Results 21 to 30 of about 522,105 (314)

Closed-loop nonlinear optimal control design for flapping-wing flying robot (1.6 m wingspan) in indoor confined space: Prototyping, modeling, simulation, and experiment.

open access: yesISA transactions, 2023
The flapping-wing technology has emerged recently in the application of unmanned aerial robotics for autonomous flight, control, inspection, monitoring, and manipulation. Despite the advances in applications and outdoor manual flights (open-loop control),
S. R. Nekoo, A. Ollero
semanticscholar   +1 more source

A wireless radiofrequency-powered insect-scale flapping-wing aerial vehicle

open access: yesNature Electronics, 2021
Insect-scale aerial vehicles are useful tools for communication, environmental sensing and surveying confined spaces. However, the lack of lightweight high-power-density batteries has limited the untethered flight durations of these micro aerial vehicles.
T. Ozaki   +3 more
semanticscholar   +1 more source

The GRIFFIN Perception Dataset: Bridging the Gap Between Flapping-Wing Flight and Robotic Perception [PDF]

open access: yesIEEE Robotics and Automation Letters, 2021
The development of automatic perception systems and techniques for bio-inspired flapping-wing robots is severely hampered by the high technical complexity of these platforms and the installation of onboard sensors and electronics.
J. P. Rodríguez-Gómez   +6 more
semanticscholar   +1 more source

Design of the High-Payload Flapping Wing Robot E-Flap

open access: yesIEEE Robotics and Automation Letters, 2021
Autonomous lightweight flapping-wing robots show potential to become a safe and affordable solution for rapidly deploying robots around humans and in complex environments.
Raphael Zufferey   +8 more
semanticscholar   +1 more source

A Manta Ray Robot with Soft Material Based Flapping Wing

open access: yesJournal of Marine Science and Engineering, 2022
Recent research on robotic fish mainly focused on the bionic structure design and realizing the movement with smart materials. Although many robotic fish have been proposed, most of these works were oriented toward shallow water environments and are ...
Qimeng Liu   +7 more
semanticscholar   +1 more source

A Review of Research on the Mechanical Design of Hoverable Flapping Wing Micro-Air Vehicles

open access: yesJournal of Bionic Engineering, 2021
Most insects and hummingbirds can generate lift during both upstroke and downstroke with a nearly horizontal flapping stroke plane, and perform precise hovering flight.
Shengjie Xiao   +4 more
semanticscholar   +1 more source

Coupled piezoelectric fans with two degree of freedom motion for the application of flapping wing micro aerial vehicles [PDF]

open access: yes, 2008
Piezoelectric fans consisting of a piezoelectric layer and an elastic metal layer were prepared by epoxy bonding and a coupled flexible wing was formed by a pair of carbon fibre reinforced plastic wing spars and polymer skin attached to two ...
Lal Kummari, K.   +5 more
core   +1 more source

Development of piezoelectric actuated mechanism for flapping wing micro-aerial vehicle applications [PDF]

open access: yes, 2010
A piezoelectric actuated two-bar two-flexure motion amplification mechanism for flapping wing micro-aerial vehicle application has been investigated.
Lal Kummari, K.   +3 more
core   +1 more source

Aerodynamic performance of a bio-inspired flapping wing with local sweep morphing

open access: yesThe Physics of Fluids, 2022
Birds and bats frequently reconfigure their wing planform through a combination of flapping and local sweep morphing, suggesting a possible approach for improving the performance of micro aerial vehicles.
Chunyu Wang   +3 more
semanticscholar   +1 more source

Investigation of the Influence of Different Flapping Wing Motion Characteristics on Aerodynamic Parameters under Incoming Flow [PDF]

open access: yesJournal of Applied Fluid Mechanics
There is high flight efficiency of flapping wing aircraft, and its hovering ability, wind loading rating, maneuverability and concealment are better than that of multi-rotor and fixed-wing aircraft. In this paper, the bionic flapping wing is taken as the
Z. Guo   +4 more
doaj   +1 more source

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