Results 11 to 20 of about 42,744 (314)

Effect of airplane passenger seat armrest height on human neck comfort when using a smartphone

open access: yesInternational Journal of Occupational Medicine and Environmental Health, 2021
Objectives The objective of this study was to explore the relationship between seat armrest height and human neck comfort when using a smartphone while sitting on a passenger seat during the flight. Material and Methods The authors used a wireless angle-
Xing Tang   +6 more
doaj   +1 more source

Estimation of Atmospheric Gusts Using Integrated On-Board Systems of a Jet Transport Airplane—Flight Simulations

open access: yesApplied Sciences, 2022
Currently, quite accurate measurements of atmospheric gusts are carried out by airport systems only in the vicinity of the runways. There is a still open issue of availability of information about real wind gusts at cruising altitudes and during approach
Piotr Szwed   +2 more
doaj   +1 more source

Modeling and Analysis of Noise Emission Using Data from Flight Simulators

open access: yesApplied Sciences, 2023
The main goal of this article is to examine the impact of various factors, including the aircraft take-off weight and configuration, on the noise and gaseous emissions.
Filip Tlałka, Paweł Rzucidło
doaj   +1 more source

Aircraft positioning using multiple distance measurements and spline prediction

open access: yesAviation, 2022
During the crucial phases of take-off, initial climb, approach, and landing where aircraft are close to the ground, Global Navigation Satellite Systems (GNSS) signal strength may not be sufficient to guarantee safe operation, especially in the presence ...
Ivan Ostroumov   +2 more
doaj   +1 more source

Use of Multispectral Airborne Images to Improve In-Season Nitrogen Management, Predict Grain Yield and Estimate Economic Return of Maize in Irrigated High Yielding Environments

open access: yesRemote Sensing, 2018
Vegetation indices (VIs) derived from active or passive sensors have been used for maize growth monitoring and real-time nitrogen (N) management at field scale.
Ángel Maresma   +2 more
doaj   +1 more source

Empennage sizing with the tail volume complemented with a method for dorsal fin layout [PDF]

open access: yesINCAS Bulletin, 2021
Purpose: Provide good values for the tail volume coefficient and the lever arm as a percentage of the fuselage length. Provide a statistical method for dorsal fin layout.
Dieter SCHOLZ
doaj   +1 more source

Evaluation of the effectiveness methods of initial pilots’ proffessional training to operate the aircraft equipped with electronic flight instrument systems

open access: yesНаучный вестник МГТУ ГА, 2018
Nowadays, educational institutions carrying out pilots’ training in the Russian Federation use completely new generation aircraft different with high degree of control automatisation (EFIS – Electronic Flight Instrument System).
S. G. Kosachevskiy   +2 more
doaj   +1 more source

Triple probability density distribution model in the task of aviation risk assessment

open access: yesAviation, 2020
The probability of an airplane deviation from pre-planned trajectory is a core of aviation safety analysis. We propose to use a mixture of three probability density distribution functions it the task of aviation risk assessment. Proposed model takes into
Ivan Ostroumov   +3 more
doaj   +1 more source

Airplanes with an electric motor

open access: yesAviation, 2012
With the decreasing supply of fossil fuel, we can see more and more attempts to substitute combustion engines with other sources of propulsion. This article deals with the possibility of using alternative sources of energy in aviation.
Radek Jurecka, Karol Bencalik
doaj   +1 more source

Çanakkale Zaferi’nden Sonra Batı Anadolu’da Havacılık Faaliyetleri (1915-1918)

open access: yesYakın Dönem Türkiye Araştırmaları, 2020
Osmanlı Devleti, Kafkasya’dan Irak’a, Süveyş Kanalı’ndan Çanakkale’ye kadar birçok cephede aktif olarak mücadele etmiştir. Bu cephelerin dışında Osmanlı kuvvetleri, etkin olarak savaşılmayan bölgelerde de aktif/pasif savunma tedbirleri almak suretiyle ...
Davud Kapucu
doaj  

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