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Keywords: power coefficient
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Proceedings Papers

Proc. ASME. GTINDIA2023, ASME 2023 Gas Turbine India Conference, V001T06A002, December 7–8, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GTINDIA2023-118458
.../c ratios can enhance the aerodynamic performance and starting torque of Darrieus-type SB-VAWT. renewable energy alternative energy source small-scale Darrieus-type SB-VAWT diameter-to-chord ratio tip speed ratio power coefficient Proceedings of the ASME 2023 Gas Turbine India...
Proceedings Papers

Proc. ASME. GTINDIA2021, ASME 2021 Gas Turbine India Conference, V001T09A003, December 2–3, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GTINDIA2021-75990
... to be promising for small-scale power generation. Most AR Aspect ratio -- of the studies conducted so far have focused on the evaluation CFD Computational Fluid Dynamics -- of torque and power coefficients (CT, CP) of the rotor. This CD Drag coefficient -- paper aims at analyzing the aerodynamic drag and lift CL...
Proceedings Papers

Proc. ASME. GTINDIA2021, ASME 2021 Gas Turbine India Conference, V001T09A005, December 2–3, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GTINDIA2021-76001
... on Re . When the Re is increased from 57310 to 164766, the maximum power coefficient ( C Pmax ) of the turbine rotor has shown an improvement of 43%. Savonius wind rotor elliptical blade power coefficient wind tunnel Proceedings of the ASME 2021 Gas Turbine India Conference GTINDIA2021...
Proceedings Papers

Proc. ASME. GTINDIA2021, ASME 2021 Gas Turbine India Conference, V001T09A001, December 2–3, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GTINDIA2021-74879
... with two vanes of non-symmetric bi- _X_ _-type, _ _XX polynomial profiles that exhibited 0.2 power coefficient, relative to 0.16 and 0.13 that were obtained for symmetrical polynomial and the original Savonius type turbines, respectively. Free rotation, static forces and moments, and dynamic moments...
Proceedings Papers

Proc. ASME. GTINDIA2019, Volume 2: Combustion, Fuels, and Emissions; Renewable Energy: Solar and Wind; Inlets and Exhausts; Emerging Technologies: Hybrid Electric Propulsion and Alternate Power Generation; GT Operation and Maintenance; Materials and Manufacturing (Including Coatings, Composites, CMCs, Additive Manufacturing); Analytics and Digital Solutions for Gas Turbines/Rotating Machinery, V002T06A007, December 5–6, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GTINDIA2019-2442
... an optimized rotor blade profile, which has mostly been developed through trial and error approach in the literature. In this paper, an optimum blade profile is obtained by maximizing its power coefficient (C P ) by coupling CFD simulations of a rotor blade profile with the simplex search technique. Since...
Proceedings Papers

Proc. ASME. GTINDIA2019, Volume 2: Combustion, Fuels, and Emissions; Renewable Energy: Solar and Wind; Inlets and Exhausts; Emerging Technologies: Hybrid Electric Propulsion and Alternate Power Generation; GT Operation and Maintenance; Materials and Manufacturing (Including Coatings, Composites, CMCs, Additive Manufacturing); Analytics and Digital Solutions for Gas Turbines/Rotating Machinery, V002T06A002, December 5–6, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GTINDIA2019-2344
... positions on the blade concave surfaces. Two-dimensional (2D) unsteady simulations are performed around the vented blade profiles of the Savonius rotor using SST k-ω turbulence model by FVM based solver ANSYS Fluent. The torque and power coefficients (C T and C P ) are calculated at the revolving...
Proceedings Papers

Proc. ASME. GTINDIA2019, Volume 2: Combustion, Fuels, and Emissions; Renewable Energy: Solar and Wind; Inlets and Exhausts; Emerging Technologies: Hybrid Electric Propulsion and Alternate Power Generation; GT Operation and Maintenance; Materials and Manufacturing (Including Coatings, Composites, CMCs, Additive Manufacturing); Analytics and Digital Solutions for Gas Turbines/Rotating Machinery, V002T06A003, December 5–6, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GTINDIA2019-2346
... the rotor power coefficient. The multi-physics solver ANSYS direct optimization technique has been used to implement the genetic algorithms. The results obtained from the genetic algorithms have been compared with the established results under identical conditions. Savonius rotor blade profiles...
Proceedings Papers

Proc. ASME. GTINDIA2019, Volume 2: Combustion, Fuels, and Emissions; Renewable Energy: Solar and Wind; Inlets and Exhausts; Emerging Technologies: Hybrid Electric Propulsion and Alternate Power Generation; GT Operation and Maintenance; Materials and Manufacturing (Including Coatings, Composites, CMCs, Additive Manufacturing); Analytics and Digital Solutions for Gas Turbines/Rotating Machinery, V002T06A004, December 5–6, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GTINDIA2019-2352
... the present work are proposed to facilitate the concerned designer to explore various feasible blade designs and determine the suitable one, thereby avoiding valuable time elapsed in repetitive fabrication and testing of various designs. Savonius wind turbine elliptical blade power coefficient torque...
Proceedings Papers

Proc. ASME. GTINDIA2013, ASME 2013 Gas Turbine India Conference, V001T07A002, December 5–6, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GTINDIA2013-3729
... turbine, Aspect ratio, Power coefficient *Corresponding author Email: [email protected] Tel: 0091-361-2582663, Fax: 0091-361-2690762 INTRODUCTION The need for renewable energy sources becomes greater each year due to continuous growth in the energy demand, depletion of fossil fuel sources and increase...