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The article deals with introduction to electric vehicle 2 grid operation in smart grids from view of contribution of these devices (chargers) to smart grid as a battery energy storage systems. In the beginning of article is described overview of charging technologies and potential influence to distribution grid. The whole topic is described on the experiment (simulation) of a distribution network...
The article deals with thermal ageing of transformer oil based ferrofluid at initial stage of ageing. Influence of ageing in this article observes changes caused by polarization current, which triggers structural changes in liquid insulation. Except the influence of ageing of polarization current on these samples it has to be noted, that concentration of magnetic nanoparticles in these fluids can...
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