Tunable stiffness in fish robotics: mechanisms and advantages
One of the emerging themes of fish-inspired robotics is flexibility. Adding flexibility to the
body, joints, or fins of fish-inspired robots can significantly improve thrust and/or efficiency …
body, joints, or fins of fish-inspired robots can significantly improve thrust and/or efficiency …
Scaling the propulsive performance of heaving flexible panels
We present an experimental investigation of flexible panels actuated with heave oscillations
at their leading edge. Results are presented from kinematic video analysis, particle image …
at their leading edge. Results are presented from kinematic video analysis, particle image …
Bio-inspired propulsion: Towards understanding the role of pectoral fin kinematics in manta-like swimming
Through computational fluid dynamics (CFD) simulations of a model manta ray body, the
hydrodynamic role of manta-like bioinspired flapping is investigated. The manta ray model …
hydrodynamic role of manta-like bioinspired flapping is investigated. The manta ray model …
Maximizing the efficiency of a flexible propulsor using experimental optimization
Experimental gradient-based optimization is used to maximize the propulsive efficiency of a
heaving and pitching flexible panel. Optimum and near-optimum conditions are studied via …
heaving and pitching flexible panel. Optimum and near-optimum conditions are studied via …
Unsteady propulsion near a solid boundary
Experimental and computational results are presented on an aerofoil undergoing pitch
oscillations in ground effect, that is, close to a solid boundary. The time-averaged thrust is …
oscillations in ground effect, that is, close to a solid boundary. The time-averaged thrust is …
Unconventional control solutions for small fixed wing unmanned aircraft
Abstract Micro Air Vehicles (MAVs) have the potential to revolutionize our capabilities in
gathering information, monitoring situations, and surveillance. They are required to …
gathering information, monitoring situations, and surveillance. They are required to …
Three-dimensional instabilities in the wake of a flapping wing at low Reynolds number
We present a stability analysis of a plunging and pitching wing of infinite aspect ratio at low
Reynolds number. Four cases are considered by varying the mean pitch angle and the …
Reynolds number. Four cases are considered by varying the mean pitch angle and the …
Experiments to investigate lift production mechanisms on pitching flat plates
P Stevens, H Babinsky - Experiments in Fluids, 2017 - Springer
Pitching flat plates are a useful simplification of flapping wings, and their study can provide
useful insights into unsteady force generation. Non-circulatory and circulatory lift producing …
useful insights into unsteady force generation. Non-circulatory and circulatory lift producing …
Aerodynamic effects of an offshore floating photovoltaic platform undergoing pitch and heave motions
The offshore floating photovoltaic (OFPV) platform is a renewable energy generation system
that has gained attention in recent years due to several advantages. OFPV exhibits higher …
that has gained attention in recent years due to several advantages. OFPV exhibits higher …
Numerical investigations of the vortex interactions for a flow over a pitching foil at different stages
CC Tseng, YE Cheng - Journal of fluids and structures, 2015 - Elsevier
The fluid–structure interaction is investigated numerically for a two-dimensional flow (Re=
2.5· 10 6) over a sinusoid-pitching foil by the SST (Shear Stress Transport) k–ω model …
2.5· 10 6) over a sinusoid-pitching foil by the SST (Shear Stress Transport) k–ω model …