Results 41 to 50 of about 24,098 (229)

Design and Analysis of Flapping Wing Micro Aerial Vehicle using Magnetic Levitation Technique [PDF]

open access: yesINCAS Bulletin, 2019
This research approaches the design and analysis of micro aerial vehicle with flapping wing mechanism by using magnetic levitation technique. Insects flight has created wide impacts in aerospace engineering due to its aerodynamic structure, flight ...
C. RAKESHKUMAR   +3 more
doaj   +1 more source

A linear systems analysis of the yaw dynamics of a dynamically scaled insect model [PDF]

open access: yes, 2010
Recent studies suggest that fruit flies use subtle changes to their wing motion to actively generate forces during aerial maneuvers. In addition, it has been estimated that the passive rotational damping caused by the flapping wings of an insect is ...
Dickinson, Michael H.   +3 more
core   +1 more source

Rotational accelerations stabilize leading edge vortices on revolving fly wings [PDF]

open access: yes, 2009
The aerodynamic performance of hovering insects is largely explained by the presence of a stably attached leading edge vortex (LEV) on top of their wings. Although LEVs have been visualized on real, physically modeled, and simulated insects, the physical
Dickinson, Michael H., Lentink, David
core   +2 more sources

On flapping flight of aëroplane [PDF]

open access: yesProceedings of the Royal Society of London, 1899
It has been long known, principally through experiments on soaring, that a large, if not by far the largest, part of the supporting force obtained by birds in regular flight, is probably furnished by upward air pressure on their wings, regarded as planes moving horizontally, with their surfaces slightly inclined to the direction of motion.
openaire   +1 more source

Ontogeny of aerial righting and wing flapping in juvenile birds [PDF]

open access: yes, 2014
Mechanisms of aerial righting in juvenile Chukar Partridge (Alectoris chukar) were studied from hatching through 14 days post hatching (dph). Asymmetric movements of the wings were used from 1 to 8 dph to effect progressively more successful righting ...
Cam, Sharlene   +4 more
core   +3 more sources

Nonlocomotory Robotic Strategies for Dynamic Rotation Control in Terrestrial Robots: A Review

open access: yesAdvanced Robotics Research, EarlyView.
Terrestrial robots increasingly require rapid body rotation to maintain stability and agility in complex environments. This review shows nonlocomotory rotational control strategies that operate without ground contact, including reaction wheels, tails, bars, limbs, and thrusters.
Y. Liang   +14 more
wiley   +1 more source

Research progress on the flight mechanism of butterfly and butterfly-inspired flapping-wing air vehicles

open access: yes工程科学学报
Bionic flapping-wing air vehicles present notable advantages, including high maneuverability, concealment, and efficiency. They hold promising applications in military reconnaissance and exploration search and rescue, rooted in a comprehensive ...
Yixin ZHANG   +5 more
doaj   +1 more source

FluSI: A novel parallel simulation tool for flapping insect flight using a Fourier method with volume penalization

open access: yes, 2015
FluSI, a fully parallel open source software for pseudo-spectral simulations of three-dimensional flapping flight in viscous flows, is presented. It is freely available for non-commercial use under [https://github.com/pseudospectators/FLUSI].
Engels, Thomas   +3 more
core   +3 more sources

Soft Actuators Integrated with Control and Power Units: Approaching Wireless Autonomous Soft Robots

open access: yesAdvanced Robotics Research, EarlyView.
Soft robots exhibit significant development potential in various applications. However, there are still key technical challenges regarding material improvement, structure design and components integration. This review focuses on the development and challenge of soft actuators, power components, and control components in untethered intelligent soft ...
Renwu Shi, Feifei Pan, Xiaobin Ji
wiley   +1 more source

Multimodal Locomotion in Insect‐Inspired Microrobots: A Review of Strategies for Aerial, Surface, Aquatic, and Interfacial Motion

open access: yesAdvanced Robotics Research, EarlyView.
This review identifies key design considerations for insect‐inspired microrobots capable of multimodal locomotion. To draw inspiration, biological and robotic strategies for moving in air, on water surfaces, and underwater are examined, along with approaches for crossing the air–water interface.
Mija Jovchevska   +2 more
wiley   +1 more source

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