Engineering Computations: Volume 28 Issue 7

Impact response of polymer‐coated grinding spheres

J. Langus, P. Šuštarič, T. Rodič

The purpose of this paper is to evaluate the effect that polymer coat has on the impact behavior of grinding sphere and to find possible subsection of parameter space in which…

Modeling of coupled heat, moisture transfer and mechanical deformations of wood during drying process

Zhenggang Zhu, Michael Kaliske

The purpose of this paper is to present a numerical model of coupled heat, moisture transfer and their effects on the mechanical deformations of wood during the drying process.

Alternative least‐squares finite element models of Navier‐Stokes equations for power‐law fluids

V.P. Vallala, J.N. Reddy, K.S. Surana

Most studies of power‐law fluids are carried out using stress‐based system of Navier‐Stokes equations; and least‐squares finite element models for vorticity‐based equations of…

Modified Mohr‐Coulomb – Rankine material model for concrete

Mirela Galic, Pavao Marovic, Zeljana Nikolic

The main aim of this paper is to present a three‐dimensional numerical material model for concrete which combines plasticity with a classical orthotropic smeared crack…

Computational steering in the problem solving environment WBCSim

Jiang Shu, Layne T. Watson, Naren Ramakrishnan, Frederick A. Kamke, Shubhangi Deshpande

This paper describes a practical approach to implement computational steering for problem solving environments (PSEs) by using WBCSim as an example. WBCSim is a Web based…

Performance of a physical surrogate in the sequential approximate optimization of space trusses

Silvana Maria B. Afonso, Bernardo Horowitz, Marcelo Ferreira da Silva

The purpose of this paper is to propose physically based varying fidelity surrogates to be used in structural design optimization of space trusses. The main aim is to demonstrate…

A comparative study of displacement and mixed‐based corotational finite element formulations for elasto‐plastic three‐dimensional beam analysis

Rabe Alsafadie, Mohammed Hjiaj, Hugues Somja, Jean‐Marc Battini

The purpose of this paper is to present eight local elasto‐plastic beam element formulations incorporated into the corotational framework for two‐noded three‐dimensional beams…