Results 1 to 10 of about 528 (167)

Aerodynamic Analysis of a Flapping Wing Aircraft for Short Landing [PDF]

Applied Sciences (Switzerland), 2020
An investigation into the aerodynamic characteristics has been presented for a bio-inspired flapping wing aircraft. Firstly, a mechanism has been developed to transform the usual rotation powered by a motor to a combined flapping and pitching motion of ...
Li Yushuai, Zenggang Zhu, Yibin Li
exaly   +5 more sources

Effects of Wing–Tail Coupling on Aerodynamic Performance of Flapping-Wing Aircraft [PDF]

Biomimetics
To address the limited understanding of the aerodynamic characteristics of bird-inspired flapping-wing aircraft across different flight phases and the unclear flow field interaction mechanisms between the wings and tail, this study performs three ...
Chao Wang, Longtian Zhang, Hao Liu, Kaicheng Yu, Jing Wu, Mingkang Zhu   +5 more
doaj   +3 more sources

Structural Design and Kinematic Modeling of Highly Biomimetic Flapping-Wing Aircraft with Perching Functionality [PDF]

Biomimetics
Birds use their claws to perch on branches, which helps them to recover energy and observe their surroundings; however, most biomimetic flapping-wing aircraft can only fly, not perch.
Yang Yuhang
exaly   +4 more sources

Analysis and Design of Bat-Like Flapping-Wing Aircraft

Aerospace
As the only flying mammal in nature, bats have superb flight skills and aerodynamic characteristics that have been the subject of research by scholars from all over the world.
Xinbiao Pei, Guangxin Wu
exaly   +4 more sources

Design and Verification of a Large-Scaled Flapping-Wing Aircraft Named “Cloud Owl”

Applied Sciences (Switzerland), 2023
The bionic flapping-wing aircraft has the advantages of high flexibility and strong concealment; however, in the existing flapping-wing aircraft, the platform performance is influenced by the payload capacity, endurance, and durability; additionally, the
Xiaojun Yang, Jianlin Xuan, Xuan Jianlin   +2 more
exaly   +3 more sources

Utilizing Dynamic Scattering for Learning Radar Cross-Section of a Flapping-Wing Aircraft

Photonics, 2022
To study the radar cross-section (RCS) of a flapping-wing aircraft, a method of flapping-wing dynamic scattering is presented. The aircraft has two rigid wings and a fuselage similar to a bird’s body, where the plane shape of the wing is U-type.
Zeyang Zhou, Zhou Zeyang
exaly   +3 more sources

Design and Aerodynamic Analysis of a Flapping Mechanism for Foldable Biomimetic Aircraft [PDF]

Biomimetics
This study investigates the unsteady aerodynamic mechanisms underlying the efficient flight of birds and proposes a biomimetic flapping-wing aircraft design utilizing a double-crank double-rocker mechanism.
Shuai Yan, Yongjun Zhou, Shuxia Jiang, Hao Xue, Pengcheng Guo   +4 more
doaj   +2 more sources

Research on adaptive cascade control switching method of flapping-wing aircraft based on disturbance quantization parameter k and PID architecture [PDF]

Scientific Reports
Aiming at the control problems of strong nonlinearity, multi-channel coupling and complex aerodynamic disturbance of flapping-wing aircraft, this study proposes an environment-adaptive cascade control switching method based on the PID architecture.
Zi Han Gao, Xie He, Hong Mei
doaj   +2 more sources

Avian-inspired embodied perception in biohybrid flapping-wing robotics [PDF]

Nature Communications
Avian feather intricate adaptable architecture to wing deformations has catalyzed interest in feathered flapping-wing aircraft with high maneuverability, agility, and stealth.
Qian Li, Ting Tan, Benlong Wang, Zhimiao Yan   +3 more
doaj   +2 more sources

A data-driven flight optimization of two-segment flapping-wing aircraft based on deep learning

Theoretical and Applied Mechanics Letters
Flapping-wing aircraft, as a typical example of bionic aviation vehicles, hold significant importance in fields such as environmental monitoring, reconnaissance, and aerobiology research.
Guanxin Hong
exaly   +3 more sources