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Proceedings Papers

Normal and Tangential Contact Between Anisotropic Materials

C. Bagault, M.-C. Baietto, D. Ne´lias
Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 265-267, October 24–26, 2011
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2011-61026
https://doi.org/10.1115/IJTC2011-61026
View Paper titled, Normal and Tangential Contact Between Anisotropic Materials
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Topics: Anisotropy, Contact mechanics, Stress
Proceedings Papers

Stick-Slip Analysis of a Point Contact When a Body Contains Cylindrical Heterogeneities

J. Leroux, D. Ne´lias
Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 273-275, October 24–26, 2011
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2011-61051
https://doi.org/10.1115/IJTC2011-61051
View Paper titled, Stick-Slip Analysis of a Point Contact When a Body Contains Cylindrical Heterogeneities
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Topics: Stick-slip, Contact mechanics, Fibers, Materials properties, Pressure, Shear (Mechanics), Tangential loading, Traction
Proceedings Papers

Multi-Impact Simulation: Effect of the Covering Rate on the Mean Plastic Strain Profiles

T. Chaise, D. Ne´lias
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 297-299, October 17–20, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2010-41065
https://doi.org/10.1115/IJTC2010-41065
View Paper titled, Multi-Impact Simulation: Effect of the Covering Rate on the Mean Plastic Strain Profiles
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Topics: Simulation, Shot peening, Computation, Compressive stress, Fatigue, Laser hardening, Machine components, Modeling, Plasticity, Sprays
Proceedings Papers

Elasto-Plastic Layers of Non-Uniform Thickness in Contact Mechanics

B. Fulleringer, D. Ne´lias
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 353-355, October 17–20, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2010-41217
https://doi.org/10.1115/IJTC2010-41217
View Paper titled, Elasto-Plastic Layers of Non-Uniform Thickness in Contact Mechanics
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Topics: Contact mechanics, Coatings, Algorithms, Computation, Finite element methods, Stress
Proceedings Papers

Effects of the Presence of Multiple Spherical Inclusions Within an Elastic Half-Space in a Circular Point Contact

D. Ne´lias, J. Leroux, B. Fulleringer
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 423-426, October 17–20, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2010-41160
https://doi.org/10.1115/IJTC2010-41160
View Paper titled, Effects of the Presence of Multiple Spherical Inclusions Within an Elastic Half-Space in a Circular Point Contact
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Topics: Algorithms, Computation, Contact mechanics, Elastic half space, Finite element methods, Poisson ratio, Pressure, Stress, Young's modulus
Proceedings Papers

On the Tangential Displacement of a Surface Point Due to a Cuboid of Uniform Plastic Strain in a Half-Space

B. Fulleringer, V. Boucly, D. Ne´lias
Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 629-631, October 20–22, 2008
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2008-71238
https://doi.org/10.1115/IJTC2008-71238
View Paper titled, On the Tangential Displacement of a Surface Point Due to a Cuboid of Uniform Plastic Strain in a Half-Space
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Topics: Displacement, Metals, Yield stress, Alloys, Contact mechanics, Friction, High temperature, Shear stress, Stick-slip, Surface roughness
Proceedings Papers

Proposal of a Method to Predict Grinding Stresses

V. Boucly, D. Ne´lias
Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 761-763, October 20–22, 2008
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2008-71239
https://doi.org/10.1115/IJTC2008-71239
View Paper titled, Proposal of a Method to Predict Grinding Stresses
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Topics: Grinding, Stress, Thermomechanics, Transients (Dynamics), Wear, Contact mechanics, Finite element methods, Heating, Machining, Residual stresses
Proceedings Papers

Rolling of an Elastic Ellipsoid Upon an Elastic-Plastic Flat

D. Ne´lias, E. Antaluca, V. Boucly
Proc. ASME. IJTC2007, ASME/STLE 2007 International Joint Tribology Conference, Parts A and B, 533-536, October 22–24, 2007
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2007-44088
https://doi.org/10.1115/IJTC2007-44088
View Paper titled, Rolling of an Elastic Ellipsoid Upon an Elastic-Plastic Flat
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Topics: Algorithms, Bearing steel, Ceramics, Computer simulation, Deformation, Hydrostatic pressure, Numerical analysis, Pressure, Rolling contact, Simulation
Proceedings Papers

