Engineering Computations: Volume 40 Issue 9/10
Strapline:
International journal for computer-aided engineering and softwareTable of contents
The airfoil design and parameter optimization of the deformable micro air vehicle
Shengxian Huang, Huihe Qiu, Ying WangSince most of the existing literature do not disclose the node coordinate data of its fixed-wing aircraft airfoil, in order to develop and obtain a practical and suitable…
A numerical method to solve structural dynamic response caused by cable failure
Xuanzhi Li, Suduo Xue, Xiongyan Li, Guanchen Liu, Renjie LiuInstantaneous unloading with equal force is usually used to simulate the sudden failure of cables. This simulation method with equivalent force requires obtaining the magnitude…
A spatial local method for solving 2D and 3D advection-diffusion equations
Huseyin Tunc, Murat SariThis study aims to derive a novel spatial numerical method based on multidimensional local Taylor series representations for solving high-order advection-diffusion (AD) equations.
Geometry error compensation using multiply laser sensors: a case study
Xinyu Zhang, Liling GeA multi-laser sensors-based measurement instrument is proposed for the measurement of geometry errors of a differential body and quality evaluation. This paper aims to discuss the…
Numerical simulation of true triaxial unilateral unloading effect of fractured rock
Chao Zhang, Jianxin Fu, Yu WangThe interaction between rock mass structural planes and dynamic stress levels is important to determine the stability of rock mass structures in underground geotechnical…
Construction of G2 continuous curve on point-cloud surface
Kai Wang, Xiaoping WangThe curve construction on surfaces is becoming more and more important in computer-aided design (CAD), computer graphics (CG) and the other related fields. This problem is often…
An intellectual design case of compressor airfoils based on reinforcement learning
Xiaohan Xu, Xudong Huang, Ke Zhang, Ming ZhouIn general, the existing compressor design methods require abundant knowledge and inspiration. The purpose of this study is to identify an intellectual design optimization method…
Investigation on smoothed finite element methods using linear tetrahedral elements for high-speed train hollow axle strength analysis
Chen Jiang, Ekene Paul Odibelu, Guo ZhouThis paper aims to investigate the performance of two novel numerical methods, the face-based smoothed finite element method (FS-FEM) and the edge-based smoothed finite element…
CO2 pollution reduction: a tradeoff for fully fuzzy parameters in a megaproject optimization
Behzad Paryzad, Kourosh EshghiThis paper aims to conduct a fuzzy discrete time cost quality risk in the ambiguous mode CO2 tradeoff problem (FDTCQRP*TP) in a megaproject based on fuzzy ground.
Improved numerical integration for locking treatment in the Peridynamic Timoshenko beam model
Ruqing Bai, Hakim Naceur, Jinglei Zhao, Jin Yi, Jie Ma, Huayan Pu, Jun LuoIn this paper, the standard Peridynamic Timoshenko beam model accounting for the shear deformation is chosen to describe the thick beam kinematics. Unfortunately, when applied to…
Parameter estimation of Wiener-Hammerstein system based on multi-population self-adaptive differential evolution algorithm
Jie Chu, Junhong Li, Yizhe Jiang, Weicheng Song, Tiancheng ZongThe Wiener-Hammerstein nonlinear system is made up of two dynamic linear subsystems in series with a static nonlinear subsystem, and it is widely used in electrical, mechanical…
A comprehensive analysis for classification and regression of surface points based on geodesics and machine learning algorithms
Vahide BulutFeature extraction from 3D datasets is a current problem. Machine learning is an important tool for classification of complex 3D datasets. Machine learning classification…
Coalescence of thermal fractures initiated at parallel cooling surfaces
Bin Chen, Quanlin Zhou, Yuan WangThermal fractures initiated under cooling at the surfaces of a 2-D or 3-D structure propagate, arrest and coalesce, leading to its structural failure and material-property…
A subgrid model with multiple relaxation time for lattice Boltzmann method based on the Cartesian grid
Aoxiang Qiu, Weimin Sang, Feng Zhou, Dong LiThe paper aims to expand the scope of application of the lattice Boltzmann method (LBM), especially in the field of aircraft engineering. The traditional LBM is usually applied…
A direct solution to linear constraints in the finite element analysis and its application illustrations
Ning Zhang, Hong Zheng, Chi Yuan, Wenan WuThis article aims to present a direct solution to handle linear constraints in finite element (FE) analysis without penalties or the Lagrange multipliers introduced.
Stiffness analysis of nutation face gear considering roughness
Lili Zhu, Jinxu Bai, Xu Liang, Maojin JiaThe purpose of this paper is to calculate the meshing stiffness of nutation face gear considering the roughness, establish the calculation method of time-varying meshing stiffness…
Automatic simulated dental implants method with implant parameter estimation based on CBCT images
Kai Wang, Jiaying Liu, Shuai Yang, Jing Guo, Yongzhen KeThis paper aims to automatically obtain the implant parameter from the CBCT images to improve the outcome of implant planning.
