Meshfree methods: progress made after 20 years

JS Chen, M Hillman, SW Chi - Journal of Engineering Mechanics, 2017 - ascelibrary.org
In the past two decades, meshfree methods have emerged into a new class of computational
methods with considerable success. In addition, a significant amount of progress has been …

Rotation free isogeometric thin shell analysis using PHT-splines

N Nguyen-Thanh, J Kiendl, H Nguyen-Xuan… - Computer Methods in …, 2011 - Elsevier
This paper presents a novel approach for isogeometric analysis of thin shells using
polynomial splines over hierarchical T-meshes (PHT-splines). The method exploits the …

An arbitrary order variationally consistent integration for Galerkin meshfree methods

JS Chen, M Hillman, M Rüter - International Journal for …, 2013 - Wiley Online Library
Because most approximation functions employed in meshfree methods are rational
functions with overlapping supports, sufficiently accurate domain integration becomes costly …

An accuracy analysis of Galerkin meshfree methods accounting for numerical integration

J Wu, D Wang - Computer Methods in Applied Mechanics and …, 2021 - Elsevier
Presently, it has been widely recognized that numerical integration plays a crucial role on
the solution accuracy of Galerkin meshfree methods due to the rational nature of meshfree …

Superconvergent gradient smoothing meshfree collocation method

D Wang, J Wang, J Wu - Computer Methods in Applied Mechanics and …, 2018 - Elsevier
A superconvergent meshfree collocation method with smoothed nodal gradients is
presented. In this method, the first order smoothed gradients of meshfree shape function are …

A FSDT meshfree method for free vibration analysis of arbitrary laminated composite shells and spatial structures

W Chen, WM Luo, SY Chen, LX Peng - Composite Structures, 2022 - Elsevier
In this paper, a FSDT meshfree method based on the 3D continuous shell theory and
moving-least squares approximation is proposed for the first time to investigate the free …

Analysis of cracked shear deformable plates by an effective meshfree plate formulation

S Tanaka, H Suzuki, S Sadamoto, M Imachi… - Engineering Fracture …, 2015 - Elsevier
A novel technique to evaluate the path-independent integral using nodal integration is
developed for cracked plate problems. The formulation is based on the Mindlin–Reissner …

Reduced quadrature for finite element and isogeometric methods in nonlinear solids

W Li, G Moutsanidis, M Behzadinasab… - Computer Methods in …, 2022 - Elsevier
We extend the recently proposed framework using reduced quadrature in the Finite Element
and Isogeometric methods for solid mechanics to the nonlinear realm. The proposed …

A general-purpose, inelastic, rotation-free Kirchhoff–Love shell formulation for peridynamics

M Behzadinasab, M Alaydin, N Trask… - Computer Methods in …, 2022 - Elsevier
We present a comprehensive rotation-free Kirchhoff–Love (KL) shell formulation for
peridynamics (PD) that is capable of modeling large elasto-plastic deformations and fracture …

Second‐order accurate derivatives and integration schemes for meshfree methods

Q Duan, X Li, H Zhang… - International Journal for …, 2012 - Wiley Online Library
The consistency condition for the nodal derivatives in traditional meshfree Galerkin methods
is only the differentiation of the approximation consistency (DAC). One missing part is the …