70   Artículos

 
en línea
Sunghun Jung    
Unmanned aerial vehicles (UAVs) are extensively employed in civilian and military applications because of their excellent maneuverability. Achieving fully autonomous quadrotor flight and precision landing on a wireless charging station in the presence of... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
José Azinheira, Reginaldo Carvalho, Ely Paiva and Rafael Cordeiro    
This paper proposes a new kind of airship actuator configuration for surveillance and environmental monitoring missions. We present the design and application of a six-propeller electrical airship (Noamini) with independent tilting propellers, allowing i... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Sheng Liu, Jian Song, Lanyong Zhang and Yinchao Tan    
The three-degree-of-freedom (3-DOF) stabilized control system for ship propulsion-assisted sails is used to control the 3-DOF motion of sails to obtain offshore wind energy. The attitude of the sail is adjusted to ensure optimal thrust along the target c... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Shaojie Zhang, Han Zhang and Kun Ji    
In this paper, an incremental nonlinear dynamic inversion (INDI) control scheme is proposed for the attitude tracking of a helicopter with model uncertainties, and actuator delay and saturation constraints. A finite integral compensation based on model r... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Chang-ho Ji, Chongsup Kim and Byoung Soo Kim    
Highly maneuverable fighter aircraft are equipped with various weapons including a gun firing system for successful air-to-air and air-to-ground missions. In the gun firing system, the muzzle is usually positioned at an offset from the centerline of the ... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Jiping Cong, Jianbo Hu, Yingyang Wang, Zihou He, Linxiao Han and Maoyu Su    
This paper presents a fault-tolerant attitude control scheme, incorporating reconfiguration control allocation for supersonic tailless aircraft subject to nonlinear characteristics, actuator constraint, uncertainty, and actuator faults. The main idea is ... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Shuaibin An, Jianwen Zang, Ming Yan, Baiyang Zhu and Jun Liu    
Wide-speed-range vehicles are characterized by high flight altitude and high speed, with significant changes in the flight environment. Due to the strong uncertainty of its aerodynamic characteristics, higher requirements are imposed on attitude control.... ver más
Revista: Drones    Formato: Electrónico

 
en línea
Xufei Yan, Ye Yuan and Renliang Chen    
This paper studies the pilot control strategy and workload of a tilt-rotor aircraft dynamic conversion procedure between helicopter mode and fixed-wing mode. A nonlinear flight dynamics model of tilt-rotor aircraft with full flight modes is established. ... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Aiqing Huo, Xue Jiang and Shuhan Zhang    
A rotary steerable drilling system is an advanced drilling technology, with stabilized platform tool face attitude control being a critical component. Due to a multitude of downhole interference factors, coupled with nonlinearities and uncertainties, cha... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Yankai Li, Yulong Huang, Dongping Li, Yuan Sun, Han Liu and Yongze Jin    
In this paper, we propose an output feedback flight tracking control scheme for helicopter attitude and altitude systems with unmeasured states under full state constraints. Firstly, a state observer is constructed based on the measured output signals, w... ver más
Revista: Aerospace    Formato: Electrónico

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