Robird: a robotic bird of prey
GA Folkertsma, W Straatman… - IEEE robotics & …, 2017 - ieeexplore.ieee.org
Ever since the start of aviation, birds and airplanes have posed a mutual risk: Birds are killed
when struck by aircraft, but, in return, bird strikes cause billions in damage to the aviation …
when struck by aircraft, but, in return, bird strikes cause billions in damage to the aviation …
Further results on hysteresis compensation of smart micropositioning systems with the inverse Prandtl–Ishlinskii compensator
M Al Janaideh, M Rakotondrabe… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
A formula that characterizes the output of the inverse compensation is derived when the
inverse Prandtl-Ishlinskii hysteresis model is applied as a feedforward compensator. For that …
inverse Prandtl-Ishlinskii hysteresis model is applied as a feedforward compensator. For that …
On the quasi-steady aerodynamics of normal hovering flight part II: model implementation and evaluation
MRA Nabawy, WJ Crowther - Journal of the Royal …, 2014 - royalsocietypublishing.org
This paper introduces a generic, transparent and compact model for the evaluation of the
aerodynamic performance of insect-like flap** wings in hovering flight. The model is …
aerodynamic performance of insect-like flap** wings in hovering flight. The model is …
The modeling and numerical solution for flap** wing hovering wingbeat dynamics
The production of wingbeat motion of flap** wing hovering flight are determined by the
actuating, aerodynamic and inertia forces/moments, which influence the dynamic …
actuating, aerodynamic and inertia forces/moments, which influence the dynamic …
Elastic element integration for improved flap**-wing micro air vehicle performance
This paper studies flap**-wing micro air vehicles (FWMAV) whose transmission
mechanisms use flexures as energy storage elements to reduce needed input power. A …
mechanisms use flexures as energy storage elements to reduce needed input power. A …
Wing geometry and kinematic parameters optimization of flap** wing hovering flight for minimum energy
The optimizations of wing geometry parameters (WGP) and wing kinematic parameters
(WKP) to minimize the energy consumption of flap** wing hovering flight are performed by …
(WKP) to minimize the energy consumption of flap** wing hovering flight are performed by …
Inversion-free feedforward dynamic compensation of hysteresis nonlinearities in piezoelectric micro/nano-positioning actuators
O Aljanaideh, M Al Janaideh… - … on Robotics and …, 2015 - ieeexplore.ieee.org
A new methodology that employs the rate-dependent Prandtl-Ishlinskii model (RDPI) as a
model and a compensator is suggested in this study for modeling and compensation of rate …
model and a compensator is suggested in this study for modeling and compensation of rate …
Energy-based and biomimetic robotics
GA Folkertsma - 2017 - research.utwente.nl
All physical systems interact by exchanging power, or energy. This energy can be explicitly
taken into account when designing robotic systems, in dynamic models of systems and …
taken into account when designing robotic systems, in dynamic models of systems and …
Enhancement of micro-positioning accuracy of a piezoelectric positioner by suppressing the rate-dependant hysteresis nonlinearities
O Aljanaideh, M Al Janaideh… - 2014 IEEE/ASME …, 2014 - ieeexplore.ieee.org
Compensation of rate-dependent hysteresis nonlinearities of a Piezoelectric positioner is
carried out by integrating the inverse of the rate-dependent Prandtl-Ishlinskii model as a …
carried out by integrating the inverse of the rate-dependent Prandtl-Ishlinskii model as a …
Wing geometry and kinematic parameters optimization of flap** wing hovering flight
X Ke, W Zhang - Applied Sciences, 2016 - mdpi.com
How to efficiently mimic the wing shape and kinematics pattern of an able hovering living
flier is always a concern of researchers from the flap** wing micro aerial vehicles …
flier is always a concern of researchers from the flap** wing micro aerial vehicles …