88   Artículos

 
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
Bangchu Zhang, Hao Fu, Weiyu Zhu, Kuijian Yang and Yuanming Xu    
The thermal problem of high-altitude airships has an essential impact on position control and energy system performance. Adjusting the airship?s attitude angle causes differences in thermal performance during position alterations. This paper studies an a... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Jin Wang, Peng Zhao, Zhe Zhang, Ting Yue, Hailiang Liu and Lixin Wang    
The upset state is an unexpected flight state, which is characterized by an unintentional deviation from normal operating parameters. It is difficult for the pilot to recover the aircraft from the upset state accurately and quickly. In this paper, an ups... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Assefinew Wondosen, Yisak Debele, Seung-Ki Kim, Ha-Young Shi, Bedada Endale and Beom-Soo Kang    
In various applications, the extended Kalman filter (EKF) has been vital in estimating a vehicle?s translational and angular motion in 3-dimensional (3D) space. It is also essential for the fusion of data from multiple sensors. However, for the EKF to pe... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Yuting Dai, Jizhou Lai, Qieqie Zhang, Zhimin Li and Yugui Shen    
The integrity of airborne inertial navigation systems (INSs) is the key to ensuring the safe flight of civil aircraft. The airborne attitude and heading reference system (AHRS) is introduced into the construction of a redundant inertial navigation system... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Ahmed Mahfouz, Gabriella Gaias, D. M. K. K. Venkateswara Rao and Holger Voos    
In this paper, the problem of autonomous optimal absolute orbit keeping for a satellite mission in Low Earth Orbit using electric propulsion is considered. The main peculiarity of the approach is to support small satellite missions in which the platform ... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Xu Huang, Yuan Zhang, Jiarun Liu, Honghao Zhong, Zhaolei Wang and Yue Peng    
A data-driven nonlinear control approach, called error dynamics-based dual heuristic dynamic programming (ED-DHP), is proposed for air vehicle attitude control. To solve the optimal tracking control problem, the augmented system is defined by the derived... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Anna Okhitina, Stepan Tkachev and Dmitry Roldugin    
This paper considers a construction procedure of a satellite reference angular motion in the vicinity of an unstable gravitational equilibrium position. The satellite is stabilized on the reference trajectory by the magnetic coils. The problem is solved ... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Ge Zhu, Huili Zhang, Yirui Jiang, Juan Lei, Linqing He and Hongwei Li    
Mobile videos contain a large amount of data, where the information interesting to the user can either be discrete or distributed. This paper introduces a method for fusing 3D geographic information systems (GIS) and video image textures. For the dynamic... ver más
Revista: ISPRS International Journal of Geo-Information    Formato: Electrónico

 
en línea
Jiqing Du, Dan Zhou, Wei Wang and Sachiyo Arai    
The Deep Reinforcement Learning (DRL) algorithm is an optimal control method with generalization capacity for complex nonlinear coupled systems. However, the DRL agent maintains control command saturation and response overshoot to achieve the fastest res... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

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