Bob (not my real pseudonym)[_2_]
September 14th 18, 10:49 AM
That's pretty neat!
On 13 Sep 2018 22:08:42 -0700, Miloch >
wrote:
>more at
>https://arstechnica.com/science/2018/09/this-nifty-flying-robot-can-hover-bank-and-turn-as-deftly-as-a-fruit-fly/
>
>Flying insects like bees, dragonflies, and fruit flies can perform impressive
>aerodynamic feats, particularly when seeking to evade predators or the swatting
>motion of a human hand. Now Dutch scientists have built a flying robot capable
>of executing similar maneuvers—despite being much larger than the average
>insects—that could shed light on how these creatures achieve those feats. The
>scientists described their work in a new paper in Science.
>
>---
>
>Matej Karasek of the Delft University of Technology in The Netherlands has long
>been intrigued by the agility of flying insects, using them as inspiration to
>develop tail-less flapping-wing robots. "The major challenge was to come up with
>a wing actuation mechanism that would allow independently controlling body
>rotations around the three body axes," he says. And that mechanism had to be
>sufficiently lightweight for the robot to be able to carry it. The flight of
>fruit flies provided the key. Karasek programmed his robot to mimic their
>hypothesized flight biomechanics.
>
>It worked like a charm, and the result is the prototype DelFly Nimble flying
>robot. The robot's wings beat 17 times per second, generating lift and also
>making the robot capable of controlling flight direction by slight adjustments
>in wing motion. It can hover and fly in any direction (up, down, forward,
>backward, and sideways), as well as perform banked turns and 360-degree flips,
>akin to loops or barrel rolls—just like a fruit fly, despite being significantly
>larger than the insect. It also boasts excellent power efficiency, capable of
>hovering for five minutes or flying more than a kilometer on a single charge.
>
>
>more at
>https://arstechnica.com/science/2018/09/this-nifty-flying-robot-can-hover-bank-and-turn-as-deftly-as-a-fruit-fly/
>
>
>
>*
On 13 Sep 2018 22:08:42 -0700, Miloch >
wrote:
>more at
>https://arstechnica.com/science/2018/09/this-nifty-flying-robot-can-hover-bank-and-turn-as-deftly-as-a-fruit-fly/
>
>Flying insects like bees, dragonflies, and fruit flies can perform impressive
>aerodynamic feats, particularly when seeking to evade predators or the swatting
>motion of a human hand. Now Dutch scientists have built a flying robot capable
>of executing similar maneuvers—despite being much larger than the average
>insects—that could shed light on how these creatures achieve those feats. The
>scientists described their work in a new paper in Science.
>
>---
>
>Matej Karasek of the Delft University of Technology in The Netherlands has long
>been intrigued by the agility of flying insects, using them as inspiration to
>develop tail-less flapping-wing robots. "The major challenge was to come up with
>a wing actuation mechanism that would allow independently controlling body
>rotations around the three body axes," he says. And that mechanism had to be
>sufficiently lightweight for the robot to be able to carry it. The flight of
>fruit flies provided the key. Karasek programmed his robot to mimic their
>hypothesized flight biomechanics.
>
>It worked like a charm, and the result is the prototype DelFly Nimble flying
>robot. The robot's wings beat 17 times per second, generating lift and also
>making the robot capable of controlling flight direction by slight adjustments
>in wing motion. It can hover and fly in any direction (up, down, forward,
>backward, and sideways), as well as perform banked turns and 360-degree flips,
>akin to loops or barrel rolls—just like a fruit fly, despite being significantly
>larger than the insect. It also boasts excellent power efficiency, capable of
>hovering for five minutes or flying more than a kilometer on a single charge.
>
>
>more at
>https://arstechnica.com/science/2018/09/this-nifty-flying-robot-can-hover-bank-and-turn-as-deftly-as-a-fruit-fly/
>
>
>
>*