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Journal Articles

Dynamic Sensitivities to Fractal Machine Noises in a Mechanical Face Seal

Itzhak Green
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. June 2023, 145(3): 031001.
Paper No: VIB-22-1148
https://doi.org/10.1115/1.4056194
Published Online: December 12, 2022
View Article titled, Dynamic Sensitivities to Fractal Machine Noises in a Mechanical Face Seal
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Topics: Machinery, Noise (Sound), Fractals, Signals
Journal Articles

Discussion of “Contact Unloading Behaviors of Elastic-Power-Law Strain Hardening Material Considering Indenter Elasticity Effect” (Chen, C., Wang, Q., Wang, H., Ding, H., Hu, W., Xie, W., Weng, P., Jiang, L., and Yin, X., 2022, ASME J. Tribol., 144(12), p. 121501)

Itzhak Green
Journal: Journal of Tribology
Publisher: ASME
Article Type: Discussions
J. Tribol. March 2023, 145(3): 035501.
Paper No: TRIB-22-1287
https://doi.org/10.1115/1.4056192
Published Online: November 23, 2022
View Article titled, Discussion of “Contact Unloading Behaviors of Elastic-Power-Law Strain Hardening Material Considering Indenter Elasticity Effect” (Chen, C., Wang, Q., Wang, H., Ding, H., Hu, W., Xie, W., Weng, P., Jiang, L., and Yin, X., 2022, ASME J. Tribol., 144(12), p. 121501)
Open the PDF for Discussion of “Contact Unloading Behaviors of Elastic-Power-Law Strain Hardening Material Considering Indenter Elasticity Effect” (Chen, C., Wang, Q., Wang, H., Ding, H., Hu, W., Xie, W., Weng, P., Jiang, L., and Yin, X., 2022, ASME J. Tribol., 144(12), p. 121501) in another window
Topics: Elasticity, Work hardening, Materials properties, Poisson ratio, Stress
Proceedings Papers

Mechanical Face Seal Dynamics Subjected to Machine Vibration and Noise

Itzhak Green
Proc. ASME. IDETC-CIE2022, Volume 9: 18th International Conference on Multibody Systems, Nonlinear Dynamics, and Control (MSNDC), V009T09A004, August 14–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: DETC2022-91006
https://doi.org/10.1115/DETC2022-91006
View Paper titled, Mechanical Face Seal Dynamics Subjected to Machine Vibration and Noise
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Topics: Dynamics (Mechanics), Machinery, Noise (Sound), Vibration
Journal Articles

An Analytical Solution for the Initiation and Early Progression of Fretting Wear in Spherical Contacts

Huaidong Yang, Itzhak Green
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. April 2022, 144(4): 041501.
Paper No: TRIB-21-1091
https://doi.org/10.1115/1.4051585
Published Online: July 22, 2021
View Article titled, An Analytical Solution for the Initiation and Early Progression of Fretting Wear in Spherical Contacts
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Topics: Wear, Finite element analysis
Journal Articles

Exact Spectral Moments and Differentiability of the Weierstrass-Mandelbrot Fractal Function

Itzhak Green
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. April 2020, 142(4): 041501.
Paper No: TRIB-19-1319
https://doi.org/10.1115/1.4045452
Published Online: December 17, 2019
View Article titled, Exact Spectral Moments and Differentiability of the Weierstrass-Mandelbrot Fractal Function
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Topics: Errors, Fractals, Signals, Surface roughness, Contact mechanics, Metrology
Journal Articles

Fretting Wear Modeling of Cylindrical Line Contact in Plane-Strain Borne by the Finite Element Method

Huaidong Yang, Itzhak Green
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research-Article
J. Appl. Mech. June 2019, 86(6): 061012.
Paper No: JAM-19-1014
https://doi.org/10.1115/1.4043074
Published Online: April 12, 2019
View Article titled, Fretting Wear Modeling of Cylindrical Line Contact in Plane-Strain Borne by the Finite Element Method
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Topics: Cylinders, Finite element analysis, Stress, Wear, Cycles, Steel, Displacement, Deflection, Plane strain
Journal Articles

Analysis of Displacement-Controlled Fretting Between a Hemisphere and a Flat Block in Elasto-Plastic Contacts

