Results 11 to 20 of about 11,002 (264)

Predictability improvement of Scheduled Flights Departure Time Variation using Supervised Machine Learning

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2021
The departure time uncertainty exacerbates the inaccuracy of arrival time estimation and demand for arrival slots, particularly for movements to capacity constrained airports.
DEEPUDEV SAHADEVAN   +3 more
doaj   +1 more source

Navigation and guidance control system of UNUSAITS AUV based on dynamical system using ensemble kalman filter square root

open access: yesJournal of Physics: Conference Series, 2020
Abstract This study presents the development of navigation system of AUV. It is initially in the form of a nonlinear system model to determine the trajectory for the AUV motion control. The non-linear system model of UNUSAITS AUV is then implemented in the Square Root Ensemble Kalman filter (SR-EnKF) to estimate the trajectory of the AUV.
T Herlambang, null Subchan, H Nurhadi
openaire   +1 more source

The Impacts of Advanced Avionics on Degraded Visual Environments

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2023
Degraded visual environments (DVE) such as brownout, sand storms, and night conditions are responsible for accidents and hence losses in the aviation industry. There is a need to develop avionic systems to support pilots when they encounter environmental
Sultan Naseeb Harib Fairouz Mubarak   +1 more
doaj   +1 more source

Design and Simulation of Regional Navigation Constellation with Optimized Mean DOP based on Hybrid GEO and IGSO Satellites

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2019
In this article, achieving an optimal layout of satellite constellation has been investigated with the aim of navigation (positioning) and with the least amount of error in a region coverage. In navigation, a parameter defined as DOP specifies influences
firooz keyvani, Seyed Hosein Torabi
doaj   +1 more source

Simulation of EGNOS satellite navigation signal usage for aircraft LPV precision instrument approach

open access: yesAviation, 2021
Satellite navigation has become a very important topic in the air transport industry along with its application in instrument approach procedures. Recently, extracted statistical characteristics of the European Geostationary Navigation Overlay Service ...
Michal Hvezda
doaj   +1 more source

Active fault-tolerance of the unmanned aerial vehicle automatic control systems

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2020
This paper presents an introductory overview of principles of the three-layer hierarchy of active fault-tolerance, providing, determination of the fault type with as many details as enough to get recoverable fault reason and failure toleration by ...
Vuong Anh Trung   +4 more
doaj   +1 more source

Pseudospectral Feedback Control: Foundations, Examples and Experimental Results [PDF]

open access: yes, 2006
The article of record as published may be located at http://dx.doi.org/10.2514/6.2006-6354Proceedings of AIAA-Guidance, Navigation, and Control Conference and Exhibit ; Paper no. AIAA 2006-6354, Keystone, Colorado, Aug.
Gong, Qi   +8 more
core   +1 more source

Topics in guidance, navigation & control of underwater gliders [PDF]

open access: yes, 2022
This thesis is concerned with the topics of modeling, guidance, navigation, and control of underwater gliders, related to a special class of autonomous underwater vehicles (AUVs).
Saksvik, Ivar Bjørgo
core   +1 more source

Redundant multi-mode filter for a navigation system [PDF]

open access: yes, 2007
An approach is introduced to the design of a multi-mode navigation filter to combine a low-cost skewed redundant inertial measurement unit (SRIMU) with a multifunctional GPS (MF-GPS) receiver in order to implement a fault-tolerant aircraft navigation ...
Jia, Huamin, Allerton, David J.
core   +1 more source

Low Level Turbulence Detection For Airports

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2019
—— Low level wind shear and turbulence present a serious safety risk to aircraft during the approach, landing and take-off phases. Despite many advances in on-board and ground based warning systems. Wind shear remains a formidable force that coupled with
Anthony O' Connor, Derek Kearney
doaj   +1 more source

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