Results 21 to 30 of about 645,352 (311)

A space-time domain RBF method for 2D wave equations

open access: yesFrontiers in Physics, 2023
In the present study, we demonstrate the feasibility to reveal the numerical solution of the multi-dimensional wave equations. A simple semi-analytical meshless method was proposed to obtain the numerical solution of the wave equation with a newly ...
Fu-Zhang Wang   +4 more
doaj   +1 more source

Modeling Full-Field Transient Flexural Waves on Damaged Plates with Arbitrary Excitations Using Temporal Vibration Characteristics

open access: yesSensors, 2022
We propose an efficient semi-analytical method capable of modeling the propagation of flexural waves on cracked plate structures with any forms of excitations, based on the same group of vibration characteristics and validated by a non-contact scanning ...
Dan-Feng Wang   +3 more
doaj   +1 more source

Semi-analytical method for the dynamic analysis

open access: yesComputer Assisted Methods in Engineering and Science, 2023
The paper presents a semi-analytical method for the study of a linear differential system with variable coefficients. The solution is given in terms of real positive integer powers; it is obtained in terms of independent functions which are computed ...
Aurel M. Alecu   +2 more
doaj  

Solution of fractional modified Kawahara equation: a semi-analytic approach

open access: yesMathematics in Applied Sciences and Engineering, 2023
The present study examines a semi-analytical method known as the Fractional Residual Power Series Method for obtaining solutions to the non-linear, time-fractional Kawahara and modified Kawahara equations.
Sagar Khirsariya   +2 more
doaj   +1 more source

Semi-Analytical Source Method for Reaction–Diffusion Problems [PDF]

open access: yesJournal of Heat Transfer, 2018
Estimation of thermal properties, diffusion properties, or chemical–reaction rates from transient data requires that a model is available that is physically meaningful and suitably precise. The model must also produce numerical values rapidly enough to accommodate iterative regression, inverse methods, or other estimation procedures during which the ...
Cole, K. D.   +2 more
openaire   +2 more sources

A semi-analytical iterative method for solving differential algebraic equations

open access: yesAin Shams Engineering Journal, 2018
This work presents new implementation of an iterative method proposed by Temimi and Ansari namely (TAM) for approximate solutions of differential algebraic equations that arises in many engineering and applied sciences applications.
Majeed Al-Jawary, Sinan Hatif
doaj   +1 more source

Estimating Volume Loss for Shield-Driven Tunnels Based on the Principle of Minimum Total Potential Energy

open access: yesApplied Sciences, 2022
Volume loss is an important method to estimate ground movement during tunnelling. However, volume loss is usually estimated by empirical methods, especially for volume loss at the tunnel face, which is a three-dimensional problem.
Gan Wang   +4 more
doaj   +1 more source

Complex Fourier series expansion for the liquid-solid phase transition in PCM layers: transient and steady state periodic regimes [PDF]

open access: yesE3S Web of Conferences, 2021
Semi-analytical solutions to the classical two phase Stefan problem are proposed. Time dependent solutions to the one-dimensional liquid-solid phase transition in a PCM wallboard subjected to isothermal and periodic Dirichlet boundary conditions are ...
Santiago Acosta Rubén Dario   +3 more
doaj   +1 more source

A Semi-Analytical Method for the Sealing Performance Prediction of Subsea Pipeline Compression Connector

open access: yesJournal of Marine Science and Engineering, 2023
To predict the sealing performance of the subsea pipeline compression connector, a semi-analytical method is proposed and verified. The leakage condition is obtained as a function of the minimum radial deflection.
Zhenyu Li   +6 more
doaj   +1 more source

Semi-analytical method for solving Fokker-Planck’s equations [PDF]

open access: yesJournal of the Association of Arab Universities for Basic and Applied Sciences, 2017
Abstract In this paper, the linear and nonlinear Fokker-Planck equations (FPE) are solved by a semi-analytical iterative technique. This technique was proposed by Temimi and Ansari (TAM) in 2011. It is used to obtain the exact solutions for the 1D, 2D and 3D FPE.
Al-Jawary, Majeed Ahmed   +2 more
openaire   +2 more sources

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