Engineering Computations: Volume 35 Issue 1
Strapline:
International journal for computer-aided engineering and softwareTable of contents
PIV validation of different turbulence models used for numerical simulation of a centrifugal pump diffuser
Ling Zhou, Ling Bai, Wei Li, Weidong Shi, Chuan WangThe purpose of this study is to validate the different turbulence models using in the numerical simulation of centrifugal pump diffuser. Computational fluid dynamics (CFD) has…
Fluid-structure interaction study of a mixed-flow pump impeller during startup
Wei Li, Leilei Ji, Weidong Shi, Ling Zhou, Xiaoping Jiang, Yang ZhangThe purpose of this paper is to experimentally and numerically study the transient hydraulic impact and overall performance during startup accelerating process of mixed-flow pump.
RANS-based design optimization of dual-rotor wind turbines
Andrew Thelen, Leifur Leifsson, Anupam Sharma, Slawomir KozielAn improvement in the energy efficiency of wind turbines can be achieved using dual rotors. Because of complex flow physics, the design of dual-rotor wind turbines (DRWTs…
Solitary wave collisions by double-dam-broken simulations with the MPS method
Joel Sanchez-Mondragon, Alberto Omar Vazquez-HernandezThe paper aims to apply a modified version of the MPS method to a double-dam-breaking test in which high dispersion zones and high natural clusterization zones are present, such…
A hybrid global optimization method based on multiple metamodels
Xiwen Cai, Haobo Qiu, Liang Gao, Xiaoke Li, Xinyu ShaoThis paper aims to propose hybrid global optimization based on multiple metamodels for improving the efficiency of global optimization.
Numerical algorithm of reinforced concrete lining cracking process for pressure tunnels
Wei Zhang, Beibing Dai, Zhen Liu, Cuiying ZhouThe cracking of a reinforced concrete lining has a significant influence on the safety and leakage of pressure tunnels. This study aims to develop, validate and apply a numerical…
A self-adaptive bat algorithm for the truck and trailer routing problem
Chao Wang, Shengchuan Zhou, Yang Gao, Chao LiuThe purpose of this paper is to provide an effective solution method for the truck and trailer routing problem (TTRP) which is one of the important NP-hard combinatorial…
New hybrid-Trefftz Mindlin–Reissner plate elements for efficiently modeling the edge zones near free/SS1 edges
Yan Shang, Song Cen, Wengen OuyanThe purpose of this paper is to propose a new finite element method (FEM) solving strategy for efficient analysis of the challenging edge effect problem in plate structures. Its…
Fluid-structure interaction study of the supersonic parachute using large-eddy simulation
Xue Yang, Li Yu, Xiao-Shun ZhaoThe purpose of this study is to model the dynamic characteristics of an opened supersonic disk-gap-band parachute.
A new criterion for loading time determination with minimum dynamic effects in quasi-static contact modeling
Xi Shi, Yunwu ZouThe explicit finite element method (FEM) is one of the most popular approaches in quasi-static contact analysis which involves highly nonlinear friction and large deformation…
Application of case-based reasoning-Tabu search hybrid algorithm for rolling schedule optimization in tandem cold rolling
He-nan Bu, Zhu-wen Yan, Dian-Hua ZhangThe purpose of this study is to improve the global optimization ability of the Tabu search (TS) algorithm, and then improve the calculation efficiency and accuracy of rolling…
Study on the structural stability evaluation of umbilical winch for ROV LARS
Namsub Woo, Sangmok Han, Youngju Kim, Sunchul Huh, Hyunji KimThe purpose of this study is structural stability evaluation of umbilical winch. In accordance with the recent trend for developing natural resources, high-technology equipment on…
Evaluation of RANS and LES turbulence models for simulating a steady 2-D plane wall jet
Zhitao Yan, Yongli Zhong, William E. Lin, Eric Savory, Yi YouThis paper examines various turbulence models for numerical simulation of a steady, two-dimensional (2-D) plane wall jet without co-flow using the commercial CFD software (ANSYS…
Iterative differential quadrature algorithms for modified Burgers equation
Aswin V.S., Ashish AwasthiThis paper aims to investigate the features of three vectorized iterative numerical schemes used to simulate the behavior of modified Burgers equation (MBE).
