Results 1 to 10 of about 367,592 (207)
Lubricants, 2022 To improve the accuracy of the calculation analysis of crank journal bearings in motorcycle engines and accurately understand lubrication conditions, the oil film conditions of actual crankshafts and journal bearings should be measured.
Takumi Iwata +7 more
doaj +3 more sources
Measurement of Piston Pin-Bore Oil Film Pressure under Engine Operation
Lubricants, 2022 Thin-film sensors were used to measure the oil film pressure distribution at the piston pin-bore interface in order to ascertain the stress distribution on the piston pin of a gasoline engine during actual operation.
Takumi Iwata +5 more
doaj +3 more sources
Machines, 2022 Oil film characteristics are critical to the high-reliability operation of high-pressure aviation piston pumps (APPs). However, there is still a lack of research on oil film modeling and characteristic analysis of high-pressure APPs. This paper takes the
Tianzhao Wang +7 more
doaj +1 more source
Integration and Verification of Miniature Fluid Film Pressure Sensors in Hydrodynamic Linear Guides
Journal of Machine Engineering, 2023 Previously, a 2D simulation model for hydrodynamic linear guides with two reduction factors has been developed to calculate oil film pressure and floating heights/angle numerically.
Burhan Ibrar +3 more
doaj +1 more source
Lubrication Performance Comparison of Hydrostatic Thrust Bearing with Different Offset Distances
Journal of Harbin University of Science and Technology, 2021 Taking the hydrostatic thrust bearing having double rectangular cavity multi-oil pad as the research object，the influence of the eccentric load distance on the bearing lubrication performance under high speed and heavy load conditions is discussed and ...
LIU Guang-dong +5 more
doaj +1 more source
Simulation Analysis of Fuel Pump Piston Oil Film Friction Heat Generation Based on CFD Method
水下无人系统学报, 2023 Aiming at the friction heat generation of fuel pump piston oil films for underwater gas turbines, combined with the computational fluid dynamics dynamic grid and slip grid methods, user-defined function programming is performed according to the piston ...
Wenjie CHEN, Yongdong LI, Changqing BAI
doaj +1 more source
Electrowetting-Induced Oil Film Entrapment and Instability [PDF]
, 2006 We investigate the spreading at variable rate of a water drop on a smooth hydrophobic substrate in an ambient oil bath driven by electrowetting. We find that a thin film of oil is entrapped under the drop.
Mugele, Frieder, Staicu, Adrian
core +4 more sources
A method for the measurement of hydrodynamic oil films using ultrasonic reflection [PDF]
, 2004 The measurement of the thickness of an oil film in a lubricated component is essential information for performance monitoring and control. In this work, a new method for oil film thickness measurement, based on the reflection of ultrasound, is evaluated ...
Drinkwater, B.W. +2 more
core +1 more source
Journal of Harbin University of Science and Technology, 2017 Ｒesearch on the bearing characteristics of heavy hydrostatic bearing in heavy equipment manufacturing industry，considering the influence of film thickness on the bearing capacity and pressure distribution of hydrostatic bearing under different working ...
ZHANG Yan-qin +4 more
doaj +1 more source
Film Continuity Problem on Journal Bearing Design [PDF]
, 1990 Pressure distribution has been measured and analyzed to clarify the fundamental characteristics of "continuous oil-film" formed in a transparent journal bearing, into which oil in general use is supplied.
Baba, Mitsuru, Konishi, Tadataka
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