Engineering Computations: Volume 37 Issue 6

A novel approach for nonlinear equations occurs in ion acoustic waves in plasma with Mittag-Leffler law

P. Veeresha, D.G. Prakasha, Jagdev Singh

The purpose of this paper is to find the solution for special cases of regular-long wave equations with fractional order using q-homotopy analysis transform method (q-HATM).

Mesoscopic numerical analysis of dynamic tensile fracture of recycled concrete

Liping Ying, Yijiang Peng, Mahmoud M.A. Kamel

Based on the random aggregate model of recycled aggregate concrete (RAC), this paper aims to focus on the effect of loading rate on the failure pattern and the macroscopic…

Circumferential defect detection using ultrasonic guided waves: An efficient quantitative technique for pipeline inspection

Yihui Da, Guirong Dong, Yan Shang, Bin Wang, Dianzi Liu, Zhenghua Qian

Quantitatively detecting surface defects in a circular annulus with high levels of accuracy and efficiency has been paid more attention by researchers. The purpose of this study…

Transient analysis of impatient customers in an M/M/1 disasters queue in random environment

Sherif I. Ammar, Tao Jiang, Qingqing Ye

This paper aims to consider a single server queue with system disasters and impatience behavior are evident in our daily life. For this purpose, authors require to know the…

Fuzzy combinatorial optimization in four-dimensional tradeoff problem of cost-time-quality-risk in one dimension and in the second dimension of risk context in ambiguous mode

Farhad Hosseinzadeh, Behzad Paryzad, Nasser Shahsavari Pour, Esmaeil Najafi

The optimization and tradeoff of cost-time-quality-risk in one dimension and this four-dimensional problem in ambiguous mode and risk can be neither predicted nor estimated. This…

Evaluation of excavation-induced movements through case histories in Hangzhou

Hong-Wei Ying, Kang Cheng, Li-Sha Zhang, Chang-Yu Ou, Yong-Wen Yang

Deep excavation in soft clay often causes additional deformations to surroundings. Then, if deformations cannot be predicted reasonably, the adjacent buildings may be threatened…

Development of a virtual shapemeter based on a shape control model for continuous annealing

Yu-Ting L.V., Yong Li, De-Xing Yang, Zhenhua Bai, Jinlong Li, Rui Wang

Continuous annealing (CA) units usually lack a physical shapemeter; consequently, real-time display and closed-loop control of the strip shape are impossible to achieve.

Analysis of spherical shell structure based on SBFEM

Gao Lin, Wen-Bin Ye, Zhi-Yuan Li, Jun Liu

The purpose of this paper is to present an accurate and efficient element for analysis of spherical shell structures.

Assumed stress quasi-conforming formulation for static and free vibration analysis of symmetric laminated plates

Changsheng Wang, Xiao Han, Caixia Yang, Xiangkui Zhang, Wenbin Hou

Numerous finite elements are proposed based on analytical solutions. However, it is difficult to find the solutions for complicated governing equations. This paper aims to present…

Optimal energy management of microgrid using advanced multi-objective particle swarm optimization

Ho Pham Huy Anh, Cao Van Kien

The purpose of this paper is to propose an optimal energy management (OEM) method using intelligent optimization techniques applied to implement an optimally hybrid heat and power…

Seismic structural responses reduction of double-layered containment nuclear power plant via BIS-TMD

Gangling Hou, Yu Liu, Meng Li, Menghan Sun, Feng Sun, Xiuyun Zhu, Rong Pan, Dongyu Zhang

In recent years, a new type of double-layered containment structure of nuclear power plant has been built in China, named ACP1000 NNP. This paper aims to propose a new method to…

A counterexample to FORM and SORM

Claudio Roberto Ávila da Silva Júnior, Pedro Danizete Damazio, Luiz Carlos Matioli, João Lucas Cavichiolo

This paper aims to presents a counterexample that points to an inconsistency generated by the first- and second-order approximation methods, FORM and SORM, respectively…

Using a look-up table technique and finite element calculations for quick detection of stiff inclusions in silicone rubber

Ulf G. Jonsson, Olof A. Lindahl, Britt M. Andersson

The aim of the study was to show that a new method, using a look-up table technique, can be used to detect the presence and position of an inclusion embedded in a tissue-like…

On efficiency and effectiveness of finite volume method for thermal analysis of selective laser melting

Jin Wang, Yi Wang, Jing Shi

Selective laser melting (SLM) is a major additive manufacturing (AM) process in which laser beams are used as the heat source to melt and deposit metals in a layerwise fashion to…

An associated evaluation methodology of initial stress level of coal-rock masses in steeply inclined coal seams, Urumchi coal field, China

Pengfei Shan, Xingping Lai

This paper aims to present an associated methodology to evaluate the initial stress of coal-rock masses in steeply inclined coal seams.

A novel parallel finite element procedure for nonlinear dynamic problems using GPU and mixed-precision algorithm

Shengquan Wang, Chao Wang, Yong Cai, Guangyao Li

The purpose of this paper is to improve the computational speed of solving nonlinear dynamics by using parallel methods and mixed-precision algorithm on graphic processing units…