Engineering Computations: Volume 39 Issue 2

Model predictive direct suspension force control of a bearingless induction motor based on sliding mode observer

Jiajie Wu, Zebin Yang, Xiaodong Sun, Ding Wang

The purpose of the control method proposed in this paper is to address the problem of the poor anti-interference of the suspension winding current in the traditional bearingless…

Manufacturing-oriented silicon steel coil lengthwise cutting stock problem with useable leftover

Fengjie Li, Yan Chen, Xiaochun Hu

This paper propose an algorithm for the multiple silicon steel coils multiperiod two-dimensional lengthwise cutting stock problem (m2DLCSP), so as to minimize the total cost of…

The GMRES solver for the interpolating meshless local Petrov–Galerkin method applied to heat conduction

Abhishek Kumar Singh, Krishna Mohan Singh

The work presents a novel implementation of the generalized minimum residual (GMRES) solver in conjunction with the interpolating meshless local Petrov–Galerkin (MLPG) method to…

An evolutionary computational method to formulate the response of unbonded concrete overlays to temperature loading

Qianyun Zhang, Julie M. Vandenbossche, Amir H. Alavi

Unbonded concrete overlays (UBOLs) are commonly used in pavement rehabilitation. The current models included in the Mechanistic-Empirical Pavement Design Guide cannot properly…

Determination of soil water hydraulic parameters from infiltration data

Yan Gao, Kai Chang, Xuguang Xing, Jiaping Liang, Nian He, Xiaoyi Ma

Traditional laboratory measurements of soil water diffusivity (D) and soil water retention curve (SWRC) are always time-consuming and labor-intensive. Therefore, this paper aims…

A quasi-nonlocal coupling method for bond-based peridynamics with classical continuum mechanics

Feng Jiang, Yongxing Shen

The purpose of this paper is to propose a novel quasi-nonlocal coupling of the bond-based peridynamic model with the classical continuum mechanics model to fully take advantage of…

An enhanced spatial smoothing algorithm for coherent signals DOA estimation

Bingbing Qi, Dunge Liu

The existing dimensionality reduction algorithms suffer serious performance degradation under low signal-to-noise ratio (SNR) owing to the presence of noise. To address these…

The route problem of multimodal transportation with timetable: stochastic multi-objective optimization model and data-driven simheuristic approach

Yong Peng, Yi Juan Luo, Pei Jiang, Peng Cheng Yong

Distribution of long-haul goods could be managed via multimodal transportation networks where decision-maker has to consider these factors including the uncertainty of…

An explainable prediction framework for engineering problems: case studies in reinforced concrete members modeling

Amirhessam Tahmassebi, Mehrtash Motamedi, Amir H. Alavi, Amir H. Gandomi

Engineering design and operational decisions depend largely on deep understanding of applications that requires assumptions for simplification of the problems in order to find…

A new fuzzy random multi-objective portfolio model with different entropy measures using fuzzy programming based on artificial bee colony algorithm

Xue Deng, Xiaolei He, Cuirong Huang

This paper proposes a fuzzy random multi-objective portfolio model with different entropy measures and designs a hybrid algorithm to solve the proposed model.

A wavelet method for solving Caputo–Hadamard fractional differential equation

Umer Saeed

The purpose of the present work is to propose a wavelet method for the numerical solutions of Caputo–Hadamard fractional differential equations on any arbitrary interval.

Dynamic asymptotic model of rolling bearings with a pitting fault based on fractional damping

Yunlong Li, Zhinong Li, Dong Wang, Zhike Peng

The purpose of this paper is to discuss the asymptotic models of different parts with a pitting fault in rolling bearings.

Road crack detection and quantification based on segmentation network using architecture of matrix

Gang Li, Yongqiang Chen, Jian Zhou, Xuan Zheng, Xue Li

Periodic inspection and maintenance are essential for effective pavement preservation. Cracks not only affect the appearance of the road and reduce the levelness, but also shorten…

Membrane mode enhanced cohesive zone element

Felix Töller, Stefan Löhnert, Peter Wriggers

In certain cases, traction–separation laws do not reflect the behaviour sufficiently so that thin volumetric elements, Internal Thickness Extrapolation formulations, bulk material…

Effect of ducts on the hydrodynamic performance of marine propellers

Yang Liu, Qingwei Gong, Yongning Bian, Qinghui Suo

Hydrodynamic forces and efficiency of bare propeller and ducted propellers with a wide range of advance ratio (J) and attack angle (θ) are examined. The thrust and torque…

A numerical modelling investigation of the development of a human cough jet

Ran Bi, Shady Ali, Eric Savory, Chao Zhang

This study aims (1) to numerically investigate the characteristics of a human cough jet in a quiescent environment, such as the variation with time of the velocity field…

Earthquake response of linear-elastic arch-frames using exact curved beam formulations

Baran Bozyigit

This study aims to obtain earthquake responses of linear-elastic multi-span arch-frames by using exact curved beam formulations. For this purpose, the dynamic stiffness method…