|
|
|
|
|
Shulin Liu, Xinxin Chen, Jianping Hu, Qishuo Ding and Ruiyin He
Root fractal analysis is instrumental in comprehending the intricate structures of plant root systems, offering insights into root morphology, branching patterns, and resource acquisition efficiency. We conducted a field experiment on paddy?wheat root sy...
ver más
|
|
|
|
|
|
|
|
|
|
|
Fernando Vives, Javier Lázaro, José Francisco Guzmán, Rafael Martínez-Gallego and Miguel Crespo
This study used a novel machine learning approach to uncover key serve variables that maximize effectiveness in men?s professional doubles tennis. A large dataset of 14,146 serves from 97 Davis Cup doubles matches played between 2010 and 2019 was analyze...
ver más
|
|
|
|
|
|
|
|
|
|
|
Morteza Esmaeili, Jafar Hosseini Manoujan, Jafar Chalabii, Farshad Astaraki and Majid Movahedi Rad
Tunnel face extrusion rigidity is an important factor for solving stress?strain problems in loose ground conditions. In previous studies, the effect of horizontal and vertical soil layering on tunnel excavation face stability in the presence of longitudi...
ver más
|
|
|
|
|
|
|
|
|
|
|
Chunjie Wang, Xiaodong Song, Qiang Fu, Lin Cui and Peng Chen
Marine buoys need to operate in high sea areas far from land for a long time. Therefore, how to provide a long-term power supply for the buoy system is critical to be addressed. Photovoltaic (PV) power supply systems are the most commonly used power supp...
ver más
|
|
|
|
|
|
|
|
|
|
|
Stan Proskurov, Markus Lummer, Jan Werner Delfs, Roland Ewert, Jochen Kirz, Martin Plohr and Robert Jaron
Overcoming the problem of excessive engine noise at low altitudes is a formidable task on the way to developing a supersonic passenger aircraft. The focus of this paper is on the fan noise shielding during take-off, investigated as part of the DLR projec...
ver más
|
|
|
|
|
|
|
|
|
|
|
Benshan Liu, Yongsheng Gao, Liang Gao, Junming Zhang, Yanhe Zhu, Xizhe Zang and Jie Zhao
Turbojet engines have a slow response and require mechanical assistance to perform vertical take-offs and landings. In this paper, we propose a vertical take-off and landing (VTOL) aircraft that contains one-dimensional thrust vectoring nozzle modules to...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ping Tan, Tinaye Hamufari Tsinakwadi, Zhe Xu and He Xu
RFID localization methods have been widely used in indoor positioning systems (IPS). Most localization techniques involve the use of multiple antennas and the placement of antennas and readers in order to ensure accurate positioning results. However, mos...
ver más
|
|
|
|
|
|
|
|
|
|
|
Oscar Danilo Montoya, Luis Fernando Grisales-Noreña, Lázaro Alvarado-Barrios, Andres Arias-Londoño and Cesar Álvarez-Arroyo
This research addresses the problem of the optimal placement and sizing of (PV) sources in medium voltage distribution grids through the application of the recently developed Newton metaheuristic optimization algorithm (NMA). The studied problem is formu...
ver más
|
|
|
|
|
|
|
|
|
|
|
Roger Nabeyama Michels, Marcelo Giovanetti Canteri, Marcelo Augusto de Aguiar e Silva, Estor Gnoatto, José Airton Azevedo dos Santos, Manuel Messias Alvino de Jesus
Pág. 19 - 24
This study analyzed the external factors that influence the yield obtained from photovoltaic modules (Solarex® - MSX 56), as solar irradiance, temperature, placement angle and dust deposition on the photovoltaic modules installed at the facilities ...
ver más
|
|
|
|
|
|