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Strain-Dependent Solid Surface Stress and the Stiffness of Soft Contacts

open access: yesPhysical Review X, 2017
Surface stresses have recently emerged as a key player in the mechanics of highly compliant solids. The classic theories of contact mechanics describe adhesion with a compliant substrate as a competition between surface energies driving deformation to ...
Katharine E. Jensen   +3 more
doaj   +3 more sources

A Mixed Lubrication Model of Piston Rings on Cylinder Liner Contacts Considering Temperature-Dependent Shear Thinning and Elastic–Plastic Contact

open access: yesLubricants, 2023
This work develops a numerical methodology for predicting the performance of an automotive piston ring system by considering contact and lubrication mechanics.
Nolan Ryan Chu   +3 more
doaj   +1 more source

Mixed Lubrication Modeling of Multi-Lip Reciprocating Seals Based on Elastohydrodynamic Lubrication Theory

open access: yesMachines, 2022
Multi-lip reciprocating seals are extensively used in the subject of engineering equipment. However, the current research on the tribology of reciprocating seals mainly focused focuses on the numerical analysis of single-lip seals.
Donghong Cheng, Lichen Gu, Yu Sun
doaj   +1 more source

Modelling of Lubricated Electrical Contacts

open access: yesLubricants, 2022
Electrical contacts, although critically important for a wide range of applications, are susceptible to degradation due to fretting corrosion, especially when sliding and vibrations occur.
Robert L. Jackson, Santosh Angadi
doaj   +1 more source

To Solution of Contact Problem for Elastic Half-Strip

open access: yesНаука и техника, 2021
Contact problems for elastic stripes have been well studied and published in domestic scientific literature. This is partly due to the fact that normative documents on the foundation structure it is recommended to use this elastic foundation model for ...
S. V. Bosakov
doaj   +1 more source

Cracking prediction at solid-tooth support interface during laser powder bed fusion additive manufacturing

open access: yesJournal of Science: Advanced Materials and Devices, 2023
Cracking resulting from residual stress at the solid-tooth support interface frequently occurs in laser powder bed fusion (LPBF) metallic additive manufacturing, and thus it is critical to predict possible cracking and design the support to prevent it ...
Hai T. Tran, Albert C. To
doaj   +1 more source

Mathematics in Finite Element Modeling of Computational Friction Contact Mechanics 2021–2022

open access: yesMathematics, 2023
In engineering practice, structures with identical components or parts are useful from several points of view: less information is needed to describe the system; designs can be conceptualized quicker and easier; components are made faster than during ...
Nicolae Pop, Marin Marin, Sorin Vlase
doaj   +1 more source

A cut finite-element method for fracture and contact problems in large-deformation solid mechanics [PDF]

open access: yesComputer Methods in Applied Mechanics and Engineering, 2022
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Poluektov, Michael, Figiel, Łukasz
openaire   +1 more source

Analytical Elastostatic Contact Mechanics of Highly-Loaded Contacts of Varying Conformity

open access: yesLubricants, 2020
In applications requiring high load carrying capacity, conforming contacting pairs with a relatively large contact footprint are used. These include circular arc, Novikov, and Wildhaber gears found, for example, in helicopter rotors.
Patricia M. Johns-Rahnejat   +2 more
doaj   +1 more source

A Multiscale Theoretical Analysis of the Mechanical, Thermal, and Electrical Characteristics of Rough Contact Interfaces Demonstrating Fractal Behavior

open access: yesFrontiers in Mechanical Engineering, 2020
The highly complex contact interface phenomena require analysis at different length scales ranging from nanometer up to nearly centimeter scales. When two nominally smooth surfaces are brought into contact, solid-solid interaction across their contact ...
Kyriakos Komvopoulos
doaj   +1 more source

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