Design of smart lubricants using the inverse ferrofluid approach
Metadatos
Mostrar el registro completo del ítemAutor
Sahoo, R.; Morillas Medina, José Rafael; Hidalgo Álvarez, Roque Isidro; Vicente Álvarez-Manzaneda, Juan DeEditorial
Elsevier
Materia
Lubrication Magnetic fields Magnetorheology Inverse ferrofluids High shear lubrication Negative magnetophoresis
Fecha
2021-11-15Referencia bibliográfica
R. Sahoo... [et al.]. Design of smart lubricants using the inverse ferrofluid approach, Tribology International, Volume 166, 2022, 107346, ISSN 0301-679X, [https://doi.org/10.1016/j.triboint.2021.107346]
Patrocinador
Total Marketing Services; Spanish Government; European Commission PID2019-104883GB-I00; Junta de Andalucia P18-FR2465; European Commission; Universidad de Granada/CBUA; FPU14/01576Resumen
A new formulation is proposed to lubricate tribopairs in extreme conditions where the amount of lubricant is
small and the lubricating region highly confined. It is composed of non-magnetic solid lubricants dispersed in an
oil-based ferrofluid. When this inverse ferrofluid (IFF) is magnetically activated, the lubricant particles are
subjected to magnetophoretic forces. By using appropriate magnetic field gradients, they can be driven to the
region of interest and thus control the friction locally. The rheological and tribological performances of three IFF
formulations are evaluated in several conditions of applied magnetic field strength and shear flow rates.