Zobrazeno 1 - 10
of 2 276
pro vyhledávání: '"Savonius"'
Autor:
Abdel-Fattah Mahrous
Publikováno v:
Applications of Modelling and Simulation, Vol 8, Pp 239-247 (2024)
Modifications in classical Savonius rotor have extensively been studied in an attempt to improve turbine performance. The present work investigates experimentally and computationally the effects of combining two different blade shape configurations i
Externí odkaz:
https://doaj.org/article/0804459dfb064f28ada22902a1405349
Publikováno v:
Iranica Journal of Energy and Environment, Vol 15, Iss 3, Pp 279-286 (2024)
Wind energy is a prominent renewable energy source, and Vertical Axis Wind Turbines (VAWTs) offer distinct advantages, including adaptability to changing wind directions and reduced noise levels. This paper conducts a numerical investigation into the
Externí odkaz:
https://doaj.org/article/ba62518cb9904ea58fb4d401085d1e69
Autor:
Dmytro Redchyts, Unai Fernandez-Gamiz, Serhii Tarasov, Koldo Portal-Porras, Andrii Tarasov, Svitlana Moiseienko
Publikováno v:
Results in Engineering, Vol 24, Iss , Pp 103202- (2024)
Vertical-axis wind turbines (VAWT) with Darrieus and Savonius rotors were studied based on the developed specialized package of computational aerodynamics. The flow structure around the Savonius and Darrieus rotors was numerically reconstructed, cons
Externí odkaz:
https://doaj.org/article/3105e68bdb554ff187b886e8dadb0b32
Publikováno v:
Revue des Énergies Renouvelables, Pp 3 – 12-3 – 12 (2024)
Wind turbines are machines that convert wind energy into energy usable by humans. These include wind turbines that produce electricity or those that pump water. There are many models of wind turbines.This report proposes to study an experimental part
Externí odkaz:
https://doaj.org/article/883dc199e59149b5a78002aa913a38e3
Autor:
Grzelak Joanna, Carrillo Lara Guijarro, Nakielski Jacek, Piotrowicz Michał, Doerffer Krzysztof
Publikováno v:
Polish Maritime Research, Vol 31, Iss 2, Pp 13-19 (2024)
In this project, an innovative wind turbine was designed for a floating plant. A large Savonius rotor was replaced with a double-rotor wind turbine implemented as a horizontal-axis turbine. This double rotor was positioned on the tip of a thrust plat
Externí odkaz:
https://doaj.org/article/37bdbc024c45491b9151800cbf159aa2
Publikováno v:
Wind Energy, Vol 27, Iss 6, Pp 612-627 (2024)
Abstract To investigate the effect of force distributions of each turbine component on the power performance of the Darrieus–Savonius combined vertical axis wind turbine (hybrid VAWT), the hybrid VAWT is modeled as idealized turbine under various f
Externí odkaz:
https://doaj.org/article/07707d92530b44c2ae54b877f9b3ac81
Publikováno v:
Rekayasa Mesin, Vol 15, Iss 1, Pp 73-82 (2024)
The concept of clean and renewable energy is currently a focus developed continuously. One of the abundant sources of clean and renewable energy is water. A water turbine is a mechanism to generate electrical energy by utilizing the water flow. Pico
Externí odkaz:
https://doaj.org/article/04efb18405484efdb41f911a0ba722bd
Autor:
Ahmed Bekhti, Maria Guellal, Hafsa Charf, Ali Boudis, Madjid Tata, Dawoud Hamane, Abdallah Touaibia
Publikováno v:
Revue des Énergies Renouvelables, Pp 103 – 108-103 – 108 (2024)
The present paper aims to analyse the aerodynamics of turbulent fluid flow over a vertical axis wind turbine (VAWT). A 2D study is carried out for a two-bladed SAVONIUS wind turbine, where the rotor diameter is D=20cm. The governing equations (Unstea
Externí odkaz:
https://doaj.org/article/142ccde9218d4d5685e94a27c3c29e2f
Publikováno v:
Frontiers in Energy Research, Vol 12 (2024)
Omnidirectionality and simple design make VAWTs more attractive compared to HAWTs in highly turbulent and harsh operational environments including low wind speed conditions where this technology shines more. However, the performance of VAWTs is lacki
Externí odkaz:
https://doaj.org/article/ec30a9979fc84134b72ebb6b4c0f0fef
Publikováno v:
Heliyon, Vol 10, Iss 15, Pp e35008- (2024)
Ultra-low-head turbines can harness energy from previously deemed unsuitable sites, including natural and man-made locations like shallow estuaries, marine canals, and industrial waterways. Various hydro-turbine concepts were evaluated for their pote
Externí odkaz:
https://doaj.org/article/0cfca0be239a4d258c65f234bd4ea07f