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Wyszukujesz frazę "flight performance" wg kryterium: Temat


Wyświetlanie 1-5 z 5
Tytuł:
Effect of Video-Game Experience and Position of Flight Stick Controller on Simulated-Flight Performance
Autorzy:
Cho, B. K.
Aghazadeh, F.
Al-Qaisi, S.
Powiązania:
https://bibliotekanauki.pl/articles/89743.pdf
Data publikacji:
2012
Wydawca:
Centralny Instytut Ochrony Pracy
Tematy:
flight performance
pilot training
game experience
flight stick position
Opis:
The purpose of this study was to determine the effects of video-game experience and flight-stick position on flying performance. The study divided participants into 2 groups; center- and side-stick groups, which were further divided into high and low level of video-game experience subgroups. The experiment consisted of 7 sessions of simulated flying, and in the last session, the flight stick controller was switched to the other position. Flight performance was measured in terms of the deviation of heading, altitude, and airspeed from their respective requirements. Participants with high experience in video games performed significantly better (p < .001) than the low-experienced group. Also, participants performed significantly better (p < .001) with the center-stick than the side-stick. When the side-stick controller was switched to the center-stick position, performance scores continued to increase (0.78 %). However, after switching from a center- to a side-stick controller, performance scores decreased (4.8%).
Źródło:
International Journal of Occupational Safety and Ergonomics; 2012, 18, 3; 429-441
1080-3548
Pojawia się w:
International Journal of Occupational Safety and Ergonomics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Threats to Aviation Safety Caused by Defects in Aircraft Airframe Systems
Autorzy:
Balicki, Włodzimierz
Głowacki, Paweł
Loroch, Leszek
Powiązania:
https://bibliotekanauki.pl/articles/36452325.pdf
Data publikacji:
2022
Wydawca:
Sieć Badawcza Łukasiewicz - Instytut Lotnictwa
Tematy:
aviation transport
flight safety
safety performance indicators
airframe system
aviation occurrence
Opis:
Alongside the increase in air traffic and number of aircraft, the number of reported aviation events has also been increasing. We processed the data included in the European Coordination Centre for Aviation Incident Reporting Systems (RCCAIRS), analyzing small and large aircraft reliability and the safety of their operations, covering events according to ICAO aviation occurrence categories. Airframe systems are the largest contributor to the total number of reported events which occurred in Polish registered aircraft in the years 2008-2020. A detailed study of airframe systems reliability was carried out in order to assess the real reason for the failures. Airframe systems faults were assigned to specific ATA chapters and then to each of their sections. The results of this analysis may support the decisions of supervisory authorities in the areas where security threats are most important. They can also help aircraft operators with identification of the airframe units which require special attention. Identification of significant parts due to the frequency of malfunctions of particular system components may support designers. In short, these results are valuable in terms of further developments in statistical tools facilitating New Product Introduction (NPI).
Źródło:
Transactions on Aerospace Research; 2022, 1 (266); 18-34
0509-6669
2545-2835
Pojawia się w:
Transactions on Aerospace Research
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Impact of pilots’ tiredness on the outcome of psychological testing
Autorzy:
Socha, Vladimir
Hanakova, Lenka
Freigang, Michal
Kraus, Jakub
Stojic, Slobodan
Socha, Lubos
Hanak, Peter
Powiązania:
https://bibliotekanauki.pl/articles/375429.pdf
Data publikacji:
2019
Wydawca:
Politechnika Śląska. Wydawnictwo Politechniki Śląskiej
Tematy:
human factors
fatigue
psychological testing
performance
pilot
flight symulator
wskaźniki ludzkie
zmęczenie
test psychologiczny
wydajność
symulator lotu
Opis:
Presented work is primarily oriented on the experimental verification of the influence of fatigue on the psychological condition of the flying personnel, using psychological and performance tests. For the evaluation of a pilot performance, the 24 hours experiment was conducted. In total, eight subjects participated in the experimental measurements. Eight participants went through several tests, including simulator flights, to investigate the effects of the fatigue on the results of psychological measurements. Measurements included workload evaluation, using NASA task load evaluation concept and performance testing, using the so-called OR-test. Significant statistical differences between measurements performed during 24 hours were not found in the case of NASA task load Scores. In the case of OR-test, Friedman ANOVA and subsequent post-hoc analysis show that the greatest decrease in performance was observed in approximately 22 hours of wakefulness, i.e. approximately in half of the measuring process. The concept of 24-hour measurements for the quantification of fatigue is not commonly used yet as well as objectivization using performance testing. As the apparent effect of fatigue is mainly on performance testing results, it can be argued that this work could serve as a basis for further studies on fatigue. Also, it could serve as a support for introducing new pilots' psychological testing procedures in the future, which could contribute to current efforts to improve aviation safety.
