Browsing 2020 by Author "BOSTAN, Viorel"

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  • Aeolian-solar hybrid system for domestic water heating 
    BOSTAN, Ion; BOSTAN, Viorel; DULGHERU, Valeriu; DUMITRESCU, Cătălin; DUMITRESCU, Liliana (Romanian Inventors Forum, 2020)
    The invention relates to water heating systems, namely to heating water with wind and solar thermal energy. The problem that the invention solves is the widening of the technological possibilities, the increase of the ...
  • Aerodynamic wind rotor with vertical axis with variable angle of attack 
    BOSTAN, Viorel; BOSTAN, Ion; DULGHERU, Valeriu; CIUPERCĂ, Rodion; VACULENCO, Maxim; GUȚU, Marin; CIOBANU, Radu; CIOBANU, Oleg; ODAINÎI, Valeriu; GLADÂȘ, Vitalie; RABEI, Ion; PLATON, Andrei (Romanian Inventors Forum, 2020)
    The field of research refers to the creation of wind energy conversion devices, namely to the wind turbines with vertical axis. The wind turbine with vertical axis includes a tower on which a rotary shaft with blades with ...
  • Generation of precessional gearing with convex-concave contact 
    VACULENCO, Maxim; SCATICAILOV, Serghei; MAZURU, Sergiu; BOSTAN, Viorel; BOSTAN, Ion (Romanian Inventors Forum, 2020)
    The development of the robotics and mechanical systems with compactness restrictions impose to the gear ever more stringent requirements regarding the mass and gauges, the quality of the gear material, the technological ...
  • Photovoltaic installation „Sunflower” 
    BOSTAN, Ion; BOSTAN, Viorel; DULGHERU, Valeriu; GUȚU, Marin; CIOBANU, Radu; CIOBANU, Oleg (Romanian Inventors Forum, 2020)
    The „Sunflower” type photovoltaic installation refers to the photovoltaic solar energy conversion plants, is, to the photovoltaic installations with self-orientation in the southern and azimuthal plane.
  • Precessional transmissions with conform contact of the teeth in multi-pair gearing 
    BOSTAN, Viorel; BOSTAN, Ion; VACULENCO, Maxim (Romanian Inventors Forum, 2020)
    The technical result consists in increasing the load-bearing capacity and mechanical efficiency of the precessional gear by creating the multipair and convex-concave teeth contact with the minimum difference of curvatures ...
  • Unconventional digital gear manufacturing technologies with non-standardized profiles from precessional transmissions 
    BOSTAN, Viorel; BOSTAN, Ion; DULGHERU, Vareriu; CIUPERCĂ, Rodion; MAZURU, Sergiu; TOCA, Alexei; VACULENCO, Maxim; BODNARIUC, Ion; CIOBANU, Radu; CIOBANU, Oleg; TRIFAN, Nicolae; MALCOCI, Iulian; DICUSARĂ, Ion; VENGHER, Dumitru; BUGA, Alexandru; BREGNOVA, Alina (Romanian Inventors Forum, 2020)
    The research field refers to the technological development of precessional transmissions. The time and costs of achieving the precessional transmissions mostly refer to the manufacture of central wheels with non-standard ...

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