Results 11 to 20 of about 1,314 (214)

Fundamental Approach for Analysis of Dynamic Characteristics of Fixtures [PDF]

open access: yesEAI Endorsed Transactions on Industrial Networks and Intelligent Systems, 2018
Present work is aimed at research of locating and clamping process of prismatic parts in fixtures during the machining on drilling-milling-boring machines.
Vitalii Ivanov, Ivan Pavlenko
doaj   +1 more source

Hydroelastic Response to Oblique Wave Incidence on a Floating Plate with a Submerged Perforated Base

open access: yesJournal of Marine Science and Engineering, 2022
A hydroelastic model is developed of a floating flexible structure in the presence of a submerged perforated base connected with mooring lines under oblique wave action.
Sarat Chandra Mohapatra   +1 more
doaj   +1 more source

Mars’ Background Free Oscillations [PDF]

open access: yesSpace Science Reviews, 2019
Observations and inversion of the eigenfrequencies of free oscillations constitute powerful tools to investigate the internal structure of a planet. On Mars, such free oscillations can be excited by atmospheric pressure and wind stresses from the Martian atmosphere, analogous to what occurs on Earth.
Nishikawa, Y.   +8 more
openaire   +3 more sources

FREE LONGITUDINAL VIBRATIONS OF A VERTICAL ROD WITH DISCRETE MASSES WITH DAMPING FORCES

open access: yesВестник Дагестанского государственного технического университета: Технические науки, 2019
Objectives. The longitudinal oscillations of a vertical rod of a continually discrete system with kinematic seismic disturbances in the form of a stationary random process are considered.Method. A method for determining the variance of the output process
H. P. Kulterbaev   +2 more
doaj   +1 more source

Long-period nutational-precessional motions of the instantaneous Earth rotation pole

open access: yesУчёные записки Казанского университета: Серия Физико-математические науки, 2020
The influence of the rotational regime on real long-period nutational-precessional motions of the instantaneous pole of the Earth’s rotation is considered. The solar magnetospheric (through changes in the angular velocity of rotation) mechanism of action
V.Yu. Belashov   +2 more
doaj   +1 more source

Stress finite element models for determining the frequencies of free oscillations [PDF]

open access: yesИнженерно-строительный журнал, 2016
Development of calculation methods, allowing determining the lower limits frequencies of free oscillations is actual. Such methods, in combination with the decisions by the method of finite element in displacements, will let to assess the accuracy of the
Yu.Ya. Tyukalov
doaj   +1 more source

Survey on forced oscillations in power system

open access: yesJournal of Modern Power Systems and Clean Energy, 2017
The oscillations in a power system can be categorized into free oscillations and forced oscillations. Many algorithms have been developed to estimate the modes of free oscillations in a power system.
Mohammadreza GHORBANIPARVAR
doaj   +1 more source

Free oscillations of the middle ear after total tympanoplasty and ossiculoplasty with functional mobility of the foot plate of stapes

open access: yesЖурнал Белорусского государственного университета: Математика, информатика, 2019
Pathological changes in the oscillating system of the middle ear can lead to a decrease of the susceptibility threshold of the auditory analyser to sound vibrations and, consequently, to partial or complete hearing loss. Cartilage implants are most often
Sergei M. Bosiakov, Gennadi I. Mikhasev
doaj   +1 more source

Chiral oscillations in the non-relativistic regime

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
Massive Dirac particles are a superposition of left and right chiral components. Since chirality is not a conserved quantity, the free Dirac Hamiltonian evolution induces chiral quantum oscillations, a phenomenon related to the Zitterbewegung, the ...
Victor A. S. V. Bittencourt   +2 more
doaj   +1 more source

Physical modeling of the rock bolt interaction with the rock massif [PDF]

open access: yesE3S Web of Conferences, 2019
The results of the physical modeling of the “rock bolt – rock massif” system are presented. The characteristics of rock bolt free oscillations depending on the degree of its clamping and tension were studied on special test benches.
Skipochka Serhii   +3 more
doaj   +1 more source

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