Engineering Computations
Issue(s) available: 286 – From Volume: 1 Issue: 1, to Volume: 41 Issue: 8/9
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International journal for computer-aided engineering and software
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Issue 8 2009
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Issue 6 2009 Special issue on the discrete element method aspects of recent developments in computational mechanics of discontinua
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Issue 5 2009
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Issue 4 2009
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Issue 1/2 2009 Complex engineering structures under extreme conditions modelling, computations, identification and uncertainty
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Volume 12
Modeling of partially oriented spring-exchange magnetic composites
Grzegorz Ziolkowski, Artur Chrobak, Dariusz ChrobakThe presentation refers to simulations of magnetization processes of the spring-exchange magnetic composites containing magnetically soft and ultra-high coercive phases. In…
Performance analysis of various wall treatments of RANS models for prediction of near-wall turbulence transport characteristics of plane wall jet
Animesh Patari, Shantanu Pramanik, Tanmoy MondalThe present study scrutinizes the relative performance of various near-wall treatments coupled with two-equation RANS models to explore the turbulence transport mechanism in terms…
Optimized design of energy absorption of aluminum foam filled CFRP thin-walled square tube based on agent model
Yong Xiao, Honglin Hu, Zhao Li, Hai Long, Qianwen Wu, Yu LiuAluminum foam-filled thin-walled unit structures have received much attention for their excellent energy absorption properties. To improve the energy absorption effect of car…
Closed-form eigensolutions and exact complex mode superposition method for non-proportionally rate-independent damped systems
Xueju Li, Danguang Pan, Ying HuangThe main objectives of this paper are to develop a novel perturbation method (PM) to solve the complex-orthogonal eigenvalue problem and further propose an exact complex mode…
Constrained solutions of generalized coupled discrete-time periodic matrix equations with application in state observer design for linear periodic systems
Wenli Wang, Caiqin SongIt is desired to provide a diversified iterative scheme for solving the constrained solutions of the generalized coupled discrete-time periodic (GCDTP) matrix equations from the…
Reliability analysis of (r,s)-out-of-n multi-state systems using copulas
Aysegul Erem Halilsoy, Funda IsciogluThis study evaluates the reliability of a multi-state system (MSS) with n components, each having two s-dependent components via copulas.
Haar wavelet analysis of axisymmetric vibration of 2-D functionally graded porous thin annular plate resting on the Winkler foundation
Yajuvindra Kumar, Sapna PanditIn this paper, free axisymmetric vibration analysis of a two-directional functionally graded porous thin annular plate resting on the Winkler foundation is presented utilizing…
Physics-informed and graph neural networks for enhanced inverse analysis
Daniele Di Lorenzo, Victor Champaney, Chady Ghnatios, Elias Cueto, Francisco ChinestaThis paper presents an original approach for learning models, partially known, of particular interest when performing source identification or structural health monitoring. The…
Compaction behavior of coarse-grained soil under various vibration frequencies: a DEM study
Abubakar Sadiq Ismail, Zhihong Nie, Abdulaziz Ahmad, Shamshad Ali, Rengui LaiThis paper investigates the vibration compaction mechanism and evaluates the impact of vibration frequencies on the stability of coarse-grained soil, aiming to optimize the…
Rayleigh wave propagation in an initially stressed orthotropic elastic solid half-space lying under inviscid liquid and viscous liquid layers
Rajkumar Gaddam, Somaiah Kamidi, Srinivas RemidiThe purpose of this article is the propagation of Rayleigh waves in a homogeneous, isotropic, initially stressed orthotropic elastic solid half-space lying under a homogeneous…
A straightforward method for estimating evolutionary power spectral density of non-stationary typhoon wind speed
Xingliang Ma, Zhen LiuA precise estimation of the evolutionary power spectral density (EPSD) of typhoon wind speed is a difficult and significant undertaking in the analysis of turbulence effects on…
Bending analysis of viscoelastic plates according to the Reissner’s theory using meshless local Petrov–Galerkin method and hereditary integral formulation
Daniel Dias Monnerat, José Antonio Fontes Santiago, José Claudio de Faria Telles, Flavio Cezario, Carlos Gouveia Riobom Neto, Edmundo Guimarães de Araújo CostaThe purpose of this study is to apply the Meshless Local Petrov–Galerkin (MLPG) method to solve the bending problems of linear viscoelastic plates, considering Reissner’s theory.
