Results 1 to 10 of about 115,192 (191)

Safety risk assessment and prevention and control measures for reloading airdrop missions [PDF]

E3S Web of Conferences, 2021
In recent years, as the heavy equipment airdrop work continues to deepen, Chinese heavy equipment airdrop business has shown a vigorous development trend, and mission training is getting closer and closer to actual combat.
Jihui Xu, Jing Zhang, Wenjie Tian, Jiahui Shi, Tengfei Liu, Xiaolin Wang, Yujin Chen, Rui Guo   +7 more
doaj   +1 more source

Risk assessment of heavy landing based on BWM and cloud model [PDF]

E3S Web of Conferences, 2021
Aiming at the systemic, ambiguity and randomness characteristics of the aircraft's heavy landing risk, this paper starts from the system perspective and proposes a risk assessment method based on the Best- Worst method (BWM) and cloud model.
Jiahui Shi, Jihui Xu, Tengfei Liu, Jing Zhang, Pu Zhu, Chunlin Yang   +5 more
doaj   +1 more source

Incremental Backstepping Sliding-Mode Trajectory Control for Tailless Aircraft with Stability Enhancer

Aerospace, 2022
This paper presents an incremental backstepping sliding-mode (IBS) controller for trajectory control of a tailless aircraft with unknown disturbances and model uncertainties.
Zihou He, Jianbo Hu, Yingyang Wang, Jiping Cong, Linxiao Han, Maoyu Su   +5 more
doaj   +1 more source

Unmanned Aerial Vehicles

Geodetski glasnik, 2016
Unmanned aerial vehicles have a wide range of applications, and their purpose is every day more important. Construction has been improving, finding the materials that are optimal for carrying out the functions which need to be cope with. Legal regulations for unmanned aircrafts up to 150 kg take-off weight (MTOW) varies from country to country.
Vlado Jurić, Jurica Kolobarić, Vanja Kvesić, Doroteja Bjeliš   +3 more
openaire   +3 more sources

Attitude-Tracking Control for Over-Actuated Tailless UAVs at Cruise Using Adaptive Dynamic Programming

Drones, 2023
Using adaptive dynamic programming (ADP), this paper presents a novel attitude-tracking scheme for over-actuated tailless unmanned aerial vehicles (UAVs) that integrates control and control allocation while accounting for nonlinearity and nonaffine ...
Zihou He, Jianbo Hu, Yingyang Wang, Jiping Cong, Yuan Bian, Linxiao Han   +5 more
doaj   +1 more source

Cyclic-routing of Unmanned Aerial Vehicles [PDF]

Journal of Computer and System Sciences, 2019
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Nir Drucker, Hsi-Ming Ho, Joël Ouaknine, Michal Penn, Ofer Strichman   +4 more
openaire   +4 more sources

Unmanned Aerial Systems for Wildland and Forest Fires

, 2021
Wildfires represent an important natural risk causing economic losses, human death and important environmental damage. In recent years, we witness an increase in fire intensity and frequency.
Akhloufi, Moulay A., Castro, Nicolas A., Couturier, Andy   +2 more
core   +1 more source

Оптимізація траєкторії польоту безпілотного літального апарату [PDF]

, 2017
The article describes the features of optimizing the flight path of an unmanned aerial vehicle. The paper analyzes the composition and designation of main equipment and payload of unmanned aerial vehicle.
Khimchyk, Nataliia, Myklukha, Vasyl
core   +3 more sources

Safety Assessment of Transport Aircraft Heavy Equipment Airdrop: An Improved STPA-BN Mechanism

IEEE Access, 2022
Aviation safety has been an eternal theme, and safety assessment is taken as the important method to assess the aircraft safety, but it is difficult to assess the safety of a heavy equipment airdrop from a transport aircraft due to mission complexity and
Jihui Xu, Wenjie Tian, Lijuan Kan, Yujin Chen   +3 more
doaj   +1 more source

Unmanned Aerial Vehicles in Geomatics [PDF]

ISPRS International Journal of Geo-Information, 2016
Geomatics as a geospatial science, including technologies and processes, has experienced a boost in recent years with the development of Unmanned Aerial Vehicles (UAVs) equipped with sensing instruments [1].[...]
openaire   +4 more sources