Huaidong Yang, Itzhak Green
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. March 2019, 141(3): 031401.
Paper No: TRIB-18-1241
https://doi.org/10.1115/1.4041535
Published Online: November 1, 2018
View Article titled, Analysis of Displacement-Controlled Fretting Between a Hemisphere and a Flat Block in Elasto-Plastic Contacts
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Topics: Cycles, Displacement, Junctions, Stress, Steel, Copper, Materials properties, Finite element analysis
Journal Articles

Discussion: “A Multi-Objective Optimization Approach on Spiral Grooves for Gas Mechanical Seals” (Wang, X., Shi, L., Huang, W., and Wang, X., 2018, ASME J. Tribol., 140 (4), p. 041701)

Itzhak Green
Journal: Journal of Tribology
Publisher: ASME
Article Type: Discussions
J. Tribol. February 2019, 141(2): 025501.
Paper No: TRIB-18-1238
https://doi.org/10.1115/1.4041075
Published Online: October 24, 2018
View Article titled, Discussion: “A Multi-Objective Optimization Approach on Spiral Grooves for Gas Mechanical Seals” (Wang, X., Shi, L., Huang, W., and Wang, X., 2018, ASME J. Tribol., 140 (4), p. 041701)
Open the PDF for Discussion: “A Multi-Objective Optimization Approach on Spiral Grooves for Gas Mechanical Seals” (Wang, X., Shi, L., Huang, W., and Wang, X., 2018, ASME J. Tribol., 140 (4), p. 041701) in another window
Topics: Pareto optimization
Journal Articles

Discussion: “A General Model for Liquid and Gas Lubrication, Including Cavitation” (Brunetière, N., 2018, ASME J. Tribol., 140(2), p. 021702)

Itzhak Green
Journal: Journal of Tribology
Publisher: ASME
Article Type: Discussions
J. Tribol. January 2019, 141(1): 015501.
Paper No: TRIB-18-1158
https://doi.org/10.1115/1.4040386
Published Online: August 31, 2018
View Article titled, Discussion: “A General Model for Liquid and Gas Lubrication, Including Cavitation” (Brunetière, N., 2018, ASME J. Tribol., 140(2), p. 021702)
Open the PDF for Discussion: “A General Model for Liquid and Gas Lubrication, Including Cavitation” (Brunetière, N., 2018, ASME J. Tribol., 140(2), p. 021702) in another window
Topics: Cavitation, Lubrication, Bearings, Fluid film lubrication
Journal Articles

Discussion: “Extended Greenwood-Williamson Models for Rough Spheres” (Zhao, T., and Feng, Y. T., 2018, ASME J. Appl. Mech., 85 (10), p. 101007)

Itzhak Green
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Discussions
J. Appl. Mech. November 2018, 85(11): 115501.
Paper No: JAM-18-1365
https://doi.org/10.1115/1.4040950
Published Online: August 6, 2018
View Article titled, Discussion: “Extended Greenwood-Williamson Models for Rough Spheres” (Zhao, T., and Feng, Y. T., 2018, ASME J. Appl. Mech., 85 (10), p. 101007)
Open the PDF for Discussion: “Extended Greenwood-Williamson Models for Rough Spheres” (Zhao, T., and Feng, Y. T., 2018, ASME J. Appl. Mech., 85 (10), p. 101007) in another window
Topics: Surface roughness, Elasticity, Micromechanics (Engineering), Plasticity
Journal Articles

An Elastoplastic Finite Element Study of Displacement-Controlled Fretting in a Plane-Strain Cylindrical Contact

Huaidong Yang, Itzhak Green
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. July 2018, 140(4): 041401.
Paper No: TRIB-17-1391
https://doi.org/10.1115/1.4038984
Published Online: February 22, 2018
View Article titled, An Elastoplastic Finite Element Study of Displacement-Controlled Fretting in a Plane-Strain Cylindrical Contact
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Topics: Boundary-value problems, Cycles, Cylinders, Displacement, Finite element analysis, Junctions, Plane strain, Stress, Friction
Journal Articles

Storage and Loss Characteristics of Coupled Poroviscoelastic and Hydrodynamic Systems for Biomimetic Applications

Patrick A. Smyth, Itzhak Green
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. July 2018, 140(4): 041703.
Paper No: TRIB-17-1392
https://doi.org/10.1115/1.4038958
Published Online: February 9, 2018
View Article titled, Storage and Loss Characteristics of Coupled Poroviscoelastic and Hydrodynamic Systems for Biomimetic Applications
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Topics: Bearings, Biomimetics, Mechanical impedance, Storage, Stress, Tribology, Thrust bearings, Displacement, Permeability, Fluids
Journal Articles

