Results 1 to 10 of about 5,002 (97)

Vibration analysis of structural elements using differential quadrature method [PDF]

open access: yesJournal of Advanced Research, 2013
The method of differential quadrature is employed to analyze the free vibration of a cracked cantilever beam resting on elastic foundation. The beam is made of a functionally graded material and rests on a Winkler–Pasternak foundation.
Mohamed Nassar   +2 more
doaj   +2 more sources

Fractional differential quadrature method for modeling composite halide perovskite solar cells [PDF]

open access: yesScientific Reports
This work presents a novel approach for high-efficiency modeling of composite halide perovskite solar cells using the Fractional Differential Quadrature (FDQ) method.
Ehab M. Almetwally   +3 more
doaj   +2 more sources

Differential Quadrature Method for Vibration Analysis of Prestressed Beams [PDF]

open access: yesE3S Web of Conferences, 2021
This paper investigates natural frequencies of free transverse vibrations of prestressed beams, and the governing equations and natural frequencies of the free vibration in related literatures are discussed and corrected.
Peng Li, Wang Ying
doaj   +1 more source

FREE VIBRATION ANALYSIS OF CRACKED POST-BUCKLED BEAM BY DIFFERENTIAL QUADRATURE METHOD [PDF]

open access: yesمجله مدل سازی در مهندسی, 2013
The vibration analysis of cracked post-buckled beam is investigated using the differential quadrature method. Crack, assumed to be open, is modeled by a massless rotational spring.
P. Jamshidi Moghadam, S. Moradi
doaj   +1 more source

Time integration of rectangular membrane free vibration using spline-based differential quadrature [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2016
In this paper, numerical spline-based differential quadrature is presented for solving the boundary and initial value problems, and its application is used to solve the fixed rectangular membrane vibration equation.
Sara Javidpoor   +2 more
doaj   +1 more source

Numerical solution of the viscous Burgers’ equation using Localized Differential Quadrature method

open access: yesPartial Differential Equations in Applied Mathematics, 2021
In this article, we propose a numerical method to solve the viscous Burgers’ equation in one and two dimensions using the Localized Differential Quadrature (LDQ) scheme.
Athira Babu, Bin Han, Noufal Asharaf
doaj   +1 more source

Solution of two-dimensional fractional diffusion equation by a novel hybrid D(TQ) method

open access: yesNonlinear Engineering, 2022
This work is an experiment to solve the fractional diffusion equation in two dimensions with a novel hybrid method. The method involves an amalgamation of the well-known differential transform method and the differential quadrature method.
Devshali Pratiksha, Arora Geeta
doaj   +1 more source

Computational solutions for Eikonal equation by differential quadrature method

open access: yesAlexandria Engineering Journal, 2022
This article presents an efficient method to solve of Eikonal equation by the new differential quadrature method. The purpose of this article is to obtain the accuracy and performance method for the Eikonal equation.
Mehrullah Mehr, Davood Rostamy
doaj   +1 more source

A Time Finite Element Method Based on the Differential Quadrature Rule and Hamilton’s Variational Principle

open access: yesApplied Sciences, 2017
An accurate and efficient Differential Quadrature Time Finite Element Method (DQTFEM) was proposed in this paper to solve structural dynamic ordinary differential equations.
Yufeng Xing, Mingbo Qin, Jing Guo
doaj   +1 more source

An Improved Differential Quadrature Time Element Method

open access: yesApplied Sciences, 2017
A Differential Quadrature Time Element Method (DQTEM) was proposed by the author and co-worker, its drawback is the need of larger storage capacity since the dimension of the coefficients matrix for solution is the product of both spatial degrees of ...
Mingbo Qin, Yufeng Xing, Jing Guo
doaj   +1 more source

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