20   Artículos

 
en línea
Maria Inês Conceição, Eusébio Conceição, António Grilo, Meysam Basiri and Hazim Awbi    
A greenhouse is used to improve thermal comfort (TC) levels for its occupants in winter conditions using solar radiation, which involves low energy consumption. The aim of this research is the application of unmanned aerial vehicles (UAVs) in the evaluat... ver más
Revista: Clean Technologies    Formato: Electrónico

 
en línea
Leo Peiffer, Christian Perfler and Martin Tajmar    
Consumable-free electron emitters are presently not feasible for autonomous tether-based deorbit devices such as E.T.PACK due to their power requirement. The bare-photovoltaic-tether (BPT) concept combines the bare tether electron collection with a tethe... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Bruna Bacalja Ba?ic, Maja Krcum and Anita Gudelj    
This research investigates the application of photovoltaic (PV) systems on ship retrofits with the aim of reducing the emission of harmful gases. By using renewable energy resources, this research presents the potential for reducing greenhouse gas (GHG) ... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Huanxin Zhang, Shenyi Zhang, Guohong Shen, Xin Zhang, Weiguo Zong, Jianguang Guo, Anqin Chen, Liguo Zhang and Ruyi Zhang    
This work introduces the instrument design of the medium-energy proton detector (MEPD, detection range: 30 keV?5 MeV) mounted on the Chinese Fengyun-4B (FY-4B) satellite. Compared to a similar detector on the Fengyun-3E (FY-3E) satellite, this instrument... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Jesús Armando Aguilar-Jiménez, Luis Hernández-Callejo, José Alejandro Suástegui-Macías, Victor Alonso Gómez, Alfonso García-Álvaro, Raúl Maján-Navalón and Lilian Johanna Obregón    
By the year 2020, 90% of the population with access to electricity worldwide was surpassed. However, the reality is very different for many countries, especially for those on the African continent that had more than 572 million people without electricity... ver más
Revista: Urban Science    Formato: Electrónico

 
en línea
Ibtihal Ahmed Alablani and Mohammed Amer Arafah    
In Underwater Sensor Networks (UWSNs), the energy sources of sensor nodes are limited and difficult to recharge and solar energy cannot be used in that environment. The power issue is one of the most significant constraints in underwater sensor networks ... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Douglas Olivares, Abel Taquichiri, Pablo Ferrada, Aitor Marzo, Mauro Henríquez, Darío Espinoza, Edward Fuentealba and Jaime Llanos    
There is currently an energy crisis that has led to photovoltaic operators maximizing their resources, making soiling a problem to consider in order to ensure project profitability. Energy production costs are strongly affected by the use of scarcely eff... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
P. Mendonça dos Santos, António J. Serralheiro, Beatriz Borges, João Paulo N. Torres and Ana Charas    
This work studies two circuit topologies to step-up the voltage supplied by an organic photovoltaic (OPV) cell. Comparison and validation of the proposed topologies are accomplished throughout analytical, simulation, and experimental results. Two circuit... ver más
Revista: Journal of Low Power Electronics and Applications    Formato: Electrónico

 
en línea
Daniele Colarossi, Eleonora Tagliolini, Paolo Principi and Roberto Fioretti    
This work presents an adjustable large-scale solar simulator based on metal halide lamps. The design procedure is described with regards to the construction and spatial arrangement of the lamps and the designed optical system. Rotation and translation of... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Chen-Huei Hsieh, Xui-Ze Zh     Pág. 147 - 156
Generally, for some solar simulator manufactures, the measurement of irradiation non-uniformity is made by placing a PV cell artificially and point by point on each measuring point on the solar module. It records each corresponding output voltage of PV c... ver más
Revista: Advances in Technology Innovation    Formato: Electrónico

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