Results 1 to 10 of about 587 (163)

Effects of deformation and vibration characteristics of wings on flapping flight

Mechanical Engineering Journal, 2015
The dragonfly wing is passively deformed under flapping and has the strength to withstand high flapping frequency simultaneously. These characteristics of deformation and vibration of the wing are important for flapping flight.
Hisayoshi NAKA, Hiromu HASHIMOTO
doaj   +1 more source

Design of a High-Performance Biomimetic Butterfly Flyer

Machines
To achieve miniaturization and lightweight design of a flapping-wing aircraft, a high-performance biomimetic butterfly flyer was designed based on an analysis of the butterfly’s body structure and flight principles.
Zhihan Li, Gaolei Qiu, Daqian Zhang, Hongshuang Li   +3 more
doaj   +1 more source

Design of an electronic image stabilization algorithm for flapping-wing flying robots

工程科学学报
During the flight of a flapping-wing flying robot, the unique flapping-wing propulsion mechanism causes periodic pitching and rolling motions of the body. In passing through different airspeeds and altitudes over different terrain, the wings cycle up-and-
Shengnan LIU, Qiang FU, Nan FENG, Chunhua ZHANG, Wei HE   +4 more
doaj   +1 more source

Flight of the Future: An Experimental Analysis of Event‐Based Vision for Online Perception Onboard Flapping‐Wing Robots

Advanced Intelligent Systems
Inspired by bird flight, flapping‐wing robots have gained significant attention due to their high maneuverability and energy efficiency. However, the development of their perception systems faces several challenges, mainly related to payload restrictions
Raul Tapia, Javier Luna‐Santamaria, Ivan Gutierrez Rodriguez, Juan Pablo Rodríguez‐Gómez, José Ramiro Martínez‐de Dios, Anibal Ollero   +5 more
doaj   +1 more source

Fluid-structure interaction characteristics of butterfly flexible flapping wings in the forward flight

Kongqi donglixue xuebao
The stiffness of flapping wings significantly influences the aerodynamic characteristics and structural response of insects in forward flight. While numerous studies have focused on the fluid-structure interaction of small insect wings, research on ...
Hanxi Zhu, Chengpeng Guo, Tiejun Zhang, Yang Zhang   +3 more
doaj   +1 more source

Avian-inspired embodied perception in biohybrid flapping-wing robotics

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   +1 more source

Design and Experimental Study of a Flapping–Twist Coupled Biomimetic Flapping-Wing Mechanism

Drones
Medium and large-sized birds exhibit remarkable agility and maneuverability in flight, with their flapping motion encompassing degrees of freedom in flapping, twist, and swing, which enables them to adapt effectively to harsh ecological environments ...
Rui Meng, Bifeng Song, Jianlin Xuan, Yugang Zhang   +3 more
doaj   +1 more source

Curvature of Wing and Flapping Flight

, 1932
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +1 more source

Machine Learning‐Based Wind Classification by Wing Deformation in Biomimetic Flapping Robots: Biomimetic Flexible Structures Improve Wind Sensing

Advanced Intelligent Systems
Flying animals such as insects and birds have strain receptors on their wings. The functions and information processing capabilities of these strain receptors, however, are largely unknown.
Kenta Kubota, Hiroto Tanaka
doaj   +1 more source

Trajectory optimization of a flapping-wing robot in a wind field

工程科学学报
Owing to wave obstruction, the speed of the horizontal wind field decreases as it approaches the sea surface. Consequently, the wind field that increases with height is referred to as a gradient wind field.
Xiaoyang WU, Zhiguo ZHANG, Wei HE, Jingyan QIN, Junhai ZHANG, Tingting MENG   +5 more
doaj   +1 more source