Engineering Computations: Volume 35 Issue 6

Composite beam identification using a variant of the inhomogeneous wave correlation method in presence of uncertainties

Ramzi Lajili, Olivier Bareille, Mohamed Lamjed Bouazizi, Mohamed Ichchou, Noureddine Bouhaddi

This paper aims to propose numerical-based and experiment-based identification processes, accounting for uncertainties to identify structural parameters, in a wave propagation…

Structural reliability and stochastic finite element methods: State-of-the-art review and evidence-based comparison

Muhannad Aldosary, Jinsheng Wang, Chenfeng Li

This paper aims to provide a comprehensive review of uncertainty quantification methods supported by evidence-based comparison studies. Uncertainties are widely encountered in…

Fatigue life prediction of cord–rubber composite structures based on progressive damage analysis

Niraj Kumar Jha, Udo Nackenhorst

The purpose of this paper is to develop a progressive damage framework to predict the fatigue life of cord-reinforced rubber composite under cyclic loadings. Special attention has…

Numerical simulation of pressure drop for three-dimensional rectangular microchannels

Zhipeng Duan, Peng Liang, Hao Ma, Niya Ma, Boshu He

The purpose of this paper is to numerically investigate the flow characteristics and extend the data of friction factor and Reynolds number product of hydrodynamically developing…

Future of the discrete element method in the modelling of grinding wheels

Juan Luis Osa, Naiara Ortega, Gorka Vidal, Borja Fernandez-Gauna, Asier Carballo, Ibon Tolosa

The granular structure of a grinding wheel determines its performance remarkably when grinding. Nowadays, grinding wheels are man-made porous conglomerates of hard abrasive grains…

Nonlinear interval eigenvalue problems for damped spring-mass system

Snehashish Chakraverty, Nisha Rani Mahato

In structural mechanics, systems with damping factor get converted to nonlinear eigenvalue problems (NEPs), namely, quadratic eigenvalue problems. Generally, the parameters of…

Multi-scale stochastic damage model for concrete and its application to RC shear wall structure

De-Cheng Feng, Cheng-Dong Yang, Xiao-Dan Ren

This paper aims to present a multi-scale stochastic damage model (SDM) for concrete and apply it to the stochastic response analysis of reinforced concrete shear wall structures.

A cavitation model considering thermodynamic and viscosity effects

Kaiwen Pang, Yaojun Li, Wei Yang, Zhuqing Liu

This study aims to develop and validate a new cavitation model that considers thermodynamic effects for high-temperature water flows.

Comparison between O(n2) and O(n) neighbor search algorithm and its influence on superlinear speedup in parallel discrete element method (DEM) for complex-shaped particles

Beichuan Yan, Richard Regueiro

This paper aims to present performance comparison between O(n²) and O(n) neighbor search algorithms, studies their effects for different particle shape complexity and…

Differential quadrature method for nonlinear fractional partial differential equations

Umer Saeed, Mujeeb ur Rehman, Qamar Din

The purpose of this paper is to propose a method for solving nonlinear fractional partial differential equations on the semi-infinite domain and to get better and more accurate…

Multi-scale computational modeling for concrete damage by mixed pore pressures – case of coupled alkali–silica reaction and cyclic freeze/thaw

Fuyuan Gong, Yuya Takahashi, Koichi Maekawa

This paper aims to propose a multi-scale simulation approach for the concrete macro-mechanical damage caused by mixed micro-pore pressures, such as the coupled alkali–silica…

Numerical analysis for interphase forces of gas-liquid flow in a multiphase pump

Ming Liu, Shan Cao, Shuliang Cao

The modeling of interphase forces plays a significant role in the numerical simulation of gas–liquid flow in a rotodynamic multiphase pump, which deserves detailed study.