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This paper investigates the effects of geometric nonlinearity and structural flexibility on the flight dynamics of high-aspect-ratio wings representative of high-altitude long endurance aircraft configurations. A coupled aeroelastic flight…

Computational Engineering, Finance, and Science · Computer Science 2026-04-16 Nikolaos D. Tantaroudas , Ilias Karachalios

In evolutionary robotics, jointly optimising the design and the controller of robots is a challenging task due to the huge complexity of the solution space formed by the possible combinations of body and controller. We focus on the…

Robotics · Computer Science 2024-03-18 Léni K. Le Goff , Edgar Buchanan , Emma Hart

Birds have a remarkable ability to perform complex maneuvers at post-stall angles of attack. The passive deployment of self-actuating covert feathers in response to unsteady flow separation while performing such maneuvers provides a passive…

Fluid Dynamics · Physics 2022-03-02 Nirmal J. Nair , Andres Goza

Limited flight distance and time is a common problem for multicopters. We propose a method for finding the optimal speed and sideslip angle of a multicopter flying a given path to achieve either the longest flight distance or time. Since…

Robotics · Computer Science 2022-06-24 Xiangyu Wu , Jun Zeng , Andrea Tagliabue , Mark W. Mueller

Drone-based rapid and accurate environmental edge detection is highly advantageous for tasks such as disaster relief and autonomous navigation. Current methods, using radars or cameras, raise deployment costs and burden lightweight drones…

The move to high performance applications greatly increases the demand to produce large instantaneous fluid forces for high-speed maneuvering and improved power efficiency for sustained propulsion. Animals achieve remarkable feats of…

Fluid Dynamics · Physics 2016-09-22 G D Weymouth

For centuries, soaring birds -- such as albatrosses and eagles -- have been mysterious and intriguing for biologists, physicists, aeronautical/control engineers, and applied mathematicians. These fascinating biological organisms have the…

Optimization and Control · Mathematics 2023-07-11 Sameh A. Eisa , Sameer Pokhrel

This paper introduces for the first time the design, modelling, and control of a novel morphing multi-rotor Unmanned Aerial Vehicle (UAV) that we call the OmniMorph. The morphing ability allows the selection of the configuration that…

Robotics · Computer Science 2024-02-20 Youssef Aboudorra , Chiara Gabellieri , Ralph Brantjes , Quentin Sablé , Antonio Franchi

For robots to handle the numerous factors that can affect them in the real world, they must adapt to changes and unexpected events. Evolutionary robotics tries to solve some of these issues by automatically optimizing a robot for a specific…

Robotics · Computer Science 2018-05-10 Tønnes F. Nygaard , Charles P. Martin , Eivind Samuelsen , Jim Torresen , Kyrre Glette

The ability to modify morphology in response to environmental changes represents a highly advantageous feature in biological organisms, facilitating their adaptation to diverse environmental conditions. While some robots have the capability…

Robotics · Computer Science 2023-09-20 Saurav Kumar Dutta , Yasemin Ozkan-Aydin

Drones are effective for reducing human activity and interactions by performing tasks such as exploring and inspecting new environments, monitoring resources and delivering packages. Drones need a controller to maintain stability and to…

Systems and Control · Electrical Eng. & Systems 2021-05-19 Azin Shamshirgaran , Hamed Javidi , Dan Simon

Rigid grippers used in existing aerial manipulators require precise positioning to achieve successful grasps and transmit large contact forces that may destabilize the drone. This limits the speed during grasping and prevents "dynamic…

Robotics · Computer Science 2021-10-04 Joshua Fishman , Samuel Ubellacker , Nathan Hughes , Luca Carlone

This paper presents a lifting-wing multirotor UAV that allows long-range flight. The UAV features a lifting wing in a special mounting angle that works together with rotors to supply lift when it flies forward, achieving a reduction in…

Systems and Control · Electrical Eng. & Systems 2020-07-01 Kun Xiao , Yao Meng , Xunhua Dai , Haotian Zhang , Quan Quan

Efficiency increase is seen as one of the main goals in any energy converting device. In this direction, the present study aims to demonstrate that large-scale wind turbines can still be improved in order to generate larger amounts of…

Fluid Dynamics · Physics 2024-07-31 Ahmad Nabhani , Navid M Tousi , Marti Coma , Gabriel Bugeda , Josep M Bergada

Drawing inspiration from flight behavior in biological settings (e.g. territorial battles in dragonflies, and flocking in starlings), this paper demonstrates two strategies for coverage and flocking. Using earlier theoretical studies on…

Robotics · Computer Science 2017-02-13 Udit Halder , Biswadip Dey

Flying insects are capable of vision-based navigation in cluttered environments, reliably avoiding obstacles through fast and agile maneuvers, while being very efficient in the processing of visual stimuli. Meanwhile, autonomous micro air…

Robotics · Computer Science 2020-08-18 J. J. Hagenaars , F. Paredes-Vallés , S. M. Bohté , G. C. H. E. de Croon

Utilizing wind hovering techniques of soaring birds can save energy expenditure and improve the flight endurance of micro air vehicles (MAVs). Here, we present a novel method for fully autonomous orographic soaring without a priori…

Robotics · Computer Science 2023-08-02 Sunyou Hwang , Bart D. W. Remes , Guido C. H. E. de Croon

We demonstrate the peer-to-peer impact of drones flying in close proximity. Understanding these impacts is crucial for planning efficient drone delivery services. In this regard, we conducted a set of experiments using drones at varying…

Emerging Technologies · Computer Science 2026-01-06 Vejaykarthy Srithar , Syeda Amna Rizvi , Amani Abusafia , Athman Bouguettaya , Balsam Alkouz

A technique by which a spacecraft can interact with flows of ionized gas in space (the solar wind or interstellar medium) to be accelerated to velocities greater than the wind velocity is explored. Inspired by the dynamic soaring maneuvers…

Space Physics · Physics 2022-11-30 Mathias N. Larrouturou , Andrew J. Higgins , Jeffrey K. Greason

Fully autonomous mobile robots have a multitude of potential applications, but guaranteeing robust navigation performance remains an open research problem. For many tasks such as repeated infrastructure inspection, item delivery, or…

Robotics · Computer Science 2021-07-30 Dominic Dall'Osto , Tobias Fischer , Michael Milford
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