Results 11 to 20 of about 161,981 (256)

The Synthesis Model of Flat-Electrode Hemispherical Resonator Gyro

open access: yesSensors, 2019
The Hemispherical Resonator Gyro (HRG) is a solid-state and widely used vibrating gyroscope, especially in the field of deep space exploration. The flat-electrode HRG is a new promising type of gyroscope with simpler structure that is easier to be ...
Zhennan Wei   +4 more
doaj   +1 more source

Lagrangian Equation of Coupled Spring-Pendulum System

open access: yesPhysics Communication, 2023
A coupled spring-pendulum system in a conservative field was studied where the equation of motion of the system using Lagrangian and Hamiltonian equation were obtained.
Nur Widya Rini, Joko Saefan, Nur Khoiri
doaj   +1 more source

Space-Time and Motion to Advection-Diffusion Equation

open access: yesInPrime, 2021
We are concerned with the study the differential equation problem of space-time and motion for the case of advection-diffusion equation. We derive the advection-diffusion equation from the conservation of mass, where this can be represented by the ...
Mohammad Ghani
doaj   +1 more source

A Computationally Efficient Dynamic Grid Motion Approach for Arbitrary Lagrange–Euler Simulations

open access: yesFluids, 2023
The present article addresses the topic of grid motion computation in Arbitrary Lagrange–Euler (ALE) simulations, where a fluid mesh must be updated to follow the displacements of Lagrangian boundaries.
Antonin Leprevost   +2 more
doaj   +1 more source

Fractional governing equations of transient groundwater flow in unconfined aquifers with multi-fractional dimensions in fractional time [PDF]

open access: yesEarth System Dynamics, 2020
In this study, a dimensionally consistent governing equation of transient unconfined groundwater flow in fractional time and multi-fractional space is developed.
M. L. Kavvas   +4 more
doaj   +1 more source

Lorentz-Abraham-Dirac and Landau-Lifshitz equations of motion and the solution to a relativistic electron in a counterpropagating laser beam

open access: yesPhysical Review Accelerators and Beams, 2021
Beginning with a critical examination of the Lorentz-Abraham (LA) classical equation of motion for an extended charge and the closely related Lorentz-Abraham-Dirac (LAD) equation of motion for a mass-renormalized point-charge, the Landau-Lifshitz (LL ...
Arthur D. Yaghjian
doaj   +1 more source

Fundamental study on yaw resonance mode (Change in yaw resonance mode depending on vehicle speed)

open access: yesNihon Kikai Gakkai ronbunshu, 2021
This paper starts with describing a method of deriving the resonance mode of a pendulum utilizing its equation of motion. Its resonance mode is that the particle accelerates toward the equilibrium position in the vertical plane including its fixed point.
Hideki SAKAI
doaj   +1 more source

Modeling and Analyzing the Effect of Frequency Variation on Weak Grid-Connected VSC System Stability in DC Voltage Control Timescale

open access: yesEnergies, 2019
The effect of frequency variation on system stability becomes crucial when a voltage source converter (VSC) is connected to a weak grid. However, previous studies lack enough mechanism cognitions of this effect, especially on the stability issues in DC ...
Hui Yang, Xiaoming Yuan
doaj   +1 more source

MOTION EQUATION AVERAGING IN POTENTIAL AUTONOMOUS SYSTEMS [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2020
Subject of Research. The paper proposes the averaging method of motion equations. In various branches of physics (mechanics, electrodynamics) and while analyzing vibration processes, we may need to average the existing equations of motion over a certain ...
Pavel P. Rymkevich   +2 more
doaj   +1 more source

Short-Term Comparison of Several Solutinos of Elliptic Relative Motion [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2007
Recently introduced, several explicit solutions of relative motion between neighboring elliptic satellite orbits are reviewed. The performance of these solutions is compared with an analytic solution of the general linearized equation of motion.
Jung Hyun Jo   +3 more
doaj   +1 more source

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