357   Artículos

 
en línea
Zuhang Wu, Yun Zhang, Lifeng Zhang, Xiaolong Hao, Hengchi Lei and Hepeng Zheng    
In this study, we evaluated the performance of rain-retrieval algorithms for the Version 6 Global Precipitation Measurement Dual-frequency Precipitation Radar (GPM DPR) products, against disdrometer observations and improved their retrieval algorithms by... ver más
Revista: Water    Formato: Electrónico

 
en línea
Huamei Chen, Zhigang Zhu, Hao Tang, Erik Blasch, Khanh D. Pham and Genshe Chen    
This paper discusses using ground-based imagery to determine the attitude of a flying projectile assuming prior knowledge of its external geometry. It presents a segmentation-based approach to follow the object and evaluates it quantitatively with simula... ver más
Revista: Information    Formato: Electrónico

 
en línea
Murat Mustafin and Hiba Moussa    
The technology for determining a point?s coordinates on the earth?s surface using the global navigation satellite system (GNSS) is becoming the norm along with ground-based methods. In this case, determining coordinates does not cause any particular diff... ver más
Revista: Computation    Formato: Electrónico

 
en línea
Van Minh Nguyen, Emma Sandidge, Trupti Mahendrakar and Ryan T. White    
The accelerating deployment of spacecraft in orbit has generated interest in on-orbit servicing (OOS), inspection of spacecraft, and active debris removal (ADR). Such missions require precise rendezvous and proximity operations in the vicinity of non-coo... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Andreas Neumann and Michaela Brchnelova    
Electric space propulsion is a technology that is used in a continuously increasing number of spacecrafts. The qualification of these propulsion systems has to run in ground-based test facilities which requires long testing times and powerful pumping sys... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Jia Chen, Fengmin Hu, Junjie Li, Yijia Xie, Wen Zhang, Changqing Huang and Lingkui Meng    
The evaluation of satellite soil moisture is a big challenge owing to the large spatial mismatch between pixel-based satellite soil moisture products and point-based in situ measurements. Upscaling in situ measurements to obtain the ?true value? of soil ... ver más
Revista: ISPRS International Journal of Geo-Information    Formato: Electrónico

 
en línea
Georgios Venitourakis, Christoforos Vasilakis, Alexandros Tsagkaropoulos, Tzouma Amrou, Georgios Konstantoulakis, Panagiotis Golemis and Dionysios Reisis    
Aiming at effectively improving photovoltaic (PV) park operation and the stability of the electricity grid, the current paper addresses the design and development of a novel system achieving the short-term irradiance forecasting for the PV park area, whi... ver más
Revista: Information    Formato: Electrónico

 
en línea
Chaoyue Li, Huan Yang, Sha Liu, Shiyu Feng, Lei Xu and Zhiling Wang    
In this study, a ground-based washing inerting (GBWI) method was proposed, and the application of GBWI in the field of fire prevention and explosion suppression of unmanned aerial vehicle (UAV) fuel tanks was studied using a volume of fluid (VOF) two-pha... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Ting Song, Zixuan Zheng, Yufei Guo and Jianping Yuan    
A model-free control method is applied to the attitude and orbital operation of the post-capture combined spacecraft, which consists of a space robot and debris. The main contribution of this paper lies in the following three aspects. Firstly, the discre... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Barrie Dams, Binling Chen, Paul Shepherd and Richard J. Ball    
Additive Manufacturing (AM) methods in the construction industry typically employ ground-based deposition methods. An alternative to transform the role of AM in construction is to introduce an aerial capability. A recent project titled Aerial Additive Ma... ver más
Revista: Applied Sciences    Formato: Electrónico

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