Engineering Computations: Volume 39 Issue 3

Robust optimization of resource-constrained assembly line balancing problems with uncertain operation times

Wenrui Jin, Zhaoxu He, Qiong Wu

Due to the market trend of low-volume and high-variety, the manufacturing industry is paying close attention to improve the ability to hedge against variability. Therefore, in…

A computational model for diffusion-reaction-deformation coupled problems and its finite element implementation

Bao Qin, Yexin Zhou, Zheng Zhong

A diffusion-reaction-deformation coupled model is employed and implemented as a user-defined element (UEL) subroutine in the commercial finite element software package ABAQUS.

Load-bearing capacity and resonance stability of inelastic beams and plane trusses with initial defects

Dragan D. Milašinović, Ljiljana Kozarić, Smilja Bursać, Miroslav Bešević, Ilija Miličić, Đerđ Varju

The purpose of this paper is to contribute to the solution of the buckling and resonance stability problems in inelastic beams and wooden plane trusses, taking into account…

Revisiting non-convexity in topology optimization of compliance minimization problems

Mohamed Abdelhamid, Aleksander Czekanski

This is an attempt to better bridge the gap between the mathematical and the engineering/physical aspects of the topic. The authors trace the different sources of…

Pareto-optimal front for multi-objective optimization of the suspension of a full-vehicle model in the frequency domain

Giovani Gaiardo Fossati, Letícia Fleck Fadel Miguel, Walter Jesus Paucar Casas

This study aims to propose a complete and powerful methodology that allows the optimization of the passive suspension system of vehicles, which simultaneously takes comfort and…

A numerical method based on Haar wavelets for the Hadamard-type fractional differential equations

Zain ul Abdeen, Mujeeb ur Rehman

The purpose of this paper is to obtain a numerical scheme for finding numerical solutions of linear and nonlinear Hadamard-type fractional differential equations.

New derivative-free iterative family having optimal convergence order sixteen and its applications

Manpreet Kaur, Sanjeev Kumar, Munish Kansal

The purpose of the article is to construct a new class of higher-order iterative techniques for solving scalar nonlinear problems.

A new path plan method based on hybrid algorithm of reinforcement learning and particle swarm optimization

Xiaohuan Liu, Degan Zhang, Ting Zhang, Jie Zhang, Jiaxu Wang

To solve the path planning problem of the intelligent driving vehicular, this paper designs a hybrid path planning algorithm based on optimized reinforcement learning (RL) and…

An implicit-explicit local method for parabolic partial differential equations

Huseyin Tunc, Murat Sari

The purpose of this article is to derive an implicit-explicit local differential transform method (IELDTM) in dealing with the spatial approximation of the stiff…

An extended car-following model considering the effect of two-sided lateral gap with uncertain velocity on curved road

Huizhe Li, Hongxia Ge, Rongjun Cheng

The goal of this study is to explore the effect of two-sided lateral gap with uncertain velocity on the stability of traffic flow on a curved road.

Parameter optimization for solid fluidization exploitation of natural gas hydrate in South China Sea

Liangjie Mao, Mingjie Cai, Qingyou Liu, Ying Zhang

The purpose of this paper is to study the multi-phase flow behaviors in solid fluidization exploitation of natural gas hydrate (NGH) and its effect on the engineering safety.

Innovation structure combining inter-story isolation with passive cooling effect for AP1000 nuclear power plants

Gangling Hou, Yu Liu, Tao Wang, Binsheng Wang, Tianshu Song, Menghan Sun, Yong Li

An inter-story isolation structure (IIS) for AP1000 nuclear power plants (NPPs) is provided to resolve the conflict of seismic safety and the optimal location of air intakes.

Couple stress-based unsymmetric 8-node planar membrane elements with good tolerances to mesh distortion

Yan Shang, Huanpu Wu

The paper aims to propose two new 8-node quadrilateral membrane elements with good distortion tolerance for the modified couple stress elasticity based on the unsymmetric finite…

Numerical solution of large deflection beams by using the Laplace Adomian decomposition method

Ming-Xian Lin, Chia-Hsiang Tseng, Chao Kuang Chen

This paper presents the problems using Laplace Adomian decomposition method (LADM) for investigating the deformation and nonlinear behavior of the large deflection problems on…

Numerical integration in G/XFEM analysis of 2-D fracture mechanics problems for physically nonlinear material and cohesive crack propagation

Bruna Caroline Campos, Felicio Bruzzi Barros, Samuel Silva Penna

The aim of this paper is to present a novel data transfer technique to simulate, by G/XFEM, a cohesive crack propagation coupled with a smeared damage model. The efficiency of…

Research on automatic parking system based on linear quadratic regulator

Yan Qian, Zhaoqiang Wang, Wei Liang, Chenhui Lu

The purpose of this study is to solve the problem of path planning and path tracking in the automatic parking assistant system.

Multifidelity modeling similarity conditions for airfoil dynamic stall prediction with manifold mapping

Vishal Raul, Leifur Leifsson

The purpose of this work is to investigate the similarity requirements for the application of multifidelity modeling (MFM) for the prediction of airfoil dynamic stall using…