Unsteady aerodynamic prediction for iced airfoil based on multi-task learning

X Wang, J Kou, W Zhang - Physics of Fluids, 2022 - pubs.aip.org
Ice accretion on wind turbine blades and wings changes the effective shape of the airfoil and
considerably deteriorates the aerodynamic performance. However, the unsteady …

Effect of Gurney flap on flow separation and aerodynamic performance of an airfoil under rain and icing conditions

H Fatahian, H Salarian, M Eshagh Nimvari… - Acta Mechanica …, 2020 - Springer
In the present study, special attention is paid to numerically investigate the aerodynamic
performance of the NACA 0012 airfoil under rain and icing conditions with the aim to better …

A new mesh deformation method using quaternion and displacement normal propagation for high quality and high efficiency

H Wang, Z Guan, X Liu, Y Jiang, X Wang - Physics of Fluids, 2024 - pubs.aip.org
Mesh deformation technology is widely used in aerodynamic applications like unsteady flow,
aeroelasticity, and aerodynamic shape optimization because of its low computational costs …

A numerical investigation of the effects of ice accretion on the aerodynamic and structural behavior of offshore wind turbine blade

O Lagdani, M Tarfaoui, M Nachtane, M Trihi… - Wind …, 2021 - journals.sagepub.com
In recent years, several wind turbines have been installed in cold climate sites and are
menaced by the icing phenomenon. This article focuses on two parts: the study of the …

A Numerical Study on Effects of Ice Formation on Vertical-axis Wind Turbine Performance and Flow Field at Optimal Tip Speed Ratio

S Abbasi, A Mahmoodi, A Joodaki - Journal of Applied Fluid …, 2024 - jafmonline.net
Wind turbines can freeze due to exposure to cold air. Ice formation on the rotor blades of a
wind turbine reduces their performance. In the present work, the effects of ice formation on …

Atmospheric icing effects of S816 airfoil on a 600 kW wind turbine's performance

A Ebrahimi - Scientia Iranica, 2018 - scientiairanica.sharif.edu
The aerodynamic loads and energy losses for a typical 600 KW wind turbine with S816
airfoil blade under two different icing conditions, have been studied. Three sections at …

Investigation of transition delay on a wing section by dynamic surface deformation

DP Rizzetta, MR Visbal - AIAA Journal, 2021 - arc.aiaa.org
Numerical calculations were carried out in order to investigate the delay of transition to
turbulence on a wing section by means of local dynamic surface deformation. Physically, the …

Methods and criterion for adaptive ICE accretion simulation: mesh boundary merge and reconstruction

Z Li, X Tong, J Sun, F Jiang, G Yang… - International Journal of …, 2020 - World Scientific
The strong coupling effect of two-phase flow and ice accompanies the ice accretion process
of aircraft and wind turbine in damp and cold environment. A method based on the Eulerian …

Study on Anti⁃ icing Heat Load Distribution for a Three⁃ Dimensional Propeller.

WU Zhulong, YI Xian, X Huajie… - … of Aeronautics & …, 2023 - search.ebscohost.com
At present, research on the anti-icing heat loads of propeller aircraft is inadequate, while
predicting the distribution of anti-icing heat loads is crucial for designing propeller aircraft …

Numerical Simulation of Transition Delay on a Wing Section by Dynamic Surface Deformation

DP Rizzetta, M Visbal - AIAA Scitech 2021 Forum, 2021 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2021-1453. vid Numerical calculations
were carried out in order to investigate the delay of transition to turbulence on a wing section …