A methodology for reliability assessment and prognosis of bearing axial cracking in wind turbine gearboxes

Y Guo, S Sheng, C Phillips, J Keller, P Veers… - … and Sustainable Energy …, 2020 - Elsevier
This article describes an interdisciplinary methodology to calculate the probability of failure
for bearing axial cracking, the dominant failure mode in the intermediate and high-speed …

Experimental and theoretical approaches for determining cage motion dynamic characteristics of angular contact ball bearings considering whirling and overall …

S Gao, Q Han, N Zhou, P Pennacchi… - … Systems and Signal …, 2022 - Elsevier
Cage stability is an essential indicator of the guaranteed efficiency and reliability of the
rolling element bearing. Moreover, cage instability can greatly shorten the bearing's service …

Dynamic investigation and alleviative measures for the skidding phenomenon of lubricated rolling bearing under light load

Y Liu, Z Chen, Y Li, W Zhai - Mechanical Systems and Signal Processing, 2023 - Elsevier
The skidding phenomenon occurs during the operation of rolling bearing under the light
load owing to the design error, which will intensify the surface damage and lead to noise …

The effect of electrical current on premature failures and microstructural degradation in bearing steel

B Gould, N Demas, R Erck, MC Lorenzo-Martin… - International Journal of …, 2021 - Elsevier
Premature failures associated with microstructural degradation, ie white etching cracks
(WECS), are becoming commonplace as applications are requiring tribological components …

Lubrication and loading characteristics of cylindrical roller bearings with misalignment and roller modifications

L Qiu, S Liu, X Chen, Z Wang - Tribology International, 2022 - Elsevier
A new model for cylindrical roller bearings, capable of deterministically handling lubrication
and misalignment situations, is developed by coupling a quasi-static model and a finite line …

Analysis of cage slip and impact force in a cylindrical roller bearing with race defects

Z Shi, J Liu, G Xiao - Tribology International, 2023 - Elsevier
A cylindrical roller bearing (CRB) dynamic model including the race defects is developed for
use in estimating cage slip and roller-cage impact force (IF) for the given defect cases. The …

Numerical and experimental investigation on ball motion with oil rheology and thermal effect in high speed ball bearings

C Peng, H Cao, K Liu, Y Luo, J Shi - Tribology International, 2024 - Elsevier
Dynamic behavior of rolling elements determines the performance including the extent of
skidding and wear in ball bearings, which are influenced by many factors. A comprehensive …

Power train degradation modelling for multi-objective active power control of wind farms

FK Moghadam, V Chabaud, Z Gao… - Forschung im …, 2023 - Springer
With the coming installation of hundreds of GW of offshore wind power, penetration of the
inherent power fluctuations into the electricity grid will become significant. Therefore, the use …

Tribo-dynamic analysis of high-speed roller bearings for electrified vehicle powertrains

H Questa, M Mohammadpour, S Theodossiades… - Tribology …, 2021 - Elsevier
Roller bearings are critical components in electrified powertrains. At high speeds, the critical
role of the elastohydrodynamic lubrication (EHL) cannot be ignored, necessitating a tribo …

Slip Characteristics in Cylindrical Roller Bearings—Part III: Influence of Bearing Clearance on the Roller and Set Slip

M Dawoud, S Beitler… - Journal of …, 2023 - asmedigitalcollection.asme.org
The set and roller slip of an NU215 cylindrical roller bearing with medium clearance (MC)
and tight clearance (TC) classes have been tested and compared to those of extensive …