Results 81 to 90 of about 165,058 (340)

Fluid lubricant system Patent [PDF]

open access: yes, 1968
Lubrication for bearings by capillary action from oil reservoir of porous ...
Belanger, R. J., Heindl, J. C.
core   +1 more source

Recent Advances of Slip Sensors for Smart Robotics

open access: yesAdvanced Materials Technologies, EarlyView.
This review summarizes recent progress in robotic slip sensors across mechanical, electrical, thermal, optical, magnetic, and acoustic mechanisms, offering a comprehensive reference for the selection of slip sensors in robotic applications. In addition, current challenges and emerging trends are identified to advance the development of robust, adaptive,
Xingyu Zhang   +8 more
wiley   +1 more source

Development of a Chemical-Kinetic Mechanism of a Four-Component Surrogate Fuel for RP‑3 Kerosene

open access: yesACS Omega, 2021
Binbin Yu   +7 more
doaj   +1 more source

Analytical study of pressures in the layer of lubricant material separating the contact of teeth of a heavy-loaded gear mechanism [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета
The increasing complexity of technological processes affects the operating modes of machines and equipment and, as a consequence, their service life.
Kharchenko M.V.
doaj   +1 more source

Hydrogel‐Based Functional Materials: Classifications, Properties, and Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Conductive hydrogels have emerged as promising materials for smart wearable devices due to their outstanding flexibility, multifunctionality, and biocompatibility. This review systematically summarizes recent progress in their design strategies, focusing on monomer systems and conductive components, and highlights key multifunctional properties such as
Zeyu Zhang, Zao Cheng, Patrizio Raffa
wiley   +1 more source

Validation of the Optimal Points of Tribological Systems at Different Temperatures Determined by the DOE Method Using Lubricating Oil Doped with Nano-ZrO2 Particles

open access: yesEngineering Proceedings
In this study, the design of experiments (DOE) method is used to find the optimum values of the tribological system in a 40–120 °C range with 0.1–1 wt% zirconia nanoadditives in a base oil. Significant factors were identified.
Ádám I. Szabó, Kevin Szabó
doaj   +1 more source

The Development to Control Simultaneously Viscosity and Separation Temperature of a Two Phase Lubricant for Practical Use

open access: yesTribology Online, 2016
Fuel economy is a major challenge for the automotive industry. A key way to improve lubricant fuel efficiency is by using polymers as viscosity index improvers to maximise the viscosity index of the lubricants.
Kumiko Kamata   +4 more
doaj   +1 more source

Lubricant and Lubricant Additives

open access: yes, 2021
Lubricants have been used by humans for thousands of years in their simple machines such as wheel-axle bearings and sledges. Modern machines are much more complicated and are composed of many different machine elements which are in relative motion under varying loads, speeds and temperatures.
openaire   +3 more sources

Method of lubricating rolling element bearings Patent [PDF]

open access: yes, 1970
Solid lubricant applied to porous roller bearings prior to use in ultrahigh ...
Glenn, D. C.
core   +1 more source

A coupled finite-volume CFD solver for two-dimensional elasto-hydrodynamic lubrication problems with particular application to rolling element bearings [PDF]

open access: yes, 2016
This paper describes a new computational fluid dynamics methodology for modelling elastohydrodynamic contacts. A finite-volume technique is implemented in the ‘OpenFOAM’ package to solve the Navier-Stokes equations and resolve all gradients in a ...
Dini, D   +3 more
core   +1 more source

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