Finite element analysis
Journal Articles

Frequency and Stability Analysis Method of Asymmetric Anisotropic Rotor-Bearing System Based on Three-Dimensional Solid Finite Element Method

Ma Wei Meng, Wang Jian Jun, Wang Zhi
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2015, 137(10): 102502.
Paper No: GTP-15-1014
https://doi.org/10.1115/1.4029968
Published Online: October 1, 2015
View Article titled, Frequency and Stability Analysis Method of Asymmetric Anisotropic Rotor-Bearing System Based on Three-Dimensional Solid Finite Element Method
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Topics: Anisotropy, Bearings, Rotors, Stability
Journal Articles

A Cyclic Life Prediction Approach for Directionally Solidified Nickel Superalloys

Roland Mücke, Piyawan Woratat
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. May 2010, 132(5): 052401.
https://doi.org/10.1115/1.3205027
Published Online: March 4, 2010
View Article titled, A Cyclic Life Prediction Approach for Directionally Solidified Nickel Superalloys
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Topics: Anisotropy, Failure, Stress, Superalloys, Nickel, Cycles, Fatigue, Creep, Gas turbines
Journal Articles

Deposition of TRISO Particles With Superhard SiC Coatings and the Characterization of Anisotropy by Raman Spectroscopy

E. López-Honorato, P. J. Meadows, J. Tan, Y. Xiang, P. Xiao
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. July 2009, 131(4): 042905.
https://doi.org/10.1115/1.3095804
Published Online: April 16, 2009
View Article titled, Deposition of TRISO Particles With Superhard SiC Coatings and the Characterization of Anisotropy by Raman Spectroscopy
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Topics: Anisotropy, Coatings, Particulate matter, Raman spectroscopy
Journal Articles

Damping Ratio Estimation Techniques for Rotordynamic Stability Measurements

C. Hunter Cloud, Eric H. Maslen, Lloyd E. Barrett
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 2009, 131(1): 012504.
https://doi.org/10.1115/1.2967484
Published Online: October 10, 2008
View Article titled, Damping Ratio Estimation Techniques for Rotordynamic Stability Measurements
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Topics: Bearings, Damping, Rotors, Stability, Excitation, Anisotropy
Journal Articles

Nonlinear Versus Linear Stress-Strain Relations in Engine Turbulence Modeling Under Swirl and Squish Flow Conditions

Mirko Baratta, Andrea E. Catania, Stefano d’Ambrosio
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. November 2008, 130(6): 062802.
https://doi.org/10.1115/1.2938274
Published Online: August 21, 2008
View Article titled, Nonlinear Versus Linear Stress-Strain Relations in Engine Turbulence Modeling Under Swirl and Squish Flow Conditions
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Topics: Engines, Flow (Dynamics), Pistons, Stress, Stress-strain relations, Turbulence, Modeling, Anisotropy
Journal Articles

Model Calibration of Anisotropic Rotordynamic Systems With Speed-Dependent Parameters

A. A. Younan, A. El-Shafei
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. July 2008, 130(4): 042502.
https://doi.org/10.1115/1.2770485
Published Online: April 24, 2008
View Article titled, Model Calibration of Anisotropic Rotordynamic Systems With Speed-Dependent Parameters
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Topics: Anisotropy, Bearings, Calibration, Damping, Eigenvalues, Stiffness, Rotors
Journal Articles

Subsurface Stress Fields in Face-Centered-Cubic Single-Crystal Anisotropic Contacts

Nagaraj K. Arakere, Erik Knudsen, Gregory R. Swanson, Gregory Duke, Gilda Ham-Battista
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2006, 128(4): 879–888.
https://doi.org/10.1115/1.2180276
Published Online: November 3, 2005
View Article titled, Subsurface Stress Fields in Face-Centered-Cubic Single-Crystal Anisotropic Contacts
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Topics: Anisotropy, Contact mechanics, Crystals, Finite element analysis, Stress, Crystal structure, Blades, Fracture (Materials)
Journal Articles

Investigation of Three-Dimensional Stress Fields and Slip Systems for fcc Single-Crystal Superalloy Notched Specimens

Nagaraj K. Arakere, Associate Professor, Shadab Siddiqui, Graduate Student, Shannon Magnan, Fereshteh Ebrahimi, Professor, Luis E. Forero, Graduate Student
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2005, 127(3): 629–637.
https://doi.org/10.1115/1.1850939
Published Online: June 24, 2005
View Article titled, Investigation of Three-Dimensional Stress Fields and Slip Systems for fcc Single-Crystal Superalloy Notched Specimens
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Topics: Anisotropy, Crystals, Finite element analysis, Stress, Superalloys, Deformation, Fracture (Materials), Finite element model, Elastic constants
Journal Articles

Theory and Test Correlation for Laminate Stacking Factor Effect on Homopolar Bearing Stiffness

A. Kenny, A. Palazzolo, G. T. Montague, A. F. Kascak
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2004, 126(1): 142–146.
https://doi.org/10.1115/1.1615258
Published Online: March 2, 2004
View Article titled, Theory and Test Correlation for Laminate Stacking Factor Effect on Homopolar Bearing Stiffness
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Topics: Bearings, Laminates, Permeability, Rotors, Stiffness, Stators, Anisotropy
Journal Articles

Effects of Bearing Stiffness Anisotropy on Hydrostatic Micro Gas Journal Bearing Dynamic Behavior

L. X. Liu, Z. S. Spakovszky
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2007, 129(1): 177–184.
https://doi.org/10.1115/1.2180813
Published Online: March 1, 2004
View Article titled, Effects of Bearing Stiffness Anisotropy on Hydrostatic Micro Gas Journal Bearing Dynamic Behavior
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Topics: Anisotropy, Bearings, Hydrostatics, Rotors, Stiffness, Whirls, Gas bearings, Journal bearings
Journal Articles

On Application of Nonlinear k-ε Models for Internal Combustion Engine Flows

G. M. Bianchi, G. Cantore, P. Parmeggiani, V. Michelassi
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2002, 124(3): 668–677.
https://doi.org/10.1115/1.1454115
Published Online: June 19, 2002
View Article titled, On Application of Nonlinear k-ε Models for Internal Combustion Engine Flows
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Topics: Anisotropy, Flow (Dynamics), Internal combustion engines, Turbulence, Stress, Engines, Simulation