Differential quadrature solutions for the nonconservative instability of a class of single-walled carbon nanotubes
Maria Anna De Rosa, Maria Lippiello, Stefania TomasielloThe purpose of the present paper is to investigate the nonconservative instability of a single-walled carbon nanotube (SWCNT) with an added mass through nonlocal theories. The…
Improved plant growth simulation and genetic hybrid algorithm (PGSA-GA) and its structural optimization
Kairong Shi, Zhijian Ruan, Zhengrong Jiang, Quanpan Lin, Long WangThe purpose of this paper is to propose a new hybrid algorithm, named improved plant growth simulation algorithm and genetic hybrid algorithm (PGSA-GA), for solving structural…
Bending and vibration analyses of plate and shell using an element decomposition method
She Li, Xiangyang Cui, Gang WangThe purpose of this paper is to apply the element decomposition method (EDM) in the study of the bending and vibration properties of plate and shell.
A comparative study of modified cubic B-spline differential quadrature methods for a class of nonlinear viscous wave equations
Ramesh Chand Mittal, Sumita DahiyaIn this study, a second-order standard wave equation extended to a two-dimensional viscous wave equation with timely differentiated advection-diffusion terms has been solved by…
A multi-block finite difference method for seismic wave equation in auxiliary coordinate system with irregular fluid–solid interface
Jianping Huang, Wenyuan Liao, Zhenchun LiThe purpose of this paper is to develop a new finite difference method for solving the seismic wave propagation in fluid-solid media, which can be described by the acoustic and…
Feasibility of particle swarm optimization and multiple regression for the prediction of an environmental issue of mine blasting
Hajar Eskandar, Elham Heydari, Mahdi Hasanipanah, Mehrshad Jalil Masir, Ali Mahmodi DerakhshBlasting is an economical method for rock breakage in open-pit mines. Backbreak is an undesirable phenomenon induced by blasting operations and has several unsuitable effects such…
A model for thin shells in the combined finite-discrete element method
Ivana Uzelac, Hrvoje Smoljanovic, Milko Batinic, Bernardin Peroš, Ante MunjizaThis paper aims to present a new numerical model for geometric nonlinear analysis of thin-shell structures based on a combined finite-discrete element method (FDEM).
Numerical investigation of flow features in the vaneless region of a centrifugal pump by large eddy simulation
Xianbei Huang, Yaojun Li, Zhuqing Liu, Wei YangThe purpose of this paper is to obtain a better understanding of the rotor–stator interaction in the vaneless region of a centrifugal pump.
A coupling method incorporating digital image processing and discrete element method for modeling of geomaterials
Qingxiang Meng, Huanling Wang, Weiya Xu, Qiang ZhangThis paper aims to present a digital image processing (DIP)-based discrete element method (DEM) for the analysis of heterogeneous geomaterials. Taking a soil and rock mixture as…
Near and far field scattering of SH waves by multiple multilayered anisotropic circular inclusions using parallel volume integral equation method
Jungki Lee, Hogwan JeongThe purpose of this paper is to calculate near field and far field scattering of SH waves by multiple multilayered anisotropic circular inclusions using parallel volume integral…
Development and validation of a new finite element human head model: Yet another head model (YEAHM)
Fábio A.O. Fernandes, Dmitri Tchepel, Ricardo J. Alves de Sousa, Mariusz PtakCurrently, there are some finite element head models developed by research groups all around the world. Nevertheless, the majority are not geometrically accurate. One of the…
ISSN:
0264-4401Online date, start – end:
1984Copyright Holder:
Emerald Publishing LimitedOpen Access:
hybridEditor:
- Prof. Chenfeng Li