Results 11 to 20 of about 24,098 (229)

Calculation Methods of Flight Performance of Flapping Wing Aircrafts Based on Energy Theory and Slipstream Theory (September 2018)

open access: yesIEEE Access, 2018
Flight performance calculation is an important part of the micro flapping wing air vehicle design. It is used to verify whether the air vehicle design meets the performance requirements so as to make targeted improvements to the design.
Jianlin Xuan, Z. Yang, P. Nian, D. Ma
doaj   +1 more source

Neurobiologically Inspired Control of Engineered Flapping Flight [PDF]

open access: yes, 2009
This article presents a new control approach for engineered flapping flight with many interacting degrees of freedom. This paper explores the applications of neurobiologically inspired control systems in the form of Central Pattern Generators (CPG) to
Chung, Soon-Jo   +2 more
core   +1 more source

Mechanism and Kinematics for Flapping Wing Micro Air Vehicles Maneuvering Based on Bilateral Wings

open access: yesInternational Journal of Aerospace Engineering, 2022
With the development and application of a bionic flapping micro aircraft vehicle (FMAV), further requirements for its high maneuvering flight characteristics have been put forward. A controlling tail cannot meet the requirements of the maneuvering flight
Rui Zhang   +5 more
doaj   +1 more source

Experimental investigation of some aspects of insect-like flapping flight aerodynamics for application to micro air vehicles [PDF]

open access: yes, 2009
Insect-like flapping flight offers a power-efficient and highly manoeuvrable basis for micro air vehicles for indoor applications. Some aspects of the aerodynamics associated with the sweeping phase of insect wing kinematics are examined by making ...
Ansari, S. A.   +5 more
core   +1 more source

Design of Variable Amplitude Flapping Wing Aircraft and Realization of Multiple Flight Modes

open access: yesJixie chuandong, 2021
Aiming at the problems of the single flight mode and inflexible flight attitude,a variable amplitude flapping wing aircraft is designed. By adjusting the flapping amplitude, the flapping wing motion attitude and flight mode can be switched.
Yueyang Hou   +4 more
doaj  

Power Modeling and Experiment Study of Large Flapping-Wing Flying Robot during Forward Flight

open access: yesApplied Sciences, 2022
A power estimation approach for calculating the power of a flapping-wing air vehicle (FWAV) in forward flight is proposed in this paper. One of the challenges and essential points of FWAVs is endurance.
Siping Zhong, Wenfu Xu
doaj   +1 more source

Analysis on Hover Control Performance of T- and Cross-Shaped Tail Fin of X-Wing Single-Bar Biplane Flapping Wing

open access: yesJournal of Robotics, 2020
The current flapping wing adopts T-shaped or cross-shaped tail fin to adjust its flight posture. However, how the tail fin will affect the hover control is not very clear.
Pingxia Zhang, Junru Zhu, Yongqiang Zhu
doaj   +1 more source

Unsteady aerodynamic characteristics of a bionic flapping wing in three-dimensional composite motion

open access: yesAIP Advances, 2022
Owing to continual advances in computational fluid dynamics, simulations of fluids have emerged as an important means of analyzing the aerodynamic characteristics of flapping-wing flight.
Lun Li   +5 more
doaj   +1 more source

Research progress on the energy consumption of bionic flapping-wing aerial vehicles

open access: yes工程科学学报, 2022
Natural flyers use muscles, bones, and other structures in coordination to attain agile and nimble flight performance. They can fly in various complex environments through different flight modes, such as flapping, hovering, and gliding.
Min ZHAO   +4 more
doaj   +1 more source

Modeling and Simulation Analysis of Bionic Flapping-Wing Flight Attitude Control Based on L1 Adaptive

open access: yesComplexity, 2023
Flapping-wing flight control is a multi-input and multi-output nonlinear system with uncertainties, which is affected by modeling errors, parameter variations, external disturbances, and unmodeled dynamics. Parameter uncertainty has a great impact on the
Lun Li   +4 more
doaj   +1 more source

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