Results 21 to 30 of about 50,297 (235)

The analysis of working liquid flow in a hydrostatic line with the use of frequency characteristics [PDF]

Bulletin of the Polish Academy of Sciences: Technical Sciences, 2020
One of the little described problems in hydrostatic drives is the fast changing runs in the hydraulic line of this drive affecting the nature of the formation and intensity of pressure pulsation and flow rate occurring in the drive.
L. Ułanowicz, G. Jastrzębski
doaj   +1 more source

Quantifying the Resilience of the U.S. Domestic Aviation Network During the COVID-19 Pandemic

Frontiers in Built Environment, 2021
This paper analyzes the impacts of COVID-19 pandemic on the United States air transportation network between March and August 2020. Despite dramatic reductions in flight and passenger volumes, the network remained robust and resilient against ...
Aleksandar Bauranov, Steven Parks, Xuan Jiang, Jasenka Rakas, Marta C. González, Marta C. González   +5 more
doaj   +1 more source

Possibile Applications of Magnetic Microwires in Aviation

Fatigue of Aircraft Structures, 2014
Magnetic microwires have been rediscovered due to a number of the unusual magnetic properties and their potential applications. The paper concerns glass-coated magnetic microwires composed of a ferromagnetic metallic core with a diameter of 0.6 - 30 jj.m
Draganová Katarína, Blažek Josef, Praslička Dušan, Kmec František   +3 more
doaj   +1 more source

Comparative analysis of the legislative, technological and operational aspects in the field of civil aviation security in the region between East and West [PDF]

Bezbednosni Dijalozi, 2017
The primary goal of the paper is to make a comparative analysis of the legislative, technological and operational segments in the field of civil aviation security in the East and West countries with those in the Balkans; a secondary objective is to ...
Gjorgji Alceski, Tomislav Tuntev
doaj   +1 more source

'½ vol. not relevant': The scrapbook of Winifred Penn-Gaskell

Science Museum Group Journal, 2014
The scrapbook of Winifred Penn-Gaskell – celebrated aerophilatelist and collector of aeronautica –reveals a great deal about its maker and the social and political context of early flight history in Britain. It is argued here that a ‘reading’ of the book
Caitlin Doherty
doaj   +1 more source

On the Performance of Machine Learning Based Flight Delay Prediction – Investigating the Impact of Short-Term Features

Promet (Zagreb), 2022
People and companies today are connected around the world, which has led to a growing importance of the aviation industry. As flight delays are a big challenge in aviation, machine learning algorithms can be used to forecast those.
Delia Schösser, Jörn Schönberger
doaj   +1 more source

Innovating Aircraft Repair Processes: The Role of Digitalization in Sustainability

Advanced Engineering Materials, EarlyView.
This research explores how digitalization—by storing detailed non‐destructive testing data in structured DICONDE databases and creating a standard data model of the component—innovates aviation maintenance and repair processes. Coupled with a developed state‐based simulation model, it enables data‐driven, sustainable repair strategies that reduce waste,
Johanna Aigner, Geo Jacob, Florian Raddatz, Gerko Wende   +3 more
wiley   +1 more source

Aviation in interwar Chișinău [PDF]

Dialogica: Revistă de Studii Culturale și Literatură
Based on unique historical sources, archives, the press, the author presents an innovative component of the infrastructure, mobility and innovative communication of the era, namely the use of aviation in Chișinău between the two world conflagrations. The
Ion Valer XENOFONTOV
doaj   +1 more source

AIRCRAFT IN FIGHT WITH IRREGULAR FORCES IN THE FIRST DECADE OF THE 21ST CENTURY

Humanities and Social Sciences, 2021
It cannot be denied that the difference in the fight against irregular forces, which results from the non-standard operation of these forces, as well as the role played by the civilian population in this fight, have a significant impact on the state’s ...
Grzegorz ROSŁAN
doaj   +1 more source

A Concept of a Digital and Traceable Manufacturing Documentation Based on Formalized Process Description Applied on Composite Aircraft Moveable

Advanced Engineering Materials, EarlyView.
The documentation of component manufacture has become an essential part of today's production processes, especially for the analysis and optimization of production or component design with regard to structural performance, economic efficiency, and sustainability.
Björn Denker, Dominik Delisle, Christian Krombholz, Martin Rädel, Frank Dressel   +4 more
wiley   +1 more source