Supercritical CO2-driven intersections of multi-well fracturing fracture network and induced microseismic events in naturally fractured reservoir
Yongliang Wang, Yifeng Duan, Yanpei Song, Yumeng DuSupercritical CO2 (SC–CO2) fracturing is a potential technology that creates a complex fracturing fracture network to improve reservoir permeability. SC–CO2-driven intersections…
A level-set method for fast image segmentation based on local pre-fitting and bilateral filtering
Le Zou, Qianqian Chen, Zhize Wu, Dang N.H. ThanhAlthough many conventional level-set approaches can be used for segmenting images containing factors such as noise and intensity inhomogeneities, they still can impact the…
Performance of repair pre-damaged RC columns using steel straps tensioning techniques (SSTT) confinement: experimental data and modelling
Nazirah Mohd Apandi, Warid Wazien Ahmad Zailani, Chee-Loong Chin, Chau-Khun MaA model that extends study parameters to predict repaired column behaviour is efficient. Three-dimensional nonlinear finite element models were created in ABAQUS to simulate steel…
A multi-objective constraint programming approach to address clustering problems in mine planning
Jorge Luiz Valença Mariz, Rodrigo de Lemos Peroni, Ricardo Martins de Abreu Silva, Mohammad Mahdi Badiozamani, Hooman Askari-NasabThe mine sequencing problem is NP-hard. Therefore, simplifying it is necessary. One way to do this is to employ clusters as input instead of individual blocks. The mining cut…
Investigation of geometric structure on energy performance and flow characteristics in underwater hydraulic machinery
Jinsong Zhang, Wenqian Xi, Shuopeng Li, Hewei Liu, Zhenwei HuangFor underwater hydraulic machinery, the unique structure significantly enhances the three-dimensional non-uniformity of turbulence within the flow domain and high Reynolds number…
An automatic hybrid mesh generation method for combustion fluid dynamics simulations
Tiantian Liu, Juelin Leng, Kailong Xu, Quan Xu, Yang Yang, Peng ZhengAutomatic mesh generation is still a challenge problem for combustion fluid dynamics simulations because of the high-quality requirement and complexity of geometries. This paper…
A hybrid approach for modelling safety hazards in China subways: multi-stakeholders’ perspective
Abdulaziz Ahmad, Weidong Wang, Shi Qiu, Wenjuan Wang, Tian-Yi Wang, Bamaiyi Usman Aliyu, Ying Sun, Abubakar Sadiq IsmailUnlike previous research that primarily utilized structural equation modelling (SEM) to evaluate safety hazards in subway projects, this research aims to utilize a hybrid approach…
Evaluation of static and rolling friction coefficients of granulated sugar using the discrete element method in a rolling mode rotating drum
Lorena Marcelino dos Santos, Lucas Fedalto Sartori, Luiz Fernando de Lima Luz Junior, Fernando Augusto Pedersen VollThis research investigates the behavior of granulated sugar particles of different sizes in a rotating drum at varying speeds, using the discrete element method (DEM) as a…
Efficient computation of magnetic polarizability tensor spectral signatures for object characterisation in metal detection
James Elgy, Paul David LedgerMagnetic polarizability tensors (MPTs) provide an economical characterisation of conducting magnetic metallic objects and their spectral signature can aid in the solution of metal…
Shock wave propagation in a real gas with or without gravitational field in the presence of magnetic field and monochromatic radiation via group invariance method
G. Nath, P. UpadhyayThis article aims to find the similarity solutions for the one-dimensional motion of spherical symmetric shock wave in non-ideal gas influenced by the azimuthal magnetic field and…
Simulations of nerve signal propagation in axons
Zehra Pınar İzgiIn the literature, soliton solutions of the Heimburg–Jackson model have been proposed by Drab et al. (2022), but for the considered models, i.e. Eq.(1) and Eq.(2), the existence…
Estimation on compressive strength of recycled aggregate self-compacting concrete using interpretable machine learning-based models
Suhang Yang, Tangrui Chen, Zhifeng XuRecycled aggregate self-compacting concrete (RASCC) has the potential for sustainable resource utilization and has been widely applied. Predicting the compressive strength (CS) of…
Effects of foundation pit excavation on adjacent metro stations and shield tunnel structures: a study on horizontal displacement
Gang Wei, Zhiyuan Mu, Weihao Feng, Yongjie Qi, Binglai GuoThe aim of this study is to investigate the horizontal displacement effects of foundation pit excavation on adjacent metro stations and shield tunnel composite structures. It…
An iterative technique for a class of highly nonlinear BVP arising in a one-dimensional corneal shape model
Jyoti, Mandeep SinghThe aim of this work is to establish a computationally efficient iterative technique for solving the highly nonlinear derivative-dependent boundary value problem (DDBVP). The…
Design and kinematics of a novel rigid-flexible coupling hybrid robot for aeroengine blades in situ repair
Mengli Wu, Yilong Xu, Xuhao Wang, Hao Liu, Guanhao Li, Chengfa Wang, Yiran Cao, Zhiyong GuoThis paper aims to present the mechanical design and kinematics of a novel rigid-flexible coupling hybrid robot to develop a promising aeroengine blades in situ repair technology.