A New Methodology to Evaluate the Rolling Contact Fatigue Performances of Bearing Steels With Surface Dents: Application to 32CrMoV13 (Nitrided) and M50 Steels

D. Ne´lias, C. Jacq, G. Lormand, G. Dudragne, A. Vincent
Proc. ASME. TRIB2003, Contact Mechanics, 133-140, October 26–29, 2003
Publisher: American Society of Mechanical Engineers
Paper No: 2003-TRIB-0280
https://doi.org/10.1115/2003-TRIB-0280
View Paper titled, A New Methodology to Evaluate the Rolling Contact Fatigue Performances of Bearing Steels With Surface Dents: Application to 32CrMoV13 (Nitrided) and M50 Steels
Open the PDF for A New Methodology to Evaluate the Rolling Contact Fatigue Performances of Bearing Steels With Surface Dents: Application to 32CrMoV13 (Nitrided) and M50 Steels in another window
Topics: Bearings, Fatigue, Rolling contact, Steel, Machinery, Simulation, Stress, Damage, Diamonds, Disks
Proceedings Papers

A Comprehensive Elastic-Plastic Model to Predict Wear and to Define the Optimum Geometry of Fretting Surfaces

L. Gallego, D. Ne´lias, C. Jacq
Proc. ASME. WTC2005, World Tribology Congress III, Volume 2, 917-918, September 12–16, 2005
Publisher: American Society of Mechanical Engineers
Paper No: WTC2005-63451
https://doi.org/10.1115/WTC2005-63451
View Paper titled, A Comprehensive Elastic-Plastic Model to Predict Wear and to Define the Optimum Geometry of Fretting Surfaces
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Topics: Geometry, Wear, Blades, Centrifugal force, Disks, Displacement, Fatigue, Gas turbines, Stick-slip
Proceedings Papers

Elastic-Plastic Contact Between Rough Surfaces: Proposal for a Wear Model

D. Ne´lias, V. Boucly, M. Brunet
Proc. ASME. WTC2005, World Tribology Congress III, Volume 1, 251-252, September 12–16, 2005
Publisher: American Society of Mechanical Engineers
Paper No: WTC2005-63302
https://doi.org/10.1115/WTC2005-63302
View Paper titled, Elastic-Plastic Contact Between Rough Surfaces: Proposal for a Wear Model
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Topics: Surface roughness, Wear, Finite element methods, Algorithms, Deflection, Plasticity, Stress, Transients (Dynamics)
Proceedings Papers

Contact Analyses for Bodies With Frictional Heating and Plastic Behavior

V. Boucly, D. Ne´lias, S. Liu, Q. J. Wang, L. M. Keer
Proc. ASME. WTC2005, World Tribology Congress III, Volume 1, 221-222, September 12–16, 2005
Publisher: American Society of Mechanical Engineers
Paper No: WTC2005-63156
https://doi.org/10.1115/WTC2005-63156
View Paper titled, Contact Analyses for Bodies With Frictional Heating and Plastic Behavior
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Topics: Heating, Stress, Algorithms, Contact mechanics, Displacement, Engineering simulation, Failure, Fast Fourier transforms, Machine components, Plasticity
Proceedings Papers

Modeling of Fretting Wear Under Stick-Slip Conditions

L. Gallego, D. Ne´lias
Proc. ASME. IJTC2006, Part B: Magnetic Storage Tribology; Manufacturing/Metalworking Tribology; Nanotribology; Engineered Surfaces; Biotribology; Emerging Technologies; Special Symposia on Contact Mechanics; Special Symposium on Nanotribology, 1423-1424, October 23–25, 2006
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2006-12285
https://doi.org/10.1115/IJTC2006-12285
View Paper titled, Modeling of Fretting Wear Under Stick-Slip Conditions
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Topics: Modeling, Stick-slip, Wear, Computation
Proceedings Papers

Modeling of the Rolling and Sliding Contact Between Two Asperities: Part I — Numerical Methodology

