Results 31 to 40 of about 3,274,537 (356)

Planetary Gear Fault Diagnosis Based on An Instantaneous Angular Speed Measurement System With a Dual Detector Setup

open access: yesIEEE Access, 2020
Planetary Gearbox (PG) is widely used in many vital transmission systems with the advantages such as high power-weight ratio and high load capacity.
Q. Zeng   +4 more
semanticscholar   +1 more source

THE IMPACT OF ROAD CONDITIONS ON THE SUSTAINABILITY DECLINE IN THE ROAD TRANSPORT IN THE REPUBLIC OF DAGESTAN

open access: yesВестник Дагестанского государственного технического университета: Технические науки, 2016
The article touches upon the theoretical and experimental studies of the influence of the various components of road conditions to reduce the stability of the vehicle, which lead to skidding and rollover.
E. S. Batmanov   +2 more
doaj   +1 more source

Nonadaptive estimation of the rotor speed in an adaptive full order observer of induction machine [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2020
The article proposes a new method of reproducing the angular speed of the rotor of a cage induction machine designed for speed observers based on the adaptive method. In the proposed solution, the value of the angular speed of the rotor is not determined
M. Morawiec, P. Kroplewski
doaj   +1 more source

The angular speed distribution of randomly moving-particle group

open access: yesAIP Advances, 2022
Rotation is a common phenomenon in nature, although the detailed statistical principle behind it is seldom discussed. This article aims to inspire people to think about such problems.
Ting Yang, Tao Guo
doaj   +1 more source

PASSIVE TORQUE SIMULATION OF SMALL ANGULAR CONTACT BEARING AT HIGH SPEED [PDF]

open access: yes, 2017
Description of common ball bearing torque models was presented and adopted to the complex thermo-mechanical model of the high speed spindle. Ball bearing passive torque was measured on the own high-speed spindle design.
Kekula J., Smolík J., Sulitka M.
core   +1 more source

Calculation of an Average Vehicle’s Sideways Acceleration on Small Roundabouts

open access: yesSensors, 2022
The calculation of the average sideways acceleration, based on speed and angular velocity on small roundabouts for a vehicle of up to 3.5 t gross vehicle mass, is described in this paper.
Juraj Jagelčák   +4 more
doaj   +1 more source

Astrometric Effects of Gravitational Wave Backgrounds with non-Luminal Propagation Speeds

open access: yes, 2020
A passing gravitational wave causes a deflection in the apparent astrometric positions of distant stars. The effect of the speed of the gravitational wave on this astrometric shift is discussed. A stochastic background of gravitational waves would result
Gair, J.   +4 more
core   +1 more source

Bars and the connection between dark and visible matter [PDF]

open access: yes, 2003
Isolated barred galaxies evolve by redistributing their internal angular momentum, which is emitted mainly at the inner disc resonances and absorbed mainly at the resonances in the outer disc and the halo.
Athanassoula, E.
core   +3 more sources

Multi-objective modeling and optimization of the thermal behavior of an AT10-type belt transmission using ANOVA, RMS and DF methods [PDF]

open access: yesApplied Engineering Letters
This research work focuses on the analysis of the impact of different parameters, such as the angular speed N1, the resistant torque M2 and the setting tension T of the timing belt on its operation.
Abdelhak Haroun, Sidi Mohammed Merghache
doaj   +1 more source

Analysis of high-speed angular ball bearing lubrication based on bi-directional fluid-solid coupling [PDF]

open access: yesArchive of Mechanical Engineering, 2023
The lubrication of angular contact ball bearings under high-speed motion conditions is particularly important to the working performance of rolling bearings.
Bowen Jiao   +11 more
doaj   +1 more source

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