Lightweight concrete crack detection based on spiking neural networks
Wujian Ye, Hao Huang, Boning Zhang, Yijun Liu, Ziqi LinMost existing methods for concrete crack detection are based on deep learning techniques such as convolutional neural networks. However, these models, due to their large memory…
Coordinated strategy for path tracking and dynamic stability considering extreme obstacle avoidance in distributed drive electric vehicles
Sheng Zhou, Fei Liu, Xiaofeng Weng, Jiacheng Mai, Shaoxiang FengThis research aims to investigate the trajectory tracking problem for a four-wheel independent drive autonomous vehicle (4WID) and propose an integrated, coordinated control…
Dynamics behaviours of N-kink solitons in conformable Fisher–Kolmogorov–Petrovskii–Piskunov equation
Ikram UllahThis manuscript is related to compute $N$-kink soliton solutions for conformable Fisher–Kolmogorov equation (CFKE) by using the generalized extended direct algebraic method…
Research on the flow velocity characteristics of oil contaminated with particulates using PIV
Bin Chen, Ge LiuThe paper aims to clarify the influence of the equivalent particles number (EPN) change on the flow velocity characteristic.
Low-velocity crashworthiness and optimization of a crash box filled with modularized graded honeycomb
Furong Geng, Yonghong Zhao, Dong Chen, Tao Wang, Zhen LiGraded honeycombs are materials that exhibit better energy absorption performance compared to uniform honeycombs without adding additional weight. This paper introduces a novel…
Convolution neural network based multi-class classification of rehabilitation exercises for diastasis recti abdominis using wearable EMG-IMU sensors
Menaka Radhakrishnan, Vinitha Joshy Premkumar, Viswanathan Balasubramanian Prahaladhan, Baskaran Mukesh, Purushothaman NithishGlobally, postnatal women endure a prominent issue caused by midline separation of abdominal recti muscles, characterized by a sagging and pouch-like appearance of the belly…
A neural network approach for unstructured mesh quality evaluation
Xinhai Chen, Zhichao Wang, Yang Liu, Yufei Pang, Bo Chen, Jianqiang Chen, Chunye Gong, Jie LiuThe quality of the unstructured mesh has a considerable impact on the stability and accuracy of aerodynamic simulation in computational fluid dynamics (CFD). Typically, engineers…
Dynamic characteristics of perforated plates with elastically restrained edges under impact loading
Chen Wang, Rongqiang LiuThe purpose of this paper is to develop an effective method for predicting the dynamic ultimate bearing capacity of porous plates, and to analyse the influence of various…
Dislocation-based finite element method for homogenized limit domain characterization of structured metamaterials
Renato Zona, Luca Esposito, Simone Palladino, Vincenzo MinutoloHeterogeneous and micro-structured materials have been the object of multiscale and homogenization techniques aimed at recognizing the elastic properties of the equivalent…
Dynamic spatial–temporal conflict quantification of construction machinery for pouring blocks in arch dams
Zhipeng Liang, Chunju Zhao, Huawei Zhou, Yihong Zhou, Quan Liu, Tao Fang, Fang WangThe spatial–temporal conflicts in the construction process of concrete arch dams are related to the construction quality and duration, especially for pouring blocks with a…
Optimizing high-temperature geothermal extraction through THM coupling: insights from SC-CO2 enhanced modeling
GuoLong ZhangThis study investigates the coupling effects between temperature, permeability and stress fields during the development of geothermal reservoirs, comparing the impacts of…
Generation of adaptive refinement tetrahedral meshes over domains of multi-chamber partition