Źródło:
Transport Problems; 2019, 14, 2; 55-67
1896-0596
2300-861X
Pojawia się w:
Transport Problems
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Thermal performance analysis of manned airships in a thermally variable environment
Autorzy:
Shi, Hong
Liu, Meinan
Chen, Jiamin
Zou, Yitao
Powiązania:
https://bibliotekanauki.pl/articles/2173708.pdf
Data publikacji:
2022
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
manned airship
thermal performance
nacelle
temperature difference
flight position
sterowiec załogowy
wydajność cieplna
gondola
różnica temperatur
pozycja lotu
Opis:
The safety and reliability of the manned airship depend to a considerable extent on its thermal performance. In this paper, heat balance equations are developed and solved in the C++ programming language. The temperature variation of the enclosure, gasbag, and nacelles of the manned airship is investigated. In addition, the effects of season, latitude, and orientation on the thermal performance of the manned airship and the airship nacelle are investigated. The results show that: (1) The average temperature difference of the nacelle surface at the same time is 25 K, while the maximum temperature difference in the nacelle is 29 K during the day, (2) the temperature distribution in the nacelle is similar in spring and autumn, with maximum temperature between 306 K and 309 K. The maximum temperature in the nacelle is between 300 K and 303 K in winter while the maximum temperature in the nacelles is between 309 K and 315 K in summer, (3) as the flight position of the manned airship changes from 20°N to 60°N, the average nacelle temperature varies slightly by about 1 K. However, as the latitude increases, the high- temperature region shifts from the bottom of the nacelle to the side of the nacelle, and (4) the temperature distribution of the upper envelope of the airship varies considerably with orientation. However, the average temperature of the nacelle is less impacted by orientation. These results are useful for understanding the thermal performance of manned airships.
Źródło:
Bulletin of the Polish Academy of Sciences. Technical Sciences; 2022, 70, 5; art. no. e143105
0239-7528
Pojawia się w:
Bulletin of the Polish Academy of Sciences. Technical Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Analiza obliczeniowa własności aerodynamicznych wirnika nośnego wiatrakowca w stanie lotu ustalonego (autorotacji)
Computational analysis of aerodynamic performance of gyroplane main rotor under cruise flight condition (autorotation)
Autorzy:
Stalewski, W.
Zalewski, W.
Powiązania:
https://bibliotekanauki.pl/articles/212984.pdf
Data publikacji:
2011
Wydawca:
Sieć Badawcza Łukasiewicz - Instytut Lotnictwa
Tematy:
analiza obliczeniowa
własności aerodynamiczne wirnika nośnego wiatrakowca
stan lotu ustalonego (autorotacja)
computational analysis
aerodynamic performance of gyroplane
flight conditions (autorotation)
Opis:
W pracy przedstawiono wyniki symulacji komputerowych pracy wirnika nośnego wiatrakowca w stanie poziomego lotu ustalonego w pełnym zakresie prędkości przelotowych bez wpływu ziemi. W takich warunkach lotu swobodnie obracający się wirnik pracuje stale w stanie autorotacji. W wyniku przeprowadzonych obliczeń wyznaczono charakterystyki aerodynamiczne oraz obciążenia i wahania łopat wirnika. Omówiono metodykę obliczeń, przedstawiono przykładowe wizualizacje oraz dokonano jakościowej oceny przepływu wokół łopat wirnika pod kątem występowania niekorzystnych zjawisk aerodynamicznych.
The paper presents the results of computer simulations of flight of gyroplane main rotor. Considered flight conditions included the full range of flight speeds during a horizontal flight, without taking into account the ground effect. Under such conditions, the freely rotating rotor was moving continuously in the state of autorotation. In the article there is shown the methodology of flight simulations as well as the examples of computations and qualitative analyses of the flow around the main rotor of gyroplane. The presented results of calculations include: aerodynamic characteristics, loads and angles of flapping of rotor blades.
Źródło:
Prace Instytutu Lotnictwa; 2011, 10 (219); 269-279
0509-6669
2300-5408
Pojawia się w:
Prace Instytutu Lotnictwa
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-5 z 5

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