Results 61 to 70 of about 1,334 (186)

Advances in research on impulse hydro‐turbine technology

open access: yesRiver, Volume 5, Issue 1, Page 112-133, February 2026.
Abstract To accelerate the development of impulse hydro‐turbines and support the efficient utilization of hydropower resources in Southwest China, this paper examines the background, historical development, and research progress of impulse hydro‐turbines.
Xiaochao Li   +7 more
wiley   +1 more source

A Framework of the Meshless Method for Topology Optimization Using the Smooth-Edged Material Distribution for Optimizing Topology Method

open access: yesComputation
Density variables based on nodal or Gaussian points are naturally incorporated in meshless topology optimization approaches, pursuing distinct topological layouts with solid and void solutions.
Jingbo Huang   +6 more
doaj   +1 more source

A Decompositional Approach for Two‐Dimensional, Two‐Phase, Nonlinear Inverse Stefan Problems Using the Method of Fundamental Solutions

open access: yesStudies in Applied Mathematics, Volume 156, Issue 2, February 2026.
ABSTRACT In this paper, we propose a decompositional (phase‐wise split) approach to solve a two‐dimensional, two‐phase (solid and liquid, say), nonlinear inverse Stefan problem. The first step is to approximate the unknown moving boundary between the two phases and the Stefan condition on that boundary using the overspecified boundary and initial data ...
Gujji Murali Mohan Reddy   +2 more
wiley   +1 more source

Boundary layer challenges: A comparative analysis of two efficient meshless approaches

open access: yesPartial Differential Equations in Applied Mathematics
This article presents two meshless computational techniques: the radial basis function (RBF) method and the polynomial method, for numerically analyzing boundary layer problems, with a specific focus on singularly perturbed two-point boundary value ...
Abdulrahman Obaid Alshammari   +2 more
doaj   +1 more source

Elastoplastic Analysis of Metallic Parts Employing a Meshless Method. [PDF]

open access: yesACS Omega, 2023
Chhillar A   +5 more
europepmc   +1 more source

Unsymmetric meshless methods for operator equations [PDF]

open access: yesNumerische Mathematik, 2009
The author proposes a general approach for approximatively solving the well-posed linear operator equations in normed linear spaces. The operators need not be elliptic and the problems can be posed in weak or strong form without changing the theory. The paper seems to be the first to provide a rigid mathematical foundation of certain variations of the `
openaire   +3 more sources

An improved parallel meshless algorithm for two typical 2D/3D nonlinear dynamics equations

open access: yesAlexandria Engineering Journal
In this work, an improved parallel pure meshless algorithm coupling with a high-order time split-step (HSS-IPFPM) is firstly developed to solve the multi-dimensional GPEs, and then the IPFPM is extended to investigate the multi-components CH equations on
Jian’an Sun, Tao Jiang, HuaiJin Gao
doaj   +1 more source

A Novel Hybrid Boundary-Type Meshless Method for Solving Heat Conduction Problems in Layered Materials

open access: yesApplied Sciences, 2018
In this article, we propose a novel meshless method for solving two-dimensional stationary heat conduction problems in layered materials. The proposed method is a recently developed boundary-type meshless method which combines the collocation scheme from
Jing-En Xiao   +4 more
doaj   +1 more source

A MLPG Meshless Method for Numerical Simulation of Unsteady Incompressible Flows

open access: yesJournal of Applied Fluid Mechanics, 2017
This article presents a numerical algorithm using the Meshless Local PetrovGalerkin (MLPG) method for numerical simulation of unsteady incompressible flows, governed by the Navier–Stokes equations via the stream function–vorticity (ψ–ω) formulation.
Iraj Saeedpanah
doaj  

The numerical analysis of viscoelastic problems in signal propagation using a novel meshless Hermit-type RRKPM

open access: yesResults in Physics
Since meshless reproducing kernel particle method (RKPM) is easily affected by different kernel functions in numerical accuracy and stability, the Hermit-type function is introduced to the construction of trial function on boundary nodes.
Jichao Ma, Xin Tai
doaj   +1 more source

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