Haoyu Huang, Julin Shan, S.H. Lo, Fei Yu, Jie Cao, Jihai Chang, Z.Q. GuanIn this study, we propose a tetrahedral mesh generation and adaptive refinement method for multi-chamber, multi-facet, multiscale and surface-solid mesh coupling with extremely…
A mechanism-based elasto-viscoplastic constitutive model for the creep deformation of martensitic heat-resistant steels
Jundong Yin, Baoyin Zhu, Runhua Song, Chenfeng Li, Dongfeng LiA physically-based elasto-viscoplastic constitutive model is proposed to examine the size effects of the precipitate and blocks on the creep for martensitic heat-resistant steels…
TwinLab: a framework for data-efficient training of non-intrusive reduced-order models for digital twins
Maximilian Kannapinn, Michael Schäfer, Oliver WeegerSimulation-based digital twins represent an effort to provide high-accuracy real-time insights into operational physical processes. However, the computation time of many…
Neural networks for emergent behavior in biological microstructures
Manik Kumar, Joe Sgarrella, Christian PecoThis paper develops a neural network surrogate model based on a discrete lattice approach to investigate the influence of complex microstructures on the emergent behavior of…
The cell-centered positivity-preserving finite volume scheme for 3D convection–diffusion equation on distorted meshes
Gang PengThis paper aims to construct positivity-preserving finite volume schemes for the three-dimensional convection–diffusion equation that are applicable to arbitrary polyhedral grids.
A new optimal weapon target assignment method using an artificial fish swarm algorithm with survival evolution
Ningjun Xu, Miaomiao Sun, Zhangsong Shi, Jin ZhangFirepower conflicts usually decay the firepower plan's enforceability, thus incurring high survival risks. Previous studies have shown little attention to avoiding firepower…
Use of machine learning in determining the parameters of viscoplastic models
Jiří Halamka, Michal BartošákThe constitutive models determine the mechanical response to the defined loading based on model parameters. In this paper, the inverse problem is researched, i.e. the…
Automatic identification of macroscopic constitutive parameters for polycrystalline materials based on computational homogenisation
Guilherme Fonseca Gonçalves, Rui Pedro Cardoso Coelho, Igor André Rodrigues LopesThe purpose of this research is to establish a robust numerical framework for the calibration of macroscopic constitutive parameters, based on the analysis of polycrystalline RVEs…
A lightweight interactive approach for unstructured surface mesh generation
Yang Liu, Yuefan Hu, Dongxiang Xie, Yongjie Zhang, Jianqiang ChenThe paper aims to propose a generation approach for unstructured surface mesh to speed up mesh generation.
A double-loop adaptive relevant vector machine combined with Harris Hawks optimization-based importance sampling
Xin Fan, Yongshou Liu, Zongyi Gu, Qin YaoEnsuring the safety of structures is important. However, when a structure possesses both an implicit performance function and an extremely small failure probability, traditional…
Multiaxial fatigue life prediction based on modular neural network pretrained with uniaxial fatigue data
Lei Gan, Anbin Wang, Zheng Zhong, Hao WuData-driven models are increasingly being used to predict the fatigue life of many engineering components exposed to multiaxial loading. However, owing to their high data…
Parallel and automatic mesh sizing field generation for complicated CAD models
Juelin Leng, Quan Xu, Tiantian Liu, Yang Yang, Peng ZhengThe purpose of this paper is to present an automatic approach for mesh sizing field generation of complicated computer-aided design (CAD) models.
ISSN:
0264-4401e-ISSN:
1758-7077ISSN-L:
0264-4401Online date, start – end:
1984Copyright Holder:
Emerald Publishing LimitedOpen Access:
hybridEditor:
- Prof. Chenfeng Li
Further Information
