Showing papers in "Advances in Engineering Software in 2016"

TL;DR: Optimization results prove that the WOA algorithm is very competitive compared to the state-of-art meta-heuristic algorithms as well as conventional methods.

TL;DR: A sensitivity analysis toolbox consisting of a set of Matlab functions that offer utilities for quantifying the influence of uncertain input parameters on uncertain model outputs is provided.

TL;DR: The traditional manufacturing methods of machining and injection molding/casting are reviewed, and the challenges and opportunities related to the emerging additive manufacturing (AM) are highlighted.

TL;DR: The experimental results, considering both convergence and accuracy simultaneously, demonstrate the effectiveness of VCS for global numerical and engineering optimization problems.

TL;DR: In this article, a meta-heuristic grey wolf optimizer (GWO) was proposed to solve the UCAV two-dimensional path planning problem, which aims to obtain an optimal or near-optimal flight route with the threats and constraints in the combat field well considered.

TL;DR: Manufacturing constraint techniques based on a unified projection-based approach are addressed and the traditional stiffness maximization problem is considered in conjunction with a novel projection scheme for implementing constraints.

TL;DR: Optimum design problem of steel space frames is formulated according to the provisions of LRFD-AISC and its solution is obtained by using enhanced artificial bee colony algorithm by adding Levy flight distribution in the search of scout bees.

TL;DR: This paper proposes a multi-objective discrete grey wolf optimizer (MODGWO) considering not only production efficiency but also machine load on this real-world scheduling case and compares it with well-known multi- objective evolutionary algorithms on a set of instances.

TL;DR: The results of verification experiments indicate that the optimal process parameters are effective and reliable for producing expected welding bead profile.

TL;DR: The results show the capability of the proposed discrete element approach to simulate the nonlinear response of monumental structures also in those cases in which the 'in' and the 'out' of plane response cannot be decoupled, as it happens for many structural layouts typical of churches, ancient palaces and several other monumental structures.

TL;DR: A new non-probabilistic robust topology optimization (RTO) is proposed under interval uncertainty to eliminate the nested double-loop optimization that is highly cost and can overcome the difficulty due to non-differentiability of intervals and enable the direct application of gradient-based optimization algorithms.

TL;DR: A computational framework for modeling curved tunnel advancement and a re-meshing technique is proposed in order to automate the process of mesh generation in the vicinity of the tunnel face, denoted as the region of interest, within the advancing process.

TL;DR: An adaptive numerical framework for modeling arbitrary inclusions and holes in three-dimensional solids based on a rigorous combination of local enriched partition-of-unity method, a posterior error estimation scheme, and the variable-node hexahedron elements is described.

TL;DR: GTApprox is described - a new tool for medium-scale surrogate modeling in industrial design that brings several innovations: a few novel approximation algorithms, several advanced methods of automated model selection, novel options in the form of hints.

TL;DR: A BIM-based construction management system to provide virtual construction scenes with appropriate scales for various participants to communicate and cooperate, as well as a BIM to share information delivered from previous phases and improve the efficiency and safety of MEP management during the operation and maintenance period.

TL;DR: Several numerical models are presented in this article, for the study of the ultimate behaviour of a real stone arch bridge, and how damage is developed in the body of the arch, for loadings that include forces, or vertical and transverse displacements in the supports.

TL;DR: The numerical results obtained in the paper are compared with available results in the literature to illustrate the efficiency, applicability and precision of the SORA-ICDE in solving the RBDO problems for truss structures.

TL;DR: It can be found that the F-DET tube has better crashworthiness performance than F-ET tube andF-DCT tube, which indicates F- DET tube can be a potential energy absorber under the multiple loading cases.

TL;DR: A Virtual Reality GIS based traffic analysis and visualization system is proposed as a promising and inspiring approach to manage and develop traffic big data.

TL;DR: A novel approach to the analysis of beam-like composite structure is introduced in this paper and the accuracy and efficiency of the proposed method are verified by three-dimensional finite element model using the commercial code ABAQUS.

TL;DR: This paper deals with the simulation of multiple crack propagation in friction stir welded butt joints and the aim is to assess the influence of process induced residual stresses on the fatigue behavior of the assembly.

TL;DR: An optimization design based on reliability and confidence interval is proposed to explore the optimal design for squeal reduction and the combinational algorithm of Genetic Algorithm and Monte-Carlo method is employed to perform the optimization.

TL;DR: A self-tuning system for dam behavior modeling based on artificial neural networks (ANN) optimized for given conditions using genetic algorithms (GA) that performs near real-time generation of the optimized ANN dam model.

TL;DR: Results indicate that the RFID-enabled MASCS can increase the uptime productivity and production rate of a FAL and reduce the lead time when the system operation is interrupted.

TL;DR: An efficient method to automatically generate and mesh a periodic three-dimensional microstructure for matrix-inclusion composites for homogenization purposes utilizing unit cell models is introduced.

TL;DR: The proposed method is used to determine the dynamic response of a spur gear system with uncertainty associated to friction coefficient on the teeth contact and a lumped dynamic model with 8dofs is developed.

TL;DR: The accuracy and efficiency of several reliability analysis methods and surrogate models are studied and contrasted in an RBDO framework and results show major improvement in analysis time without compromising on precision.

TL;DR: A new approach, namely, biogeography-based programming (BBP) is introduced for predicting the shear capacity of FRP-RC beams based on test results available in the literature, and it was found that the proposed model provides the most accurate results in calculating theshear capacity.

TL;DR: An algorithm for the prediction of steady running variable speed pumps working in parallel to keep them running close to the best efficiency point (BEP) provided by the pump manufacturer is concentrates on.

TL;DR: The challenge of key technology of three-dimensional interaction and volume rendering technology based on GPU technology, develops large scale marine hydrological environmental data-oriented visualization software and realizes oceanographic planar graph, contour line rendering, isosurface rendering, factor field volume rendering and dynamic simulation of current field is tackled.