Results 11 to 20 of about 229,943 (347)

Aerodynamic characteristics and static stability computations analysis of a twin-boom UAV with inverted V-tail

Hangkong gongcheng jinzhan, 2023
The inverted V-tail is equipped in a twin-boom UAV,whose intersection angle can influence the aerodynamic characteristics and static stability. A twin-boom UAV with inverted V-tail is proposed,and compared with the U-tail configuration by numerical ...
WANG Xiaolu, LI Zhuoyuan, LU Wenlong, YANG Haonan   +3 more
doaj   +1 more source

Investigating Planar and Nonplanar Wing Planform Optimisation for Ground Effect Aircraft

Aerospace, 2023
Wing-in-Ground (WIG) effect aircraft are gaining attention for their potential in reducing environmental impact. However, optimising wing planforms based solely on aerodynamics might improve performance while compromising static height stability of WIG ...
Rejish Jesudasan, Ardeshir Hanifi, Raffaello Mariani   +2 more
doaj   +1 more source

Aerodynamic Analysis of a Supersonic Transport Aircraft at Low and High Speed Flow Conditions

Aerospace, 2022
The recent improvement of technology readiness level in aeronautics and the renewed demand for faster transportation are driving the rebirth of supersonic flight for commercial aviation.
Andrea Aprovitola, Oleksandr Dyblenko, Giuseppe Pezzella, Antonio Viviani   +3 more
doaj   +1 more source

Prediction of Wing Downwash Using CFD [PDF]

INCAS Bulletin, 2015
Wing downwash study and estimation of downwash effect on the tail plane is an important task during the aircraft design process, although a lot of papers and works has been done, but the experimental work is the most important, the progress in CFD ...
Mohammed MAHDI
doaj   +1 more source

Numerical Analysis of Bioinspired Tails in a Fixed-Wing Micro Air Vehicle

Aerospace, 2023
Bird tails play a key role in aerodynamics and flight stability. They produce extra lift for takeoff and landing maneuvers, enhance wing functions and maintain stability during flight (keeping the bird from yawing, rolling and pitching, or otherwise ...
Estela Barroso Barderas, Rafael Bardera Mora, Ángel Antonio Rodriguez-Sevillano, Juan Carlos Matías García   +3 more
doaj   +1 more source

Factors affecting static longitudinal stability and control [PDF]

, 1948
Donlan, C. J.
core   +2 more sources

Aerodynamic Simulation of a Tactical Aerostat and Evaluating the Longitudinal Static Coefficients [PDF]

علوم، فناوری و کاربردهای فضایی, 2022
In this paper, the computational fluid dynamics simulation of a tactical aerostat is conducted and the longitudinal static coefficients of the aerostat are evaluated.
Ali Jafarian, Saeed Sarkheil, Vahab Haghighat   +2 more
doaj   +1 more source

Two-Way Coupled Aero-Structural Optimization of Stable Flying Wings

Aerospace, 2023
An aero-structural algorithm to optimize a flying wing in cruise conditions for preliminary design is developed using two-way interaction between the structure and aerodynamics.
José D. Hoyos, Camilo Echavarría, Juan P. Alvarado, Gustavo Suárez, Juliana A. Niño, Jorge I. García   +5 more
doaj   +1 more source

Deriving a Control-Oriented Model for an Axisymmetric Vehicle With the Power-Law Revolution Nose [PDF]

Journal of Aerospace Technology and Management, 2020
The purpose of this paper is to construct a new general vehicle model as an open fundamental material for the guidance and control research. In this study, parameterized configuration, aerodynamics calculation, control-oriented modeling, stability ...
Jun Huang, Zhigui Liu, Zhiqing Liu, Qingfeng Wang, Jie Fu   +4 more
doaj   +2 more sources

Stability and Seismic Performance Evaluation of Long-Span Arch Bridge Deck System after Strengthening of Girder

Journal of Applied Science and Engineering, 2022
In recent years, due to the disadvantages of poor overall performance and low safety reserve, there are more and more reinforcement cases for the bridge deck system of long-span arch bridges under the stress of beams.
Chaowei Hao, Yueshan Zhang, Mingfa Wang, Xiaoyu He, Laiyong Wang   +4 more
doaj   +1 more source