Numerical investigation of particle effect on wear characteristic of centrifugal slurry pump based on CFD-DEM coupling
Xiuwei Shi, Wujian Ding, Chunjie Xu, Fangwei Xie, Zuzhi TianIn the process of conveying the solid–liquid two-phase medium of the centrifugal slurry pump, the wear of the flow-passing parts is an important problem affecting its life and…
Method and finite element verification of indentation calculation for a novel air-spring mattress: for estimating spinal alignment in sleep postures
Yao Chao, Tao Liu, Liming ShenThis study aimed to develop a method to calculate the mattress indentation for further estimating spinal alignment.
Event-triggered adaptive prescribed performance control of flexible-joint manipulators with output constraint
Yaoyao Tuo, Junyang Li, Yankui SongThis paper aims to design an event-triggered adaptive prescribed performance controller for flexible manipulators, with the primary objectives of achieving output performance…
An artificial bee colony based-hyper heuristic algorithm with local search for the assembly line balancing problems
Derya Deliktaş, Dogan AydinAssembly lines are widely employed in manufacturing processes to produce final products in a flow efficiently. The simple assembly line balancing problem is a basic version of the…
Unstable propagation of hydraulic fractures under varying well spacing and initiation sequence of multiple horizontal wells considering shear stress shadows
Yongliang Wang, Nana LiuMulti-well hydrofracturing is an important technology to create new fractures and expand existing fractures to increase reservoir permeability. The propagation morphology of the…
Magnetogasdynamic shock waves in a nonideal self-gravitating gas using Lie group theoretic method
Gorakh Nath, Abhay MauryaThe purpose of the present article is to obtain the similarity solution for the shock wave generated by a piston propagating in a self-gravitating nonideal gas under the impact of…
Biorthogonal flatlet multiwavelet collocation method for solving the singular nonlinear system with initial and boundary conditions
Maryam Mohseni, Davood RostamyThe numerical methods are of great importance for approximating the solutions of a system of nonlinear singular ordinary differential equations. In this paper, the authors present…
Numerical simulation of the extrusion process of viscoplastic materials using a radial point interpolation method
Daniel E.S. Rodrigues, Jorge Belinha, Renato Natal JorgeFused Filament Fabrication (FFF) is an extrusion-based manufacturing process using fused thermoplastics. Despite its low cost, the FFF is not extensively used in high-value…
Meshfree algorithms for analysis and computational modeling of multidimensional hyperbolic wave models
Sapna Pandit, Pooja Verma, Manoj Kumar, PoonamThis article offered two meshfree algorithms, namely the local radial basis functions-finite difference (LRBF-FD) approximation and local radial basis functions-differential…
Modeling of porous-hardened concrete by rheological-dynamical analogy
Dragan D. MilašinovićThe purpose of this paper is to describe various aspects of the visco-elastoplastic (VEP) behavior of porous-hardened concrete samples in relation to standard tests.
Explainable boosted combining global and local feature multivariate regression model for deformation prediction during braced deep excavations
Wenchao Zhang, Peixin Shi, Zhansheng Wang, Huajing Zhao, Xiaoqi Zhou, Pengjiao JiaAn accurate prediction of the deformation of retaining structures is critical for ensuring the stability and safety of braced deep excavations, while the high nonlinear and…
Three-dimensional slope stability and anti-slide pile treatment of Zhangjiayao landslide under rainfall
Chen-Xi Han, Tian-Shun Hou, Ye ChenTo solve the instability problem of Zhangjiayao landslide caused by rainfall, the internal mechanism of slope instability and the supporting effect of anti-slide piles are…
Iterated-local-search-based chaotic differential evolution algorithm for hybrid-load part feeding scheduling optimization in mixed-model assembly lines
Zhu Wang, Hongtao Hu, Tianyu LiuDriven by sustainable production, mobile robots are introduced as a new clean-energy material handling tool for mixed-model assembly lines (MMALs), which reduces energy…
Numerical simulation of mechanical characteristics and tension-torsion coupling effect of tension-type anchor cable
Xin Meng, Qingyang Ren, Songqiang Xiao, Bin Chen, Hongfei LiThe purpose of this paper is to simulate the tension process of tension-type anchor cable and to explore the mechanical characteristics and tension-torsion coupling effect of…
An improved high-dimensional Kriging modeling method utilizing maximal information coefficient
Qiangqiang Zhai, Zhao Liu, Zhouzhou Song, Ping ZhuKriging surrogate model has demonstrated a powerful ability to be applied to a variety of engineering challenges by emulating time-consuming simulations. However, when it comes to…
Relaxed gradient-based iterative solutions to coupled Sylvester-conjugate transpose matrix equations of two unknowns
Ahmed M. E. BayoumiThis article proposes a relaxed gradient iterative (RGI) algorithm to solve coupled Sylvester-conjugate transpose matrix equations (CSCTME) with two unknowns.
