124   Artículos

 
en línea
Bohumil Adamec, Juraj Machaj and Peter Brida    
In the paper, a novel design of a wideband power splitter for a four-element antenna array using two RF antiphase segments is proposed. Based on a detailed analysis of the power splitter circuit, an analytical model was set up in the MATLAB environment. ... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Mauro F. Pereira, Paula Santana and David S. Vale    
Road network connectivity determines the accessibility of urban activities for pedestrians, while streetscape characteristics have an impact on route attractiveness. Methods used to measure the influence of connectivity and streetscape characteristics on... ver más
Revista: Urban Science    Formato: Electrónico

 
en línea
Kaijun Song, Lele Fang and Yedi Zhou    
In this paper, a novel kind of mode composite transmission line (MC-TL) is proposed, and a dual-band power divider with a large frequency ratio using this novel MC-TL for 5G communication systems was developed. The proposed MC-TL was developed using spoo... ver más
Revista: Journal of Low Power Electronics and Applications    Formato: Electrónico

 
en línea
Jingting Li, Ming-Chih Chiu, Xiaowei Lin, Chan Liu, Zhen Tian, Qinghua Cai and Vincent H. Resh    
The species-area relationship (SAR) is a well-established, globally recognized ecological pattern, and research on SAR has expanded to include the phylogenetic diversity-area relationship (PDAR). However, this research has generally been limited to terre... ver más
Revista: Water    Formato: Electrónico

 
en línea
Qadri Hamarsheh, Omar Daoud, Mohammed Baniyounis and Ahlam Damati    
The interest in vehicle-to-vehicle communication has gained a high demand in the last decade. This is due to the need for safe and robust smart communication, while this type of communication is vulnerable to latency and power. Therefore, this work propo... ver más
Revista: Future Internet    Formato: Electrónico

 
en línea
Cem Ünlübayir, Ulrich Hermann Mierendorff, Martin Florian Börner, Katharina Lilith Quade, Alexander Blömeke, Florian Ringbeck and Dirk Uwe Sauer    
This research paper presents a data-based energy management method for a vessel that predicts the upcoming load demands based on data from weather information and its automated tracking system. The vessel is powered by a hybrid propulsion system consisti... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Mohamed A. A. Mohamed, Seang Shen Yeoh, Jason Atkin, Ahmed M. Diab, Mohsen Khalaf and Serhiy Bozhko    
A control approach for aircraft Starter/Generator (S/G) with Permanent Magnet Machine (PMM) operating in Flux Weakening (FW) mode is presented. The proposed strategy helps the previous approaches which are adopted for the Variable Voltage Bus (VVB) or Vo... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Francesco Lopez, Anna Mauro, Stefano Mauro, Giuseppe Monteleone, Domenico Edoardo Sfasciamuro and Andrea Villa    
The goal of this research is to define a lunar-orbiting system that provides power to the lunar surface through wireless power transmission. To meet the power demand of a lunar base, a constellation of satellites placed in stable orbits is used. Each sat... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Tianhao Cai, Feng Lyu, Tianzhi Wang and Fushi Huang    
Conventional cabled seafloor observatories (CSOs) power in-situ instruments via wet-mated or dry-mated direct electrical contact (DEC) connectors to achieve long-term and real-time observation. However, the DEC connectors have high risks of water leakage... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Sana Toumi, Yassine Amirat, Elhoussin Elbouchikhi, Zhibin Zhou and Mohamed Benbouzid    
This article deals with the techno-economic optimal sizing of a tidal stream turbine (TST)?battery system. In this study, the TST system consists of a turbine rotor and a permanent magnet synchronous generator (PMSG) associated with a three-phase convert... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

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