Results 1 to 10 of about 161,981 (256)

Design and Fabrication of a Novel Wheel-Ring Triaxial Gyroscope

open access: yesSensors, 2022
This paper presents a new type of three-axis gyroscope. The gyroscope comprises two independent parts, which are nested to further reduce the structure volume. The capacitive drive was adopted.
Tianqi Guo   +5 more
doaj   +1 more source

SOME PHYSICAL PROCESSES IN THE APPLICATION OF THE ELECTRODYNAMIC METHOD OF METAL PROCESSING

open access: yesТехнічна електродинаміка, 2021
On the basis of the developed analytical mathematical model of non-stationary process of local electrodynamic treatment of metal structures, especially welded joints, and estimation of the main dynamic, electrophysical and thermal characteristics of the ...
Ю.М. Васецький   +1 more
doaj   +1 more source

Establishment and Solution Strategy of Galloping Equation of Iced Conductors

open access: yesZhongguo dianli, 2021
The galloping of iced overhead conductors is one of the key factors for tripping fault of transmission lines, and threatens the security and stability of power system.
Hui LIU, Zengtai MA, Jikeng LIN
doaj   +1 more source

Quasi-harmonic self-oscillations in discrete time: analysis and synthesis of dynamic systems

open access: yesФизика волновых процессов и радиотехнические системы, 2022
For sampling of time in a differential equation of movement of Thomson type oscillator (generator) it is offered to use a combination of the numerical method of finite differences and an asymptotic method of the slowl-changing amplitudes.
Valery V. Zaitsev, Alexander V. Karlov
doaj   +1 more source

Unit Integration Method Solution and Experimental Research on Mechanism Characteristics for Flat Digging of Grab Dredgers

open access: yesApplied Sciences, 2022
In the process of grab dredger dredging, how to ensure the accuracy of flat digging is a key technical question. The accuracy of flat digging is related to the force of grab digging.
Chang Xu   +3 more
doaj   +1 more source

LOCAL STABILITY AND NATURAL MOTIONS OF THE MULTI-FACE DOME ROD STRUCTURE

open access: yesInternational Journal for Computational Civil and Structural Engineering, 2023
The research  object is a cyclically symmetric construction of a two-tier dome in the form of a convex polyhedron. Load and deflection critical parameters were determined for this construction pyramidal element. The behavior features of the conservative
Dmitriy Zhuravlev, Alexander Zhuravlev
doaj   +1 more source

Standing Wave Binding of Hemispherical Resonator Containing First–Third Harmonics of Mass Imperfection under Linear Vibration Excitation

open access: yesSensors, 2020
Due to complicated processing technology, the mass distribution of a hemispherical resonator made of fused silica is not uniform, which can affect the azimuth of the standing wave of a resonator under the linear vibration excitation.
Yan Huo   +3 more
doaj   +1 more source

Vectorized Mathematical Model of a Slip-Ring Induction Motor

open access: yesEnergies, 2020
The paper deals with the modeling of a slip-ring induction motor. Induction motors are very often used in industry and their suitable model is needed to reduce control and operating costs.
Miroslaw Wcislik   +2 more
doaj   +1 more source

Developing a New Surrogate Safety Indicator Based on Motion Equations

open access: yesPromet (Zagreb), 2014
Collision avoidance system (CAS), with the help of surrogate safety measures is a beneficial tool for reducing driver errors and preventing rear-end collisions.
Hamid Behbahani   +3 more
doaj   +1 more source

MACHINE MOTION EQUATIONS

open access: yesIndependent Journal of Management & Production, 2015
This paper presents the dynamic, original, machine motion equations. The equation of motion of the machine that generates angular speed of the shaft (which varies with position and rotation speed) is deduced by conservation kinetic energy of the machine.
Petrescu, Florian Ion Tiberiu   +1 more
openaire   +3 more sources

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