[HTML][HTML] Roles of wing flexibility and kinematics in flapping wing aerodynamics

R Addo-Akoto, JS Han, JH Han - Journal of Fluids and Structures, 2021 - Elsevier
Insects are excellent fliers because of their ability to generate precise wing kinematics and
deform their wings for the sufficient production of unsteady aerodynamic forces. Most of the …

Dynamic experimental rigs for investigation of insect wing aerodynamics

P Broadley, MRA Nabawy… - Journal of the …, 2022 - royalsocietypublishing.org
This paper provides a systematic and critical review of dynamic experimental rigs used for
insect wing aerodynamics research. The goal is to facilitate meaningful comparison of data …

The interplay of kinematics and aerodynamics in multiple flight modes of a dragonfly

R Noda, X Liu, C Hefler, W Shyy… - Journal of Fluid …, 2023 - cambridge.org
This paper presents the effects of wing kinematics on both normal forward flight and escape
flight of a dragonfly. A Navier–Stokes-based numerical model has been adopted, and results …

Influence of the pivot location on the thrust and propulsive efficiency performance of a two-dimensional flapping elliptic airfoil in a forward flight

J Sinha, KB Lua, SM Dash - Physics of Fluids, 2021 - pubs.aip.org
In this article, the effect of the pivot point location on the thrust performance of a two-
dimensional sinusoidal flapping elliptic airfoil in a forward flight condition is investigated …

Scarab Beetle‐Inspired Embodied‐Energy Membranous‐Wing Robot with Flapping‐Collision Piezo‐Mechanoreception and Mobile Environmental Monitoring

K Hou, T Tan, Z Wang, B Wang… - Advanced Functional …, 2024 - Wiley Online Library
The mechanoreception system in bionic micro air vehicles, akin to insect sensory neurons,
handles internal and external stimulus information. However, current onboard …

Estimating thrust from shedding vortex surfaces in the wake of a flapping plate

W Tong, Y Yang, S Wang - Journal of Fluid Mechanics, 2021 - cambridge.org
We elucidate the vortex dynamics of flows past a flapping plate using the vortex-surface field
(VSF) and develop models for estimating thrust from shedding vortex surfaces in wakes. The …

Discovering optimal flapping wing kinematics using active deep learning

B Corban, M Bauerheim, T Jardin - Journal of Fluid Mechanics, 2023 - cambridge.org
This paper focuses on the discovery of optimal flapping wing kinematics using a deep
learning surrogate model for unsteady aerodynamics and multi-objective optimisation. First …

A robust data-driven model for flapping aerodynamics under different hovering kinematics

A Calado, R Poletti, LK Koloszar, MA Mendez - Physics of Fluids, 2023 - pubs.aip.org
Flapping wing micro air vehicles (FWMAVs) are highly maneuverable, bio-inspired drones
that can assist in surveys and rescue missions. Flapping wings generate various unsteady …

Power Extraction Performance by a Hybrid Non-Sinusoidal Pitching Motion of an Oscillating Energy Harvester

S Saleh, CH Sohn - Energies, 2024 - mdpi.com
This study proposes a hybrid pitching motion for oscillating flat plates aimed at augmenting
the energy extraction efficiency of an energy harvester. The proposed hybrid pitching …

Phenomenology and scaling of optimal flapping wing kinematics

A Gehrke, K Mulleners - Bioinspiration & biomimetics, 2021 - iopscience.iop.org
Biological flapping wing fliers operate efficiently and robustly in a wide range of flight
conditions and are a great source of inspiration to engineers. The unsteady aerodynamics of …