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Related papers: Modeling, Simulation and Implementation of a Bird-…

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In this work, we have performed numerical simulations of the flapping motion of a rectangular wing in a three-dimensional flow field using the discrete vortex method (DVM). The DVM method is computationally more convenient because it does…

Fluid Dynamics · Physics 2023-09-28 Rahul Kumar , Srikant S. Padhee , Devranjan Samanta

Our goal in this work is to expand the theory and practice of robot locomotion by addressing critical challenges associated with the robotic biomimicry of bat aerial locomotion. Bats are known for their pronounced, fast wing articulations,…

Robotics · Computer Science 2021-04-01 Eric Sihite , Atefe Darabi , Pravin Dangol , Andrew Lessieur , Alireza Ramezani

Hummingbirds and insects achieve outstanding flight performance by adapting their flapping motion to the flight requirements. Their wing kinematics can change from smooth flapping to highly dynamic waveforms, generating unsteady aerodynamic…

Fluid Dynamics · Physics 2024-08-07 Romain Poletti , Andre Calado , Lilla K. Koloszar , Joris Degroote , Miguel A. Mendez

The design of a prototype to carry out take-off and flight tests with tethered aircrafts is presented. The system features a ground station equipped with a winch and a linear motion system. The motion of these two components is regulated by…

Systems and Control · Computer Science 2017-05-01 Lorenzo Fagiano , Eric Nguyen-Van , Felix Rager , Stephan Schnez , Christian Ohler

Abdominal Undulation with Compliant Mechanism Improves Flight Performance of Biomimetic Robotic ButterflThis paper presents the design, modeling, and experimental validation of a biomimetic robotic butterfly (BRB) that integrates a…

Robotics · Computer Science 2025-03-11 Xuyi Lian , Mingyu Luo , Te Lin , Chen Qian , Tiefeng Li

The primary aim of this study is to enhance the accuracy of our aerodynamic Fluid-Structure Interaction (FSI) model to support the controlled tracking of 3D flight trajectories by Aerobat, which is a dynamic morphing winged drone. Building…

Robotics · Computer Science 2024-06-21 Bibek Gupta , Eric Sihite , Alireza Ramezani

The concept of aerial-aquatic robots has emerged as an innovative solution that can operate both in the air and underwater. Previous research on the design of such robots has been mainly focused on mature technologies such as fixed-wing and…

Robotics · Computer Science 2023-04-11 Xiao Xiong , Xinyu Zhang , Huanhao Huang , Kangyao Huang

In the field of fixed wing aircraft, many morphing technologies have been applied to the wing, such as adaptive airfoil, variable span aircraft, variable swept angle aircraft, etc., but few are aimed at the tail. The traditional fixed wing…

Fluid Dynamics · Physics 2020-10-09 Liming Zheng , Zhou Zhou , Pengbo Sun , Zhilin Zhang , Rui Wang

Stretching and retracting wingspan has been widely observed in the flight of birds and bats, and its effects on the aerodynamic performance particularly lift generation are intriguing. The rectangular flat-plate flapping wing with a…

Fluid Dynamics · Physics 2021-05-12 Shizhao Wang , Xing Zhang , Guowei He , Tianshu Liu

Bristled and membranous insect wings have co-evolved despite apparently serving the same functionality. We emulate flight physics using an automated free-fall experiment to better understand how and why several distinct wing forms may have…

The autonomous operation of flexible-wing aircraft is technically challenging and has never been presented within literature. The lack of an exact modeling framework is due to the complex nonlinear aerodynamic relationships governed by the…

Systems and Control · Electrical Eng. & Systems 2021-03-31 Mohammed Abouheaf , Nathaniel Mailhot , Wail Gueaieb , Davide Spinello

The operation of drones in cluttered environments and over extended areas demands adaptive flight capabilities to meet the opposing aerodynamic requirements of agile and fast cruise flight. High agility and maneuverability are required to…

Fluid Dynamics · Physics 2020-02-11 Enrico Ajanic , Mir Feroskhan , Stefano Mintchev , Flavio Noca , Dario Floreano

We investigate the effect of wing twist flexibility on lift and efficiency of a flapping-wing micro air vehicle capable of liftoff. Wings used previously were chosen to be fully rigid due to modeling and fabrication constraints. However,…

Fluid Dynamics · Physics 2020-02-03 David Colmenares , Randall Kania , Wang Zhang , Metin Sitti

The design requirement for flight visual simulation system is studied and the overall structure and development process are proposed in this paper. Through the construction of 3D scene model library and aircraft model, the rendering and…

Computers and Society · Computer Science 2012-12-04 Feng Tian , Wenjian Chai , Chuanyun Wang , Xiaoping Sun

Avian-informed drones feature morphing wing and tail surfaces, enhancing agility and adaptability in flight. Despite their large potential, realising their full capabilities remains challenging due to the lack of generalized control…

Robotics · Computer Science 2025-05-07 Simon L. Jeger , Valentin Wüest , Charbel Toumieh , Dario Floreano

A simplified model of the bird skeleton along with elongation parameters for the flight feathers is used to explore the diversity of bird shapes. Varying a small number of parameters simulates a wide range of observed bird silhouettes. The…

Other Quantitative Biology · Quantitative Biology 2007-08-17 Shyamal Lakshminarayanan

This paper explores the mathematical modelling and 3D design of a tilt-rotor quadrotor aircraft. The aircraft is a VTOL design and has capacity for one pilot. The design incorporates a part manual part automatic computerised flight control…

Systems and Control · Electrical Eng. & Systems 2024-12-17 Theodore Nye-Matthew , Xinhua Wang

Multilinked aerial robot is one of the state-of-the-art works in aerial robotics, which demonstrates the deformability benefiting both maneuvering and manipulation. However, the performance in outdoor physical world has not yet been…

Our goal in this work is to expand the theory and practice of robot locomotion by addressing critical challenges associated with the robotic biomimicry of bat aerial locomotion. Bats wings exhibit fast wing articulation and can mobilize as…

Robotics · Computer Science 2021-03-31 Eric Sihite , Andrew Lessieur , Pravin Dangol , Akshath Singhal , Alireza Ramezani

Typical drones with multi rotors are generally less maneuverable due to unidirectional thrust, which may be unfavorable to agile flight in very narrow and confined spaces. This paper suggests a new bio-inspired drone that is empowered with…

Robotics · Computer Science 2025-04-15 Jun-Gill Kang , Dohyeon Lee , Soohee Han