Engineering Computations: Volume 33 Issue 5

Two dimensional element free Galerkin coupled flow function method and its application

Qingdong Zhang, Boyang Zhang, Xingfu Lu

The purpose of this paper is to propose a hybridization numerical method to solve the plastic deformation of metal working based on the flow function method and meshless method…

Development of an automated aircraft subsystem architecture generation and analysis tool

David Manuel Judt, Craig Lawson

The purpose of this paper is to present a new computational framework to address future preliminary design needs for aircraft subsystems. The ability to investigate multiple…

A modified BLISCO method and its combination with variable fidelity metamodel for engineering design

Ping Jiang, Qi Zhou, Xinyu Shao, Ren Long, Hui Zhou

The purpose of this paper is to present a modified bi-level integrated system collaborative optimization (BLISCO) to avoid the non-separability of the original BLISCO. Besides, to…

A new calculation method of casing external squeezing loads in complex formation

Keju Yan, Zhichuan Guan, Hao Chen, Xiaofeng Zhao, Hongning Zhang

Casing damage problems are increasingly prominent in oil fields, most of which were caused by casing external squeezing loads. The traditional calculation method of casing…

Single point incremental forming simulation with adaptive remeshing technique using solid-shell elements

José I.V. Sena, Cedric Lequesne, L Duchene, Anne-Marie Habraken, Robertt A.F. Valente, Ricardo J Alves de Sousa

Numerical simulation of the single point incremental forming (SPIF) processes can be very demanding and time consuming due to the constantly changing contact conditions between…

Multi-objective optimization of quarter car passive suspension design in the frequency domain based on PSO

Herbert Martins Gomes

The purpose of this paper is to investigate the optimum design of a quarter car passive suspension system using a particle swarm optimization algorithm in order to minimize the…

Effects of material hardening model and lumped-pass method on welding residual stress simulation of J-groove weld in nuclear RPV

Chuan Liu, Ying Luo, Min Yang, Qiang Fu

The purpose of this paper is to clarify the effect of material hardening model and lump-pass method on the thermal-elastic-plastic (TEP) finite element (FE) simulation of residual…

Geometrically nonlinear analysis of thick orthotropic plates with various geometries using simple HP-cloud method

Nasrin Jafari, Mojtaba Azhari

The purpose of this paper is to present a simple HP-cloud method as an accurate meshless method for the geometrically nonlinear analysis of thick orthotropic plates of general…

Flow stress identification of tubular materials using the progressive inverse identification method

Erfan Asaadi, P. Stephan Heyns

The purpose of this paper is to propose a progressive inverse identification algorithm to characterize flow stress of tubular materials from the material response, independent of…

Numerical simulation of Plateau’s problem of minimal surfaces using nonvariational finite element method

Garima Mishra, Manoj Kumar

– Numerical solution of Plateau’s problem of minimal surface using non-variational finite element method. The paper aims to discuss this issue.

An algorithm for dynamic object manipulation by a flexible link robot: Numerical solution and robustness

Bahram Tarvirdizadeh, Khalil Alipour, Alireza Hadi

– The purpose of this paper is to focus on an online closed-loop (CL) approach for performing dynamic object manipulation (DOM) by a flexible link manipulator.

Combined finite-discrete element method modeling of rockslides

Wei Zhou, Wei Yuan, Gang Ma, Xiao-Lin Chang

The purpose of this paper is to propose a novel combined finite-discrete element method (FDEM), based on the cohesive zone model, for simulating rockslide problems at the…

Crashworthiness optimization of circular tubes with functionally-graded thickness

Adil Baykasoglu, Cengiz Baykasoglu

The purpose of this paper is to develop a new multi-objective optimization procedure for crashworthiness optimization of thin-walled structures especially circular tubes with…

Accurate assessment of natural frequencies for uniform and non-uniform Euler-Bernoulli beams and frames by adaptive generalized finite element method

Marcos Arndt, Roberto Dalledone Machado, Adriano Scremin

The purpose of this paper is devoted to present an accurate assessment for determine natural frequencies for uniform and non-uniform Euler-Bernoulli beams and frames by an…

MHD flow of a non-Newtonian nanofluid over a non-linearly stretching sheet in the presence of thermal radiation with heat source/sink

Madhu Macha, Kishan Naikoti, Ali J Chamkha

The purpose of this paper is to analyze the mangnetohydrodynamic boundary layer flow of a viscous, incompressible and electrically conducting non-Newtonian nanofluid obeying…