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UAV Detect and Avoid from UTM-Dependent Surveillance
Published 2024-01-01“…A hierarchical unmanned aircraft system (UAS) traffic management (UTM) system has deployed 45 ground transceiver stations (GTS) for UAS services in Taiwan. …”
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22
Model Construction and Performance Degradation Characteristics of a Deflector Jet Pressure Servo Valve under the Condition of Oil Contamination
Published 2021-01-01“…The deflector jet pressure servo valve is a kind of high-precision hydraulic component that can be widely used in the antiskid braking system of an aircraft. In actual service, it will be faced with extreme working conditions of gradual oil contamination, which will cause performance degradation and function maladjustment of the whole valve. …”
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Characterization of Radiation Exposure at Aviation Flight Altitudes Using the Nowcast of Aerospace Ionizing Radiation System (NAIRAS)
Published 2024-04-01“…Abstract Exposure to ionizing radiation from galactic cosmic rays (GCR) and solar energetic particles (SEP) at aircraft flight altitudes can have an adverse effect on human health. …”
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24
Effects of rotation speed on microstructure and mechanical properties of non-prehole riveting process for high-strength aluminium alloys
Published 2025-01-01“…Traditional solid riveting and hi-lock bolt (HLB) are widely adopted in the aircraft assembly, but require pre-drilled holes before joining. …”
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CRITICAL STATE SELECTION OF THE DYNAMIC HORIZONTAL IMPACT TEST FOR A CERTAIN TYPE AIRLINE SEAT INSTALLED
Published 2016-01-01“…According to the critical state selection issue of horizontal dynamic impact test in the pilot’s seat / restraint system for a certain type of general aviation aircraft. …”
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26
Evidence of Terrain-Induced Windshear Due to Lantau Island over the Third Runway of the Hong Kong International Airport—Examples and Numerical Simulations
Published 2024-12-01“…This conclusion is drawn based on actual pilot windshear reports and observations from Doppler light detection and ranging (LIDAR) systems and confirmed by simulations using a mesoscale to microscale numerical weather-prediction model. …”
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Entre ciel et terre. Histoire de l’aéronautique militaire et archéologie : l’exemple d’Hazebrouck
Published 2018-08-01“…The excavation, however, revealed the remains of a German aircraft, a Messerschmitt Bf 109 G-6 fighter, still containing the body of the pilot who, thanks to the plate bearing his registration number, was identified as the Sergeant Horst Seemann, shot down on 4 September 1943, a year earlier, during an interception flight during an allied raid on the Hazebrouck railway marshalling yard. …”
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Observation and Numerical Simulation of Terrain-Induced Windshear at the Hong Kong International Airport in a Planetary Boundary Layer without Temperature Inversions
Published 2016-01-01“…Terrain-induced windshear at Hong Kong International Airport (HKIA) could be hazardous to the landing and departing aircraft. Such windshear occurring in a planetary boundary layer without temperature inversions is studied in this paper by using the data from the Terminal Doppler Weather Radar and Light Detection and Ranging systems. …”
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A Robust H∞ Controller for an UAV Flight Control System
Published 2015-01-01“…The reference vector used in the control architecture formed by vertical velocity, true airspeed, and heading angle, suggests a nontraditional way to pilot the aircraft. The simulation results show that the proposed control scheme works well despite the presence of noise and uncertainties, so the control system satisfies the requirements.…”
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Numerical Simulation of Helicopter Rotor Performance Degradation in Natural Rain Encounter
Published 2021-01-01“…Sustained flight operation in the rain conditions is still a challenge to a pilot. This problem can be mainly attributed to the aerodynamic performance degradation of aircraft. …”
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31
Reduction in EEG theta power as a potential marker for spatial disorientation during flight
Published 2025-01-01“…Abstract During flight, spatial disorientation (SD) commonly occurs when a pilot’s perception conflicts with the aircraft’s actual motion, attitude, or position. …”
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Model of Multi-Algorithmic-Based Optimization of 4D Approach Trajectory under Thunderstorm Weather
Published 2024-01-01“…Thunderstorms are recognized as perilous meteorological phenomena characterized by irregular and nonlinear movement, posing significant risks to approaching aircraft and necessitating technical methods to ensure safety to the aviation operations. …”
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Numerical Simulation on the Boiling Flow Patterns of Al2O3-Water Nanofluid in Micro/Minichannel under Different Hypergravity Levels and Directions
Published 2021-01-01“…Due to the influence of hypergravity that has a significant impact on the performance of heat exchanger in aircraft, which is crucial for electronic equipment on the plane and life safeties of pilots and passengers, a numerical study is conducted using Fluent 20R2 software to investigate boiling flow patterns under different gravity levels and directions. …”
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Real-Time Hardware-in-the-Loop Laboratory Testing for Multisensor Sense and Avoid Systems
Published 2013-01-01“…It was developed within a research project aimed at flight demonstration of autonomous non-cooperative collision avoidance for Unmanned Aircraft Systems. In this framework, an optionally piloted Very Light Aircraft was used as experimental platform. …”
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L’engagement du corps : un enjeu dans le pilotage en ligne d’un avion à cockpit de verre (glass-cockpit)
Published 2000-05-01“…When a new generation of aircraft (glass-cockpits) came into service in the early nineties, a violent controversy ensued. …”
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Human-Centered UAV–MAV Teaming in Adversarial Scenarios via Target-Aware Intention Prediction and Reinforcement Learning
Published 2024-01-01“…Existing collaborative tasks between manned and unmanned aircraft focus mainly on optimizing communication and the UAVs’ flight paths but neglect the benefits of tacit and intelligent operational cooperation with pilots. …”
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37
AeroRunway: Diverse Weather and Time of Day Aerial Dataset for Autonomous Landing Training
Published 2024-09-01“…It is a highly realistic and detailed flight simulation program that allows users to experience the sensation of piloting various aircraft in a virtual environment. …”
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Modelo Digital do Terreno obtido por RPA para cálculo de volume de terra em morros
Published 2021-03-01“… O uso de RPAs (Remotely Piloted Aircraft) popularmente conhecidas como Drones, tem se destacado como uma das técnicas com amplo potencial de contribuição em diversos campos científicos. …”
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Characterization of the Droplet Population Generated by Centrifugal Atomization Nozzles of UAV Sprayers
Published 2025-01-01“…The objective of this study was to characterize the droplet population generated by hydraulic nozzles and centrifugal atomization nozzles used in sprayers mounted on remotely piloted aircraft (RPA). Two spray nozzle technologies were tested using a Malvern SprayTech laser particle size meter. …”
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Challenges for Air Transport Providers in Czech Republic and Poland
Published 2018-01-01“…The knowledge of conditional changes in the number of passengers utilizing air transport grants the ability to make forecasts about the needed infrastructure, number of aircrafts, pilots, and staff needed at the airports.…”
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