Modeling of Ca/P and deposit size responses of electrodeposited calcium-phosphate coating using full factorial design
Mohabbat Amirnejad, Mohammad Rajabi, Roohollah JamaatiThis study aims to investigate the effect of electrodeposition parameters (i.e. time and voltage) on the properties of hydroxyapatite (HA) coating fabricated on Ti6Al4V surface.
Longitudinal and lateral stability control for autonomous vehicles in curved road scenarios with road undulation
Zhizhong Guo, Fei Liu, Yuze Shang, Zhe Li, Ping QinThis research aims to present a novel cooperative control architecture designed specifically for roads with variations in height and curvature. The primary objective is to enhance…
Comparisons between direct interpolation and reciprocity techniques of the boundary element method for solving two-dimensional Helmholtz problems
Thiago Galdino Balista, Carlos Friedrich Loeffler, Luciano Lara, Webe João MansurThis work compares the performance of the three boundary element techniques for solving Helmholtz problems: dual reciprocity, multiple reciprocity and direct interpolation. All…
Efficient iterative schemes based on Newton's method and fixed-point iteration for solving nonlinear matrix equation Xp = Q±A(X−1+B)−1AT
Raziyeh Erfanifar, Masoud HajarianIn this paper, the authors study the nonlinear matrix equation
Effects of pre-shearing and pre-consolidation histories on liquefaction behaviour of saturated loose sand: DEM investigation
Minyi Zhu, Guobin Gong, Xuehuiru Ding, Stephen WilkinsonThe study aims to investigate the effects of pre-loading histories (pre-shearing and pre-consolidation) on the liquefaction behaviour of saturated loose sand via discrete element…
Voronoi discretization to improve the meshless local Petrov–Galerkin method in 3D-computational fracture mechanics
Behrooz Ariannezhad, Shahram Shahrooi, Mohammad Shishesaz1) The OE-MLPG penalty meshfree method is developed to solve cracked structure.(2) Smartening the numerical meshfree method by combining the particle swarm optimization (PSO…
Seismic reliability analysis of slope in spatially variable soils using multiple response surfaces
Chunli Li, Liang Li, Yungming Cheng, Liang Xu, Guangming YuThis paper aims to develop an efficient algorithm combining straightforward response surface functions with Monte Carlo simulation to conduct seismic reliability analysis in a…
Robust adaptive analysis of dynamic responses of wave energy converters
Yingguang WangThe purpose of this paper is to exploit a new and robust method to forecast the long-term extreme dynamic responses for wave energy converters (WECs).
A reduced-order Jacobi spectral collocation method for solving the space-fractional FitzHugh–Nagumo models with application in myocardium
Mostafa Abbaszadeh, AliReza Bagheri Salec, Shurooq Kamel Abd Al-KhafajiThe space fractional PDEs (SFPDEs) play an important role in the fractional calculus field. Proposing a high-order, stable and flexible numerical procedure for solving SFPDEs is…
Multi-objective design optimization of reentrant auxetic model using Lichtenberg algorithm based on metamodel
Matheus Francisco, João Pereira, Lucas Oliveira, Sebastião Simões Cunha, G.F. GomesThe present paper aims at the multi-objective optimization of a reentrant hexagonal cell auxetic structure. In addition, a parametric analysis will be carried out to verify how…
An approach for the estimation of lateral track irregularity using axle-box acceleration
Xiaodi Xu, Shanchao Sun, Yang Fei, Liubin Niu, Xinyu Tian, Zaitian Ke, Peng Dai, Zhiming LiangThis article aims to predict the rapid track geometry change in the short term with a higher detection frequency, and realize the monitoring and maintenance of the railway state.
PEM-based random vibration analysis under service-braking conditions on an irregular track
Xiaoxue Liu, Yuchen Liu, Youwei Zhang, Hanfei GuoAccording to relevant research, non-uniform speed has a significant impact on the vehicle-track systems. Up to now, research work on it is still very limited. In this paper, the…
Multivariate nonlinear regression analysis of hydraulic fracturing parameters based on hybrid FEM–DEM
Yang Li, Tianxiang LanThis paper aims to employ a multivariate nonlinear regression analysis to establish a predictive model for the final fracture area, while accounting for the impact of individual…
A combined BEM and Laplace transform for unsteady modified-Helmholtz equation of time–space variable coefficients for anisotropic media
Mohammad Ivan AzisTwo-dimensional (2D) problems are governed by unsteady anisotropic modified-Helmholtz equation of time–space dependent coefficients are considered. The problems are transformed…
Study on mechanical properties of corrugated steel support tunnel under fault sliding
Hong-tao Zhang, Shan Liu, Lan-xi Sun, Yu-fei ZhaoThere have been limited investigations on the mechanical characteristics of tunnels supported by corrugated plate structures during fault dislocation. The authors obtained…
ISSN:
0264-4401Online date, start – end:
1984Copyright Holder:
Emerald Publishing LimitedOpen Access:
hybridEditor:
- Prof. Chenfeng Li