Results 31 to 40 of about 2,654 (171)
Numerical Investigation on Improving the Computational Efficiency of the Material Point Method
Mathematical Problems in Engineering, Volume 2021, Issue 1, 2021., 2021 Based on the basic theory of the material point method (MPM), the factors affecting the computational efficiency are analyzed and discussed, and the problem of improving calculation efficiency is studied. This paper introduces a mirror reflection boundary condition to the MPM to solve axisymmetric problems; to improve the computational efficiency of ...
Jingxin Ma +5 more
wiley +1 more source
Mathematical Problems in Engineering, Volume 2021, Issue 1, 2021., 2021 In this paper, a new numerical method named Barycentric Lagrange interpolation‐based differential quadrature method is implemented to get numerical solution of 1D and 2D coupled nonlinear Schrödinger equations. In the present study, spatial discretization is done with the aid of Barycentric Lagrange interpolation basis function.
Varun Joshi +5 more
wiley +1 more source
Journal of Hydroinformatics, 2022 In recent decades, due to the population growth and low precipitation, the overexploitation of ground water resources has become an important issue. To ensure a sustainable scheme for these resources, understanding the behavior of the aquifers is a key ...
Ali Mohtashami +3 more
doaj +1 more source
Dynamic Analysis of Cylindrically Layered Structures Reinforced by Carbon Nanotube Using MLPG Method [PDF]
Civil Engineering Infrastructures Journal, 2015 This paper deals with the dynamic analysis of stress field in cylindrically layeredstructures reinforced by carbon nanotube (CLSRCN) subjected to mechanical shock loading.Application of meshless local integral equations based on meshless local Petrov ...
Soleiman Ghouhestani +2 more
doaj +1 more source
Monitoring network design with MLPG-TLBO hybrid model (case study Birjand, Iran)
Applied Water Science, 2022 As the groundwater quantitative monitoring aimed to determine the factors affecting the aquifer behavior plays an important role in its regional management, studying the temporal and spatial groundwater level variations requires a comprehensive ...
Nahid Majidi Khalilabad +3 more
doaj +1 more source
Modeling elastic wave propagation in fluid-filled boreholes drilled in nonhomogeneous media: BEM – MLPG versus BEM-FEM coupling [PDF]
, 2017 The efficiency of two coupling formulations, the boundary element method (BEM)-meshless local Petrov–Galerkin (MLPG) versus the BEM-finite element method (FEM), used to simulate the elastic wave propagation in fluid-filled boreholes generated by a blast ...
Antonio, J. +6 more
core +1 more source
The meshfree localized Petrov-Galerkin approach in slope stability analysis [PDF]
, 2019 The article focuses on the use of the meshfree numerical method in the field of slope stability computations. There are many meshfree implementations of numerical methods.
Bulko, Roman +2 more
core +1 more source
Bearing Capacity Analysis Using Meshless Local Petrov-Galerkin Method
Civil and Environmental Engineering, 2014 The paper deals with use of the meshless method for soil bearing capacity analysis. There are many formulations of the meshless methods. The article presents the Meshless Local Petrov-Galerkin method (MLPG) - local weak formulation of the equilibrium ...
Mužík Juraj
doaj +1 more source
An advanced meshless technique for large deformation analysis of metal forming [PDF]
, 2008 The large deformation analysis is one of major challenges in numerical modelling and simulation of metal forming. Although the finite element method (FEM) is a well-established method for modeling nonlinear problems, it often encounters difficulties for ...
Gu, YuanTong +2 more
core +3 more sources
MLPG_R Method for Numerical Simulation of 2D Breaking Waves [PDF]
, 2009 Following our previous work, the Meshless Local Petrov-Galerin method based on Rankine source solution (MLPG_R) will be extended in this paper to deal with breaking waves.
Ma, Q., Zhou, J.
core +1 more source