Zobrazeno 1 - 10
of 2 114
pro vyhledávání: '"airfoils"'
Autor:
A. Verma, V. Kulkarni
Publikováno v:
Journal of Applied Fluid Mechanics, Vol 17, Iss 11, Pp 2481-2498 (2024)
Experimental investigations are carried out to explore the aerodynamic performance and vortex shedding characteristics of S5010 and E214 airfoil-based wings to provide guidance for the design of MAVs and other low-speed vehicles. Force and wake shedd
Externí odkaz:
https://doaj.org/article/09a60a7d8a2c4198836ffa8e14577661
Publikováno v:
Engineering Science and Technology, an International Journal, Vol 57, Iss , Pp 101794- (2024)
In this study, fluid flow predictions using three different methods were compared: DeepCFD, an artificial intelligence code; computational fluid dynamics (CFD) using Ansys Fluent and OpenFOAM; and two-dimensional, two-component particle image velocim
Externí odkaz:
https://doaj.org/article/9bde31edf28441beb59ba733452eda25
Publikováno v:
Journal of Applied Fluid Mechanics, Vol 17, Iss 4, Pp 742-755 (2024)
A computational fluid dynamic (CFD) and machine learning approach is used to investigate heat transfer on NASA airfoils of type NACA 0012. Several different models have been developed to examine the effect of laminar flow, Spalart flow, and Allmaras
Externí odkaz:
https://doaj.org/article/2e161d81338f447385b57a1a6ec73eec
Publikováno v:
Engineering and Technology Journal, Vol 42, Iss 1, Pp 65-77 (2024)
The present study utilizes the commercial software ANSYS-Fluent to explore the influence of the geometry of thick S- S-series airfoil on the near-wake region. Four different S-series airfoils, namely S809, S811, S814, and S818, were investigated at a
Externí odkaz:
https://doaj.org/article/50de61708e134f02882bff6b1927cf02
Autor:
H. Zarei, M. Passandideh Fard
Publikováno v:
Journal of Applied Fluid Mechanics, Vol 17, Iss 1, Pp 176-191 (2023)
The numerical investigation has been performed on the cross-axis-flow lucid spherical turbine. This type of cross-axis flow turbine generates moments through the forces acting on its blade cross-sections. To evaluate its power and performance, a thre
Externí odkaz:
https://doaj.org/article/9a463ccf39294cdd945c22f9cef3012f
Publikováno v:
Sensors, Vol 24, Iss 14, p 4480 (2024)
With the advancing energy transition, icing is a growing problem in the wind turbine sector. The development of systems to detect and mitigate icing makes it necessary to understand its basic behavior and characteristics. This paper proposes a method
Externí odkaz:
https://doaj.org/article/86455d684feb4e2b9f2bf801957b4ef1
Publikováno v:
Wind Energy, Vol 26, Iss 7, Pp 650-667 (2023)
Abstract Modern wind turbines employ thick airfoils in the outer region of the blade with strong adverse pressure gradients and high sensitivity to flow separation, which can be anticipated by leading‐edge roughness. However, Reynolds average Navie
Externí odkaz:
https://doaj.org/article/ad79afcd887b4f9dab1bbf2776736aab
Publikováno v:
Wind, Vol 3, Iss 2, Pp 273-290 (2023)
The potential of airfoil optimisation for the specific requirements of airborne wind energy (AWE) systems is investigated. Experimental and numerical investigations were conducted at high Reynolds numbers for the S1223 airfoil and an optimised airfoi
Externí odkaz:
https://doaj.org/article/0e7c516ca8bb43a2a2c71785537d331e
Autor:
Laura Augusta Vasconcelos de Albuquerque, Mariana Fernandes dos Santos Villela, Felipe Pamplona Mariano
Publikováno v:
Axioms, Vol 13, Iss 4, p 228 (2024)
The present work proposes the application of a computational methodology based on the coupling of the Fourier Pseudospectral Method (FPSM) and the Immersed Boundary Method (IBM) for conducting flow simulations over slender airfoils. This methodology,
Externí odkaz:
https://doaj.org/article/4d063f93086749c1a7665c85a122d28d
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