Engineering Computations: Volume 32 Issue 7

Optimal inductor design for nanofluid heating characterisation

Roberta Bertani, Flavio Ceretta, Paolo Di Barba, Fabrizio Dughiero, Michele Forzan, Rino Antonio Michelin, Paolo Sgarbossa, Elisabetta Sieni, Federico Spizzo

Magnetic fluid hyperthermia experiment requires a uniform magnetic field in order to control the heating rate of a magnetic nanoparticle fluid for laboratory tests. The automated…

Solution of two-dimensional vector wave equations via a mixed least squares method

Maria Tchonkova

– The purpose of this paper is to present an original mixed least squares method for the numerical solution of vector wave equations.

A local sampling method with variable radius for RBDO using Kriging

Xiaoke Li, Haobo Qiu, Zhenzhong Chen, Liang Gao, Xinyu Shao

Kriging model has been widely adopted to reduce the high computational costs of simulations in Reliability-based design optimization (RBDO). To construct the Kriging model…

A new bond slip model for reinforced concrete structures: Validation by modelling a reinforced concrete tie

C Mang, L Jason, L Davenne

The purpose of this paper is to present a new bond slip model for reinforced concrete structures. It consists in an interface element (3D) which represents the interface between…

The inter-element coupling effect of triangular flat shells

Shi Zhang, Yun Zhang, Zhigao Huang, Huamin Zhou, Jianhui Li

– The purpose of this paper is to study the inter-element coupling effect of membrane and plate components between two adjacent shells occurring on the common boundary.

Resource allocation for code development in partitioned models

Sez Atamturktur, Ismail Farajpour

Physical phenomena interact with each other in ways that one cannot be analyzed without considering the other. To account for such interactions between multiple phenomena…

An inner-point modification of PSO for constrained optimization

Daniele Peri

The purpose of this paper is to propose a modification of the original PSO algorithm in order to avoid the evaluation of the objective function outside the feasible set, improving…

Dynamics of random coupled structures through the wave finite element method

Mohamed Amine Ben Souf, Mohamed Ichchou, Olivier Bareille, Noureddine Bouhaddi, Mohamed Haddar

– The purpose of this paper is to develop a new formulation using spectral approach, which can predict the wave behavior to uncertain parameters in mid and high frequencies.

Analytical target cascading using ensemble of surrogates for engineering design problems

Zheng Jiang, Haobo Qiu, Ming Zhao, Shizhan Zhang, Liang Gao

In multidisciplinary design optimization (MDO), if the relationships between design variables and some output parameters, which are important performance constraints, are complex…

Investigation of the effect of different gravity conditions on penetration mechanisms by the Distinct Element Method

Mingjing Jiang, Fang Liu, Huaning Wang, Xinxin Wang

The purpose of this paper is to present an investigation of the effect of different gravity conditions on the penetration mechanism using the two-dimensional Distinct Element…

Reliability analysis of static liquefaction of loose sand using the random finite element method

Ali Johari, Jaber Rezvani Pour, Akbar Javadi

Liquefaction of soils is defined as significant reduction in shear strength and stiffness due to increase in pore water pressure. This phenomenon can occur in static (monotonic…

Comparative study of SGS models for simulating the flow in a centrifugal-pump impeller using single passage

Xianbei Huang, Zhuqing Liu, Wei Yang

The purpose of this paper is to bring in and clarify the performance of the Vreman and dynamic Vreman models (VM and DVM) in simulating the internal flow of the centrifugal pump…

An upscale theory of thermal-mechanical coupling particle simulation for non-isothermal problems in two-dimensional quasi-static system

Ming Xia

The purpose of this paper is to present an upscale theory of the thermal-mechanical coupling particle simulation for non-isothermal problems in two-dimensional quasi-static…

Interphase force analysis for air-water bubbly flow in a multiphase rotodynamic pump

Zhiyi Yu, Baoshan Zhu, Shuliang Cao

Interphase forces between the gas and liquid phases determine many phenomena in bubbly flow. For the interphase forces in a multiphase rotodynamic pump, the magnitude analysis was…