Results 1 to 10 of about 157,913 (184)

Classical and numerical approaches to determining V-section band clamp axial stiffness [PDF]

open access: yesOpen Engineering, 2014
V-band clamp joints are used in a wide range of applications to connect circular flanges, for ducts, pipes and the turbocharger housing. Previous studies and research on V-bands are either purely empirical or analytical with limited applicability on the ...
Barrans Simon M.   +2 more
doaj   +3 more sources

Exploring the influence of friction in the puncture mechanics of soft solids [PDF]

open access: hybridMeccanica
AbstractFriction is an ever-present force in our lives, affecting the interaction between objects in numerous ways. The common hypothesis of frictionless contact between a foreign rigid object (needle) and a target material during puncturing leads to a constant penetration force.
Matteo Montanari, Andrea Spagnoli
openalex   +3 more sources

How friction and adhesion affect the mechanics of deep penetration in soft solids

open access: closedSoft Matter, 2022
Friction and adhesion create an increment in penetration force with the depth of the penetrator (needle) tip. This work provides the correlation between the force increment, the material properties and the needle radius.
Stefano Fregonese, Mattia Bacca
openalex   +4 more sources

Femtosecond Laser Polishing of AlN Ceramics and Numerical Simulation of Ablated Morphology [PDF]

open access: yesMicromachines
To meet the surface polishing requirements of aluminum nitride (AlN) ceramics, this study developed a multi-objective optimization experimental model based on response surface methodology (RSM), with surface roughness as the key optimization target.
Ruikang Shi   +3 more
doaj   +2 more sources

TEACHING METHODS OF INTERNAL FRICTION THEORY IN SOLID MECHANICS [PDF]

open access: bronzePhysics and Engineering, 2023
J.C. Qiao, Qi Hao, Xing Guo-cheng
openalex   +2 more sources

Frictional heat induced morphological responses at the interface in rotary friction welding of austenitic alloys: corona-bond and heat-pattern

open access: yesJournal of Materials Research and Technology, 2023
Frictional heat induced morphological responses of austenitic alloys SUS304, A286, and Inconel 718 at the interface in rotary friction welding was focused in this study, addressing initiation, evolution of corona-bond and the formation of heat-pattern ...
Feng Jin   +8 more
doaj   +1 more source

Physics of martial arts: Incorporation of angular momentum to model body motion and strikes

open access: yesPLoS ONE, 2021
We develop a physics-based kinematic model of martial arts movements incorporating rotation and angular momentum, extending prior analyses. Here, our approach is designed for a classroom environment; we begin with a warm-up exercise introducing counter ...
Alexis Merk, Andrew Resnick
doaj   +2 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

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

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