An arbitrary order numerical framework for transient heat conduction problems

W Sun, W Qu, Y Gu, PW Li - International Journal of Heat and Mass …, 2024 - Elsevier
This paper presents an arbitrary order numerical approach for achieving highly accurate
solutions in transient heat conduction problems. In this framework, the arbitrary order Krylov …

A generalized finite difference method based on the Peridynamic differential operator for the solution of problems in bounded and unbounded domains

A Shojaei, U Galvanetto, T Rabczuk, A Jenabi… - Computer Methods in …, 2019 - Elsevier
In this paper, a generalized finite difference method (GFDM) based on the Peridynamic
differential operator (PDDO) is investigated. The weighted moving least square (MLS) …

The generalized finite difference method for long-time dynamic modeling of three-dimensional coupled thermoelasticity problems

Y Gu, W Qu, W Chen, L Song, C Zhang - Journal of Computational Physics, 2019 - Elsevier
In this study, a new framework for the efficient and accurate solutions of three-dimensional
(3D) dynamic coupled thermoelasticity problems is presented. In our computations, the …

Analysis of three-dimensional heat conduction in functionally graded materials by using a hybrid numerical method

W Qu, CM Fan, Y Zhang - International Journal of Heat and Mass Transfer, 2019 - Elsevier
A hybrid numerical method is developed for three-dimensional (3D) heat conduction in
functionally graded materials (FGMs) by integrating the advantages of the generalized finite …

Localized MFS for three‐dimensional acoustic inverse problems on complicated domains

Z Chen, F Wang, S Cheng, G Wu - International Journal of …, 2022 - Wiley Online Library
This paper proposes a semi‐analytical and local meshless collocation method, the localized
method of fundamental solutions (LMFS), to address three‐dimensional (3D) acoustic …

A combined scheme of generalized finite difference method and Krylov deferred correction technique for highly accurate solution of transient heat conduction …

W Qu, Y Gu, Y Zhang, CM Fan… - International Journal for …, 2019 - Wiley Online Library
This paper presents a numerical framework for the highly accurate solutions of transient heat
conduction problems. The numerical framework discretizes the temporal direction of the …

The generalized finite difference method for in-plane crack problems

J Lei, Y Xu, Y Gu, CM Fan - Engineering Analysis with Boundary Elements, 2019 - Elsevier
This paper documents the first attempt to apply the generalized finite difference method
(GFDM), a recently-developed meshless method, for the numerical solution of problems with …

An efficient DN alternating algorithm for solving an inverse problem for Helmholtz equation.

K Berdawood, A Nachaoui, R Saeed… - … Systems-Series S, 2022 - search.ebscohost.com
Data completion known as Cauchy problem is one most investigated inverse problems. In
this work we consider a Cauchy problem associated with Helmholtz equation. Our …

The generalized finite difference method for an inverse time-dependent source problem associated with three-dimensional heat equation

Y Gu, J Lei, CM Fan, XQ He - Engineering Analysis with Boundary …, 2018 - Elsevier
This paper presents a meshless numerical scheme for recovering the time-dependent heat
source in general three-dimensional (3D) heat conduction problems. The problem …

Generalized finite difference method for solving the double-diffusive natural convection in fluid-saturated porous media

PW Li, W Chen, ZJ Fu, CM Fan - Engineering Analysis with Boundary …, 2018 - Elsevier
In this paper, the generalized finite difference method (GFDM) combined with the Newton–
Raphson method is proposed to accurately and efficiently simulate the steady-state double …