This study proposes a numerical investigation for assessing the primary design parameters influencing the efficiency of a Darrieus type vertical axis wind turbine. The methodology consists in the numerical solution of the ...

The paper discusses the theory of critical strain energy levels for structures with lumped parameters. The theoretical assumptions and profs for common case are presented. The idea of external actions and strain energy ...

Nowadays, there has been a notable surge in the utilization of piezoelectric materials at the micro and nano scales, manifesting across various branches of science through the development of diverse microstructures. On the ...

This study aims to explore the natural convection, magnetohydrodynamics and ternary nanofluids containing Fe3O4, Cu and TiO2 in water-ethylene glycol within a hexagonal cavity containing a square obstacle. The Finite element ...

The paper presents the modeling of two-phase flow in turbulent flow. For this purpose, a two-fluid turbulence model is used. The work can be considered the development of a two-fluid approach to the problem of turbulence, ...

The motivation of the current work is the flow over a slender surface, which includes the manufacture of optical fibers, polymer sheets, photoelectric devices, wire coatings, solar cells, and fiber sheets. In order to ...

A model of freshwater ice behavior under impact compression is suggested. To obtain the parameters (mechanical properties of ice at high-speed loading) of the model the Kolsky method is used. The necessary parameter data ...

This study investigates two-dimensional viscous incompressible boundary layer flow involving mass transfer above an uninterrupted flat surface in the presence of chemical reaction. Applicable similarity transformations, ...

This paper outlines the conceptual and numerical design process of a comminution equipment centered on particle breakdown through impact. The process is divided into four stages, starting with the generation of device ...

Offshore oil exploration encounters numerous challenges, the formation of paraffin wax deposits ranks among them. The Nitrogen Generating System (SGN) emerges as a hybrid technique, utilizing a thermochemical reaction with ...

This article presents a numerical study encompassing the mechanical behavior prediction during the roll bending process applied to four distinct profiles of extruded 6061-T6 aluminum, considering different radii of curvature. ...

The problem of convective heat transfers of Eyring-Powell conveying Copper (Cu) coupled with alumina (Al2O3) are employed as the combination of particles, along with water as the base fluid over a vertical Riga plate is ...

Based on numerical modelling, this study investigates asymmetric semicylindrical composite laminate shells' damage characteristics under low-velocity impact loads. For this purpose, several asymmetric stacking sequences ...

The present investigation focuses on examining the thermophysical characteristics of flow in a gap between rotating cone and circular discs utilizing hybrid nanofluids, owing to its varied applications. The enhanced thermal ...

We discuss methodological aspects of assessment of the service life of structures and devices used in new technologies, paying a particular attention to non-stationary thermomechanical loading of “dangerous" zones of the ...

This paper presents research on raising the efficiency and pressure of centrifugal fans at different speed ranges. This problem is related to the incompatibility of the fan characteristics with the speed conditions of the ...

This study investigates the effect of splitter angles on the aerodynamic flow of two free streams under incompressible conditions. The angle of the splitter is changed from 0 to 40° to simulate different wake structures ...

Studying the impact of Ferrohydrodynamic interaction on the flow of Casson‑Williamson nanofluid present a significant insight into complex fluid behaviour in several fields including aerospace engineering, energy systems, ...

This paper presents a comprehensive investigation into the impact of geometrical parameters on indoor environments. The study utilizes an experimental setup and a developed numerical model, with validation achieved through ...

This article reports the transient numerical solution of concave profile longitudinal fins under two cases of step-changing base boundary conditions involving heat flux and temperature, respectively. Although the analysis ...