V. Boucly, D. Ne´lias, I. Green
Proc. ASME. IJTC2006, Part A: Tribomaterials; Lubricants and Additives; Elastohydrodynamic Lubrication; Hydrodynamic Lubrication and Fluid Film Bearings; Rolling Element Bearings; Engine Tribology; Machine Components Tribology; Contact Mechanics, 739-746, October 23–25, 2006
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2006-12103
https://doi.org/10.1115/IJTC2006-12103
View Paper titled, Modeling of the Rolling and Sliding Contact Between Two Asperities: Part I — Numerical Methodology
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Topics: Algorithms, Displacement, Fast Fourier transforms, Finite element methods, Hydrostatic pressure, Modeling, Nanoindentation, Pressure, Stress
Proceedings Papers

Modeling of the Rolling and Sliding Contact Between Two Asperities: Part II — Hemispherical Sliding Contact

V. Boucly, D. Ne´lias, I. Green
Proc. ASME. IJTC2006, Part B: Magnetic Storage Tribology; Manufacturing/Metalworking Tribology; Nanotribology; Engineered Surfaces; Biotribology; Emerging Technologies; Special Symposia on Contact Mechanics; Special Symposium on Nanotribology, 1391-1397, October 23–25, 2006
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2006-12274
https://doi.org/10.1115/IJTC2006-12274
View Paper titled, Modeling of the Rolling and Sliding Contact Between Two Asperities: Part II — Hemispherical Sliding Contact
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Topics: Algorithms, Deformation, Displacement, Finite element methods, Finite element model, Hardening, Modeling, Nanoindentation, Simulation, Stress
Journal Articles

Development of a Three-Dimensional Semi-Analytical Elastic-Plastic Contact Code

C. Jacq, D. Ne´lias, G. Lormand, D. Girodin
Journal: Journal of Tribology
Publisher: ASME
Article Type: Technical Papers
J. Tribol. October 2002, 124(4): 653–667.
https://doi.org/10.1115/1.1467920
Published Online: September 24, 2002
View Article titled, Development of a Three-Dimensional Semi-Analytical Elastic-Plastic Contact Code
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Topics: Contact mechanics, Pressure, Resolution (Optics), Stress, Plasticity, Theorems (Mathematics)
Journal Articles

Detrimental Effects of Debris Dents on Rolling Contact Fatigue

D. Ne´lias, F. Ville
Journal: Journal of Tribology
Publisher: ASME
Article Type: Technical Papers
J. Tribol. January 2000, 122(1): 55–64.
https://doi.org/10.1115/1.555329
Published Online: June 1, 1999
View Article titled, Detrimental Effects of Debris Dents on Rolling Contact Fatigue
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Topics: Computer simulation, Deformation, Fatigue, Lubricants, Particulate matter, Pressure, Shear stress, Stress, Transients (Dynamics), Lubrication
Journal Articles

Role of Inclusions, Surface Roughness and Operating Conditions on Rolling Contact Fatigue

D. Ne´lias, M. L Dumont, F. Champiot, A. Vincent, D. Girodin, R. Fouge´res, L. Flamand
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. April 1999, 121(2): 240–251.
https://doi.org/10.1115/1.2833927
Published Online: April 1, 1999
View Article titled, Role of Inclusions, Surface Roughness and Operating Conditions on Rolling Contact Fatigue
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Topics: Fatigue, Rolling contact, Surface roughness, Bearings, Damage, Disks, Failure, Finishes, Fracture (Materials), Jet engines
Journal Articles

Experimental and Theoretical Investigation on Rolling Contact Fatigue of 52100 and M50 Steels Under EHL or Micro-EHL Conditions

D. Ne´lias, M.-L. Dumont, F. Couhier, G. Dudragne, L. Flamand
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. April 1998, 120(2): 184–190.
https://doi.org/10.1115/1.2834407
Published Online: April 1, 1998
View Article titled, Experimental and Theoretical Investigation on Rolling Contact Fatigue of 52100 and M50 Steels Under EHL or Micro-EHL Conditions
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Topics: Fatigue, Rolling contact, Steel, Damage, Microcracks, Surface roughness, Cycles, Disks, Friction, Machinery