Results 1 to 10 of about 7,231 (184)

Analytical investigation of a new approach to calculation for effective length of the rolling element used in closed end needle roller bearings of driveshaft

open access: yesEuropean Mechanical Science, 2022
The presence of the oscillating motion in a mechanical system, is vital in terms of the service life. Because the machine elements are under effect of fatigue due to the oscillating motion.
Onur Şen, Enver Atik
doaj   +1 more source

Characteristics Analysis and Optimization of the Structural Parameters of PTRB

open access: yesMachines, 2022
Bearings, as integral parts and components in machinery and equipment, play a critical role in system performance. In this paper, the theoretical models of basic axial load rating, basic radial load rating, and friction torque for the planetary thread ...
Shicheng Zheng   +5 more
doaj   +1 more source

Fractional order modelling and robust multi-model intelligent controllers’ synthesis for ACP1000 nuclear power plant

open access: yesMehran University Research Journal of Engineering and Technology, 2022
In this research work, a third generation Pressurized Water Reactor (PWR) type Nuclear Power Plant (NPP) of 1100 MWe rating called Advanced Chinese PWR (ACP1000) NPP is adopted. The research and development work is mainly encompassed of addition of third
Arshad Habib Malik   +2 more
doaj   +1 more source

Consideration of necessary minimum load of small ball bearing in case of combination loads

open access: yesNihon Kikai Gakkai ronbunshu, 2014
Load is an important factor which has an influence to life cycle and performance in rolling bearing. The life cycle becomes shorter, and the sound and vibration intend to increase when a large load is applied.
Shoji NOGUCHI, Norifumi MIYANAGA
doaj   +1 more source

Reductions in wind farm main bearing rating lives resulting from wake impingement [PDF]

open access: yesWind Energy Science
This paper studies the impacts of wake impingement on main bearing rating lives predicted during the wind turbine design stage. A computational tool chain was developed to explore and quantify these effects across a wind farm populated by 10 MW wind ...
J. Quick   +9 more
doaj   +1 more source

Study on Fatigue Life Prediction of Crossed Roller Bearings [PDF]

open access: yes한국정밀공학회지
This paper presents a method for estimating the fatigue life of crossed roller bearings (XRBs). XRBs feature a single row of rollers arranged alternately at right angles, making them ideal for applications that require high precision and a compact design.
Gilbert Rivera   +3 more
doaj   +1 more source

Design algorithm for generatrix profile of cylindrical crowned rollers

open access: yesMATEC Web of Conferences, 2017
The cross-section of roller profile controls the pressure distribution in the contact area and radically affects the roller bearings basic dynamic load rating and rating lives.
Creţu Spiridon
doaj   +1 more source

Experimental rigs for testing components of advanced industrial applications

open access: yesFriction, 2018
This paper presents experimental rigs of the Research Centre for the Mechanics of Turbomachinery of the Department of Civil and Industrial Engineering of the University of Pisa.
Enrico Ciulli
doaj   +1 more source

Numerical Model Updating and Validation of a Truss Railway Bridge considering Train-Track-Bridge Interaction Dynamics

open access: yesShock and Vibration
Vibration-based structural health monitoring (SHM) is crucial in assessing the integrity of large civil infrastructures. Developing an accurate finite element (FE) model that effectively reflects the dynamics of a full-scale structure is essential for ...
Mohammad Sadegh Ayubirad   +2 more
doaj   +1 more source

Application Characteristic Analysis of Spherical Roller Bearing in Industrial Gearbox

open access: yesJixie chuandong, 2016
The spherical roller bearings are widely applied in industrial gearbox,therefore the research of the running character of spherical roller bearings in gearbox is important for the designer.
Zhuo Fuhai
doaj  

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