Study of the Falling Friction Effect on Rolling Contact Parameters
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DOI: 10.1007/s11249-016-0810-8
Abstract: The existence of a wheel–rail friction coefficient that depends on the slip velocity has been associated in the literature with important railway problems like the curving squeal and certain corrugation problems in rails. Rolling contact… read more here.
Keywords: slip velocity; rolling contact; study falling; friction ... See more keywords
Use of X-ray Computed Tomography to Investigate Rolling Contact Cracks in Plasma Sprayed Fe–Cr–B–Si Coating
Sign Up to like & getrecommendations! Published in 2018 at "Tribology Letters"
DOI: 10.1007/s11249-018-1126-7
Abstract: Rolling contact fatigue (RCF) crack behavior within plasma sprayed coating is investigated. RCF experiments of coatings are conducted under rolling contact. Acoustic emission (AE) is used to monitor the on-line experimental process and detect the… read more here.
Keywords: ray computed; computed tomography; rolling contact; plasma sprayed ... See more keywords
An EBSD Investigation on the Evolution of the Surface Microstructure of D2 Wheel Steel During Rolling Contact Fatigue
Sign Up to like & getrecommendations! Published in 2020 at "Tribology Letters"
DOI: 10.1007/s11249-020-1277-1
Abstract: In this work, the relationship between rolling contact fatigue (RCF) failure and the microstructure of D2 wheel steel was studied using a GPM-30 fatigue tester under oil lubrication conditions. The microstructural evolution during the RCF… read more here.
Keywords: proeutectoid ferrite; ferrite phase; contact fatigue; rolling contact ... See more keywords
Rolling Contact Fatigue Failure Mechanisms of Plasma-Nitrided Ductile Cast Iron
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Materials Engineering and Performance"
DOI: 10.1007/s11665-017-2717-4
Abstract: Rolling contact fatigue (RCF) of a nitrided ductile cast iron was investigated. Flat washers machined from a pearlitic ductile cast iron bar were quenched and tempered to maximum hardness, ground, polished and divided into four… read more here.
Keywords: ductile cast; cast iron; rolling contact; plasma nitrided ... See more keywords
Validation of single ball rolling contact fatigue machine dynamics
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Mechanical Science and Technology"
DOI: 10.1007/s12206-016-1205-3
Abstract: Single ball test machines are a common method for accelerated rolling contact fatigue testing of bearing materials. Historically, it has always been assumed that the force applied by the retaining bars is negligible, without any… read more here.
Keywords: rolling contact; single ball; ball; contact fatigue ... See more keywords
Influence of Cu nanofluids on the rolling contact fatigue life of bearing steel
Sign Up to like & getrecommendations! Published in 2017 at "Engineering Failure Analysis"
DOI: 10.1016/j.engfailanal.2017.03.014
Abstract: Abstract Rolling contact fatigue (RCF) tests were conducted on AISI E-52100 steel balls lubricated with Cu nanofluids prepared using SAE 5 W-40 synthetic oils as base fluids. Functionalized Cu nanoparticles were blended to 0.2% by weight… read more here.
Keywords: contact fatigue; steel; fatigue life; rolling contact ... See more keywords
Characterization and mapping of rolling contact fatigue in rail-axle bearings
Sign Up to like & getrecommendations! Published in 2017 at "Engineering Failure Analysis"
DOI: 10.1016/j.engfailanal.2017.04.012
Abstract: Abstract This paper presents a new stage of on-going research to fully characterize the rolling contact fatigue (RCF) damage observed in rail axle Compact Tapered roller Bearing Units (CTBUs). The bearings examined in this work… read more here.
Keywords: rolling contact; surface; rail axle; damage ... See more keywords
The effect of decarburized layer on rolling contact fatigue of rail materials under dry-wet conditions
Sign Up to like & getrecommendations! Published in 2018 at "Engineering Failure Analysis"
DOI: 10.1016/j.engfailanal.2018.04.026
Abstract: Abstract Decarburization means carbon in rail material lost in the hot rolled process. It changes the microstructure of rail materials and will influence their rolling contact fatigue (RCF) characteristic. The objective of this study is… read more here.
Keywords: rolling contact; effect decarburized; decarburized rail; rail materials ... See more keywords
Shattered rim and shelling of high-speed railway wheels in the very-high-cycle fatigue regime under rolling contact loading
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DOI: 10.1016/j.engfailanal.2019.01.047
Abstract: Abstract Due to the improvement of the wear property, rolling contact fatigue including shattered rim and shelling are the main failure causes of the high-speed railway wheels. In this paper, shattered rim and shelling occurred… read more here.
Keywords: shattered rim; fatigue; rolling contact; rim shelling ... See more keywords
Local rolling contact fatigue and indentations on high-speed railway wheels: Observations and numerical simulations
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Fatigue"
DOI: 10.1016/j.ijfatigue.2017.05.014
Abstract: Abstract Local rolling contact fatigue (LRCF) has occasionally been observed on wheels of high-speed electrical multiple units (EMUs) in recent years in China. It typically propagates to 2.5–8.5 mm deep along shallow angles to the tread… read more here.
Keywords: rolling contact; contact; contact fatigue; local rolling ... See more keywords
Multi-scale modeling and simulation of rolling contact fatigue
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DOI: 10.1016/j.ijfatigue.2017.11.005
Abstract: Abstract A hierarchical multiscale method is proposed in this paper to study the rolling contact fatigue with the consideration of lubricant effects. This multiscale model consists of a molecular model of lubricant and a continuum… read more here.
Keywords: fatigue life; rolling contact; continuum model; model ... See more keywords