نتایج جستجو برای: power electrical cables
تعداد نتایج: 663529 فیلتر نتایج به سال:
Because of an improvement of wireless communication technologies, cables are taken away step by step from an electrical equipment. Now, a power cable is the last wire connected to the equipment. Therefore, wireless power transfer (WPT) technology is desired. Conventionally, microwave power transfer and magnetic induction have been used for this purpose. Microwave power transfer technology utili...
Partial discharges occur the biggest failure problem in power cable insulation due to distortion of electrical stress. In this paper, it has been investigated on effect spherical nanoparticles Barium titanate (BaTiO 3) and Clay for enhancing electrostatic field distribution single three-core cables. It applied new strategies nanotechnology techniques designing innovative polyvinyl chloride mate...
Local scouring might result in the spanning of submarine cables, endangering their mechanical and electrical properties. In this contribution, a three-dimensional computational fluid dynamics simulation model is developed using FLOW-3D, process semi-exposed cables investigated. The effects sediment critical Shields number, density, ocean current velocity on local are discussed, variation rules ...
The main components of the LHC, the next world-class facility in high-energy physics, are the twin-aperture highfield superconducting cryomagnets to be installed in the existing 26.7-km long tunnel. After installation and alignment, the cryomagnets have to be interconnected. The interconnections must ensure the continuity of several functions: vacuum enclosures, beam pipe image currents (RF con...
Fuel cells directly convert chemical energy into electrical power using electrochemical reactions. Solid oxide fuel cell (SOFC) is one of the high-temperature fuel cells that propose a promising future from the standpoint of power generation. In this study, optimization of an SOFC system is performed using Taguchi approach after verification of the model in compare with experimental results. Cu...
Distribution of electrical energy through subsea power cables has an increasingly important role in the renewable generation. The majority uses copper (Cu) as a conductor material. Cables suspended from sea level to floor are subjected both static and cyclic loads that can introduce microstructural damage due fatigue, creep their interaction. In addition, since manufacturing process stranded re...
Detecting and locating faults in electrical cables has been a permanent concern regarding power distribution systems. Over time, several techniques have developed aiming to manage these faulty situations an efficient way. These must be fast, accurate, but, above all, efficient. This paper develops new approach for detecting, locating, classifying, predicting faults, particularly different types...
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