Results 21 to 30 of about 22,539 (211)

Individual Drive of Internal Combustion Engine Lubrication System Based on Switched Reluctance Motor

open access: yesEnergy Engineering and Control Systems, 2020
The article analyses the modern lubrication systems for internal combustion engines. Systems with mechanical drive components that contain mechanical and electronic components have been found to have a number of disadvantages.
Ihor Holovach, Lidiya Kasha, Ivan Hudzii
doaj   +1 more source

Analysis for Hydrodynamic Wedge-Platform Thrust Slider Bearing with Ultralow Surface Separation

open access: yesInternational Journal of Rotating Machinery, 2022
For the case of ultralow surface separation, in a hydrodynamic wedge-platform thrust slider bearing, the outlet zone and a portion of the inlet zone are in boundary lubrication, while most of the inlet zone is in the multiscale lubrication contributed by
Chao Wang, Yongbin Zhang
doaj   +1 more source

Dynamic simulation of hydrodynamically interacting suspensions [PDF]

open access: yes, 1988
A general method for computing the hydrodynamic interactions among an infinite suspension of particles, under the condition of vanishingly small particle Reynolds number, is presented.
Bossis, Georges   +3 more
core   +1 more source

A model for deformable roll coating with negative gaps and incompressible compliant layers [PDF]

open access: yes, 2003
A soft elastohydrodynamic lubrication model is formulated for deformable roll coating involving two contra-rotating rolls, one rigid and the other covered with a compliant layer. Included is a finite-strip model (FSM) for the deformation of the layer and
Gaskell, P.H.   +3 more
core   +1 more source

Influence of Lubrication Cycle Parameters on Hydrodynamic Linear Guides through Simultaneous Monitoring of Oil Film Pressure and Floating Heights

open access: yesLubricants
Hydrodynamic linear guides in machine tools offer a high load capacity and excellent damping characteristics, improving stability, precision, and vibration reduction.
Burhan Ibrar   +3 more
doaj   +1 more source

Investigation of Geometric Characteristics on the Lubricant Performance of Thrust Bearing with Cavitation [PDF]

open access: yesJournal of Applied Fluid Mechanics
In this study, a mixed lubrication model that incorporates cavitation can be developed to examine the evolution of hydrodynamic lubrication in spiral grooved thrust bearing.
L. Kailei   +5 more
doaj   +1 more source

Multi-objective analysis design of spiral groove conical bearing considering cavitation effects

open access: yesResults in Engineering, 2022
As the element of rotary motion, the evaluation of hydrodynamic behavior for spiral groove conical bearing (SGCB) is related with the stability of multibody systems and the influence of cavitation on the lubrication performance of SGCB is an important ...
Yu Chen   +5 more
doaj   +1 more source

The effect of textured surfaces on the hydrodynamic pressure generation in journal bearings

open access: yesMATEC Web of Conferences, 2018
Surface texturing of the lubricated bearing has proven to improve the hydrodynamic performance. The present paper analyzed the effect of surface texturing on the covergent journal bearing with computational fluid dynamic (CFD) approach.
Muchammad   +4 more
doaj   +1 more source

Investigation on hydrodynamic lubrication of bearings in a left ventricular assisted device

open access: yesFriction, 2019
Formations of clots were found inside the hydrodynamic bearings of the left ventricular assisted devices (LVADs) and caused tremendous risks to the long-term use of these devices.
Xiaobing Zheng   +4 more
doaj   +1 more source

Molecular dynamics simulation of the Stribeck curve: Boundary lubrication, mixed lubrication, and hydrodynamic lubrication on the atomistic level

open access: yesFriction, 2023
Lubricated contact processes are studied using classical molecular dynamics simulations for determining the entire range of the Stribeck curve. Therefore, the lateral movement of two solid bodies at different gap height are studied. In each simulation, a
Simon Stephan   +3 more
doaj   +1 more source

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