Mathematical modeling of hydrodinamic processes in the rotors of flow micro-hydropower plants
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BOSTAN, Viorel, BOSTAN, Ion, DULGHERU, Valeriu, VACULENCO, Maxim, CIOBANU, Oleg. Mathematical modeling of hydrodinamic processes in the rotors of flow micro-hydropower plants. In: Sielmen: Proceedings of the 11th international conference on electromechanical and power systems, Ed. 11, 11-13 octombrie 2017, Iași. New Jersey, SUA: Institute of Electrical and Electronics Engineers Inc., 2017, Ediția 11, pp. 302-307. ISBN 978-153861846-2. DOI: https://doi.org/10.1109/SIELMEN.2017.8123337
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Sielmen
Ediția 11, 2017
Conferința "Sielmen"
11, Iași, Romania, 11-13 octombrie 2017

Mathematical modeling of hydrodinamic processes in the rotors of flow micro-hydropower plants

DOI:https://doi.org/10.1109/SIELMEN.2017.8123337

Pag. 302-307

Bostan Viorel, Bostan Ion, Dulgheru Valeriu, Vaculenco Maxim, Ciobanu Oleg
 
Technical University of Moldova
 
 
Disponibil în IBN: 27 februarie 2022


Rezumat

The paper is dedicated to the study of hydrodynamic effects in the rotors of flow micro-hydropower plants. There was argued the geometry of hydrodynamic profiles of blades efficient in terms of energy conversion efficiency based on which original concepts of hydrodynamic rotors were developed. Using the CAD models of the proposed rotors: there were performed complex CFD simulations of the transient fluid flow through the rotors and near the blades in order to determine the influence of the constructive and kinematic parameters on the power characteristics and hydrodynamic performance factor of the rotors used in micro-hydropower plants; the fluid flow phenomenon was analyzed in the boundary layer and there were identified technical solutions for control and minimization of its negative impact on the energy conversion of the micro-hydropower plants.

Cuvinte-cheie
Boundary layer, CFD numerical simulation, hydrodynamic rotor, Mathematical modeling, small hydropower plant, Turbulent flow