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Mostrando ítems 1-7 de 7
Ponencia
Nonlinear flight control system with neural networks
(American Institute of Aeronautics and Astronautics, 2001-08-09)
In this study an adaptive critic based neural network controller is developed to obtain near optimal control laws for a nonlinear automatic flight control system. The adaptive critic approach consists of two neural networks. ...
Ponencia
Preliminary study of the impact of using hydrogen with a fuel cell for aircraft propulsion in an existing platform
(2022)
In the pursue of truly achieving the decarbonisation of air transport, several initiatives have been launched within the aeronautical industry with very different approaches. Despite that many studies have been conducted ...
Artículo
Development of GaN Technology-Based DC/DC Converter for Hybrid UAV
(Institute of Electrical and Electronics Engineers, 2020)
Wide band-gap (WBG) semiconductors technology represents a potential candidate to displace conventional silicon (Si) technology used in power electronics. Between Silicon Carbide (SiC) and Gallium Nitride (GaN) power ...
Tesis Doctoral
Three-time-scale nonlinear control of an autonomous helicopter on a platform
(2011)
A three-time scale singular perturbation control is applied to an autonomous helicopter model on a platform to regulate its vertical position. Two singularly perturbation time-scale analysis approaches are presented, the ...
Ponencia
Trajectory tracking for fixed-wing UAV using model predictive control and adaptive backstepping
(Elsevier, 2015)
This paper presents a two layer guidance and control system design for fixed-wing unmanned aerial vehicles (UAV). On the top level, the guidance system makes the airplane follows precomputed references using a novel iterative ...
Ponencia
Static and Dynamic Analysis of an unconventional plane - flying wing
(American Institute of Aeronautics and Astronautics, 2001-08-09)
The need to investigate the static and dynamic stability for unconventional planes requires development of a code that automates the analysis for the airplane's stability performance. Flying wings are unconventional and ...
Artículo
Development of an Emergency Radio Beacon for Small Unmanned Aerial Vehicles
(Institute of Electrical and Electronics Engineers Inc., 2018-05)
Emergency locator transmitters (ELTs) used to locate manned aircrafts are not well suited to find and recover small crashed unmanned aerial vehicles (UAVs). ELTs utilize an international satellite system for search and ...