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Comparative analysis of numerical computational techniques for determination of the wind turbine aerodynamic performances
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2021)
The purpose of this paper is to explore and define an adequate numerical setting for the computation of aerodynamic performances of wind turbines of various shapes and sizes, which offers the possibility of choosing a ...
Numerical evaluation of aerodynamic performances of vertical-axis wind turbine rotor with flow concentrator
(Beograd : SMEITS, 2020)
With wind energy extraction constantly increasing, the interest in small-scale urban wind turbines
is also expanding. Given that these machines often work in adverse operating conditions
(Earth’s boundary layer, vortex ...
Numerical analysis of aerodynamic performances of single vs. double wing (biplane) configuration
(University of East Sarajevo, Faculty of Mechanical Engineering, 2020)
The number of light aircrafts is constantly increasing and this trend will continue in the future with further development of composite technology and hybrid and purely electric propulsion systems. Since these vehicles ...
Computational aerodynamic analysis of a small wind turbine
(University of East Sarajevo, Faculty of Mechanical Engineering, 2022)
The growing climate change issues and the ongoing energy crisis stipulate
further exploitation of renewable energy sources and the development of systems
capable to efficiently generate clean energy. Among the most ...
Numerical and experimental assessment of transonic turbulent flow around ONERA M4 model
(Belgrade : Military Technical Institute - VTI, 2016)
Experimental investigation of transonic flow at Mach number of 0.84 around a subsonic/transonic transport calibration model ONERA M4 at four different angles-of-attack has been conducted in T-38 trisonic blow-down wind ...
Numerical and experimental assessment of supersonic turbulent flow around a finned ogive cylinder
(Belgrade : Military Technical Institute - VTI, 2014)
Experimental investigation of supersonic flow at Mach number of 2 around a finned ogive cylinder at angles-of-attack ranging from 0° to 16° has been conducted in T-38 trisonic blow-down wind tunnel of the Serbian Military ...
Comparison of different cfd software performances in the case of an incompressible air flow through a straight conical diffuser
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2017)
Numerical flow simulations have been carried out in order to analyze the possibilities of numerical prediction of a steady-state incompressible air flow through a conical diffuser named Azad diffuser. The spreading angle ...
Application of different k-epsilon turbulence models on combustion process modelling in small-scale pellet stoves for household heating
(Inderscience Enterprises Ltd, Geneva, 2019)
Constant demand for development and construction improvement of small scale pellet stoves and boilers (nominal power up to 50 kW(th)) for household heating leads to conclusion that appropriate upgrading should be done on ...
Experimental and numerical analysis of flow field and ventilation performance in a traffic tunnel ventilated by axial fans
(Srpsko društvo za mehaniku, Beograd, 2018)
To investigate air flow in longitudinally ventilated traffic tunnels, a scaled model of a typical road-traffic tunnel with an appropriate ventilation system based on axial ducted fans, is designed and built in the Lab. The ...
On the influence of turbulent kinetic energy level on accuracy of k - epsilon and lrr turbulence models
(Srpsko društvo za mehaniku, Beograd, 2018)
This paper presents research regarding the influence of turbulent kinetic energy (TKE) level on accuracy of Reynolds averaged Navier-Stokes (RANS) based turbulence models. A theoretical analysis of influence TKE level on ...