Results 151 to 160 of about 2,775 (199)

Precision Agriculture Techniques and Practices: From Considerations to Applications. [PDF]

open access: yesSensors (Basel), 2019
Shafi U   +5 more
europepmc   +1 more source

Mobile robots for localizing gas emission sources on landfill sites: is bio-inspiration the way to go? [PDF]

open access: yesFront Neuroeng, 2011
Hernandez Bennetts V   +3 more
europepmc   +1 more source

Dynamic Analysis and Control of a Quadrocopter

Applied Mechanics and Materials, 2013
Quadrocopter is an aerial vehicle platform which has become very popular among researchers in the recent past due to the advantages it offers over conventional helicopters. Quadrocopter is very simple structure, but it is inherently unstable from aerodynamics point of view.
Musa Alci
exaly   +3 more sources

Quadrocopter Vibration Damping

2020 13th International Conference "Management of large-scale system development" (MLSD), 2020
The proposed work is devoted to the analysis of the operation of damping elements in a quadrocopter, shock-absorbing vibration of engines with pulling screws (as sources of vibration), and of a controller that is protected from vibration. For analysis, a 3-mass quadrocopter model and the method of electromechanical analogies are used.
Yury Legovich   +2 more
exaly   +2 more sources

Tilt-Prioritized Quadrocopter Attitude Control

IEEE Transactions on Control Systems Technology, 2020
This paper presents an attitude tracking control law and control allocation strategy for quadrocopters which prioritizes the vehicle’s ability to achieve a desired translational acceleration. The quadrocopter’s attitude error is split into a reduced attitude error, which describes the misalignment of the thrust direction, and a yaw error, which ...
Dario Brescianini, Raffaello D'Andrea
exaly   +2 more sources

The Recent Advance of Unmanned Quadrocopter

Applied Mechanics and Materials, 2014
In recent years, with the rapid development of micro electro mechanical system and DSP in high operation speed and low power consumption and high polymer lithium battery, all this creates the conditions for the development of micro unmanned aerial vehicles.
Xiao Yu Liu   +3 more
exaly   +2 more sources

Quadrocopter pole acrobatics

2013 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2013
We present the design of a system that allows quadrocopters to balance an inverted pendulum, throw it into the air, and catch and balance it again on a second vehicle. Based on first principles models, a launch condition for the pole is derived and used to design an optimal trajectory to throw the pole towards a second quadrocopter. An optimal catching
Brescianini Dario   +2 more
openaire   +1 more source

Quadrocopter ball juggling

2011 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2011
This paper presents a method allowing a quadrocopter with a rigidly attached racket to hit a ball towards a target. An algorithm is developed to generate an open loop trajectory guiding the vehicle to a predicted impact point - the prediction is done by integrating forward the current position and velocity estimates from a Kalman filter.
Mark W. Müller   +2 more
openaire   +1 more source

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