Steady-State Response of a Flexibly Mounted Stator Mechanical Face Seal Subject to Dynamic Forcing of a Flexible Rotor

Philip Varney, Itzhak Green
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. November 2017, 139(6): 062201.
Paper No: TRIB-16-1157
https://doi.org/10.1115/1.4036380
Published Online: June 14, 2017
View Article titled, Steady-State Response of a Flexibly Mounted Stator Mechanical Face Seal Subject to Dynamic Forcing of a Flexible Rotor
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Topics: Equations of motion, Rotors, Stators, Steady state, Flexible manufacturing systems, Fluid films, Inertia (Mechanics)
Journal Articles

Impact Phenomena in a Noncontacting Mechanical Face Seal

Philip Varney, Itzhak Green
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. March 2017, 139(2): 022201.
Paper No: TRIB-15-1419
https://doi.org/10.1115/1.4033366
Published Online: August 11, 2016
View Article titled, Impact Phenomena in a Noncontacting Mechanical Face Seal
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Topics: Clearances (Engineering), Dams, Failure, Flexible manufacturing systems, Fluid films, Fluid pressure, Modeling, Pressure, Rotors, Sealing (Process)
Journal Articles

A Fractional Calculus Model of Viscoelastic Stator Supports Coupled With Elastic Rotor–Stator Rub

Patrick A. Smyth, Philip A. Varney, Itzhak Green
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. October 2016, 138(4): 041101.
Paper No: TRIB-15-1187
https://doi.org/10.1115/1.4032787
Published Online: June 21, 2016
View Article titled, A Fractional Calculus Model of Viscoelastic Stator Supports Coupled With Elastic Rotor–Stator Rub
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Topics: Rotors, Stators, Viscoelasticity
Journal Articles

Rough Surface Contact of Curved Conformal Surfaces: An Application to Rotor–Stator Rub

Philip Varney, Itzhak Green
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. October 2016, 138(4): 041401.
Paper No: TRIB-15-1178
https://doi.org/10.1115/1.4032786
Published Online: June 15, 2016
View Article titled, Rough Surface Contact of Curved Conformal Surfaces: An Application to Rotor–Stator Rub
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Topics: Clearances (Engineering), Rotors, Stators, Surface roughness, Deflection
Journal Articles

Rotordynamic Analysis of Rotor–Stator Rub Using Rough Surface Contact

Philip Varney, Itzhak Green
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research-Article
J. Vib. Acoust. April 2016, 138(2): 021015.
Paper No: VIB-15-1274
https://doi.org/10.1115/1.4032515
Published Online: February 3, 2016
View Article titled, Rotordynamic Analysis of Rotor–Stator Rub Using Rough Surface Contact
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Topics: Rotors, Stators, Surface roughness, Clearances (Engineering)
Proceedings Papers

Feasibility of Contact Elimination of a Mechanical Face Seal Through Clearance Adjustment

Min Zou, Joshua Dayan, Itzhak Green
Proc. ASME. GT1999, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award; General, V004T03A010, June 7–10, 1999
Publisher: American Society of Mechanical Engineers
Paper No: 99-GT-147
https://doi.org/10.1115/99-GT-147
View Paper titled, Feasibility of Contact Elimination of a Mechanical Face Seal Through Clearance Adjustment
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Topics: Clearances (Engineering), Probes, Rotors, Dynamics (Mechanics), Pattern recognition, Signals, Stators
Proceedings Papers

Rotordynamic Crack Diagnosis: Distinguishing Crack Depth and Location

Philip Varney, Itzhak Green
Proc. ASME. GT2013, Volume 7A: Structures and Dynamics, V07AT29A013, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-94615
https://doi.org/10.1115/GT2013-94615
View Paper titled, Rotordynamic Crack Diagnosis: Distinguishing Crack Depth and Location
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Topics: Fracture (Materials), Resonance, Condition monitoring, Fatigue cracks, Degrees of freedom, Equations of motion, Hinges, Rotors
Journal Articles

Rotordynamic Crack Diagnosis: Distinguishing Crack Depth and Location

Philip Varney, Itzhak Green
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2013, 135(11): 112101.
Paper No: GTP-13-1233
https://doi.org/10.1115/1.4025039
Published Online: September 17, 2013
View Article titled, Rotordynamic Crack Diagnosis: Distinguishing Crack Depth and Location
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Topics: Fracture (Materials), Resonance, Fatigue cracks