Winglet geometry impact on DLR-F4 aerodynamics and an analysis of a hyperbolic winglet concept

D Gueraiche, S Popov - Aerospace, 2017 - mdpi.com
In this article, the growth of aerodynamic efficiency and the growth of the wing structural
stress is studied for DLR-F4 typical transport aircraft wing-body, after installing classical …

Aerodynamic characteristics of thin cylindrical and conical shells in the incompressible flow

VT Kalugin, AY Lutsenko, DK Nazarova - Russian Aeronautics, 2018 - Springer
The paper presents aerodynamic characteristics of thin cylindrical and conical shells in the
incompressible flow. Experimental data and results of numerical simulation in the …

Optimization and Design of a Subsonic Aircraft Lifting System with the View to Minimize Induced Drag

VG Borisova, VA Silant'ev - Russian Aeronautics, 2020 - Springer
The optimization of the aerodynamic load distribution (circulation G) has been performed
along the span of the complex lifting system, which provides the minimum induced drag …

Calculation of High-Speed Flow past a Thin Plate Edge Using the Navier–Stokes–Fourier Model and Model Kinetic Equation

YA Nikitchenko, EE Krasavin - Russian Aeronautics, 2023 - Springer
The paper considers the problem of high-velocity flow past a perfectly sharp edge. The
solution was carried out using the model kinetic equation for polyatomic gases and the …

[PDF][PDF] Improving the aerodynamics of a transport aircraft wing using a delta planform wingtip leading edge extension

D Gueraiche, S Popov - Civil Aviation High Technologies, 2018 - researchgate.net
The article explores the possibility of improving the aerodynamic properties of a supercritical-
airfoil wing, typical for a modern passenger aircraft, using delta planform passive devices of …

Definition of wingtip devices shape and dimensions for a subsonic airliner

D Gueraiche, SA Popov, YA Ryzhov - Russian Aeronautics, 2018 - Springer
The results of flow field numerical simulation on the typical wing-body prototype of the
modern DLR-F4 airliner under sub-and transonic compressible air flow are presented. Using …

Улучшение аэродинамики крыла пассажирского самолета с помощью законцовки треугольной формы в плане

Г Джахид, СА Попов - Научный вестник Московского …, 2018 - cyberleninka.ru
В статье изучена возможность улучшения аэродинамических характеристик типичного
крыла пассажирского самолета со сверхкритическим профилем с помощью пассивных …

Experimental Studies of X-47B-type Unmanned Aerial Vehicle in TsAGI T-102 Wind Tunnel to Assess Effectiveness of Aerodynamic Controls in Longitudinal Channel

AA Krivoshchapov - Russian Aeronautics, 2019 - Springer
The results are given on the experimental studies of integral aerodynamic characteristics of
X-47B-type “flying wing” unmanned aerial vehicle model. The dependence of the lift …