Flow control for unmanned air vehicles

D Greenblatt, DR Williams - Annual Review of Fluid Mechanics, 2022 - annualreviews.org
The pervasiveness of unmanned air vehicles (UAVs), from insect to airplane scales,
combined with active flow control maturity, has set the scene for vehicles that differ markedly …

[HTML][HTML] Review on ultra-lightweight flap**-wing nano air vehicles: Artificial muscles, flight control mechanism, and biomimetic wings

W Liang, S Bifeng, SUN Zhongchao… - Chinese Journal of …, 2023 - Elsevier
Flying insects are capable of flap** their wings to provide the required power and control
forces for flight. A coordinated organizational system including muscles, wings, and control …

Effect on drag–thrust transition for flap** airfoil with chordwise flexibility

V Sharma, S Dutta - Physics of Fluids, 2023 - pubs.aip.org
The objective of the current study is to leverage hereditary flexibility to enhance an airfoil's
aerodynamic performance. The aim is to understand the effect of drag reduction by imparting …

Characteristic value decomposition: a unifying paradigm for data-driven modal analysis

DL Stein, D Chelidze - Mechanical Systems and Signal Processing, 2025 - Elsevier
Data-driven modal analysis is an indispensable means to understand the dynamic behavior
of engineered structures and natural systems. It effectively captures active dynamic behavior …

Numerical study on the aerodynamic performance of dragonfly (Anax parthenope julius) maneuvering flight during synchronized-stroking

D Li, Y Mu, GK Lau, Y Chin, Z Lu - Physics of Fluids, 2024 - pubs.aip.org
Dragonflies exhibit outstanding performance in flight due to their exceptional flying
capabilities. However, micro air vehicles developed based on biomimetics principles fall far …

[HTML][HTML] Lateral instability in fruit flies is determined by wing–wing interaction and wing elevation kinematics

I Perl, R Maya, O Sabag, T Beatus - Physics of Fluids, 2023 - pubs.aip.org
Understanding the uncontrolled passive dynamics of flying insects is important for
evaluating the constraints under which the insect flight control system operates and for …

Inherently stable descending flight of a tailless flap** wing micro air vehicle by upward wing elevation

T Roelandt, D Vandepitte - International Journal of Micro Air …, 2023 - journals.sagepub.com
Maneuverability of flap** wing fliers inevitably goes with inherent system instability.
Inherent instability means that flap** wing systems require a flight controller and that these …

On the inherent stabilization of a bio-inspired mono-wing rotorcraft

FF Ahranjani, A Banazadeh - Aerospace Science and Technology, 2023 - Elsevier
The intricate concept of inherent stabilization of a mono-wing aerial vehicle, as a Nonlinear
Time-Periodic (NLTP) system is investigated in this research. Stability analysis has been …

EFFECT OF BIO-INSPIRED MODIFICATION ON FLUID-STRUCTURE INTERACTION AND ITS CONTROL: A REVIEW

V Sharma, S Dutta - Journal of Flow Visualization and Image …, 2024 - dl.begellhouse.com
Bio-inspired surfaces have been a relevant field of study in recent years. This review aims to
synthesize and evaluate the research on passive and active modifications to help develop a …

Effect of structured trapezoidal riblet on flow characteristics over a NACA0015 aerofoil

V Sharma, S Dutta - Sādhanā, 2023 - Springer
This work is inspired by the denticles present on the shark skin. These denticles assist in
better maneuverability of sharks. The current work aims to use these riblet structures over a …