Results 31 to 40 of about 206,570 (181)

Analysis and comparison of tribological performance of fatty acid-based lubricant additives with phosphorus and sulfur

Journal of Bioresources and Bioproducts, 2020
Two environmentally friendly, water-based lubricant additives (phosphorus-containing ricinoleic acid (PRA) and sulfur-containing ricinoleic acid (SRA)) were prepared.
Haiyang Ding, Xiaohua Yang, Lina Xu, Mei Li, Shouhai Li, Sujing Zhang, Jianling Xia   +6 more
doaj   +1 more source

Assessing Boundary Film Forming Behavior of Phosphonium Ionic Liquids as Engine Lubricant Additives

Lubricants, 2016
The reduction of friction and wear losses in boundary lubrication regime of a piston ring-cylinder liner tribo-system has always been a challenge for engine and lubricant manufacturers.
Mayank Anand, Mark Hadfield, Jose-Luis Viesca, Ben Thomas, Ruben González, Rob Cantrill, Antolin Hernández Battez   +6 more
doaj   +1 more source

Bio-Lubricants Development: The Potential Use of Boron-Containing Additives [PDF]

, 2012
This paper reports the use of boron-containing additives to improve the performance of a bio-based lubricating oil. The base oil was prepared from glycerol and oleic acid, was fortified with antifoaming agent, phenyl-α-naphtylamine, 4,4’-methylene-bis(2 ...
Dyah , Setyo Pertiwi, Dicky , Dermawan,
core   +1 more source

Lubrication of DLC Coatings with Two Tris(pentafluoroethyl)trifluorophosphate Anion-Based Ionic Liquids [PDF]

, 2013
The lubrication of a Cr-DLC coating with ethyl-dimethyl-2-methoxyethylammonium tris(pentafluoroethyl)trifluoropho-sphate [(NEMM)MOE][FAP] and 1-butyl-1-methylpyrro-lidinium tris(pentafluoroethyl)trifluorophosphate [BMP] [FAP] ionic liquids (ILs) as 1 wt%
Hernandez Battez, Antolin, Gonzalez, R., Viesca Rodriguez, J.L., Fernandez-Gonzalez, A., Higuera-Garrido, A., González Rodríguez, Rubén, Hernández Battez, Antolín Esteban, Higuera Garrido, Alberto, Fernández González, Alfonso, Viesca Rodríguez, José Luis   +9 more
core   +1 more source

The Effect of UV Irradiation to a-C:H on Friction and Wear Properties under PAO Oil Lubrication Including MoDTC and ZnDTP

Tribology Online, 2018
One of the solutions to reduce friction between two sliding surfaces in automobile engine is by applying DLC coating to engine components. However, it is critical that the effect of lubricant additives to DLC coating to be clarified before hands as to ...
Mohd Taufik bin Taib, Noritsugu Umehara, Takayuki Tokoroyama, Motoyuki Murashima   +3 more
doaj   +1 more source

An Experimental Investigation of the Tribological Performance and Dispersibility of 2D Nanoparticles as Oil Additives

Lubricants, 2023
The present study aims to investigate the tribological performance of 2D nanoparticles such as graphene (G), molybdenum disulfide (MoS2), hexagonal boron nitride (hBN), and reduced graphene oxide (rGO) as gear lubricant additives.
Kishan Nath Sidh, Dharmender Jangra, Harish Hirani   +2 more
doaj   +1 more source

The feasibility of using electrostatic charge condition monitoring for lubricant additive screening

, 2008
International standards require lubricant formulators to develop additive packages that increase fuel economy, reduce environmental impact and minimise wear over ever increasing service intervals.
Booth, James Edward
core   +2 more sources

Modeling and Forecasting of Depletion of Additives in Car Engine Oils Using Attenuated Total Reflectance Fast Transform Infrared Spectroscopy

Lubricants, 2014
On average, additives make up to 7% of a typical lubricant base. Commonly, they are blended with lube oils to enhance specific features thereby improving their qualities. Ultimately, additives participate in the performance of car engine oils.
Ronald Nguele, Hikmat Said Al-Salim, Khalid Mohammad   +2 more
doaj   +1 more source

The Lubrication Ability of Ionic Liquids as Additives for Wind Turbine Gearboxes Oils

Lubricants, 2016
The amount of energy that can be gained from the wind is unlimited, unlike current energy sources such as fossil and coal. While there is an important push in the use of wind energy, gears and bearing components of the turbines often fail due to contact ...
Miguel A. Gutierrez, Michael Haselkorn, Patricia Iglesias   +2 more
doaj   +1 more source

Numerical study of the effect of ZnO/MWCNT lubricant additives on density and piston ring lubrication under cylinder liner distortions

Alexandria Engineering Journal
This study aims to model the actual shape of an internal combustion engine cylinder liner and investigate how its axial and radial deformations, coupled with emerging lubricants containing nano-particle additives, impact the design parameters governing ...
Michail Dimitrakopoulos, Anastasios Zavos, Pantelis Nikolakopoulos   +2 more
doaj   +1 more source